diff options
Diffstat (limited to 'Modules/_ctypes/libffi/src/x86')
| -rw-r--r-- | Modules/_ctypes/libffi/src/x86/darwin.S | 444 | ||||
| -rw-r--r-- | Modules/_ctypes/libffi/src/x86/darwin64.S | 416 | ||||
| -rw-r--r-- | Modules/_ctypes/libffi/src/x86/ffi.c | 867 | ||||
| -rw-r--r-- | Modules/_ctypes/libffi/src/x86/ffi64.c | 676 | ||||
| -rw-r--r-- | Modules/_ctypes/libffi/src/x86/ffitarget.h | 143 | ||||
| -rw-r--r-- | Modules/_ctypes/libffi/src/x86/freebsd.S | 463 | ||||
| -rw-r--r-- | Modules/_ctypes/libffi/src/x86/sysv.S | 483 | ||||
| -rw-r--r-- | Modules/_ctypes/libffi/src/x86/unix64.S | 432 | ||||
| -rw-r--r-- | Modules/_ctypes/libffi/src/x86/win32.S | 1306 | ||||
| -rw-r--r-- | Modules/_ctypes/libffi/src/x86/win64.S | 468 |
10 files changed, 0 insertions, 5698 deletions
diff --git a/Modules/_ctypes/libffi/src/x86/darwin.S b/Modules/_ctypes/libffi/src/x86/darwin.S deleted file mode 100644 index 8f0f0707aa..0000000000 --- a/Modules/_ctypes/libffi/src/x86/darwin.S +++ /dev/null @@ -1,444 +0,0 @@ -/* ----------------------------------------------------------------------- - darwin.S - Copyright (c) 1996, 1998, 2001, 2002, 2003, 2005 Red Hat, Inc. - Copyright (C) 2008 Free Software Foundation, Inc. - - X86 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT - HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- - */ - -#ifndef __x86_64__ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -.text - -.globl _ffi_prep_args - - .align 4 -.globl _ffi_call_SYSV - -_ffi_call_SYSV: -.LFB1: - pushl %ebp -.LCFI0: - movl %esp,%ebp -.LCFI1: - subl $8,%esp - /* Make room for all of the new args. */ - movl 16(%ebp),%ecx - subl %ecx,%esp - - movl %esp,%eax - - /* Place all of the ffi_prep_args in position */ - subl $8,%esp - pushl 12(%ebp) - pushl %eax - call *8(%ebp) - - /* Return stack to previous state and call the function */ - addl $16,%esp - - call *28(%ebp) - - /* Load %ecx with the return type code */ - movl 20(%ebp),%ecx - - /* Protect %esi. We're going to pop it in the epilogue. */ - pushl %esi - - /* If the return value pointer is NULL, assume no return value. */ - cmpl $0,24(%ebp) - jne 0f - - /* Even if there is no space for the return value, we are - obliged to handle floating-point values. */ - cmpl $FFI_TYPE_FLOAT,%ecx - jne noretval - fstp %st(0) - - jmp epilogue -0: - .align 4 - call 1f -.Lstore_table: - .long noretval-.Lstore_table /* FFI_TYPE_VOID */ - .long retint-.Lstore_table /* FFI_TYPE_INT */ - .long retfloat-.Lstore_table /* FFI_TYPE_FLOAT */ - .long retdouble-.Lstore_table /* FFI_TYPE_DOUBLE */ - .long retlongdouble-.Lstore_table /* FFI_TYPE_LONGDOUBLE */ - .long retuint8-.Lstore_table /* FFI_TYPE_UINT8 */ - .long retsint8-.Lstore_table /* FFI_TYPE_SINT8 */ - .long retuint16-.Lstore_table /* FFI_TYPE_UINT16 */ - .long retsint16-.Lstore_table /* FFI_TYPE_SINT16 */ - .long retint-.Lstore_table /* FFI_TYPE_UINT32 */ - .long retint-.Lstore_table /* FFI_TYPE_SINT32 */ - .long retint64-.Lstore_table /* FFI_TYPE_UINT64 */ - .long retint64-.Lstore_table /* FFI_TYPE_SINT64 */ - .long retstruct-.Lstore_table /* FFI_TYPE_STRUCT */ - .long retint-.Lstore_table /* FFI_TYPE_POINTER */ - .long retstruct1b-.Lstore_table /* FFI_TYPE_SMALL_STRUCT_1B */ - .long retstruct2b-.Lstore_table /* FFI_TYPE_SMALL_STRUCT_2B */ -1: - pop %esi - add (%esi, %ecx, 4), %esi - jmp *%esi - - /* Sign/zero extend as appropriate. */ -retsint8: - movsbl %al, %eax - jmp retint - -retsint16: - movswl %ax, %eax - jmp retint - -retuint8: - movzbl %al, %eax - jmp retint - -retuint16: - movzwl %ax, %eax - jmp retint - -retfloat: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstps (%ecx) - jmp epilogue - -retdouble: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstpl (%ecx) - jmp epilogue - -retlongdouble: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstpt (%ecx) - jmp epilogue - -retint64: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - movl %edx,4(%ecx) - jmp epilogue - -retstruct1b: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movb %al,0(%ecx) - jmp epilogue - -retstruct2b: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movw %ax,0(%ecx) - jmp epilogue - -retint: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - -retstruct: - /* Nothing to do! */ - -noretval: -epilogue: - popl %esi - movl %ebp,%esp - popl %ebp - ret - -.LFE1: -.ffi_call_SYSV_end: - - .align 4 -FFI_HIDDEN (ffi_closure_SYSV) -.globl _ffi_closure_SYSV - -_ffi_closure_SYSV: -.LFB2: - pushl %ebp -.LCFI2: - movl %esp, %ebp -.LCFI3: - subl $40, %esp - leal -24(%ebp), %edx - movl %edx, -12(%ebp) /* resp */ - leal 8(%ebp), %edx - movl %edx, 4(%esp) /* args = __builtin_dwarf_cfa () */ - leal -12(%ebp), %edx - movl %edx, (%esp) /* &resp */ - movl %ebx, 8(%esp) -.LCFI7: - call L_ffi_closure_SYSV_inner$stub - movl 8(%esp), %ebx - movl -12(%ebp), %ecx - cmpl $FFI_TYPE_INT, %eax - je .Lcls_retint - - /* Handle FFI_TYPE_UINT8, FFI_TYPE_SINT8, FFI_TYPE_UINT16, - FFI_TYPE_SINT16, FFI_TYPE_UINT32, FFI_TYPE_SINT32. */ - cmpl $FFI_TYPE_UINT64, %eax - jge 0f - cmpl $FFI_TYPE_UINT8, %eax - jge .Lcls_retint - -0: cmpl $FFI_TYPE_FLOAT, %eax - je .Lcls_retfloat - cmpl $FFI_TYPE_DOUBLE, %eax - je .Lcls_retdouble - cmpl $FFI_TYPE_LONGDOUBLE, %eax - je .Lcls_retldouble - cmpl $FFI_TYPE_SINT64, %eax - je .Lcls_retllong - cmpl $FFI_TYPE_SMALL_STRUCT_1B, %eax - je .Lcls_retstruct1b - cmpl $FFI_TYPE_SMALL_STRUCT_2B, %eax - je .Lcls_retstruct2b - cmpl $FFI_TYPE_STRUCT, %eax - je .Lcls_retstruct -.Lcls_epilogue: - movl %ebp, %esp - popl %ebp - ret -.Lcls_retint: - movl (%ecx), %eax - jmp .Lcls_epilogue -.Lcls_retfloat: - flds (%ecx) - jmp .Lcls_epilogue -.Lcls_retdouble: - fldl (%ecx) - jmp .Lcls_epilogue -.Lcls_retldouble: - fldt (%ecx) - jmp .Lcls_epilogue -.Lcls_retllong: - movl (%ecx), %eax - movl 4(%ecx), %edx - jmp .Lcls_epilogue -.Lcls_retstruct1b: - movsbl (%ecx), %eax - jmp .Lcls_epilogue -.Lcls_retstruct2b: - movswl (%ecx), %eax - jmp .Lcls_epilogue -.Lcls_retstruct: - lea -8(%ebp),%esp - movl %ebp, %esp - popl %ebp - ret $4 -.LFE2: - -#if !FFI_NO_RAW_API - -#define RAW_CLOSURE_CIF_OFFSET ((FFI_TRAMPOLINE_SIZE + 3) & ~3) -#define RAW_CLOSURE_FUN_OFFSET (RAW_CLOSURE_CIF_OFFSET + 4) -#define RAW_CLOSURE_USER_DATA_OFFSET (RAW_CLOSURE_FUN_OFFSET + 4) -#define CIF_FLAGS_OFFSET 20 - - .align 4 -FFI_HIDDEN (ffi_closure_raw_SYSV) -.globl _ffi_closure_raw_SYSV - -_ffi_closure_raw_SYSV: -.LFB3: - pushl %ebp -.LCFI4: - movl %esp, %ebp -.LCFI5: - pushl %esi -.LCFI6: - subl $36, %esp - movl RAW_CLOSURE_CIF_OFFSET(%eax), %esi /* closure->cif */ - movl RAW_CLOSURE_USER_DATA_OFFSET(%eax), %edx /* closure->user_data */ - movl %edx, 12(%esp) /* user_data */ - leal 8(%ebp), %edx /* __builtin_dwarf_cfa () */ - movl %edx, 8(%esp) /* raw_args */ - leal -24(%ebp), %edx - movl %edx, 4(%esp) /* &res */ - movl %esi, (%esp) /* cif */ - call *RAW_CLOSURE_FUN_OFFSET(%eax) /* closure->fun */ - movl CIF_FLAGS_OFFSET(%esi), %eax /* rtype */ - cmpl $FFI_TYPE_INT, %eax - je .Lrcls_retint - - /* Handle FFI_TYPE_UINT8, FFI_TYPE_SINT8, FFI_TYPE_UINT16, - FFI_TYPE_SINT16, FFI_TYPE_UINT32, FFI_TYPE_SINT32. */ - cmpl $FFI_TYPE_UINT64, %eax - jge 0f - cmpl $FFI_TYPE_UINT8, %eax - jge .Lrcls_retint -0: - cmpl $FFI_TYPE_FLOAT, %eax - je .Lrcls_retfloat - cmpl $FFI_TYPE_DOUBLE, %eax - je .Lrcls_retdouble - cmpl $FFI_TYPE_LONGDOUBLE, %eax - je .Lrcls_retldouble - cmpl $FFI_TYPE_SINT64, %eax - je .Lrcls_retllong -.Lrcls_epilogue: - addl $36, %esp - popl %esi - popl %ebp - ret -.Lrcls_retint: - movl -24(%ebp), %eax - jmp .Lrcls_epilogue -.Lrcls_retfloat: - flds -24(%ebp) - jmp .Lrcls_epilogue -.Lrcls_retdouble: - fldl -24(%ebp) - jmp .Lrcls_epilogue -.Lrcls_retldouble: - fldt -24(%ebp) - jmp .Lrcls_epilogue -.Lrcls_retllong: - movl -24(%ebp), %eax - movl -20(%ebp), %edx - jmp .Lrcls_epilogue -.LFE3: -#endif - -.section __IMPORT,__jump_table,symbol_stubs,self_modifying_code+pure_instructions,5 -L_ffi_closure_SYSV_inner$stub: - .indirect_symbol _ffi_closure_SYSV_inner - hlt ; hlt ; hlt ; hlt ; hlt - - -.section __TEXT,__eh_frame,coalesced,no_toc+strip_static_syms+live_support -EH_frame1: - .set L$set$0,LECIE1-LSCIE1 - .long L$set$0 -LSCIE1: - .long 0x0 - .byte 0x1 - .ascii "zR\0" - .byte 0x1 - .byte 0x7c - .byte 0x8 - .byte 0x1 - .byte 0x10 - .byte 0xc - .byte 0x5 - .byte 0x4 - .byte 0x88 - .byte 0x1 - .align 2 -LECIE1: -.globl _ffi_call_SYSV.eh -_ffi_call_SYSV.eh: -LSFDE1: - .set L$set$1,LEFDE1-LASFDE1 - .long L$set$1 -LASFDE1: - .long LASFDE1-EH_frame1 - .long .LFB1-. - .set L$set$2,.LFE1-.LFB1 - .long L$set$2 - .byte 0x0 - .byte 0x4 - .set L$set$3,.LCFI0-.LFB1 - .long L$set$3 - .byte 0xe - .byte 0x8 - .byte 0x84 - .byte 0x2 - .byte 0x4 - .set L$set$4,.LCFI1-.LCFI0 - .long L$set$4 - .byte 0xd - .byte 0x4 - .align 2 -LEFDE1: -.globl _ffi_closure_SYSV.eh -_ffi_closure_SYSV.eh: -LSFDE2: - .set L$set$5,LEFDE2-LASFDE2 - .long L$set$5 -LASFDE2: - .long LASFDE2-EH_frame1 - .long .LFB2-. - .set L$set$6,.LFE2-.LFB2 - .long L$set$6 - .byte 0x0 - .byte 0x4 - .set L$set$7,.LCFI2-.LFB2 - .long L$set$7 - .byte 0xe - .byte 0x8 - .byte 0x84 - .byte 0x2 - .byte 0x4 - .set L$set$8,.LCFI3-.LCFI2 - .long L$set$8 - .byte 0xd - .byte 0x4 - .align 2 -LEFDE2: - -#if !FFI_NO_RAW_API - -.globl _ffi_closure_raw_SYSV.eh -_ffi_closure_raw_SYSV.eh: -LSFDE3: - .set L$set$10,LEFDE3-LASFDE3 - .long L$set$10 -LASFDE3: - .long LASFDE3-EH_frame1 - .long .LFB3-. - .set L$set$11,.LFE3-.LFB3 - .long L$set$11 - .byte 0x0 - .byte 0x4 - .set L$set$12,.LCFI4-.LFB3 - .long L$set$12 - .byte 0xe - .byte 0x8 - .byte 0x84 - .byte 0x2 - .byte 0x4 - .set L$set$13,.LCFI5-.LCFI4 - .long L$set$13 - .byte 0xd - .byte 0x4 - .byte 0x4 - .set L$set$14,.LCFI6-.LCFI5 - .long L$set$14 - .byte 0x85 - .byte 0x3 - .align 2 -LEFDE3: - -#endif - -#endif /* ifndef __x86_64__ */ diff --git a/Modules/_ctypes/libffi/src/x86/darwin64.S b/Modules/_ctypes/libffi/src/x86/darwin64.S deleted file mode 100644 index 0c72ed2921..0000000000 --- a/Modules/_ctypes/libffi/src/x86/darwin64.S +++ /dev/null @@ -1,416 +0,0 @@ -/* ----------------------------------------------------------------------- - darwin64.S - Copyright (c) 2006 Free Software Foundation, Inc. - Copyright (c) 2008 Red Hat, Inc. - derived from unix64.S - - x86-64 Foreign Function Interface for Darwin. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#ifdef __x86_64__ -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - - .file "darwin64.S" -.text - -/* ffi_call_unix64 (void *args, unsigned long bytes, unsigned flags, - void *raddr, void (*fnaddr)(void)); - - Bit o trickiness here -- ARGS+BYTES is the base of the stack frame - for this function. This has been allocated by ffi_call. We also - deallocate some of the stack that has been alloca'd. */ - - .align 3 - .globl _ffi_call_unix64 - -_ffi_call_unix64: -LUW0: - movq (%rsp), %r10 /* Load return address. */ - leaq (%rdi, %rsi), %rax /* Find local stack base. */ - movq %rdx, (%rax) /* Save flags. */ - movq %rcx, 8(%rax) /* Save raddr. */ - movq %rbp, 16(%rax) /* Save old frame pointer. */ - movq %r10, 24(%rax) /* Relocate return address. */ - movq %rax, %rbp /* Finalize local stack frame. */ -LUW1: - movq %rdi, %r10 /* Save a copy of the register area. */ - movq %r8, %r11 /* Save a copy of the target fn. */ - movl %r9d, %eax /* Set number of SSE registers. */ - - /* Load up all argument registers. */ - movq (%r10), %rdi - movq 8(%r10), %rsi - movq 16(%r10), %rdx - movq 24(%r10), %rcx - movq 32(%r10), %r8 - movq 40(%r10), %r9 - testl %eax, %eax - jnz Lload_sse -Lret_from_load_sse: - - /* Deallocate the reg arg area. */ - leaq 176(%r10), %rsp - - /* Call the user function. */ - call *%r11 - - /* Deallocate stack arg area; local stack frame in redzone. */ - leaq 24(%rbp), %rsp - - movq 0(%rbp), %rcx /* Reload flags. */ - movq 8(%rbp), %rdi /* Reload raddr. */ - movq 16(%rbp), %rbp /* Reload old frame pointer. */ -LUW2: - - /* The first byte of the flags contains the FFI_TYPE. */ - movzbl %cl, %r10d - leaq Lstore_table(%rip), %r11 - movslq (%r11, %r10, 4), %r10 - addq %r11, %r10 - jmp *%r10 - -Lstore_table: - .long Lst_void-Lstore_table /* FFI_TYPE_VOID */ - .long Lst_sint32-Lstore_table /* FFI_TYPE_INT */ - .long Lst_float-Lstore_table /* FFI_TYPE_FLOAT */ - .long Lst_double-Lstore_table /* FFI_TYPE_DOUBLE */ - .long Lst_ldouble-Lstore_table /* FFI_TYPE_LONGDOUBLE */ - .long Lst_uint8-Lstore_table /* FFI_TYPE_UINT8 */ - .long Lst_sint8-Lstore_table /* FFI_TYPE_SINT8 */ - .long Lst_uint16-Lstore_table /* FFI_TYPE_UINT16 */ - .long Lst_sint16-Lstore_table /* FFI_TYPE_SINT16 */ - .long Lst_uint32-Lstore_table /* FFI_TYPE_UINT32 */ - .long Lst_sint32-Lstore_table /* FFI_TYPE_SINT32 */ - .long Lst_int64-Lstore_table /* FFI_TYPE_UINT64 */ - .long Lst_int64-Lstore_table /* FFI_TYPE_SINT64 */ - .long Lst_struct-Lstore_table /* FFI_TYPE_STRUCT */ - .long Lst_int64-Lstore_table /* FFI_TYPE_POINTER */ - - .text - .align 3 -Lst_void: - ret - .align 3 -Lst_uint8: - movzbq %al, %rax - movq %rax, (%rdi) - ret - .align 3 -Lst_sint8: - movsbq %al, %rax - movq %rax, (%rdi) - ret - .align 3 -Lst_uint16: - movzwq %ax, %rax - movq %rax, (%rdi) - .align 3 -Lst_sint16: - movswq %ax, %rax - movq %rax, (%rdi) - ret - .align 3 -Lst_uint32: - movl %eax, %eax - movq %rax, (%rdi) - .align 3 -Lst_sint32: - cltq - movq %rax, (%rdi) - ret - .align 3 -Lst_int64: - movq %rax, (%rdi) - ret - .align 3 -Lst_float: - movss %xmm0, (%rdi) - ret - .align 3 -Lst_double: - movsd %xmm0, (%rdi) - ret -Lst_ldouble: - fstpt (%rdi) - ret - .align 3 -Lst_struct: - leaq -20(%rsp), %rsi /* Scratch area in redzone. */ - - /* We have to locate the values now, and since we don't want to - write too much data into the user's return value, we spill the - value to a 16 byte scratch area first. Bits 8, 9, and 10 - control where the values are located. Only one of the three - bits will be set; see ffi_prep_cif_machdep for the pattern. */ - movd %xmm0, %r10 - movd %xmm1, %r11 - testl $0x100, %ecx - cmovnz %rax, %rdx - cmovnz %r10, %rax - testl $0x200, %ecx - cmovnz %r10, %rdx - testl $0x400, %ecx - cmovnz %r10, %rax - cmovnz %r11, %rdx - movq %rax, (%rsi) - movq %rdx, 8(%rsi) - - /* Bits 12-31 contain the true size of the structure. Copy from - the scratch area to the true destination. */ - shrl $12, %ecx - rep movsb - ret - - /* Many times we can avoid loading any SSE registers at all. - It's not worth an indirect jump to load the exact set of - SSE registers needed; zero or all is a good compromise. */ - .align 3 -LUW3: -Lload_sse: - movdqa 48(%r10), %xmm0 - movdqa 64(%r10), %xmm1 - movdqa 80(%r10), %xmm2 - movdqa 96(%r10), %xmm3 - movdqa 112(%r10), %xmm4 - movdqa 128(%r10), %xmm5 - movdqa 144(%r10), %xmm6 - movdqa 160(%r10), %xmm7 - jmp Lret_from_load_sse - -LUW4: - .align 3 - .globl _ffi_closure_unix64 - -_ffi_closure_unix64: -LUW5: - /* The carry flag is set by the trampoline iff SSE registers - are used. Don't clobber it before the branch instruction. */ - leaq -200(%rsp), %rsp -LUW6: - movq %rdi, (%rsp) - movq %rsi, 8(%rsp) - movq %rdx, 16(%rsp) - movq %rcx, 24(%rsp) - movq %r8, 32(%rsp) - movq %r9, 40(%rsp) - jc Lsave_sse -Lret_from_save_sse: - - movq %r10, %rdi - leaq 176(%rsp), %rsi - movq %rsp, %rdx - leaq 208(%rsp), %rcx - call _ffi_closure_unix64_inner - - /* Deallocate stack frame early; return value is now in redzone. */ - addq $200, %rsp -LUW7: - - /* The first byte of the return value contains the FFI_TYPE. */ - movzbl %al, %r10d - leaq Lload_table(%rip), %r11 - movslq (%r11, %r10, 4), %r10 - addq %r11, %r10 - jmp *%r10 - -Lload_table: - .long Lld_void-Lload_table /* FFI_TYPE_VOID */ - .long Lld_int32-Lload_table /* FFI_TYPE_INT */ - .long Lld_float-Lload_table /* FFI_TYPE_FLOAT */ - .long Lld_double-Lload_table /* FFI_TYPE_DOUBLE */ - .long Lld_ldouble-Lload_table /* FFI_TYPE_LONGDOUBLE */ - .long Lld_int8-Lload_table /* FFI_TYPE_UINT8 */ - .long Lld_int8-Lload_table /* FFI_TYPE_SINT8 */ - .long Lld_int16-Lload_table /* FFI_TYPE_UINT16 */ - .long Lld_int16-Lload_table /* FFI_TYPE_SINT16 */ - .long Lld_int32-Lload_table /* FFI_TYPE_UINT32 */ - .long Lld_int32-Lload_table /* FFI_TYPE_SINT32 */ - .long Lld_int64-Lload_table /* FFI_TYPE_UINT64 */ - .long Lld_int64-Lload_table /* FFI_TYPE_SINT64 */ - .long Lld_struct-Lload_table /* FFI_TYPE_STRUCT */ - .long Lld_int64-Lload_table /* FFI_TYPE_POINTER */ - - .text - .align 3 -Lld_void: - ret - .align 3 -Lld_int8: - movzbl -24(%rsp), %eax - ret - .align 3 -Lld_int16: - movzwl -24(%rsp), %eax - ret - .align 3 -Lld_int32: - movl -24(%rsp), %eax - ret - .align 3 -Lld_int64: - movq -24(%rsp), %rax - ret - .align 3 -Lld_float: - movss -24(%rsp), %xmm0 - ret - .align 3 -Lld_double: - movsd -24(%rsp), %xmm0 - ret - .align 3 -Lld_ldouble: - fldt -24(%rsp) - ret - .align 3 -Lld_struct: - /* There are four possibilities here, %rax/%rdx, %xmm0/%rax, - %rax/%xmm0, %xmm0/%xmm1. We collapse two by always loading - both rdx and xmm1 with the second word. For the remaining, - bit 8 set means xmm0 gets the second word, and bit 9 means - that rax gets the second word. */ - movq -24(%rsp), %rcx - movq -16(%rsp), %rdx - movq -16(%rsp), %xmm1 - testl $0x100, %eax - cmovnz %rdx, %rcx - movd %rcx, %xmm0 - testl $0x200, %eax - movq -24(%rsp), %rax - cmovnz %rdx, %rax - ret - - /* See the comment above Lload_sse; the same logic applies here. */ - .align 3 -LUW8: -Lsave_sse: - movdqa %xmm0, 48(%rsp) - movdqa %xmm1, 64(%rsp) - movdqa %xmm2, 80(%rsp) - movdqa %xmm3, 96(%rsp) - movdqa %xmm4, 112(%rsp) - movdqa %xmm5, 128(%rsp) - movdqa %xmm6, 144(%rsp) - movdqa %xmm7, 160(%rsp) - jmp Lret_from_save_sse - -LUW9: -.section __TEXT,__eh_frame,coalesced,no_toc+strip_static_syms+live_support -EH_frame1: - .set L$set$0,LECIE1-LSCIE1 /* CIE Length */ - .long L$set$0 -LSCIE1: - .long 0x0 /* CIE Identifier Tag */ - .byte 0x1 /* CIE Version */ - .ascii "zR\0" /* CIE Augmentation */ - .byte 0x1 /* uleb128 0x1; CIE Code Alignment Factor */ - .byte 0x78 /* sleb128 -8; CIE Data Alignment Factor */ - .byte 0x10 /* CIE RA Column */ - .byte 0x1 /* uleb128 0x1; Augmentation size */ - .byte 0x10 /* FDE Encoding (pcrel sdata4) */ - .byte 0xc /* DW_CFA_def_cfa, %rsp offset 8 */ - .byte 0x7 /* uleb128 0x7 */ - .byte 0x8 /* uleb128 0x8 */ - .byte 0x90 /* DW_CFA_offset, column 0x10 */ - .byte 0x1 - .align 3 -LECIE1: - .globl _ffi_call_unix64.eh -_ffi_call_unix64.eh: -LSFDE1: - .set L$set$1,LEFDE1-LASFDE1 /* FDE Length */ - .long L$set$1 -LASFDE1: - .long LASFDE1-EH_frame1 /* FDE CIE offset */ - .quad LUW0-. /* FDE initial location */ - .set L$set$2,LUW4-LUW0 /* FDE address range */ - .quad L$set$2 - .byte 0x0 /* Augmentation size */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .set L$set$3,LUW1-LUW0 - .long L$set$3 - - /* New stack frame based off rbp. This is an itty bit of unwind - trickery in that the CFA *has* changed. There is no easy way - to describe it correctly on entry to the function. Fortunately, - it doesn't matter too much since at all points we can correctly - unwind back to ffi_call. Note that the location to which we - moved the return address is (the new) CFA-8, so from the - perspective of the unwind info, it hasn't moved. */ - .byte 0xc /* DW_CFA_def_cfa, %rbp offset 32 */ - .byte 0x6 - .byte 0x20 - .byte 0x80+6 /* DW_CFA_offset, %rbp offset 2*-8 */ - .byte 0x2 - .byte 0xa /* DW_CFA_remember_state */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .set L$set$4,LUW2-LUW1 - .long L$set$4 - .byte 0xc /* DW_CFA_def_cfa, %rsp offset 8 */ - .byte 0x7 - .byte 0x8 - .byte 0xc0+6 /* DW_CFA_restore, %rbp */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .set L$set$5,LUW3-LUW2 - .long L$set$5 - .byte 0xb /* DW_CFA_restore_state */ - - .align 3 -LEFDE1: - .globl _ffi_closure_unix64.eh -_ffi_closure_unix64.eh: -LSFDE3: - .set L$set$6,LEFDE3-LASFDE3 /* FDE Length */ - .long L$set$6 -LASFDE3: - .long LASFDE3-EH_frame1 /* FDE CIE offset */ - .quad LUW5-. /* FDE initial location */ - .set L$set$7,LUW9-LUW5 /* FDE address range */ - .quad L$set$7 - .byte 0x0 /* Augmentation size */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .set L$set$8,LUW6-LUW5 - .long L$set$8 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 208,1 /* uleb128 208 */ - .byte 0xa /* DW_CFA_remember_state */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .set L$set$9,LUW7-LUW6 - .long L$set$9 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x8 - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .set L$set$10,LUW8-LUW7 - .long L$set$10 - .byte 0xb /* DW_CFA_restore_state */ - - .align 3 -LEFDE3: - .subsections_via_symbols - -#endif /* __x86_64__ */ diff --git a/Modules/_ctypes/libffi/src/x86/ffi.c b/Modules/_ctypes/libffi/src/x86/ffi.c deleted file mode 100644 index dbf9c8e326..0000000000 --- a/Modules/_ctypes/libffi/src/x86/ffi.c +++ /dev/null @@ -1,867 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi.c - Copyright (c) 1996, 1998, 1999, 2001, 2007, 2008 Red Hat, Inc. - Copyright (c) 2002 Ranjit Mathew - Copyright (c) 2002 Bo Thorsen - Copyright (c) 2002 Roger Sayle - Copyright (C) 2008, 2010 Free Software Foundation, Inc. - - x86 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT - HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#if !defined(__x86_64__) || defined(_WIN64) - -#ifdef _WIN64 -#include <windows.h> -#endif - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> - - -/* ffi_prep_args is called by the assembly routine once stack space - has been allocated for the function's arguments */ - -void ffi_prep_args(char *stack, extended_cif *ecif); -void ffi_prep_args(char *stack, extended_cif *ecif) -{ - register unsigned int i; - register void **p_argv; - register char *argp; - register ffi_type **p_arg; -#ifndef X86_WIN64 - size_t p_stack_args[2]; - void *p_stack_data[2]; - char *argp2 = stack; - int stack_args_count = 0; - int cabi = ecif->cif->abi; -#endif - - argp = stack; - - if ((ecif->cif->flags == FFI_TYPE_STRUCT - || ecif->cif->flags == FFI_TYPE_MS_STRUCT) -#ifdef X86_WIN64 - && (ecif->cif->rtype->size != 1 && ecif->cif->rtype->size != 2 - && ecif->cif->rtype->size != 4 && ecif->cif->rtype->size != 8) -#endif - ) - { - *(void **) argp = ecif->rvalue; -#ifndef X86_WIN64 - /* For fastcall/thiscall this is first register-passed - argument. */ - if (cabi == FFI_THISCALL || cabi == FFI_FASTCALL) - { - p_stack_args[stack_args_count] = sizeof (void*); - p_stack_data[stack_args_count] = argp; - ++stack_args_count; - } -#endif - argp += sizeof(void*); - } - - p_argv = ecif->avalue; - - for (i = ecif->cif->nargs, p_arg = ecif->cif->arg_types; - i != 0; - i--, p_arg++) - { - size_t z; - - /* Align if necessary */ - if ((sizeof(void*) - 1) & (size_t) argp) - argp = (char *) ALIGN(argp, sizeof(void*)); - - z = (*p_arg)->size; -#ifdef X86_WIN64 - if (z > sizeof(ffi_arg) - || ((*p_arg)->type == FFI_TYPE_STRUCT - && (z != 1 && z != 2 && z != 4 && z != 8)) -#if FFI_TYPE_DOUBLE != FFI_TYPE_LONGDOUBLE - || ((*p_arg)->type == FFI_TYPE_LONGDOUBLE) -#endif - ) - { - z = sizeof(ffi_arg); - *(void **)argp = *p_argv; - } - else if ((*p_arg)->type == FFI_TYPE_FLOAT) - { - memcpy(argp, *p_argv, z); - } - else -#endif - if (z < sizeof(ffi_arg)) - { - z = sizeof(ffi_arg); - switch ((*p_arg)->type) - { - case FFI_TYPE_SINT8: - *(ffi_sarg *) argp = (ffi_sarg)*(SINT8 *)(* p_argv); - break; - - case FFI_TYPE_UINT8: - *(ffi_arg *) argp = (ffi_arg)*(UINT8 *)(* p_argv); - break; - - case FFI_TYPE_SINT16: - *(ffi_sarg *) argp = (ffi_sarg)*(SINT16 *)(* p_argv); - break; - - case FFI_TYPE_UINT16: - *(ffi_arg *) argp = (ffi_arg)*(UINT16 *)(* p_argv); - break; - - case FFI_TYPE_SINT32: - *(ffi_sarg *) argp = (ffi_sarg)*(SINT32 *)(* p_argv); - break; - - case FFI_TYPE_UINT32: - *(ffi_arg *) argp = (ffi_arg)*(UINT32 *)(* p_argv); - break; - - case FFI_TYPE_STRUCT: - *(ffi_arg *) argp = *(ffi_arg *)(* p_argv); - break; - - default: - FFI_ASSERT(0); - } - } - else - { - memcpy(argp, *p_argv, z); - } - -#ifndef X86_WIN64 - /* For thiscall/fastcall convention register-passed arguments - are the first two none-floating-point arguments with a size - smaller or equal to sizeof (void*). */ - if ((cabi == FFI_THISCALL && stack_args_count < 1) - || (cabi == FFI_FASTCALL && stack_args_count < 2)) - { - if (z <= 4 - && ((*p_arg)->type != FFI_TYPE_FLOAT - && (*p_arg)->type != FFI_TYPE_STRUCT)) - { - p_stack_args[stack_args_count] = z; - p_stack_data[stack_args_count] = argp; - ++stack_args_count; - } - } -#endif - p_argv++; -#ifdef X86_WIN64 - argp += (z + sizeof(void*) - 1) & ~(sizeof(void*) - 1); -#else - argp += z; -#endif - } - -#ifndef X86_WIN64 - /* We need to move the register-passed arguments for thiscall/fastcall - on top of stack, so that those can be moved to registers ecx/edx by - call-handler. */ - if (stack_args_count > 0) - { - size_t zz = (p_stack_args[0] + 3) & ~3; - char *h; - - /* Move first argument to top-stack position. */ - if (p_stack_data[0] != argp2) - { - h = alloca (zz + 1); - memcpy (h, p_stack_data[0], zz); - memmove (argp2 + zz, argp2, - (size_t) ((char *) p_stack_data[0] - (char*)argp2)); - memcpy (argp2, h, zz); - } - - argp2 += zz; - --stack_args_count; - if (zz > 4) - stack_args_count = 0; - - /* If we have a second argument, then move it on top - after the first one. */ - if (stack_args_count > 0 && p_stack_data[1] != argp2) - { - zz = p_stack_args[1]; - zz = (zz + 3) & ~3; - h = alloca (zz + 1); - h = alloca (zz + 1); - memcpy (h, p_stack_data[1], zz); - memmove (argp2 + zz, argp2, (size_t) ((char*) p_stack_data[1] - (char*)argp2)); - memcpy (argp2, h, zz); - } - } -#endif - return; -} - -/* Perform machine dependent cif processing */ -ffi_status ffi_prep_cif_machdep(ffi_cif *cif) -{ - unsigned int i; - ffi_type **ptr; - - /* Set the return type flag */ - switch (cif->rtype->type) - { - case FFI_TYPE_VOID: - case FFI_TYPE_UINT8: - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT8: - case FFI_TYPE_SINT16: -#ifdef X86_WIN64 - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT32: -#endif - case FFI_TYPE_SINT64: - case FFI_TYPE_FLOAT: - case FFI_TYPE_DOUBLE: -#ifndef X86_WIN64 -#if FFI_TYPE_DOUBLE != FFI_TYPE_LONGDOUBLE - case FFI_TYPE_LONGDOUBLE: -#endif -#endif - cif->flags = (unsigned) cif->rtype->type; - break; - - case FFI_TYPE_UINT64: -#ifdef X86_WIN64 - case FFI_TYPE_POINTER: -#endif - cif->flags = FFI_TYPE_SINT64; - break; - - case FFI_TYPE_STRUCT: -#ifndef X86 - if (cif->rtype->size == 1) - { - cif->flags = FFI_TYPE_SMALL_STRUCT_1B; /* same as char size */ - } - else if (cif->rtype->size == 2) - { - cif->flags = FFI_TYPE_SMALL_STRUCT_2B; /* same as short size */ - } - else if (cif->rtype->size == 4) - { -#ifdef X86_WIN64 - cif->flags = FFI_TYPE_SMALL_STRUCT_4B; -#else - cif->flags = FFI_TYPE_INT; /* same as int type */ -#endif - } - else if (cif->rtype->size == 8) - { - cif->flags = FFI_TYPE_SINT64; /* same as int64 type */ - } - else -#endif - { -#ifdef X86_WIN32 - if (cif->abi == FFI_MS_CDECL) - cif->flags = FFI_TYPE_MS_STRUCT; - else -#endif - cif->flags = FFI_TYPE_STRUCT; - /* allocate space for return value pointer */ - cif->bytes += ALIGN(sizeof(void*), FFI_SIZEOF_ARG); - } - break; - - default: -#ifdef X86_WIN64 - cif->flags = FFI_TYPE_SINT64; - break; - case FFI_TYPE_INT: - cif->flags = FFI_TYPE_SINT32; -#else - cif->flags = FFI_TYPE_INT; -#endif - break; - } - - for (ptr = cif->arg_types, i = cif->nargs; i > 0; i--, ptr++) - { - if (((*ptr)->alignment - 1) & cif->bytes) - cif->bytes = ALIGN(cif->bytes, (*ptr)->alignment); - cif->bytes += (unsigned)ALIGN((*ptr)->size, FFI_SIZEOF_ARG); - } - -#ifdef X86_WIN64 - /* ensure space for storing four registers */ - cif->bytes += 4 * sizeof(ffi_arg); -#endif - -#ifndef X86_WIN32 -#ifndef X86_WIN64 - if (cif->abi != FFI_STDCALL && cif->abi != FFI_THISCALL && cif->abi != FFI_FASTCALL) -#endif - cif->bytes = (cif->bytes + 15) & ~0xF; -#endif - - return FFI_OK; -} - -#ifdef X86_WIN64 -extern int -ffi_call_win64(void (*)(char *, extended_cif *), extended_cif *, - unsigned, unsigned, unsigned *, void (*fn)(void)); -#elif defined(X86_WIN32) -extern void -ffi_call_win32(void (*)(char *, extended_cif *), extended_cif *, - unsigned, unsigned, unsigned, unsigned *, void (*fn)(void)); -#else -extern void ffi_call_SYSV(void (*)(char *, extended_cif *), extended_cif *, - unsigned, unsigned, unsigned *, void (*fn)(void)); -#endif - -void ffi_call(ffi_cif *cif, void (*fn)(void), void *rvalue, void **avalue) -{ - extended_cif ecif; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - -#ifdef X86_WIN64 - if (rvalue == NULL - && cif->flags == FFI_TYPE_STRUCT - && cif->rtype->size != 1 && cif->rtype->size != 2 - && cif->rtype->size != 4 && cif->rtype->size != 8) - { - ecif.rvalue = alloca((cif->rtype->size + 0xF) & ~0xF); - } -#else - if (rvalue == NULL - && (cif->flags == FFI_TYPE_STRUCT - || cif->flags == FFI_TYPE_MS_STRUCT)) - { - ecif.rvalue = alloca(cif->rtype->size); - } -#endif - else - ecif.rvalue = rvalue; - - - switch (cif->abi) - { -#ifdef X86_WIN64 - case FFI_WIN64: - ffi_call_win64(ffi_prep_args, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - break; -#elif defined(X86_WIN32) - case FFI_SYSV: - case FFI_MS_CDECL: - case FFI_STDCALL: - ffi_call_win32(ffi_prep_args, &ecif, cif->abi, cif->bytes, cif->flags, - ecif.rvalue, fn); - break; - case FFI_THISCALL: - case FFI_FASTCALL: - { - unsigned int abi = cif->abi; - unsigned int i, passed_regs = 0; - - if (cif->flags == FFI_TYPE_STRUCT) - ++passed_regs; - - for (i=0; i < cif->nargs && passed_regs < 2;i++) - { - size_t sz; - - if (cif->arg_types[i]->type == FFI_TYPE_FLOAT - || cif->arg_types[i]->type == FFI_TYPE_STRUCT) - continue; - sz = (cif->arg_types[i]->size + 3) & ~3; - if (sz == 0 || sz > 4) - continue; - ++passed_regs; - } - if (passed_regs < 2 && abi == FFI_FASTCALL) - abi = FFI_THISCALL; - if (passed_regs < 1 && abi == FFI_THISCALL) - abi = FFI_STDCALL; - ffi_call_win32(ffi_prep_args, &ecif, abi, cif->bytes, cif->flags, - ecif.rvalue, fn); - } - break; -#else - case FFI_SYSV: - ffi_call_SYSV(ffi_prep_args, &ecif, cif->bytes, cif->flags, ecif.rvalue, - fn); - break; -#endif - default: - FFI_ASSERT(0); - break; - } -} - - -/** private members **/ - -/* The following __attribute__((regparm(1))) decorations will have no effect - on MSVC or SUNPRO_C -- standard conventions apply. */ -static void ffi_prep_incoming_args_SYSV (char *stack, void **ret, - void** args, ffi_cif* cif); -void FFI_HIDDEN ffi_closure_SYSV (ffi_closure *) - __attribute__ ((regparm(1))); -unsigned int FFI_HIDDEN ffi_closure_SYSV_inner (ffi_closure *, void **, void *) - __attribute__ ((regparm(1))); -void FFI_HIDDEN ffi_closure_raw_SYSV (ffi_raw_closure *) - __attribute__ ((regparm(1))); -#ifdef X86_WIN32 -void FFI_HIDDEN ffi_closure_raw_THISCALL (ffi_raw_closure *) - __attribute__ ((regparm(1))); -#endif -#ifndef X86_WIN64 -void FFI_HIDDEN ffi_closure_STDCALL (ffi_closure *) - __attribute__ ((regparm(1))); -void FFI_HIDDEN ffi_closure_THISCALL (ffi_closure *) - __attribute__ ((regparm(1))); -void FFI_HIDDEN ffi_closure_FASTCALL (ffi_closure *) - __attribute__ ((regparm(1))); -#else -void FFI_HIDDEN ffi_closure_win64 (ffi_closure *); -#endif - -/* This function is jumped to by the trampoline */ - -#ifdef X86_WIN64 -void * FFI_HIDDEN -ffi_closure_win64_inner (ffi_closure *closure, void *args) { - ffi_cif *cif; - void **arg_area; - void *result; - void *resp = &result; - - cif = closure->cif; - arg_area = (void**) alloca (cif->nargs * sizeof (void*)); - - /* this call will initialize ARG_AREA, such that each - * element in that array points to the corresponding - * value on the stack; and if the function returns - * a structure, it will change RESP to point to the - * structure return address. */ - - ffi_prep_incoming_args_SYSV(args, &resp, arg_area, cif); - - (closure->fun) (cif, resp, arg_area, closure->user_data); - - /* The result is returned in rax. This does the right thing for - result types except for floats; we have to 'mov xmm0, rax' in the - caller to correct this. - TODO: structure sizes of 3 5 6 7 are returned by reference, too!!! - */ - return cif->rtype->size > sizeof(void *) ? resp : *(void **)resp; -} - -#else -unsigned int FFI_HIDDEN __attribute__ ((regparm(1))) -ffi_closure_SYSV_inner (ffi_closure *closure, void **respp, void *args) -{ - /* our various things... */ - ffi_cif *cif; - void **arg_area; - - cif = closure->cif; - arg_area = (void**) alloca (cif->nargs * sizeof (void*)); - - /* this call will initialize ARG_AREA, such that each - * element in that array points to the corresponding - * value on the stack; and if the function returns - * a structure, it will change RESP to point to the - * structure return address. */ - - ffi_prep_incoming_args_SYSV(args, respp, arg_area, cif); - - (closure->fun) (cif, *respp, arg_area, closure->user_data); - - return cif->flags; -} -#endif /* !X86_WIN64 */ - -static void -ffi_prep_incoming_args_SYSV(char *stack, void **rvalue, void **avalue, - ffi_cif *cif) -{ - register unsigned int i; - register void **p_argv; - register char *argp; - register ffi_type **p_arg; - - argp = stack; - -#ifdef X86_WIN64 - if (cif->rtype->size > sizeof(ffi_arg) - || (cif->flags == FFI_TYPE_STRUCT - && (cif->rtype->size != 1 && cif->rtype->size != 2 - && cif->rtype->size != 4 && cif->rtype->size != 8))) { - *rvalue = *(void **) argp; - argp += sizeof(void *); - } -#else - if ( cif->flags == FFI_TYPE_STRUCT - || cif->flags == FFI_TYPE_MS_STRUCT ) { - *rvalue = *(void **) argp; - argp += sizeof(void *); - } -#endif - - p_argv = avalue; - - for (i = cif->nargs, p_arg = cif->arg_types; (i != 0); i--, p_arg++) - { - size_t z; - - /* Align if necessary */ - if ((sizeof(void*) - 1) & (size_t) argp) { - argp = (char *) ALIGN(argp, sizeof(void*)); - } - -#ifdef X86_WIN64 - if ((*p_arg)->size > sizeof(ffi_arg) - || ((*p_arg)->type == FFI_TYPE_STRUCT - && ((*p_arg)->size != 1 && (*p_arg)->size != 2 - && (*p_arg)->size != 4 && (*p_arg)->size != 8))) - { - z = sizeof(void *); - *p_argv = *(void **)argp; - } - else -#endif - { - z = (*p_arg)->size; - - /* because we're little endian, this is what it turns into. */ - - *p_argv = (void*) argp; - } - - p_argv++; -#ifdef X86_WIN64 - argp += (z + sizeof(void*) - 1) & ~(sizeof(void*) - 1); -#else - argp += z; -#endif - } - - return; -} - -#define FFI_INIT_TRAMPOLINE_WIN64(TRAMP,FUN,CTX,MASK) \ -{ unsigned char *__tramp = (unsigned char*)(TRAMP); \ - void* __fun = (void*)(FUN); \ - void* __ctx = (void*)(CTX); \ - *(unsigned char*) &__tramp[0] = 0x41; \ - *(unsigned char*) &__tramp[1] = 0xbb; \ - *(unsigned int*) &__tramp[2] = MASK; /* mov $mask, %r11 */ \ - *(unsigned char*) &__tramp[6] = 0x48; \ - *(unsigned char*) &__tramp[7] = 0xb8; \ - *(void**) &__tramp[8] = __ctx; /* mov __ctx, %rax */ \ - *(unsigned char *) &__tramp[16] = 0x49; \ - *(unsigned char *) &__tramp[17] = 0xba; \ - *(void**) &__tramp[18] = __fun; /* mov __fun, %r10 */ \ - *(unsigned char *) &__tramp[26] = 0x41; \ - *(unsigned char *) &__tramp[27] = 0xff; \ - *(unsigned char *) &__tramp[28] = 0xe2; /* jmp %r10 */ \ - } - -/* How to make a trampoline. Derived from gcc/config/i386/i386.c. */ - -#define FFI_INIT_TRAMPOLINE(TRAMP,FUN,CTX) \ -{ unsigned char *__tramp = (unsigned char*)(TRAMP); \ - unsigned int __fun = (unsigned int)(FUN); \ - unsigned int __ctx = (unsigned int)(CTX); \ - unsigned int __dis = __fun - (__ctx + 10); \ - *(unsigned char*) &__tramp[0] = 0xb8; \ - *(unsigned int*) &__tramp[1] = __ctx; /* movl __ctx, %eax */ \ - *(unsigned char *) &__tramp[5] = 0xe9; \ - *(unsigned int*) &__tramp[6] = __dis; /* jmp __fun */ \ - } - -#define FFI_INIT_TRAMPOLINE_RAW_THISCALL(TRAMP,FUN,CTX,SIZE) \ -{ unsigned char *__tramp = (unsigned char*)(TRAMP); \ - unsigned int __fun = (unsigned int)(FUN); \ - unsigned int __ctx = (unsigned int)(CTX); \ - unsigned int __dis = __fun - (__ctx + 49); \ - unsigned short __size = (unsigned short)(SIZE); \ - *(unsigned int *) &__tramp[0] = 0x8324048b; /* mov (%esp), %eax */ \ - *(unsigned int *) &__tramp[4] = 0x4c890cec; /* sub $12, %esp */ \ - *(unsigned int *) &__tramp[8] = 0x04890424; /* mov %ecx, 4(%esp) */ \ - *(unsigned char*) &__tramp[12] = 0x24; /* mov %eax, (%esp) */ \ - *(unsigned char*) &__tramp[13] = 0xb8; \ - *(unsigned int *) &__tramp[14] = __size; /* mov __size, %eax */ \ - *(unsigned int *) &__tramp[18] = 0x08244c8d; /* lea 8(%esp), %ecx */ \ - *(unsigned int *) &__tramp[22] = 0x4802e8c1; /* shr $2, %eax ; dec %eax */ \ - *(unsigned short*) &__tramp[26] = 0x0b74; /* jz 1f */ \ - *(unsigned int *) &__tramp[28] = 0x8908518b; /* 2b: mov 8(%ecx), %edx */ \ - *(unsigned int *) &__tramp[32] = 0x04c18311; /* mov %edx, (%ecx) ; add $4, %ecx */ \ - *(unsigned char*) &__tramp[36] = 0x48; /* dec %eax */ \ - *(unsigned short*) &__tramp[37] = 0xf575; /* jnz 2b ; 1f: */ \ - *(unsigned char*) &__tramp[39] = 0xb8; \ - *(unsigned int*) &__tramp[40] = __ctx; /* movl __ctx, %eax */ \ - *(unsigned char *) &__tramp[44] = 0xe8; \ - *(unsigned int*) &__tramp[45] = __dis; /* call __fun */ \ - *(unsigned char*) &__tramp[49] = 0xc2; /* ret */ \ - *(unsigned short*) &__tramp[50] = (__size + 8); /* ret (__size + 8) */ \ - } - -#define FFI_INIT_TRAMPOLINE_STDCALL(TRAMP,FUN,CTX) \ -{ unsigned char *__tramp = (unsigned char*)(TRAMP); \ - unsigned int __fun = (unsigned int)(FUN); \ - unsigned int __ctx = (unsigned int)(CTX); \ - unsigned int __dis = __fun - (__ctx + 10); \ - *(unsigned char*) &__tramp[0] = 0xb8; \ - *(unsigned int*) &__tramp[1] = __ctx; /* movl __ctx, %eax */ \ - *(unsigned char *) &__tramp[5] = 0xe8; \ - *(unsigned int*) &__tramp[6] = __dis; /* call __fun */ \ - } - -/* the cif must already be prep'ed */ - -ffi_status -ffi_prep_closure_loc (ffi_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*,void*,void**,void*), - void *user_data, - void *codeloc) -{ -#ifdef X86_WIN64 -#define ISFLOAT(IDX) (cif->arg_types[IDX]->type == FFI_TYPE_FLOAT || cif->arg_types[IDX]->type == FFI_TYPE_DOUBLE) -#define FLAG(IDX) (cif->nargs>(IDX)&&ISFLOAT(IDX)?(1<<(IDX)):0) - if (cif->abi == FFI_WIN64) - { - int mask = FLAG(0)|FLAG(1)|FLAG(2)|FLAG(3); - FFI_INIT_TRAMPOLINE_WIN64 (&closure->tramp[0], - &ffi_closure_win64, - codeloc, mask); - /* make sure we can execute here */ - } -#else - if (cif->abi == FFI_SYSV) - { - FFI_INIT_TRAMPOLINE (&closure->tramp[0], - &ffi_closure_SYSV, - (void*)codeloc); - } - else if (cif->abi == FFI_FASTCALL) - { - FFI_INIT_TRAMPOLINE_STDCALL (&closure->tramp[0], - &ffi_closure_FASTCALL, - (void*)codeloc); - } - else if (cif->abi == FFI_THISCALL) - { - FFI_INIT_TRAMPOLINE_STDCALL (&closure->tramp[0], - &ffi_closure_THISCALL, - (void*)codeloc); - } - else if (cif->abi == FFI_STDCALL) - { - FFI_INIT_TRAMPOLINE_STDCALL (&closure->tramp[0], - &ffi_closure_STDCALL, - (void*)codeloc); - } -#ifdef X86_WIN32 - else if (cif->abi == FFI_MS_CDECL) - { - FFI_INIT_TRAMPOLINE (&closure->tramp[0], - &ffi_closure_SYSV, - (void*)codeloc); - } -#endif /* X86_WIN32 */ -#endif /* !X86_WIN64 */ - else - { - return FFI_BAD_ABI; - } - - closure->cif = cif; - closure->user_data = user_data; - closure->fun = fun; - - return FFI_OK; -} - -/* ------- Native raw API support -------------------------------- */ - -#if !FFI_NO_RAW_API - -ffi_status -ffi_prep_raw_closure_loc (ffi_raw_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*,void*,ffi_raw*,void*), - void *user_data, - void *codeloc) -{ - int i; - - if (cif->abi != FFI_SYSV -#ifdef X86_WIN32 - && cif->abi != FFI_THISCALL -#endif - ) - return FFI_BAD_ABI; - - /* we currently don't support certain kinds of arguments for raw - closures. This should be implemented by a separate assembly - language routine, since it would require argument processing, - something we don't do now for performance. */ - - for (i = cif->nargs-1; i >= 0; i--) - { - FFI_ASSERT (cif->arg_types[i]->type != FFI_TYPE_STRUCT); - FFI_ASSERT (cif->arg_types[i]->type != FFI_TYPE_LONGDOUBLE); - } - -#ifdef X86_WIN32 - if (cif->abi == FFI_SYSV) - { -#endif - FFI_INIT_TRAMPOLINE (&closure->tramp[0], &ffi_closure_raw_SYSV, - codeloc); -#ifdef X86_WIN32 - } - else if (cif->abi == FFI_THISCALL) - { - FFI_INIT_TRAMPOLINE_RAW_THISCALL (&closure->tramp[0], &ffi_closure_raw_THISCALL, codeloc, cif->bytes); - } -#endif - closure->cif = cif; - closure->user_data = user_data; - closure->fun = fun; - - return FFI_OK; -} - -static void -ffi_prep_args_raw(char *stack, extended_cif *ecif) -{ - memcpy (stack, ecif->avalue, ecif->cif->bytes); -} - -/* we borrow this routine from libffi (it must be changed, though, to - * actually call the function passed in the first argument. as of - * libffi-1.20, this is not the case.) - */ - -void -ffi_raw_call(ffi_cif *cif, void (*fn)(void), void *rvalue, ffi_raw *fake_avalue) -{ - extended_cif ecif; - void **avalue = (void **)fake_avalue; - - ecif.cif = cif; - ecif.avalue = avalue; - - /* If the return value is a struct and we don't have a return */ - /* value address then we need to make one */ - -#ifdef X86_WIN64 - if (rvalue == NULL - && cif->flags == FFI_TYPE_STRUCT - && cif->rtype->size != 1 && cif->rtype->size != 2 - && cif->rtype->size != 4 && cif->rtype->size != 8) - { - ecif.rvalue = alloca((cif->rtype->size + 0xF) & ~0xF); - } -#else - if (rvalue == NULL - && (cif->flags == FFI_TYPE_STRUCT - || cif->flags == FFI_TYPE_MS_STRUCT)) - { - ecif.rvalue = alloca(cif->rtype->size); - } -#endif - else - ecif.rvalue = rvalue; - - - switch (cif->abi) - { -#ifdef X86_WIN64 - case FFI_WIN64: - ffi_call_win64(ffi_prep_args_raw, &ecif, cif->bytes, - cif->flags, ecif.rvalue, fn); - break; -#elif defined(X86_WIN32) - case FFI_SYSV: - case FFI_MS_CDECL: - case FFI_STDCALL: - ffi_call_win32(ffi_prep_args_raw, &ecif, cif->abi, cif->bytes, cif->flags, - ecif.rvalue, fn); - break; - case FFI_THISCALL: - case FFI_FASTCALL: - { - unsigned int abi = cif->abi; - unsigned int i, passed_regs = 0; - - if (cif->flags == FFI_TYPE_STRUCT) - ++passed_regs; - - for (i=0; i < cif->nargs && passed_regs < 2;i++) - { - size_t sz; - - if (cif->arg_types[i]->type == FFI_TYPE_FLOAT - || cif->arg_types[i]->type == FFI_TYPE_STRUCT) - continue; - sz = (cif->arg_types[i]->size + 3) & ~3; - if (sz == 0 || sz > 4) - continue; - ++passed_regs; - } - if (passed_regs < 2 && abi == FFI_FASTCALL) - abi = FFI_THISCALL; - if (passed_regs < 1 && abi == FFI_THISCALL) - abi = FFI_STDCALL; - ffi_call_win32(ffi_prep_args_raw, &ecif, abi, cif->bytes, cif->flags, - ecif.rvalue, fn); - } - break; -#else - case FFI_SYSV: - ffi_call_SYSV(ffi_prep_args_raw, &ecif, cif->bytes, cif->flags, ecif.rvalue, - fn); - break; -#endif - default: - FFI_ASSERT(0); - break; - } -} - -#endif - -#endif /* !__x86_64__ || X86_WIN64 */ - diff --git a/Modules/_ctypes/libffi/src/x86/ffi64.c b/Modules/_ctypes/libffi/src/x86/ffi64.c deleted file mode 100644 index 5a5e043835..0000000000 --- a/Modules/_ctypes/libffi/src/x86/ffi64.c +++ /dev/null @@ -1,676 +0,0 @@ -/* ----------------------------------------------------------------------- - ffi64.c - Copyright (c) 2013 The Written Word, Inc. - Copyright (c) 2011 Anthony Green - Copyright (c) 2008, 2010 Red Hat, Inc. - Copyright (c) 2002, 2007 Bo Thorsen <bo@suse.de> - - x86-64 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT - HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <ffi_common.h> - -#include <stdlib.h> -#include <stdarg.h> - -#ifdef __x86_64__ - -#define MAX_GPR_REGS 6 -#define MAX_SSE_REGS 8 - -#if defined(__INTEL_COMPILER) -#include "xmmintrin.h" -#define UINT128 __m128 -#else -#if defined(__SUNPRO_C) -#include <sunmedia_types.h> -#define UINT128 __m128i -#else -#define UINT128 __int128_t -#endif -#endif - -union big_int_union -{ - UINT32 i32; - UINT64 i64; - UINT128 i128; -}; - -struct register_args -{ - /* Registers for argument passing. */ - UINT64 gpr[MAX_GPR_REGS]; - union big_int_union sse[MAX_SSE_REGS]; -}; - -extern void ffi_call_unix64 (void *args, unsigned long bytes, unsigned flags, - void *raddr, void (*fnaddr)(void), unsigned ssecount); - -/* All reference to register classes here is identical to the code in - gcc/config/i386/i386.c. Do *not* change one without the other. */ - -/* Register class used for passing given 64bit part of the argument. - These represent classes as documented by the PS ABI, with the - exception of SSESF, SSEDF classes, that are basically SSE class, - just gcc will use SF or DFmode move instead of DImode to avoid - reformatting penalties. - - Similary we play games with INTEGERSI_CLASS to use cheaper SImode moves - whenever possible (upper half does contain padding). */ -enum x86_64_reg_class - { - X86_64_NO_CLASS, - X86_64_INTEGER_CLASS, - X86_64_INTEGERSI_CLASS, - X86_64_SSE_CLASS, - X86_64_SSESF_CLASS, - X86_64_SSEDF_CLASS, - X86_64_SSEUP_CLASS, - X86_64_X87_CLASS, - X86_64_X87UP_CLASS, - X86_64_COMPLEX_X87_CLASS, - X86_64_MEMORY_CLASS - }; - -#define MAX_CLASSES 4 - -#define SSE_CLASS_P(X) ((X) >= X86_64_SSE_CLASS && X <= X86_64_SSEUP_CLASS) - -/* x86-64 register passing implementation. See x86-64 ABI for details. Goal - of this code is to classify each 8bytes of incoming argument by the register - class and assign registers accordingly. */ - -/* Return the union class of CLASS1 and CLASS2. - See the x86-64 PS ABI for details. */ - -static enum x86_64_reg_class -merge_classes (enum x86_64_reg_class class1, enum x86_64_reg_class class2) -{ - /* Rule #1: If both classes are equal, this is the resulting class. */ - if (class1 == class2) - return class1; - - /* Rule #2: If one of the classes is NO_CLASS, the resulting class is - the other class. */ - if (class1 == X86_64_NO_CLASS) - return class2; - if (class2 == X86_64_NO_CLASS) - return class1; - - /* Rule #3: If one of the classes is MEMORY, the result is MEMORY. */ - if (class1 == X86_64_MEMORY_CLASS || class2 == X86_64_MEMORY_CLASS) - return X86_64_MEMORY_CLASS; - - /* Rule #4: If one of the classes is INTEGER, the result is INTEGER. */ - if ((class1 == X86_64_INTEGERSI_CLASS && class2 == X86_64_SSESF_CLASS) - || (class2 == X86_64_INTEGERSI_CLASS && class1 == X86_64_SSESF_CLASS)) - return X86_64_INTEGERSI_CLASS; - if (class1 == X86_64_INTEGER_CLASS || class1 == X86_64_INTEGERSI_CLASS - || class2 == X86_64_INTEGER_CLASS || class2 == X86_64_INTEGERSI_CLASS) - return X86_64_INTEGER_CLASS; - - /* Rule #5: If one of the classes is X87, X87UP, or COMPLEX_X87 class, - MEMORY is used. */ - if (class1 == X86_64_X87_CLASS - || class1 == X86_64_X87UP_CLASS - || class1 == X86_64_COMPLEX_X87_CLASS - || class2 == X86_64_X87_CLASS - || class2 == X86_64_X87UP_CLASS - || class2 == X86_64_COMPLEX_X87_CLASS) - return X86_64_MEMORY_CLASS; - - /* Rule #6: Otherwise class SSE is used. */ - return X86_64_SSE_CLASS; -} - -/* Classify the argument of type TYPE and mode MODE. - CLASSES will be filled by the register class used to pass each word - of the operand. The number of words is returned. In case the parameter - should be passed in memory, 0 is returned. As a special case for zero - sized containers, classes[0] will be NO_CLASS and 1 is returned. - - See the x86-64 PS ABI for details. -*/ -static size_t -classify_argument (ffi_type *type, enum x86_64_reg_class classes[], - size_t byte_offset) -{ - switch (type->type) - { - case FFI_TYPE_UINT8: - case FFI_TYPE_SINT8: - case FFI_TYPE_UINT16: - case FFI_TYPE_SINT16: - case FFI_TYPE_UINT32: - case FFI_TYPE_SINT32: - case FFI_TYPE_UINT64: - case FFI_TYPE_SINT64: - case FFI_TYPE_POINTER: - { - size_t size = byte_offset + type->size; - - if (size <= 4) - { - classes[0] = X86_64_INTEGERSI_CLASS; - return 1; - } - else if (size <= 8) - { - classes[0] = X86_64_INTEGER_CLASS; - return 1; - } - else if (size <= 12) - { - classes[0] = X86_64_INTEGER_CLASS; - classes[1] = X86_64_INTEGERSI_CLASS; - return 2; - } - else if (size <= 16) - { - classes[0] = classes[1] = X86_64_INTEGERSI_CLASS; - return 2; - } - else - FFI_ASSERT (0); - } - case FFI_TYPE_FLOAT: - if (!(byte_offset % 8)) - classes[0] = X86_64_SSESF_CLASS; - else - classes[0] = X86_64_SSE_CLASS; - return 1; - case FFI_TYPE_DOUBLE: - classes[0] = X86_64_SSEDF_CLASS; - return 1; -#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE - case FFI_TYPE_LONGDOUBLE: - classes[0] = X86_64_X87_CLASS; - classes[1] = X86_64_X87UP_CLASS; - return 2; -#endif - case FFI_TYPE_STRUCT: - { - const size_t UNITS_PER_WORD = 8; - size_t words = (type->size + UNITS_PER_WORD - 1) / UNITS_PER_WORD; - ffi_type **ptr; - int i; - enum x86_64_reg_class subclasses[MAX_CLASSES]; - - /* If the struct is larger than 32 bytes, pass it on the stack. */ - if (type->size > 32) - return 0; - - for (i = 0; i < words; i++) - classes[i] = X86_64_NO_CLASS; - - /* Zero sized arrays or structures are NO_CLASS. We return 0 to - signalize memory class, so handle it as special case. */ - if (!words) - { - classes[0] = X86_64_NO_CLASS; - return 1; - } - - /* Merge the fields of structure. */ - for (ptr = type->elements; *ptr != NULL; ptr++) - { - size_t num; - - byte_offset = ALIGN (byte_offset, (*ptr)->alignment); - - num = classify_argument (*ptr, subclasses, byte_offset % 8); - if (num == 0) - return 0; - for (i = 0; i < num; i++) - { - size_t pos = byte_offset / 8; - classes[i + pos] = - merge_classes (subclasses[i], classes[i + pos]); - } - - byte_offset += (*ptr)->size; - } - - if (words > 2) - { - /* When size > 16 bytes, if the first one isn't - X86_64_SSE_CLASS or any other ones aren't - X86_64_SSEUP_CLASS, everything should be passed in - memory. */ - if (classes[0] != X86_64_SSE_CLASS) - return 0; - - for (i = 1; i < words; i++) - if (classes[i] != X86_64_SSEUP_CLASS) - return 0; - } - - /* Final merger cleanup. */ - for (i = 0; i < words; i++) - { - /* If one class is MEMORY, everything should be passed in - memory. */ - if (classes[i] == X86_64_MEMORY_CLASS) - return 0; - - /* The X86_64_SSEUP_CLASS should be always preceded by - X86_64_SSE_CLASS or X86_64_SSEUP_CLASS. */ - if (classes[i] == X86_64_SSEUP_CLASS - && classes[i - 1] != X86_64_SSE_CLASS - && classes[i - 1] != X86_64_SSEUP_CLASS) - { - /* The first one should never be X86_64_SSEUP_CLASS. */ - FFI_ASSERT (i != 0); - classes[i] = X86_64_SSE_CLASS; - } - - /* If X86_64_X87UP_CLASS isn't preceded by X86_64_X87_CLASS, - everything should be passed in memory. */ - if (classes[i] == X86_64_X87UP_CLASS - && (classes[i - 1] != X86_64_X87_CLASS)) - { - /* The first one should never be X86_64_X87UP_CLASS. */ - FFI_ASSERT (i != 0); - return 0; - } - } - return words; - } - - default: - FFI_ASSERT(0); - } - return 0; /* Never reached. */ -} - -/* Examine the argument and return set number of register required in each - class. Return zero iff parameter should be passed in memory, otherwise - the number of registers. */ - -static size_t -examine_argument (ffi_type *type, enum x86_64_reg_class classes[MAX_CLASSES], - _Bool in_return, int *pngpr, int *pnsse) -{ - size_t n; - int i, ngpr, nsse; - - n = classify_argument (type, classes, 0); - if (n == 0) - return 0; - - ngpr = nsse = 0; - for (i = 0; i < n; ++i) - switch (classes[i]) - { - case X86_64_INTEGER_CLASS: - case X86_64_INTEGERSI_CLASS: - ngpr++; - break; - case X86_64_SSE_CLASS: - case X86_64_SSESF_CLASS: - case X86_64_SSEDF_CLASS: - nsse++; - break; - case X86_64_NO_CLASS: - case X86_64_SSEUP_CLASS: - break; - case X86_64_X87_CLASS: - case X86_64_X87UP_CLASS: - case X86_64_COMPLEX_X87_CLASS: - return in_return != 0; - default: - abort (); - } - - *pngpr = ngpr; - *pnsse = nsse; - - return n; -} - -/* Perform machine dependent cif processing. */ - -ffi_status -ffi_prep_cif_machdep (ffi_cif *cif) -{ - int gprcount, ssecount, i, avn, ngpr, nsse, flags; - enum x86_64_reg_class classes[MAX_CLASSES]; - size_t bytes, n; - - gprcount = ssecount = 0; - - flags = cif->rtype->type; - if (flags != FFI_TYPE_VOID) - { - n = examine_argument (cif->rtype, classes, 1, &ngpr, &nsse); - if (n == 0) - { - /* The return value is passed in memory. A pointer to that - memory is the first argument. Allocate a register for it. */ - gprcount++; - /* We don't have to do anything in asm for the return. */ - flags = FFI_TYPE_VOID; - } - else if (flags == FFI_TYPE_STRUCT) - { - /* Mark which registers the result appears in. */ - _Bool sse0 = SSE_CLASS_P (classes[0]); - _Bool sse1 = n == 2 && SSE_CLASS_P (classes[1]); - if (sse0 && !sse1) - flags |= 1 << 8; - else if (!sse0 && sse1) - flags |= 1 << 9; - else if (sse0 && sse1) - flags |= 1 << 10; - /* Mark the true size of the structure. */ - flags |= cif->rtype->size << 12; - } - } - - /* Go over all arguments and determine the way they should be passed. - If it's in a register and there is space for it, let that be so. If - not, add it's size to the stack byte count. */ - for (bytes = 0, i = 0, avn = cif->nargs; i < avn; i++) - { - if (examine_argument (cif->arg_types[i], classes, 0, &ngpr, &nsse) == 0 - || gprcount + ngpr > MAX_GPR_REGS - || ssecount + nsse > MAX_SSE_REGS) - { - long align = cif->arg_types[i]->alignment; - - if (align < 8) - align = 8; - - bytes = ALIGN (bytes, align); - bytes += cif->arg_types[i]->size; - } - else - { - gprcount += ngpr; - ssecount += nsse; - } - } - if (ssecount) - flags |= 1 << 11; - cif->flags = flags; - cif->bytes = (unsigned)ALIGN (bytes, 8); - - return FFI_OK; -} - -void -ffi_call (ffi_cif *cif, void (*fn)(void), void *rvalue, void **avalue) -{ - enum x86_64_reg_class classes[MAX_CLASSES]; - char *stack, *argp; - ffi_type **arg_types; - int gprcount, ssecount, ngpr, nsse, i, avn; - _Bool ret_in_memory; - struct register_args *reg_args; - - /* Can't call 32-bit mode from 64-bit mode. */ - FFI_ASSERT (cif->abi == FFI_UNIX64); - - /* If the return value is a struct and we don't have a return value - address then we need to make one. Note the setting of flags to - VOID above in ffi_prep_cif_machdep. */ - ret_in_memory = (cif->rtype->type == FFI_TYPE_STRUCT - && (cif->flags & 0xff) == FFI_TYPE_VOID); - if (rvalue == NULL && ret_in_memory) - rvalue = alloca (cif->rtype->size); - - /* Allocate the space for the arguments, plus 4 words of temp space. */ - stack = alloca (sizeof (struct register_args) + cif->bytes + 4*8); - reg_args = (struct register_args *) stack; - argp = stack + sizeof (struct register_args); - - gprcount = ssecount = 0; - - /* If the return value is passed in memory, add the pointer as the - first integer argument. */ - if (ret_in_memory) - reg_args->gpr[gprcount++] = (unsigned long) rvalue; - - avn = cif->nargs; - arg_types = cif->arg_types; - - for (i = 0; i < avn; ++i) - { - size_t n, size = arg_types[i]->size; - - n = examine_argument (arg_types[i], classes, 0, &ngpr, &nsse); - if (n == 0 - || gprcount + ngpr > MAX_GPR_REGS - || ssecount + nsse > MAX_SSE_REGS) - { - long align = arg_types[i]->alignment; - - /* Stack arguments are *always* at least 8 byte aligned. */ - if (align < 8) - align = 8; - - /* Pass this argument in memory. */ - argp = (void *) ALIGN (argp, align); - memcpy (argp, avalue[i], size); - argp += size; - } - else - { - /* The argument is passed entirely in registers. */ - char *a = (char *) avalue[i]; - int j; - - for (j = 0; j < n; j++, a += 8, size -= 8) - { - switch (classes[j]) - { - case X86_64_INTEGER_CLASS: - case X86_64_INTEGERSI_CLASS: - /* Sign-extend integer arguments passed in general - purpose registers, to cope with the fact that - LLVM incorrectly assumes that this will be done - (the x86-64 PS ABI does not specify this). */ - switch (arg_types[i]->type) - { - case FFI_TYPE_SINT8: - *(SINT64 *)®_args->gpr[gprcount] = (SINT64) *((SINT8 *) a); - break; - case FFI_TYPE_SINT16: - *(SINT64 *)®_args->gpr[gprcount] = (SINT64) *((SINT16 *) a); - break; - case FFI_TYPE_SINT32: - *(SINT64 *)®_args->gpr[gprcount] = (SINT64) *((SINT32 *) a); - break; - default: - reg_args->gpr[gprcount] = 0; - memcpy (®_args->gpr[gprcount], a, size < 8 ? size : 8); - } - gprcount++; - break; - case X86_64_SSE_CLASS: - case X86_64_SSEDF_CLASS: - reg_args->sse[ssecount++].i64 = *(UINT64 *) a; - break; - case X86_64_SSESF_CLASS: - reg_args->sse[ssecount++].i32 = *(UINT32 *) a; - break; - default: - abort(); - } - } - } - } - - ffi_call_unix64 (stack, cif->bytes + sizeof (struct register_args), - cif->flags, rvalue, fn, ssecount); -} - - -extern void ffi_closure_unix64(void); - -ffi_status -ffi_prep_closure_loc (ffi_closure* closure, - ffi_cif* cif, - void (*fun)(ffi_cif*, void*, void**, void*), - void *user_data, - void *codeloc) -{ - volatile unsigned short *tramp; - - /* Sanity check on the cif ABI. */ - { - int abi = cif->abi; - if (UNLIKELY (! (abi > FFI_FIRST_ABI && abi < FFI_LAST_ABI))) - return FFI_BAD_ABI; - } - - tramp = (volatile unsigned short *) &closure->tramp[0]; - - tramp[0] = 0xbb49; /* mov <code>, %r11 */ - *((unsigned long long * volatile) &tramp[1]) - = (unsigned long) ffi_closure_unix64; - tramp[5] = 0xba49; /* mov <data>, %r10 */ - *((unsigned long long * volatile) &tramp[6]) - = (unsigned long) codeloc; - - /* Set the carry bit iff the function uses any sse registers. - This is clc or stc, together with the first byte of the jmp. */ - tramp[10] = cif->flags & (1 << 11) ? 0x49f9 : 0x49f8; - - tramp[11] = 0xe3ff; /* jmp *%r11 */ - - closure->cif = cif; - closure->fun = fun; - closure->user_data = user_data; - - return FFI_OK; -} - -int -ffi_closure_unix64_inner(ffi_closure *closure, void *rvalue, - struct register_args *reg_args, char *argp) -{ - ffi_cif *cif; - void **avalue; - ffi_type **arg_types; - long i, avn; - int gprcount, ssecount, ngpr, nsse; - int ret; - - cif = closure->cif; - avalue = alloca(cif->nargs * sizeof(void *)); - gprcount = ssecount = 0; - - ret = cif->rtype->type; - if (ret != FFI_TYPE_VOID) - { - enum x86_64_reg_class classes[MAX_CLASSES]; - size_t n = examine_argument (cif->rtype, classes, 1, &ngpr, &nsse); - if (n == 0) - { - /* The return value goes in memory. Arrange for the closure - return value to go directly back to the original caller. */ - rvalue = (void *) (unsigned long) reg_args->gpr[gprcount++]; - /* We don't have to do anything in asm for the return. */ - ret = FFI_TYPE_VOID; - } - else if (ret == FFI_TYPE_STRUCT && n == 2) - { - /* Mark which register the second word of the structure goes in. */ - _Bool sse0 = SSE_CLASS_P (classes[0]); - _Bool sse1 = SSE_CLASS_P (classes[1]); - if (!sse0 && sse1) - ret |= 1 << 8; - else if (sse0 && !sse1) - ret |= 1 << 9; - } - } - - avn = cif->nargs; - arg_types = cif->arg_types; - - for (i = 0; i < avn; ++i) - { - enum x86_64_reg_class classes[MAX_CLASSES]; - size_t n; - - n = examine_argument (arg_types[i], classes, 0, &ngpr, &nsse); - if (n == 0 - || gprcount + ngpr > MAX_GPR_REGS - || ssecount + nsse > MAX_SSE_REGS) - { - long align = arg_types[i]->alignment; - - /* Stack arguments are *always* at least 8 byte aligned. */ - if (align < 8) - align = 8; - - /* Pass this argument in memory. */ - argp = (void *) ALIGN (argp, align); - avalue[i] = argp; - argp += arg_types[i]->size; - } - /* If the argument is in a single register, or two consecutive - integer registers, then we can use that address directly. */ - else if (n == 1 - || (n == 2 && !(SSE_CLASS_P (classes[0]) - || SSE_CLASS_P (classes[1])))) - { - /* The argument is in a single register. */ - if (SSE_CLASS_P (classes[0])) - { - avalue[i] = ®_args->sse[ssecount]; - ssecount += n; - } - else - { - avalue[i] = ®_args->gpr[gprcount]; - gprcount += n; - } - } - /* Otherwise, allocate space to make them consecutive. */ - else - { - char *a = alloca (16); - int j; - - avalue[i] = a; - for (j = 0; j < n; j++, a += 8) - { - if (SSE_CLASS_P (classes[j])) - memcpy (a, ®_args->sse[ssecount++], 8); - else - memcpy (a, ®_args->gpr[gprcount++], 8); - } - } - } - - /* Invoke the closure. */ - closure->fun (cif, rvalue, avalue, closure->user_data); - - /* Tell assembly how to perform return type promotions. */ - return ret; -} - -#endif /* __x86_64__ */ diff --git a/Modules/_ctypes/libffi/src/x86/ffitarget.h b/Modules/_ctypes/libffi/src/x86/ffitarget.h deleted file mode 100644 index b2afe91123..0000000000 --- a/Modules/_ctypes/libffi/src/x86/ffitarget.h +++ /dev/null @@ -1,143 +0,0 @@ -/* -----------------------------------------------------------------*-C-*- - ffitarget.h - Copyright (c) 2012 Anthony Green - Copyright (c) 1996-2003, 2010 Red Hat, Inc. - Copyright (C) 2008 Free Software Foundation, Inc. - - Target configuration macros for x86 and x86-64. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT - HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - DEALINGS IN THE SOFTWARE. - - ----------------------------------------------------------------------- */ - -#ifndef LIBFFI_TARGET_H -#define LIBFFI_TARGET_H - -#ifndef LIBFFI_H -#error "Please do not include ffitarget.h directly into your source. Use ffi.h instead." -#endif - -/* ---- System specific configurations ----------------------------------- */ - -/* For code common to all platforms on x86 and x86_64. */ -#define X86_ANY - -#if defined (X86_64) && defined (__i386__) -#undef X86_64 -#define X86 -#endif - -#ifdef X86_WIN64 -#define FFI_SIZEOF_ARG 8 -#define USE_BUILTIN_FFS 0 /* not yet implemented in mingw-64 */ -#endif - -/* ---- Generic type definitions ----------------------------------------- */ - -#ifndef LIBFFI_ASM -#ifdef X86_WIN64 -#ifdef _MSC_VER -typedef unsigned __int64 ffi_arg; -typedef __int64 ffi_sarg; -#else -typedef unsigned long long ffi_arg; -typedef long long ffi_sarg; -#endif -#else -#if defined __x86_64__ && defined __ILP32__ -#define FFI_SIZEOF_ARG 8 -#define FFI_SIZEOF_JAVA_RAW 4 -typedef unsigned long long ffi_arg; -typedef long long ffi_sarg; -#else -typedef unsigned long ffi_arg; -typedef signed long ffi_sarg; -#endif -#endif - -typedef enum ffi_abi { - FFI_FIRST_ABI = 0, - - /* ---- Intel x86 Win32 ---------- */ -#ifdef X86_WIN32 - FFI_SYSV, - FFI_STDCALL, - FFI_THISCALL, - FFI_FASTCALL, - FFI_MS_CDECL, - FFI_LAST_ABI, -#ifdef _MSC_VER - FFI_DEFAULT_ABI = FFI_MS_CDECL -#else - FFI_DEFAULT_ABI = FFI_SYSV -#endif - -#elif defined(X86_WIN64) - FFI_WIN64, - FFI_LAST_ABI, - FFI_DEFAULT_ABI = FFI_WIN64 - -#else - /* ---- Intel x86 and AMD x86-64 - */ - FFI_SYSV, - FFI_UNIX64, /* Unix variants all use the same ABI for x86-64 */ - FFI_THISCALL, - FFI_FASTCALL, - FFI_STDCALL, - FFI_LAST_ABI, -#if defined(__i386__) || defined(__i386) - FFI_DEFAULT_ABI = FFI_SYSV -#else - FFI_DEFAULT_ABI = FFI_UNIX64 -#endif -#endif -} ffi_abi; -#endif - -/* ---- Definitions for closures ----------------------------------------- */ - -#define FFI_CLOSURES 1 -#define FFI_TYPE_SMALL_STRUCT_1B (FFI_TYPE_LAST + 1) -#define FFI_TYPE_SMALL_STRUCT_2B (FFI_TYPE_LAST + 2) -#define FFI_TYPE_SMALL_STRUCT_4B (FFI_TYPE_LAST + 3) -#define FFI_TYPE_MS_STRUCT (FFI_TYPE_LAST + 4) - -#if defined (X86_64) || (defined (__x86_64__) && defined (X86_DARWIN)) -#define FFI_TRAMPOLINE_SIZE 24 -#define FFI_NATIVE_RAW_API 0 -#else -#ifdef X86_WIN32 -#define FFI_TRAMPOLINE_SIZE 52 -#else -#ifdef X86_WIN64 -#define FFI_TRAMPOLINE_SIZE 29 -#define FFI_NATIVE_RAW_API 0 -#define FFI_NO_RAW_API 1 -#else -#define FFI_TRAMPOLINE_SIZE 10 -#endif -#endif -#ifndef X86_WIN64 -#define FFI_NATIVE_RAW_API 1 /* x86 has native raw api support */ -#endif -#endif - -#endif - diff --git a/Modules/_ctypes/libffi/src/x86/freebsd.S b/Modules/_ctypes/libffi/src/x86/freebsd.S deleted file mode 100644 index 97e0b4eb81..0000000000 --- a/Modules/_ctypes/libffi/src/x86/freebsd.S +++ /dev/null @@ -1,463 +0,0 @@ -/* ----------------------------------------------------------------------- - freebsd.S - Copyright (c) 1996, 1998, 2001, 2002, 2003, 2005 Red Hat, Inc. - Copyright (c) 2008 Björn König - - X86 Foreign Function Interface for FreeBSD - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT - HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - DEALINGS IN THE SOFTWARE. ------------------------------------------------------------------------ */ - -#ifndef __x86_64__ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -.text - -.globl ffi_prep_args - - .align 4 -.globl ffi_call_SYSV - .type ffi_call_SYSV,@function - -ffi_call_SYSV: -.LFB1: - pushl %ebp -.LCFI0: - movl %esp,%ebp -.LCFI1: - /* Make room for all of the new args. */ - movl 16(%ebp),%ecx - subl %ecx,%esp - - /* Align the stack pointer to 16-bytes */ - andl $0xfffffff0, %esp - - movl %esp,%eax - - /* Place all of the ffi_prep_args in position */ - pushl 12(%ebp) - pushl %eax - call *8(%ebp) - - /* Return stack to previous state and call the function */ - addl $8,%esp - - call *28(%ebp) - - /* Load %ecx with the return type code */ - movl 20(%ebp),%ecx - - /* Protect %esi. We're going to pop it in the epilogue. */ - pushl %esi - - /* If the return value pointer is NULL, assume no return value. */ - cmpl $0,24(%ebp) - jne 0f - - /* Even if there is no space for the return value, we are - obliged to handle floating-point values. */ - cmpl $FFI_TYPE_FLOAT,%ecx - jne noretval - fstp %st(0) - - jmp epilogue - -0: - call 1f - -.Lstore_table: - .long noretval-.Lstore_table /* FFI_TYPE_VOID */ - .long retint-.Lstore_table /* FFI_TYPE_INT */ - .long retfloat-.Lstore_table /* FFI_TYPE_FLOAT */ - .long retdouble-.Lstore_table /* FFI_TYPE_DOUBLE */ - .long retlongdouble-.Lstore_table /* FFI_TYPE_LONGDOUBLE */ - .long retuint8-.Lstore_table /* FFI_TYPE_UINT8 */ - .long retsint8-.Lstore_table /* FFI_TYPE_SINT8 */ - .long retuint16-.Lstore_table /* FFI_TYPE_UINT16 */ - .long retsint16-.Lstore_table /* FFI_TYPE_SINT16 */ - .long retint-.Lstore_table /* FFI_TYPE_UINT32 */ - .long retint-.Lstore_table /* FFI_TYPE_SINT32 */ - .long retint64-.Lstore_table /* FFI_TYPE_UINT64 */ - .long retint64-.Lstore_table /* FFI_TYPE_SINT64 */ - .long retstruct-.Lstore_table /* FFI_TYPE_STRUCT */ - .long retint-.Lstore_table /* FFI_TYPE_POINTER */ - .long retstruct1b-.Lstore_table /* FFI_TYPE_SMALL_STRUCT_1B */ - .long retstruct2b-.Lstore_table /* FFI_TYPE_SMALL_STRUCT_2B */ - -1: - pop %esi - add (%esi, %ecx, 4), %esi - jmp *%esi - - /* Sign/zero extend as appropriate. */ -retsint8: - movsbl %al, %eax - jmp retint - -retsint16: - movswl %ax, %eax - jmp retint - -retuint8: - movzbl %al, %eax - jmp retint - -retuint16: - movzwl %ax, %eax - jmp retint - -retfloat: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstps (%ecx) - jmp epilogue - -retdouble: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstpl (%ecx) - jmp epilogue - -retlongdouble: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstpt (%ecx) - jmp epilogue - -retint64: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - movl %edx,4(%ecx) - jmp epilogue - -retstruct1b: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movb %al,0(%ecx) - jmp epilogue - -retstruct2b: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movw %ax,0(%ecx) - jmp epilogue - -retint: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - -retstruct: - /* Nothing to do! */ - -noretval: -epilogue: - popl %esi - movl %ebp,%esp - popl %ebp - ret -.LFE1: -.ffi_call_SYSV_end: - .size ffi_call_SYSV,.ffi_call_SYSV_end-ffi_call_SYSV - - .align 4 -FFI_HIDDEN (ffi_closure_SYSV) -.globl ffi_closure_SYSV - .type ffi_closure_SYSV, @function - -ffi_closure_SYSV: -.LFB2: - pushl %ebp -.LCFI2: - movl %esp, %ebp -.LCFI3: - subl $40, %esp - leal -24(%ebp), %edx - movl %edx, -12(%ebp) /* resp */ - leal 8(%ebp), %edx - movl %edx, 4(%esp) /* args = __builtin_dwarf_cfa () */ - leal -12(%ebp), %edx - movl %edx, (%esp) /* &resp */ -#if defined HAVE_HIDDEN_VISIBILITY_ATTRIBUTE || !defined __PIC__ - call ffi_closure_SYSV_inner -#else - movl %ebx, 8(%esp) -.LCFI7: - call 1f -1: popl %ebx - addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx - call ffi_closure_SYSV_inner@PLT - movl 8(%esp), %ebx -#endif - movl -12(%ebp), %ecx - cmpl $FFI_TYPE_INT, %eax - je .Lcls_retint - - /* Handle FFI_TYPE_UINT8, FFI_TYPE_SINT8, FFI_TYPE_UINT16, - FFI_TYPE_SINT16, FFI_TYPE_UINT32, FFI_TYPE_SINT32. */ - cmpl $FFI_TYPE_UINT64, %eax - jge 0f - cmpl $FFI_TYPE_UINT8, %eax - jge .Lcls_retint - -0: cmpl $FFI_TYPE_FLOAT, %eax - je .Lcls_retfloat - cmpl $FFI_TYPE_DOUBLE, %eax - je .Lcls_retdouble - cmpl $FFI_TYPE_LONGDOUBLE, %eax - je .Lcls_retldouble - cmpl $FFI_TYPE_SINT64, %eax - je .Lcls_retllong - cmpl $FFI_TYPE_SMALL_STRUCT_1B, %eax - je .Lcls_retstruct1b - cmpl $FFI_TYPE_SMALL_STRUCT_2B, %eax - je .Lcls_retstruct2b - cmpl $FFI_TYPE_STRUCT, %eax - je .Lcls_retstruct -.Lcls_epilogue: - movl %ebp, %esp - popl %ebp - ret -.Lcls_retint: - movl (%ecx), %eax - jmp .Lcls_epilogue -.Lcls_retfloat: - flds (%ecx) - jmp .Lcls_epilogue -.Lcls_retdouble: - fldl (%ecx) - jmp .Lcls_epilogue -.Lcls_retldouble: - fldt (%ecx) - jmp .Lcls_epilogue -.Lcls_retllong: - movl (%ecx), %eax - movl 4(%ecx), %edx - jmp .Lcls_epilogue -.Lcls_retstruct1b: - movsbl (%ecx), %eax - jmp .Lcls_epilogue -.Lcls_retstruct2b: - movswl (%ecx), %eax - jmp .Lcls_epilogue -.Lcls_retstruct: - movl %ebp, %esp - popl %ebp - ret $4 -.LFE2: - .size ffi_closure_SYSV, .-ffi_closure_SYSV - -#if !FFI_NO_RAW_API - -#define RAW_CLOSURE_CIF_OFFSET ((FFI_TRAMPOLINE_SIZE + 3) & ~3) -#define RAW_CLOSURE_FUN_OFFSET (RAW_CLOSURE_CIF_OFFSET + 4) -#define RAW_CLOSURE_USER_DATA_OFFSET (RAW_CLOSURE_FUN_OFFSET + 4) -#define CIF_FLAGS_OFFSET 20 - - .align 4 -FFI_HIDDEN (ffi_closure_raw_SYSV) -.globl ffi_closure_raw_SYSV - .type ffi_closure_raw_SYSV, @function - -ffi_closure_raw_SYSV: -.LFB3: - pushl %ebp -.LCFI4: - movl %esp, %ebp -.LCFI5: - pushl %esi -.LCFI6: - subl $36, %esp - movl RAW_CLOSURE_CIF_OFFSET(%eax), %esi /* closure->cif */ - movl RAW_CLOSURE_USER_DATA_OFFSET(%eax), %edx /* closure->user_data */ - movl %edx, 12(%esp) /* user_data */ - leal 8(%ebp), %edx /* __builtin_dwarf_cfa () */ - movl %edx, 8(%esp) /* raw_args */ - leal -24(%ebp), %edx - movl %edx, 4(%esp) /* &res */ - movl %esi, (%esp) /* cif */ - call *RAW_CLOSURE_FUN_OFFSET(%eax) /* closure->fun */ - movl CIF_FLAGS_OFFSET(%esi), %eax /* rtype */ - cmpl $FFI_TYPE_INT, %eax - je .Lrcls_retint - - /* Handle FFI_TYPE_UINT8, FFI_TYPE_SINT8, FFI_TYPE_UINT16, - FFI_TYPE_SINT16, FFI_TYPE_UINT32, FFI_TYPE_SINT32. */ - cmpl $FFI_TYPE_UINT64, %eax - jge 0f - cmpl $FFI_TYPE_UINT8, %eax - jge .Lrcls_retint -0: - cmpl $FFI_TYPE_FLOAT, %eax - je .Lrcls_retfloat - cmpl $FFI_TYPE_DOUBLE, %eax - je .Lrcls_retdouble - cmpl $FFI_TYPE_LONGDOUBLE, %eax - je .Lrcls_retldouble - cmpl $FFI_TYPE_SINT64, %eax - je .Lrcls_retllong -.Lrcls_epilogue: - addl $36, %esp - popl %esi - popl %ebp - ret -.Lrcls_retint: - movl -24(%ebp), %eax - jmp .Lrcls_epilogue -.Lrcls_retfloat: - flds -24(%ebp) - jmp .Lrcls_epilogue -.Lrcls_retdouble: - fldl -24(%ebp) - jmp .Lrcls_epilogue -.Lrcls_retldouble: - fldt -24(%ebp) - jmp .Lrcls_epilogue -.Lrcls_retllong: - movl -24(%ebp), %eax - movl -20(%ebp), %edx - jmp .Lrcls_epilogue -.LFE3: - .size ffi_closure_raw_SYSV, .-ffi_closure_raw_SYSV -#endif - - .section .eh_frame,EH_FRAME_FLAGS,@progbits -.Lframe1: - .long .LECIE1-.LSCIE1 /* Length of Common Information Entry */ -.LSCIE1: - .long 0x0 /* CIE Identifier Tag */ - .byte 0x1 /* CIE Version */ -#ifdef __PIC__ - .ascii "zR\0" /* CIE Augmentation */ -#else - .ascii "\0" /* CIE Augmentation */ -#endif - .byte 0x1 /* .uleb128 0x1; CIE Code Alignment Factor */ - .byte 0x7c /* .sleb128 -4; CIE Data Alignment Factor */ - .byte 0x8 /* CIE RA Column */ -#ifdef __PIC__ - .byte 0x1 /* .uleb128 0x1; Augmentation size */ - .byte 0x1b /* FDE Encoding (pcrel sdata4) */ -#endif - .byte 0xc /* DW_CFA_def_cfa */ - .byte 0x4 /* .uleb128 0x4 */ - .byte 0x4 /* .uleb128 0x4 */ - .byte 0x88 /* DW_CFA_offset, column 0x8 */ - .byte 0x1 /* .uleb128 0x1 */ - .align 4 -.LECIE1: -.LSFDE1: - .long .LEFDE1-.LASFDE1 /* FDE Length */ -.LASFDE1: - .long .LASFDE1-.Lframe1 /* FDE CIE offset */ -#ifdef __PIC__ - .long .LFB1-. /* FDE initial location */ -#else - .long .LFB1 /* FDE initial location */ -#endif - .long .LFE1-.LFB1 /* FDE address range */ -#ifdef __PIC__ - .byte 0x0 /* .uleb128 0x0; Augmentation size */ -#endif - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI0-.LFB1 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x8 /* .uleb128 0x8 */ - .byte 0x85 /* DW_CFA_offset, column 0x5 */ - .byte 0x2 /* .uleb128 0x2 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI1-.LCFI0 - .byte 0xd /* DW_CFA_def_cfa_register */ - .byte 0x5 /* .uleb128 0x5 */ - .align 4 -.LEFDE1: -.LSFDE2: - .long .LEFDE2-.LASFDE2 /* FDE Length */ -.LASFDE2: - .long .LASFDE2-.Lframe1 /* FDE CIE offset */ -#ifdef __PIC__ - .long .LFB2-. /* FDE initial location */ -#else - .long .LFB2 -#endif - .long .LFE2-.LFB2 /* FDE address range */ -#ifdef __PIC__ - .byte 0x0 /* .uleb128 0x0; Augmentation size */ -#endif - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI2-.LFB2 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x8 /* .uleb128 0x8 */ - .byte 0x85 /* DW_CFA_offset, column 0x5 */ - .byte 0x2 /* .uleb128 0x2 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI3-.LCFI2 - .byte 0xd /* DW_CFA_def_cfa_register */ - .byte 0x5 /* .uleb128 0x5 */ -#if !defined HAVE_HIDDEN_VISIBILITY_ATTRIBUTE && defined __PIC__ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI7-.LCFI3 - .byte 0x83 /* DW_CFA_offset, column 0x3 */ - .byte 0xa /* .uleb128 0xa */ -#endif - .align 4 -.LEFDE2: - -#if !FFI_NO_RAW_API - -.LSFDE3: - .long .LEFDE3-.LASFDE3 /* FDE Length */ -.LASFDE3: - .long .LASFDE3-.Lframe1 /* FDE CIE offset */ -#ifdef __PIC__ - .long .LFB3-. /* FDE initial location */ -#else - .long .LFB3 -#endif - .long .LFE3-.LFB3 /* FDE address range */ -#ifdef __PIC__ - .byte 0x0 /* .uleb128 0x0; Augmentation size */ -#endif - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI4-.LFB3 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x8 /* .uleb128 0x8 */ - .byte 0x85 /* DW_CFA_offset, column 0x5 */ - .byte 0x2 /* .uleb128 0x2 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI5-.LCFI4 - .byte 0xd /* DW_CFA_def_cfa_register */ - .byte 0x5 /* .uleb128 0x5 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI6-.LCFI5 - .byte 0x86 /* DW_CFA_offset, column 0x6 */ - .byte 0x3 /* .uleb128 0x3 */ - .align 4 -.LEFDE3: - -#endif - -#endif /* ifndef __x86_64__ */ - - .section .note.GNU-stack,"",%progbits diff --git a/Modules/_ctypes/libffi/src/x86/sysv.S b/Modules/_ctypes/libffi/src/x86/sysv.S deleted file mode 100644 index 3bd5477e47..0000000000 --- a/Modules/_ctypes/libffi/src/x86/sysv.S +++ /dev/null @@ -1,483 +0,0 @@ -/* ----------------------------------------------------------------------- - sysv.S - Copyright (c) 2013 The Written Word, Inc. - - Copyright (c) 1996,1998,2001-2003,2005,2008,2010 Red Hat, Inc. - - X86 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT - HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#ifndef __x86_64__ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -.text - -.globl ffi_prep_args - - .align 4 -.globl ffi_call_SYSV - .type ffi_call_SYSV,@function - -ffi_call_SYSV: -.LFB1: - pushl %ebp -.LCFI0: - movl %esp,%ebp -.LCFI1: - /* Make room for all of the new args. */ - movl 16(%ebp),%ecx - subl %ecx,%esp - - /* Align the stack pointer to 16-bytes */ - andl $0xfffffff0, %esp - - movl %esp,%eax - - /* Place all of the ffi_prep_args in position */ - pushl 12(%ebp) - pushl %eax - call *8(%ebp) - - /* Return stack to previous state and call the function */ - addl $8,%esp - - call *28(%ebp) - - /* Load %ecx with the return type code */ - movl 20(%ebp),%ecx - - /* Protect %esi. We're going to pop it in the epilogue. */ - pushl %esi - - /* If the return value pointer is NULL, assume no return value. */ - cmpl $0,24(%ebp) - jne 0f - - /* Even if there is no space for the return value, we are - obliged to handle floating-point values. */ - cmpl $FFI_TYPE_FLOAT,%ecx - jne noretval - fstp %st(0) - - jmp epilogue - -0: - call 1f - -.Lstore_table: - .long noretval-.Lstore_table /* FFI_TYPE_VOID */ - .long retint-.Lstore_table /* FFI_TYPE_INT */ - .long retfloat-.Lstore_table /* FFI_TYPE_FLOAT */ - .long retdouble-.Lstore_table /* FFI_TYPE_DOUBLE */ - .long retlongdouble-.Lstore_table /* FFI_TYPE_LONGDOUBLE */ - .long retuint8-.Lstore_table /* FFI_TYPE_UINT8 */ - .long retsint8-.Lstore_table /* FFI_TYPE_SINT8 */ - .long retuint16-.Lstore_table /* FFI_TYPE_UINT16 */ - .long retsint16-.Lstore_table /* FFI_TYPE_SINT16 */ - .long retint-.Lstore_table /* FFI_TYPE_UINT32 */ - .long retint-.Lstore_table /* FFI_TYPE_SINT32 */ - .long retint64-.Lstore_table /* FFI_TYPE_UINT64 */ - .long retint64-.Lstore_table /* FFI_TYPE_SINT64 */ - .long retstruct-.Lstore_table /* FFI_TYPE_STRUCT */ - .long retint-.Lstore_table /* FFI_TYPE_POINTER */ - -1: - pop %esi - add (%esi, %ecx, 4), %esi - jmp *%esi - - /* Sign/zero extend as appropriate. */ -retsint8: - movsbl %al, %eax - jmp retint - -retsint16: - movswl %ax, %eax - jmp retint - -retuint8: - movzbl %al, %eax - jmp retint - -retuint16: - movzwl %ax, %eax - jmp retint - -retfloat: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstps (%ecx) - jmp epilogue - -retdouble: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstpl (%ecx) - jmp epilogue - -retlongdouble: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - fstpt (%ecx) - jmp epilogue - -retint64: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - movl %edx,4(%ecx) - jmp epilogue - -retint: - /* Load %ecx with the pointer to storage for the return value */ - movl 24(%ebp),%ecx - movl %eax,0(%ecx) - -retstruct: - /* Nothing to do! */ - -noretval: -epilogue: - popl %esi - movl %ebp,%esp - popl %ebp - ret -.LFE1: -.ffi_call_SYSV_end: - .size ffi_call_SYSV,.ffi_call_SYSV_end-ffi_call_SYSV - - .align 4 -FFI_HIDDEN (ffi_closure_SYSV) -.globl ffi_closure_SYSV - .type ffi_closure_SYSV, @function - -ffi_closure_SYSV: -.LFB2: - pushl %ebp -.LCFI2: - movl %esp, %ebp -.LCFI3: - subl $40, %esp - leal -24(%ebp), %edx - movl %edx, -12(%ebp) /* resp */ - leal 8(%ebp), %edx -#ifdef __SUNPRO_C - /* The SUNPRO compiler doesn't support GCC's regparm function - attribute, so we have to pass all three arguments to - ffi_closure_SYSV_inner on the stack. */ - movl %edx, 8(%esp) /* args = __builtin_dwarf_cfa () */ - leal -12(%ebp), %edx - movl %edx, 4(%esp) /* &resp */ - movl %eax, (%esp) /* closure */ -#else - movl %edx, 4(%esp) /* args = __builtin_dwarf_cfa () */ - leal -12(%ebp), %edx - movl %edx, (%esp) /* &resp */ -#endif -#if defined HAVE_HIDDEN_VISIBILITY_ATTRIBUTE || !defined __PIC__ - call ffi_closure_SYSV_inner -#else - movl %ebx, 8(%esp) -.LCFI7: - call 1f -1: popl %ebx - addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx - call ffi_closure_SYSV_inner@PLT - movl 8(%esp), %ebx -#endif - movl -12(%ebp), %ecx - cmpl $FFI_TYPE_INT, %eax - je .Lcls_retint - - /* Handle FFI_TYPE_UINT8, FFI_TYPE_SINT8, FFI_TYPE_UINT16, - FFI_TYPE_SINT16, FFI_TYPE_UINT32, FFI_TYPE_SINT32. */ - cmpl $FFI_TYPE_UINT64, %eax - jge 0f - cmpl $FFI_TYPE_UINT8, %eax - jge .Lcls_retint - -0: cmpl $FFI_TYPE_FLOAT, %eax - je .Lcls_retfloat - cmpl $FFI_TYPE_DOUBLE, %eax - je .Lcls_retdouble - cmpl $FFI_TYPE_LONGDOUBLE, %eax - je .Lcls_retldouble - cmpl $FFI_TYPE_SINT64, %eax - je .Lcls_retllong - cmpl $FFI_TYPE_STRUCT, %eax - je .Lcls_retstruct -.Lcls_epilogue: - movl %ebp, %esp - popl %ebp - ret -.Lcls_retint: - movl (%ecx), %eax - jmp .Lcls_epilogue -.Lcls_retfloat: - flds (%ecx) - jmp .Lcls_epilogue -.Lcls_retdouble: - fldl (%ecx) - jmp .Lcls_epilogue -.Lcls_retldouble: - fldt (%ecx) - jmp .Lcls_epilogue -.Lcls_retllong: - movl (%ecx), %eax - movl 4(%ecx), %edx - jmp .Lcls_epilogue -.Lcls_retstruct: - movl %ebp, %esp - popl %ebp - ret $4 -.LFE2: - .size ffi_closure_SYSV, .-ffi_closure_SYSV - -#if !FFI_NO_RAW_API - -/* Precalculate for e.g. the Solaris 10/x86 assembler. */ -#if FFI_TRAMPOLINE_SIZE == 10 -#define RAW_CLOSURE_CIF_OFFSET 12 -#define RAW_CLOSURE_FUN_OFFSET 16 -#define RAW_CLOSURE_USER_DATA_OFFSET 20 -#elif FFI_TRAMPOLINE_SIZE == 24 -#define RAW_CLOSURE_CIF_OFFSET 24 -#define RAW_CLOSURE_FUN_OFFSET 28 -#define RAW_CLOSURE_USER_DATA_OFFSET 32 -#else -#define RAW_CLOSURE_CIF_OFFSET ((FFI_TRAMPOLINE_SIZE + 3) & ~3) -#define RAW_CLOSURE_FUN_OFFSET (RAW_CLOSURE_CIF_OFFSET + 4) -#define RAW_CLOSURE_USER_DATA_OFFSET (RAW_CLOSURE_FUN_OFFSET + 4) -#endif -#define CIF_FLAGS_OFFSET 20 - - .align 4 -FFI_HIDDEN (ffi_closure_raw_SYSV) -.globl ffi_closure_raw_SYSV - .type ffi_closure_raw_SYSV, @function - -ffi_closure_raw_SYSV: -.LFB3: - pushl %ebp -.LCFI4: - movl %esp, %ebp -.LCFI5: - pushl %esi -.LCFI6: - subl $36, %esp - movl RAW_CLOSURE_CIF_OFFSET(%eax), %esi /* closure->cif */ - movl RAW_CLOSURE_USER_DATA_OFFSET(%eax), %edx /* closure->user_data */ - movl %edx, 12(%esp) /* user_data */ - leal 8(%ebp), %edx /* __builtin_dwarf_cfa () */ - movl %edx, 8(%esp) /* raw_args */ - leal -24(%ebp), %edx - movl %edx, 4(%esp) /* &res */ - movl %esi, (%esp) /* cif */ - call *RAW_CLOSURE_FUN_OFFSET(%eax) /* closure->fun */ - movl CIF_FLAGS_OFFSET(%esi), %eax /* rtype */ - cmpl $FFI_TYPE_INT, %eax - je .Lrcls_retint - - /* Handle FFI_TYPE_UINT8, FFI_TYPE_SINT8, FFI_TYPE_UINT16, - FFI_TYPE_SINT16, FFI_TYPE_UINT32, FFI_TYPE_SINT32. */ - cmpl $FFI_TYPE_UINT64, %eax - jge 0f - cmpl $FFI_TYPE_UINT8, %eax - jge .Lrcls_retint -0: - cmpl $FFI_TYPE_FLOAT, %eax - je .Lrcls_retfloat - cmpl $FFI_TYPE_DOUBLE, %eax - je .Lrcls_retdouble - cmpl $FFI_TYPE_LONGDOUBLE, %eax - je .Lrcls_retldouble - cmpl $FFI_TYPE_SINT64, %eax - je .Lrcls_retllong -.Lrcls_epilogue: - addl $36, %esp - popl %esi - popl %ebp - ret -.Lrcls_retint: - movl -24(%ebp), %eax - jmp .Lrcls_epilogue -.Lrcls_retfloat: - flds -24(%ebp) - jmp .Lrcls_epilogue -.Lrcls_retdouble: - fldl -24(%ebp) - jmp .Lrcls_epilogue -.Lrcls_retldouble: - fldt -24(%ebp) - jmp .Lrcls_epilogue -.Lrcls_retllong: - movl -24(%ebp), %eax - movl -20(%ebp), %edx - jmp .Lrcls_epilogue -.LFE3: - .size ffi_closure_raw_SYSV, .-ffi_closure_raw_SYSV -#endif - -#if defined __GNUC__ -/* Only emit dwarf unwind info when building with GNU toolchain. */ - -#if defined __PIC__ -# if defined __sun__ && defined __svr4__ -/* 32-bit Solaris 2/x86 uses datarel encoding for PIC. GNU ld before 2.22 - doesn't correctly sort .eh_frame_hdr with mixed encodings, so match this. */ -# define FDE_ENCODING 0x30 /* datarel */ -# define FDE_ENCODE(X) X@GOTOFF -# else -# define FDE_ENCODING 0x1b /* pcrel sdata4 */ -# if defined HAVE_AS_X86_PCREL -# define FDE_ENCODE(X) X-. -# else -# define FDE_ENCODE(X) X@rel -# endif -# endif -#else -# define FDE_ENCODING 0 /* absolute */ -# define FDE_ENCODE(X) X -#endif - - .section .eh_frame,EH_FRAME_FLAGS,@progbits -.Lframe1: - .long .LECIE1-.LSCIE1 /* Length of Common Information Entry */ -.LSCIE1: - .long 0x0 /* CIE Identifier Tag */ - .byte 0x1 /* CIE Version */ -#ifdef HAVE_AS_ASCII_PSEUDO_OP -#ifdef __PIC__ - .ascii "zR\0" /* CIE Augmentation */ -#else - .ascii "\0" /* CIE Augmentation */ -#endif -#elif defined HAVE_AS_STRING_PSEUDO_OP -#ifdef __PIC__ - .string "zR" /* CIE Augmentation */ -#else - .string "" /* CIE Augmentation */ -#endif -#else -#error missing .ascii/.string -#endif - .byte 0x1 /* .uleb128 0x1; CIE Code Alignment Factor */ - .byte 0x7c /* .sleb128 -4; CIE Data Alignment Factor */ - .byte 0x8 /* CIE RA Column */ -#ifdef __PIC__ - .byte 0x1 /* .uleb128 0x1; Augmentation size */ - .byte FDE_ENCODING -#endif - .byte 0xc /* DW_CFA_def_cfa */ - .byte 0x4 /* .uleb128 0x4 */ - .byte 0x4 /* .uleb128 0x4 */ - .byte 0x88 /* DW_CFA_offset, column 0x8 */ - .byte 0x1 /* .uleb128 0x1 */ - .align 4 -.LECIE1: -.LSFDE1: - .long .LEFDE1-.LASFDE1 /* FDE Length */ -.LASFDE1: - .long .LASFDE1-.Lframe1 /* FDE CIE offset */ - .long FDE_ENCODE(.LFB1) /* FDE initial location */ - .long .LFE1-.LFB1 /* FDE address range */ -#ifdef __PIC__ - .byte 0x0 /* .uleb128 0x0; Augmentation size */ -#endif - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI0-.LFB1 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x8 /* .uleb128 0x8 */ - .byte 0x85 /* DW_CFA_offset, column 0x5 */ - .byte 0x2 /* .uleb128 0x2 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI1-.LCFI0 - .byte 0xd /* DW_CFA_def_cfa_register */ - .byte 0x5 /* .uleb128 0x5 */ - .align 4 -.LEFDE1: -.LSFDE2: - .long .LEFDE2-.LASFDE2 /* FDE Length */ -.LASFDE2: - .long .LASFDE2-.Lframe1 /* FDE CIE offset */ - .long FDE_ENCODE(.LFB2) /* FDE initial location */ - .long .LFE2-.LFB2 /* FDE address range */ -#ifdef __PIC__ - .byte 0x0 /* .uleb128 0x0; Augmentation size */ -#endif - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI2-.LFB2 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x8 /* .uleb128 0x8 */ - .byte 0x85 /* DW_CFA_offset, column 0x5 */ - .byte 0x2 /* .uleb128 0x2 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI3-.LCFI2 - .byte 0xd /* DW_CFA_def_cfa_register */ - .byte 0x5 /* .uleb128 0x5 */ -#if !defined HAVE_HIDDEN_VISIBILITY_ATTRIBUTE && defined __PIC__ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI7-.LCFI3 - .byte 0x83 /* DW_CFA_offset, column 0x3 */ - .byte 0xa /* .uleb128 0xa */ -#endif - .align 4 -.LEFDE2: - -#if !FFI_NO_RAW_API - -.LSFDE3: - .long .LEFDE3-.LASFDE3 /* FDE Length */ -.LASFDE3: - .long .LASFDE3-.Lframe1 /* FDE CIE offset */ - .long FDE_ENCODE(.LFB3) /* FDE initial location */ - .long .LFE3-.LFB3 /* FDE address range */ -#ifdef __PIC__ - .byte 0x0 /* .uleb128 0x0; Augmentation size */ -#endif - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI4-.LFB3 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .byte 0x8 /* .uleb128 0x8 */ - .byte 0x85 /* DW_CFA_offset, column 0x5 */ - .byte 0x2 /* .uleb128 0x2 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI5-.LCFI4 - .byte 0xd /* DW_CFA_def_cfa_register */ - .byte 0x5 /* .uleb128 0x5 */ - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI6-.LCFI5 - .byte 0x86 /* DW_CFA_offset, column 0x6 */ - .byte 0x3 /* .uleb128 0x3 */ - .align 4 -.LEFDE3: - -#endif -#endif - -#endif /* ifndef __x86_64__ */ - -#if defined __ELF__ && defined __linux__ - .section .note.GNU-stack,"",@progbits -#endif diff --git a/Modules/_ctypes/libffi/src/x86/unix64.S b/Modules/_ctypes/libffi/src/x86/unix64.S deleted file mode 100644 index 45a0ed7463..0000000000 --- a/Modules/_ctypes/libffi/src/x86/unix64.S +++ /dev/null @@ -1,432 +0,0 @@ -/* ----------------------------------------------------------------------- - unix64.S - Copyright (c) 2013 The Written Word, Inc. - - Copyright (c) 2008 Red Hat, Inc - - Copyright (c) 2002 Bo Thorsen <bo@suse.de> - - x86-64 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT - HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#ifdef __x86_64__ -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -.text - -/* ffi_call_unix64 (void *args, unsigned long bytes, unsigned flags, - void *raddr, void (*fnaddr)(void)); - - Bit o trickiness here -- ARGS+BYTES is the base of the stack frame - for this function. This has been allocated by ffi_call. We also - deallocate some of the stack that has been alloca'd. */ - - .align 2 - .globl ffi_call_unix64 - .type ffi_call_unix64,@function - -ffi_call_unix64: -.LUW0: - movq (%rsp), %r10 /* Load return address. */ - leaq (%rdi, %rsi), %rax /* Find local stack base. */ - movq %rdx, (%rax) /* Save flags. */ - movq %rcx, 8(%rax) /* Save raddr. */ - movq %rbp, 16(%rax) /* Save old frame pointer. */ - movq %r10, 24(%rax) /* Relocate return address. */ - movq %rax, %rbp /* Finalize local stack frame. */ -.LUW1: - movq %rdi, %r10 /* Save a copy of the register area. */ - movq %r8, %r11 /* Save a copy of the target fn. */ - movl %r9d, %eax /* Set number of SSE registers. */ - - /* Load up all argument registers. */ - movq (%r10), %rdi - movq 8(%r10), %rsi - movq 16(%r10), %rdx - movq 24(%r10), %rcx - movq 32(%r10), %r8 - movq 40(%r10), %r9 - testl %eax, %eax - jnz .Lload_sse -.Lret_from_load_sse: - - /* Deallocate the reg arg area. */ - leaq 176(%r10), %rsp - - /* Call the user function. */ - call *%r11 - - /* Deallocate stack arg area; local stack frame in redzone. */ - leaq 24(%rbp), %rsp - - movq 0(%rbp), %rcx /* Reload flags. */ - movq 8(%rbp), %rdi /* Reload raddr. */ - movq 16(%rbp), %rbp /* Reload old frame pointer. */ -.LUW2: - - /* The first byte of the flags contains the FFI_TYPE. */ - movzbl %cl, %r10d - leaq .Lstore_table(%rip), %r11 - movslq (%r11, %r10, 4), %r10 - addq %r11, %r10 - jmp *%r10 - -.Lstore_table: - .long .Lst_void-.Lstore_table /* FFI_TYPE_VOID */ - .long .Lst_sint32-.Lstore_table /* FFI_TYPE_INT */ - .long .Lst_float-.Lstore_table /* FFI_TYPE_FLOAT */ - .long .Lst_double-.Lstore_table /* FFI_TYPE_DOUBLE */ - .long .Lst_ldouble-.Lstore_table /* FFI_TYPE_LONGDOUBLE */ - .long .Lst_uint8-.Lstore_table /* FFI_TYPE_UINT8 */ - .long .Lst_sint8-.Lstore_table /* FFI_TYPE_SINT8 */ - .long .Lst_uint16-.Lstore_table /* FFI_TYPE_UINT16 */ - .long .Lst_sint16-.Lstore_table /* FFI_TYPE_SINT16 */ - .long .Lst_uint32-.Lstore_table /* FFI_TYPE_UINT32 */ - .long .Lst_sint32-.Lstore_table /* FFI_TYPE_SINT32 */ - .long .Lst_int64-.Lstore_table /* FFI_TYPE_UINT64 */ - .long .Lst_int64-.Lstore_table /* FFI_TYPE_SINT64 */ - .long .Lst_struct-.Lstore_table /* FFI_TYPE_STRUCT */ - .long .Lst_int64-.Lstore_table /* FFI_TYPE_POINTER */ - - .align 2 -.Lst_void: - ret - .align 2 - -.Lst_uint8: - movzbq %al, %rax - movq %rax, (%rdi) - ret - .align 2 -.Lst_sint8: - movsbq %al, %rax - movq %rax, (%rdi) - ret - .align 2 -.Lst_uint16: - movzwq %ax, %rax - movq %rax, (%rdi) - .align 2 -.Lst_sint16: - movswq %ax, %rax - movq %rax, (%rdi) - ret - .align 2 -.Lst_uint32: - movl %eax, %eax - movq %rax, (%rdi) - .align 2 -.Lst_sint32: - cltq - movq %rax, (%rdi) - ret - .align 2 -.Lst_int64: - movq %rax, (%rdi) - ret - - .align 2 -.Lst_float: - movss %xmm0, (%rdi) - ret - .align 2 -.Lst_double: - movsd %xmm0, (%rdi) - ret -.Lst_ldouble: - fstpt (%rdi) - ret - - .align 2 -.Lst_struct: - leaq -20(%rsp), %rsi /* Scratch area in redzone. */ - - /* We have to locate the values now, and since we don't want to - write too much data into the user's return value, we spill the - value to a 16 byte scratch area first. Bits 8, 9, and 10 - control where the values are located. Only one of the three - bits will be set; see ffi_prep_cif_machdep for the pattern. */ - movd %xmm0, %r10 - movd %xmm1, %r11 - testl $0x100, %ecx - cmovnz %rax, %rdx - cmovnz %r10, %rax - testl $0x200, %ecx - cmovnz %r10, %rdx - testl $0x400, %ecx - cmovnz %r10, %rax - cmovnz %r11, %rdx - movq %rax, (%rsi) - movq %rdx, 8(%rsi) - - /* Bits 12-31 contain the true size of the structure. Copy from - the scratch area to the true destination. */ - shrl $12, %ecx - rep movsb - ret - - /* Many times we can avoid loading any SSE registers at all. - It's not worth an indirect jump to load the exact set of - SSE registers needed; zero or all is a good compromise. */ - .align 2 -.LUW3: -.Lload_sse: - movdqa 48(%r10), %xmm0 - movdqa 64(%r10), %xmm1 - movdqa 80(%r10), %xmm2 - movdqa 96(%r10), %xmm3 - movdqa 112(%r10), %xmm4 - movdqa 128(%r10), %xmm5 - movdqa 144(%r10), %xmm6 - movdqa 160(%r10), %xmm7 - jmp .Lret_from_load_sse - -.LUW4: - .size ffi_call_unix64,.-ffi_call_unix64 - - .align 2 - .globl ffi_closure_unix64 - .type ffi_closure_unix64,@function - -ffi_closure_unix64: -.LUW5: - /* The carry flag is set by the trampoline iff SSE registers - are used. Don't clobber it before the branch instruction. */ - leaq -200(%rsp), %rsp -.LUW6: - movq %rdi, (%rsp) - movq %rsi, 8(%rsp) - movq %rdx, 16(%rsp) - movq %rcx, 24(%rsp) - movq %r8, 32(%rsp) - movq %r9, 40(%rsp) - jc .Lsave_sse -.Lret_from_save_sse: - - movq %r10, %rdi - leaq 176(%rsp), %rsi - movq %rsp, %rdx - leaq 208(%rsp), %rcx - call ffi_closure_unix64_inner@PLT - - /* Deallocate stack frame early; return value is now in redzone. */ - addq $200, %rsp -.LUW7: - - /* The first byte of the return value contains the FFI_TYPE. */ - movzbl %al, %r10d - leaq .Lload_table(%rip), %r11 - movslq (%r11, %r10, 4), %r10 - addq %r11, %r10 - jmp *%r10 - -.Lload_table: - .long .Lld_void-.Lload_table /* FFI_TYPE_VOID */ - .long .Lld_int32-.Lload_table /* FFI_TYPE_INT */ - .long .Lld_float-.Lload_table /* FFI_TYPE_FLOAT */ - .long .Lld_double-.Lload_table /* FFI_TYPE_DOUBLE */ - .long .Lld_ldouble-.Lload_table /* FFI_TYPE_LONGDOUBLE */ - .long .Lld_int8-.Lload_table /* FFI_TYPE_UINT8 */ - .long .Lld_int8-.Lload_table /* FFI_TYPE_SINT8 */ - .long .Lld_int16-.Lload_table /* FFI_TYPE_UINT16 */ - .long .Lld_int16-.Lload_table /* FFI_TYPE_SINT16 */ - .long .Lld_int32-.Lload_table /* FFI_TYPE_UINT32 */ - .long .Lld_int32-.Lload_table /* FFI_TYPE_SINT32 */ - .long .Lld_int64-.Lload_table /* FFI_TYPE_UINT64 */ - .long .Lld_int64-.Lload_table /* FFI_TYPE_SINT64 */ - .long .Lld_struct-.Lload_table /* FFI_TYPE_STRUCT */ - .long .Lld_int64-.Lload_table /* FFI_TYPE_POINTER */ - - .align 2 -.Lld_void: - ret - - .align 2 -.Lld_int8: - movzbl -24(%rsp), %eax - ret - .align 2 -.Lld_int16: - movzwl -24(%rsp), %eax - ret - .align 2 -.Lld_int32: - movl -24(%rsp), %eax - ret - .align 2 -.Lld_int64: - movq -24(%rsp), %rax - ret - - .align 2 -.Lld_float: - movss -24(%rsp), %xmm0 - ret - .align 2 -.Lld_double: - movsd -24(%rsp), %xmm0 - ret - .align 2 -.Lld_ldouble: - fldt -24(%rsp) - ret - - .align 2 -.Lld_struct: - /* There are four possibilities here, %rax/%rdx, %xmm0/%rax, - %rax/%xmm0, %xmm0/%xmm1. We collapse two by always loading - both rdx and xmm1 with the second word. For the remaining, - bit 8 set means xmm0 gets the second word, and bit 9 means - that rax gets the second word. */ - movq -24(%rsp), %rcx - movq -16(%rsp), %rdx - movq -16(%rsp), %xmm1 - testl $0x100, %eax - cmovnz %rdx, %rcx - movd %rcx, %xmm0 - testl $0x200, %eax - movq -24(%rsp), %rax - cmovnz %rdx, %rax - ret - - /* See the comment above .Lload_sse; the same logic applies here. */ - .align 2 -.LUW8: -.Lsave_sse: - movdqa %xmm0, 48(%rsp) - movdqa %xmm1, 64(%rsp) - movdqa %xmm2, 80(%rsp) - movdqa %xmm3, 96(%rsp) - movdqa %xmm4, 112(%rsp) - movdqa %xmm5, 128(%rsp) - movdqa %xmm6, 144(%rsp) - movdqa %xmm7, 160(%rsp) - jmp .Lret_from_save_sse - -.LUW9: - .size ffi_closure_unix64,.-ffi_closure_unix64 - -#ifdef __GNUC__ -/* Only emit DWARF unwind info when building with the GNU toolchain. */ - -#ifdef HAVE_AS_X86_64_UNWIND_SECTION_TYPE - .section .eh_frame,"a",@unwind -#else - .section .eh_frame,"a",@progbits -#endif -.Lframe1: - .long .LECIE1-.LSCIE1 /* CIE Length */ -.LSCIE1: - .long 0 /* CIE Identifier Tag */ - .byte 1 /* CIE Version */ - .ascii "zR\0" /* CIE Augmentation */ - .uleb128 1 /* CIE Code Alignment Factor */ - .sleb128 -8 /* CIE Data Alignment Factor */ - .byte 0x10 /* CIE RA Column */ - .uleb128 1 /* Augmentation size */ - .byte 0x1b /* FDE Encoding (pcrel sdata4) */ - .byte 0xc /* DW_CFA_def_cfa, %rsp offset 8 */ - .uleb128 7 - .uleb128 8 - .byte 0x80+16 /* DW_CFA_offset, %rip offset 1*-8 */ - .uleb128 1 - .align 8 -.LECIE1: -.LSFDE1: - .long .LEFDE1-.LASFDE1 /* FDE Length */ -.LASFDE1: - .long .LASFDE1-.Lframe1 /* FDE CIE offset */ -#if HAVE_AS_X86_PCREL - .long .LUW0-. /* FDE initial location */ -#else - .long .LUW0@rel -#endif - .long .LUW4-.LUW0 /* FDE address range */ - .uleb128 0x0 /* Augmentation size */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LUW1-.LUW0 - - /* New stack frame based off rbp. This is an itty bit of unwind - trickery in that the CFA *has* changed. There is no easy way - to describe it correctly on entry to the function. Fortunately, - it doesn't matter too much since at all points we can correctly - unwind back to ffi_call. Note that the location to which we - moved the return address is (the new) CFA-8, so from the - perspective of the unwind info, it hasn't moved. */ - .byte 0xc /* DW_CFA_def_cfa, %rbp offset 32 */ - .uleb128 6 - .uleb128 32 - .byte 0x80+6 /* DW_CFA_offset, %rbp offset 2*-8 */ - .uleb128 2 - .byte 0xa /* DW_CFA_remember_state */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LUW2-.LUW1 - .byte 0xc /* DW_CFA_def_cfa, %rsp offset 8 */ - .uleb128 7 - .uleb128 8 - .byte 0xc0+6 /* DW_CFA_restore, %rbp */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LUW3-.LUW2 - .byte 0xb /* DW_CFA_restore_state */ - - .align 8 -.LEFDE1: -.LSFDE3: - .long .LEFDE3-.LASFDE3 /* FDE Length */ -.LASFDE3: - .long .LASFDE3-.Lframe1 /* FDE CIE offset */ -#if HAVE_AS_X86_PCREL - .long .LUW5-. /* FDE initial location */ -#else - .long .LUW5@rel -#endif - .long .LUW9-.LUW5 /* FDE address range */ - .uleb128 0x0 /* Augmentation size */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LUW6-.LUW5 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .uleb128 208 - .byte 0xa /* DW_CFA_remember_state */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LUW7-.LUW6 - .byte 0xe /* DW_CFA_def_cfa_offset */ - .uleb128 8 - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LUW8-.LUW7 - .byte 0xb /* DW_CFA_restore_state */ - - .align 8 -.LEFDE3: - -#endif /* __GNUC__ */ - -#endif /* __x86_64__ */ - -#if defined __ELF__ && defined __linux__ - .section .note.GNU-stack,"",@progbits -#endif diff --git a/Modules/_ctypes/libffi/src/x86/win32.S b/Modules/_ctypes/libffi/src/x86/win32.S deleted file mode 100644 index daf0e799ca..0000000000 --- a/Modules/_ctypes/libffi/src/x86/win32.S +++ /dev/null @@ -1,1306 +0,0 @@ -/* ----------------------------------------------------------------------- - win32.S - Copyright (c) 1996, 1998, 2001, 2002, 2009 Red Hat, Inc. - Copyright (c) 2001 John Beniton - Copyright (c) 2002 Ranjit Mathew - Copyright (c) 2009 Daniel Witte - - - X86 Foreign Function Interface - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT - HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- - */ - -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -#define CIF_ABI_OFFSET 0 -#define CIF_BYTES_OFFSET 16 - -#ifdef _MSC_VER - -#define CLOSURE_CIF_OFFSET ((FFI_TRAMPOLINE_SIZE + 3) AND NOT 3) - -.386 -.MODEL FLAT, C - -EXTRN ffi_closure_SYSV_inner:NEAR - -_TEXT SEGMENT - -ffi_call_win32 PROC NEAR, - ffi_prep_args : NEAR PTR DWORD, - ecif : NEAR PTR DWORD, - cif_abi : DWORD, - cif_bytes : DWORD, - cif_flags : DWORD, - rvalue : NEAR PTR DWORD, - fn : NEAR PTR DWORD - - ;; Make room for all of the new args. - mov ecx, cif_bytes - sub esp, ecx - - mov eax, esp - - ;; Place all of the ffi_prep_args in position - push ecif - push eax - call ffi_prep_args - - ;; Return stack to previous state and call the function - add esp, 8 - - ;; Handle thiscall and fastcall - cmp cif_abi, 3 ;; FFI_THISCALL - jz do_thiscall - cmp cif_abi, 4 ;; FFI_FASTCALL - jnz do_stdcall - mov ecx, DWORD PTR [esp] - mov edx, DWORD PTR [esp+4] - add esp, 8 - jmp do_stdcall -do_thiscall: - mov ecx, DWORD PTR [esp] - add esp, 4 -do_stdcall: - call fn - - ;; cdecl: we restore esp in the epilogue, so there's no need to - ;; remove the space we pushed for the args. - ;; stdcall: the callee has already cleaned the stack. - - ;; Load ecx with the return type code - mov ecx, cif_flags - - ;; If the return value pointer is NULL, assume no return value. - cmp rvalue, 0 - jne ca_jumptable - - ;; Even if there is no space for the return value, we are - ;; obliged to handle floating-point values. - cmp ecx, FFI_TYPE_FLOAT - jne ca_epilogue - fstp st(0) - - jmp ca_epilogue - -ca_jumptable: - jmp [ca_jumpdata + 4 * ecx] -ca_jumpdata: - ;; Do not insert anything here between label and jump table. - dd offset ca_epilogue ;; FFI_TYPE_VOID - dd offset ca_retint ;; FFI_TYPE_INT - dd offset ca_retfloat ;; FFI_TYPE_FLOAT - dd offset ca_retdouble ;; FFI_TYPE_DOUBLE - dd offset ca_retlongdouble ;; FFI_TYPE_LONGDOUBLE - dd offset ca_retuint8 ;; FFI_TYPE_UINT8 - dd offset ca_retsint8 ;; FFI_TYPE_SINT8 - dd offset ca_retuint16 ;; FFI_TYPE_UINT16 - dd offset ca_retsint16 ;; FFI_TYPE_SINT16 - dd offset ca_retint ;; FFI_TYPE_UINT32 - dd offset ca_retint ;; FFI_TYPE_SINT32 - dd offset ca_retint64 ;; FFI_TYPE_UINT64 - dd offset ca_retint64 ;; FFI_TYPE_SINT64 - dd offset ca_epilogue ;; FFI_TYPE_STRUCT - dd offset ca_retint ;; FFI_TYPE_POINTER - dd offset ca_retstruct1b ;; FFI_TYPE_SMALL_STRUCT_1B - dd offset ca_retstruct2b ;; FFI_TYPE_SMALL_STRUCT_2B - dd offset ca_retint ;; FFI_TYPE_SMALL_STRUCT_4B - dd offset ca_epilogue ;; FFI_TYPE_MS_STRUCT - - /* Sign/zero extend as appropriate. */ -ca_retuint8: - movzx eax, al - jmp ca_retint - -ca_retsint8: - movsx eax, al - jmp ca_retint - -ca_retuint16: - movzx eax, ax - jmp ca_retint - -ca_retsint16: - movsx eax, ax - jmp ca_retint - -ca_retint: - ;; Load %ecx with the pointer to storage for the return value - mov ecx, rvalue - mov [ecx + 0], eax - jmp ca_epilogue - -ca_retint64: - ;; Load %ecx with the pointer to storage for the return value - mov ecx, rvalue - mov [ecx + 0], eax - mov [ecx + 4], edx - jmp ca_epilogue - -ca_retfloat: - ;; Load %ecx with the pointer to storage for the return value - mov ecx, rvalue - fstp DWORD PTR [ecx] - jmp ca_epilogue - -ca_retdouble: - ;; Load %ecx with the pointer to storage for the return value - mov ecx, rvalue - fstp QWORD PTR [ecx] - jmp ca_epilogue - -ca_retlongdouble: - ;; Load %ecx with the pointer to storage for the return value - mov ecx, rvalue - fstp TBYTE PTR [ecx] - jmp ca_epilogue - -ca_retstruct1b: - ;; Load %ecx with the pointer to storage for the return value - mov ecx, rvalue - mov [ecx + 0], al - jmp ca_epilogue - -ca_retstruct2b: - ;; Load %ecx with the pointer to storage for the return value - mov ecx, rvalue - mov [ecx + 0], ax - jmp ca_epilogue - -ca_epilogue: - ;; Epilogue code is autogenerated. - ret -ffi_call_win32 ENDP - -ffi_closure_THISCALL PROC NEAR - ;; Insert the register argument on the stack as the first argument - xchg DWORD PTR [esp+4], ecx - xchg DWORD PTR [esp], ecx - push ecx - jmp ffi_closure_STDCALL -ffi_closure_THISCALL ENDP - -ffi_closure_FASTCALL PROC NEAR - ;; Insert the register argument on the stack as the first argument - xchg DWORD PTR [esp+4], edx - xchg DWORD PTR [esp], ecx - push edx - push ecx - jmp ffi_closure_STDCALL -ffi_closure_FASTCALL ENDP - -ffi_closure_SYSV PROC NEAR FORCEFRAME - ;; the ffi_closure ctx is passed in eax by the trampoline. - - sub esp, 40 - lea edx, [ebp - 24] - mov [ebp - 12], edx ;; resp - lea edx, [ebp + 8] -stub:: - mov [esp + 8], edx ;; args - lea edx, [ebp - 12] - mov [esp + 4], edx ;; &resp - mov [esp], eax ;; closure - call ffi_closure_SYSV_inner - mov ecx, [ebp - 12] - -cs_jumptable: - jmp [cs_jumpdata + 4 * eax] -cs_jumpdata: - ;; Do not insert anything here between the label and jump table. - dd offset cs_epilogue ;; FFI_TYPE_VOID - dd offset cs_retint ;; FFI_TYPE_INT - dd offset cs_retfloat ;; FFI_TYPE_FLOAT - dd offset cs_retdouble ;; FFI_TYPE_DOUBLE - dd offset cs_retlongdouble ;; FFI_TYPE_LONGDOUBLE - dd offset cs_retuint8 ;; FFI_TYPE_UINT8 - dd offset cs_retsint8 ;; FFI_TYPE_SINT8 - dd offset cs_retuint16 ;; FFI_TYPE_UINT16 - dd offset cs_retsint16 ;; FFI_TYPE_SINT16 - dd offset cs_retint ;; FFI_TYPE_UINT32 - dd offset cs_retint ;; FFI_TYPE_SINT32 - dd offset cs_retint64 ;; FFI_TYPE_UINT64 - dd offset cs_retint64 ;; FFI_TYPE_SINT64 - dd offset cs_retstruct ;; FFI_TYPE_STRUCT - dd offset cs_retint ;; FFI_TYPE_POINTER - dd offset cs_retsint8 ;; FFI_TYPE_SMALL_STRUCT_1B - dd offset cs_retsint16 ;; FFI_TYPE_SMALL_STRUCT_2B - dd offset cs_retint ;; FFI_TYPE_SMALL_STRUCT_4B - dd offset cs_retmsstruct ;; FFI_TYPE_MS_STRUCT - -cs_retuint8: - movzx eax, BYTE PTR [ecx] - jmp cs_epilogue - -cs_retsint8: - movsx eax, BYTE PTR [ecx] - jmp cs_epilogue - -cs_retuint16: - movzx eax, WORD PTR [ecx] - jmp cs_epilogue - -cs_retsint16: - movsx eax, WORD PTR [ecx] - jmp cs_epilogue - -cs_retint: - mov eax, [ecx] - jmp cs_epilogue - -cs_retint64: - mov eax, [ecx + 0] - mov edx, [ecx + 4] - jmp cs_epilogue - -cs_retfloat: - fld DWORD PTR [ecx] - jmp cs_epilogue - -cs_retdouble: - fld QWORD PTR [ecx] - jmp cs_epilogue - -cs_retlongdouble: - fld TBYTE PTR [ecx] - jmp cs_epilogue - -cs_retstruct: - ;; Caller expects us to pop struct return value pointer hidden arg. - ;; Epilogue code is autogenerated. - ret 4 - -cs_retmsstruct: - ;; Caller expects us to return a pointer to the real return value. - mov eax, ecx - ;; Caller doesn't expects us to pop struct return value pointer hidden arg. - jmp cs_epilogue - -cs_epilogue: - ;; Epilogue code is autogenerated. - ret -ffi_closure_SYSV ENDP - -#if !FFI_NO_RAW_API - -#define RAW_CLOSURE_CIF_OFFSET ((FFI_TRAMPOLINE_SIZE + 3) AND NOT 3) -#define RAW_CLOSURE_FUN_OFFSET (RAW_CLOSURE_CIF_OFFSET + 4) -#define RAW_CLOSURE_USER_DATA_OFFSET (RAW_CLOSURE_FUN_OFFSET + 4) -#define CIF_FLAGS_OFFSET 20 - -ffi_closure_raw_THISCALL PROC NEAR USES esi FORCEFRAME - sub esp, 36 - mov esi, [eax + RAW_CLOSURE_CIF_OFFSET] ;; closure->cif - mov edx, [eax + RAW_CLOSURE_USER_DATA_OFFSET] ;; closure->user_data - mov [esp + 12], edx - lea edx, [ebp + 12] - jmp stubraw -ffi_closure_raw_THISCALL ENDP - -ffi_closure_raw_SYSV PROC NEAR USES esi FORCEFRAME - ;; the ffi_closure ctx is passed in eax by the trampoline. - - sub esp, 40 - mov esi, [eax + RAW_CLOSURE_CIF_OFFSET] ;; closure->cif - mov edx, [eax + RAW_CLOSURE_USER_DATA_OFFSET] ;; closure->user_data - mov [esp + 12], edx ;; user_data - lea edx, [ebp + 8] -stubraw:: - mov [esp + 8], edx ;; raw_args - lea edx, [ebp - 24] - mov [esp + 4], edx ;; &res - mov [esp], esi ;; cif - call DWORD PTR [eax + RAW_CLOSURE_FUN_OFFSET] ;; closure->fun - mov eax, [esi + CIF_FLAGS_OFFSET] ;; cif->flags - lea ecx, [ebp - 24] - -cr_jumptable: - jmp [cr_jumpdata + 4 * eax] -cr_jumpdata: - ;; Do not insert anything here between the label and jump table. - dd offset cr_epilogue ;; FFI_TYPE_VOID - dd offset cr_retint ;; FFI_TYPE_INT - dd offset cr_retfloat ;; FFI_TYPE_FLOAT - dd offset cr_retdouble ;; FFI_TYPE_DOUBLE - dd offset cr_retlongdouble ;; FFI_TYPE_LONGDOUBLE - dd offset cr_retuint8 ;; FFI_TYPE_UINT8 - dd offset cr_retsint8 ;; FFI_TYPE_SINT8 - dd offset cr_retuint16 ;; FFI_TYPE_UINT16 - dd offset cr_retsint16 ;; FFI_TYPE_SINT16 - dd offset cr_retint ;; FFI_TYPE_UINT32 - dd offset cr_retint ;; FFI_TYPE_SINT32 - dd offset cr_retint64 ;; FFI_TYPE_UINT64 - dd offset cr_retint64 ;; FFI_TYPE_SINT64 - dd offset cr_epilogue ;; FFI_TYPE_STRUCT - dd offset cr_retint ;; FFI_TYPE_POINTER - dd offset cr_retsint8 ;; FFI_TYPE_SMALL_STRUCT_1B - dd offset cr_retsint16 ;; FFI_TYPE_SMALL_STRUCT_2B - dd offset cr_retint ;; FFI_TYPE_SMALL_STRUCT_4B - dd offset cr_epilogue ;; FFI_TYPE_MS_STRUCT - -cr_retuint8: - movzx eax, BYTE PTR [ecx] - jmp cr_epilogue - -cr_retsint8: - movsx eax, BYTE PTR [ecx] - jmp cr_epilogue - -cr_retuint16: - movzx eax, WORD PTR [ecx] - jmp cr_epilogue - -cr_retsint16: - movsx eax, WORD PTR [ecx] - jmp cr_epilogue - -cr_retint: - mov eax, [ecx] - jmp cr_epilogue - -cr_retint64: - mov eax, [ecx + 0] - mov edx, [ecx + 4] - jmp cr_epilogue - -cr_retfloat: - fld DWORD PTR [ecx] - jmp cr_epilogue - -cr_retdouble: - fld QWORD PTR [ecx] - jmp cr_epilogue - -cr_retlongdouble: - fld TBYTE PTR [ecx] - jmp cr_epilogue - -cr_epilogue: - ;; Epilogue code is autogenerated. - ret -ffi_closure_raw_SYSV ENDP - -#endif /* !FFI_NO_RAW_API */ - -ffi_closure_STDCALL PROC NEAR FORCEFRAME - ;; the ffi_closure ctx is passed in eax by the trampoline. - - sub esp, 40 - lea edx, [ebp - 24] - mov [ebp - 12], edx ;; resp - lea edx, [ebp + 12] ;; account for stub return address on stack - mov [esp + 8], edx ;; args - lea edx, [ebp - 12] - mov [esp + 4], edx ;; &resp - mov [esp], eax ;; closure - call ffi_closure_SYSV_inner - mov ecx, [ebp - 12] - -cd_jumptable: - jmp [cd_jumpdata + 4 * eax] -cd_jumpdata: - ;; Do not insert anything here between the label and jump table. - dd offset cd_epilogue ;; FFI_TYPE_VOID - dd offset cd_retint ;; FFI_TYPE_INT - dd offset cd_retfloat ;; FFI_TYPE_FLOAT - dd offset cd_retdouble ;; FFI_TYPE_DOUBLE - dd offset cd_retlongdouble ;; FFI_TYPE_LONGDOUBLE - dd offset cd_retuint8 ;; FFI_TYPE_UINT8 - dd offset cd_retsint8 ;; FFI_TYPE_SINT8 - dd offset cd_retuint16 ;; FFI_TYPE_UINT16 - dd offset cd_retsint16 ;; FFI_TYPE_SINT16 - dd offset cd_retint ;; FFI_TYPE_UINT32 - dd offset cd_retint ;; FFI_TYPE_SINT32 - dd offset cd_retint64 ;; FFI_TYPE_UINT64 - dd offset cd_retint64 ;; FFI_TYPE_SINT64 - dd offset cd_epilogue ;; FFI_TYPE_STRUCT - dd offset cd_retint ;; FFI_TYPE_POINTER - dd offset cd_retsint8 ;; FFI_TYPE_SMALL_STRUCT_1B - dd offset cd_retsint16 ;; FFI_TYPE_SMALL_STRUCT_2B - dd offset cd_retint ;; FFI_TYPE_SMALL_STRUCT_4B - -cd_retuint8: - movzx eax, BYTE PTR [ecx] - jmp cd_epilogue - -cd_retsint8: - movsx eax, BYTE PTR [ecx] - jmp cd_epilogue - -cd_retuint16: - movzx eax, WORD PTR [ecx] - jmp cd_epilogue - -cd_retsint16: - movsx eax, WORD PTR [ecx] - jmp cd_epilogue - -cd_retint: - mov eax, [ecx] - jmp cd_epilogue - -cd_retint64: - mov eax, [ecx + 0] - mov edx, [ecx + 4] - jmp cd_epilogue - -cd_retfloat: - fld DWORD PTR [ecx] - jmp cd_epilogue - -cd_retdouble: - fld QWORD PTR [ecx] - jmp cd_epilogue - -cd_retlongdouble: - fld TBYTE PTR [ecx] - jmp cd_epilogue - -cd_epilogue: - mov esp, ebp - pop ebp - pop ecx - pop edx - mov ecx, DWORD PTR [ecx + (CLOSURE_CIF_OFFSET-10)] - add esp, DWORD PTR [ecx + CIF_BYTES_OFFSET] - mov ecx, DWORD PTR [ecx + CIF_ABI_OFFSET] - cmp ecx, 3 - je cd_thiscall - cmp ecx, 4 - jne cd_not_fastcall - - add esp, 4 -cd_thiscall: - add esp, 4 -cd_not_fastcall: - jmp edx -ffi_closure_STDCALL ENDP - -_TEXT ENDS -END - -#else - -#define CLOSURE_CIF_OFFSET ((FFI_TRAMPOLINE_SIZE + 3) & ~3) - -#if defined(SYMBOL_UNDERSCORE) -#define USCORE_SYMBOL(x) _##x -#else -#define USCORE_SYMBOL(x) x -#endif - .text - - # This assumes we are using gas. - .balign 16 -FFI_HIDDEN(ffi_call_win32) - .globl USCORE_SYMBOL(ffi_call_win32) -#if defined(X86_WIN32) && !defined(__OS2__) - .def _ffi_call_win32; .scl 2; .type 32; .endef -#endif -USCORE_SYMBOL(ffi_call_win32): -.LFB1: - pushl %ebp -.LCFI0: - movl %esp,%ebp -.LCFI1: - # Make room for all of the new args. - movl 20(%ebp),%ecx - subl %ecx,%esp - - movl %esp,%eax - - # Place all of the ffi_prep_args in position - pushl 12(%ebp) - pushl %eax - call *8(%ebp) - - # Return stack to previous state and call the function - addl $8,%esp - - # Handle fastcall and thiscall - cmpl $3, 16(%ebp) # FFI_THISCALL - jz .do_thiscall - cmpl $4, 16(%ebp) # FFI_FASTCALL - jnz .do_fncall - movl (%esp), %ecx - movl 4(%esp), %edx - addl $8, %esp - jmp .do_fncall -.do_thiscall: - movl (%esp), %ecx - addl $4, %esp - -.do_fncall: - - # FIXME: Align the stack to a 128-bit boundary to avoid - # potential performance hits. - - call *32(%ebp) - - # stdcall functions pop arguments off the stack themselves - - # Load %ecx with the return type code - movl 24(%ebp),%ecx - - # If the return value pointer is NULL, assume no return value. - cmpl $0,28(%ebp) - jne 0f - - # Even if there is no space for the return value, we are - # obliged to handle floating-point values. - cmpl $FFI_TYPE_FLOAT,%ecx - jne .Lnoretval - fstp %st(0) - - jmp .Lepilogue - -0: - call 1f - # Do not insert anything here between the call and the jump table. -.Lstore_table: - .long .Lnoretval-.Lstore_table /* FFI_TYPE_VOID */ - .long .Lretint-.Lstore_table /* FFI_TYPE_INT */ - .long .Lretfloat-.Lstore_table /* FFI_TYPE_FLOAT */ - .long .Lretdouble-.Lstore_table /* FFI_TYPE_DOUBLE */ - .long .Lretlongdouble-.Lstore_table /* FFI_TYPE_LONGDOUBLE */ - .long .Lretuint8-.Lstore_table /* FFI_TYPE_UINT8 */ - .long .Lretsint8-.Lstore_table /* FFI_TYPE_SINT8 */ - .long .Lretuint16-.Lstore_table /* FFI_TYPE_UINT16 */ - .long .Lretsint16-.Lstore_table /* FFI_TYPE_SINT16 */ - .long .Lretint-.Lstore_table /* FFI_TYPE_UINT32 */ - .long .Lretint-.Lstore_table /* FFI_TYPE_SINT32 */ - .long .Lretint64-.Lstore_table /* FFI_TYPE_UINT64 */ - .long .Lretint64-.Lstore_table /* FFI_TYPE_SINT64 */ - .long .Lretstruct-.Lstore_table /* FFI_TYPE_STRUCT */ - .long .Lretint-.Lstore_table /* FFI_TYPE_POINTER */ - .long .Lretstruct1b-.Lstore_table /* FFI_TYPE_SMALL_STRUCT_1B */ - .long .Lretstruct2b-.Lstore_table /* FFI_TYPE_SMALL_STRUCT_2B */ - .long .Lretstruct4b-.Lstore_table /* FFI_TYPE_SMALL_STRUCT_4B */ - .long .Lretstruct-.Lstore_table /* FFI_TYPE_MS_STRUCT */ -1: - shl $2, %ecx - add (%esp),%ecx - mov (%ecx),%ecx - add (%esp),%ecx - add $4, %esp - jmp *%ecx - - /* Sign/zero extend as appropriate. */ -.Lretsint8: - movsbl %al, %eax - jmp .Lretint - -.Lretsint16: - movswl %ax, %eax - jmp .Lretint - -.Lretuint8: - movzbl %al, %eax - jmp .Lretint - -.Lretuint16: - movzwl %ax, %eax - jmp .Lretint - -.Lretint: - # Load %ecx with the pointer to storage for the return value - movl 28(%ebp),%ecx - movl %eax,0(%ecx) - jmp .Lepilogue - -.Lretfloat: - # Load %ecx with the pointer to storage for the return value - movl 28(%ebp),%ecx - fstps (%ecx) - jmp .Lepilogue - -.Lretdouble: - # Load %ecx with the pointer to storage for the return value - movl 28(%ebp),%ecx - fstpl (%ecx) - jmp .Lepilogue - -.Lretlongdouble: - # Load %ecx with the pointer to storage for the return value - movl 28(%ebp),%ecx - fstpt (%ecx) - jmp .Lepilogue - -.Lretint64: - # Load %ecx with the pointer to storage for the return value - movl 28(%ebp),%ecx - movl %eax,0(%ecx) - movl %edx,4(%ecx) - jmp .Lepilogue - -.Lretstruct1b: - # Load %ecx with the pointer to storage for the return value - movl 28(%ebp),%ecx - movb %al,0(%ecx) - jmp .Lepilogue - -.Lretstruct2b: - # Load %ecx with the pointer to storage for the return value - movl 28(%ebp),%ecx - movw %ax,0(%ecx) - jmp .Lepilogue - -.Lretstruct4b: - # Load %ecx with the pointer to storage for the return value - movl 28(%ebp),%ecx - movl %eax,0(%ecx) - jmp .Lepilogue - -.Lretstruct: - # Nothing to do! - -.Lnoretval: -.Lepilogue: - movl %ebp,%esp - popl %ebp - ret -.ffi_call_win32_end: - .balign 16 -FFI_HIDDEN(ffi_closure_THISCALL) - .globl USCORE_SYMBOL(ffi_closure_THISCALL) -#if defined(X86_WIN32) && !defined(__OS2__) - .def _ffi_closure_THISCALL; .scl 2; .type 32; .endef -#endif -USCORE_SYMBOL(ffi_closure_THISCALL): - /* Insert the register argument on the stack as the first argument */ - xchg %ecx, 4(%esp) - xchg %ecx, (%esp) - push %ecx - jmp .ffi_closure_STDCALL_internal - - .balign 16 -FFI_HIDDEN(ffi_closure_FASTCALL) - .globl USCORE_SYMBOL(ffi_closure_FASTCALL) -#if defined(X86_WIN32) && !defined(__OS2__) - .def _ffi_closure_FASTCALL; .scl 2; .type 32; .endef -#endif -USCORE_SYMBOL(ffi_closure_FASTCALL): - /* Insert the register arguments on the stack as the first two arguments */ - xchg %edx, 4(%esp) - xchg %ecx, (%esp) - push %edx - push %ecx - jmp .ffi_closure_STDCALL_internal -.LFE1: - - # This assumes we are using gas. - .balign 16 -FFI_HIDDEN(ffi_closure_SYSV) -#if defined(X86_WIN32) - .globl USCORE_SYMBOL(ffi_closure_SYSV) -#if defined(X86_WIN32) && !defined(__OS2__) - .def _ffi_closure_SYSV; .scl 2; .type 32; .endef -#endif -USCORE_SYMBOL(ffi_closure_SYSV): -#endif -.LFB3: - pushl %ebp -.LCFI4: - movl %esp, %ebp -.LCFI5: - subl $40, %esp - leal -24(%ebp), %edx - movl %edx, -12(%ebp) /* resp */ - leal 8(%ebp), %edx - movl %edx, 4(%esp) /* args = __builtin_dwarf_cfa () */ - leal -12(%ebp), %edx - movl %edx, (%esp) /* &resp */ -#if defined(HAVE_HIDDEN_VISIBILITY_ATTRIBUTE) || !defined(__PIC__) - call USCORE_SYMBOL(ffi_closure_SYSV_inner) -#elif defined(X86_DARWIN) - calll L_ffi_closure_SYSV_inner$stub -#else - movl %ebx, 8(%esp) - call 1f -1: popl %ebx - addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx - call ffi_closure_SYSV_inner@PLT - movl 8(%esp), %ebx -#endif - movl -12(%ebp), %ecx - -0: - call 1f - # Do not insert anything here between the call and the jump table. -.Lcls_store_table: - .long .Lcls_noretval-.Lcls_store_table /* FFI_TYPE_VOID */ - .long .Lcls_retint-.Lcls_store_table /* FFI_TYPE_INT */ - .long .Lcls_retfloat-.Lcls_store_table /* FFI_TYPE_FLOAT */ - .long .Lcls_retdouble-.Lcls_store_table /* FFI_TYPE_DOUBLE */ - .long .Lcls_retldouble-.Lcls_store_table /* FFI_TYPE_LONGDOUBLE */ - .long .Lcls_retuint8-.Lcls_store_table /* FFI_TYPE_UINT8 */ - .long .Lcls_retsint8-.Lcls_store_table /* FFI_TYPE_SINT8 */ - .long .Lcls_retuint16-.Lcls_store_table /* FFI_TYPE_UINT16 */ - .long .Lcls_retsint16-.Lcls_store_table /* FFI_TYPE_SINT16 */ - .long .Lcls_retint-.Lcls_store_table /* FFI_TYPE_UINT32 */ - .long .Lcls_retint-.Lcls_store_table /* FFI_TYPE_SINT32 */ - .long .Lcls_retllong-.Lcls_store_table /* FFI_TYPE_UINT64 */ - .long .Lcls_retllong-.Lcls_store_table /* FFI_TYPE_SINT64 */ - .long .Lcls_retstruct-.Lcls_store_table /* FFI_TYPE_STRUCT */ - .long .Lcls_retint-.Lcls_store_table /* FFI_TYPE_POINTER */ - .long .Lcls_retstruct1-.Lcls_store_table /* FFI_TYPE_SMALL_STRUCT_1B */ - .long .Lcls_retstruct2-.Lcls_store_table /* FFI_TYPE_SMALL_STRUCT_2B */ - .long .Lcls_retstruct4-.Lcls_store_table /* FFI_TYPE_SMALL_STRUCT_4B */ - .long .Lcls_retmsstruct-.Lcls_store_table /* FFI_TYPE_MS_STRUCT */ - -1: - shl $2, %eax - add (%esp),%eax - mov (%eax),%eax - add (%esp),%eax - add $4, %esp - jmp *%eax - - /* Sign/zero extend as appropriate. */ -.Lcls_retsint8: - movsbl (%ecx), %eax - jmp .Lcls_epilogue - -.Lcls_retsint16: - movswl (%ecx), %eax - jmp .Lcls_epilogue - -.Lcls_retuint8: - movzbl (%ecx), %eax - jmp .Lcls_epilogue - -.Lcls_retuint16: - movzwl (%ecx), %eax - jmp .Lcls_epilogue - -.Lcls_retint: - movl (%ecx), %eax - jmp .Lcls_epilogue - -.Lcls_retfloat: - flds (%ecx) - jmp .Lcls_epilogue - -.Lcls_retdouble: - fldl (%ecx) - jmp .Lcls_epilogue - -.Lcls_retldouble: - fldt (%ecx) - jmp .Lcls_epilogue - -.Lcls_retllong: - movl (%ecx), %eax - movl 4(%ecx), %edx - jmp .Lcls_epilogue - -.Lcls_retstruct1: - movsbl (%ecx), %eax - jmp .Lcls_epilogue - -.Lcls_retstruct2: - movswl (%ecx), %eax - jmp .Lcls_epilogue - -.Lcls_retstruct4: - movl (%ecx), %eax - jmp .Lcls_epilogue - -.Lcls_retstruct: - # Caller expects us to pop struct return value pointer hidden arg. - movl %ebp, %esp - popl %ebp - ret $0x4 - -.Lcls_retmsstruct: - # Caller expects us to return a pointer to the real return value. - mov %ecx, %eax - # Caller doesn't expects us to pop struct return value pointer hidden arg. - jmp .Lcls_epilogue - -.Lcls_noretval: -.Lcls_epilogue: - movl %ebp, %esp - popl %ebp - ret -.ffi_closure_SYSV_end: -.LFE3: - -#if !FFI_NO_RAW_API - -#define RAW_CLOSURE_CIF_OFFSET ((FFI_TRAMPOLINE_SIZE + 3) & ~3) -#define RAW_CLOSURE_FUN_OFFSET (RAW_CLOSURE_CIF_OFFSET + 4) -#define RAW_CLOSURE_USER_DATA_OFFSET (RAW_CLOSURE_FUN_OFFSET + 4) -#define CIF_FLAGS_OFFSET 20 - -#ifdef X86_WIN32 - .balign 16 -FFI_HIDDEN(ffi_closure_raw_THISCALL) - .globl USCORE_SYMBOL(ffi_closure_raw_THISCALL) -#if defined(X86_WIN32) && !defined(__OS2__) - .def _ffi_closure_raw_THISCALL; .scl 2; .type 32; .endef -#endif -USCORE_SYMBOL(ffi_closure_raw_THISCALL): - pushl %ebp - movl %esp, %ebp - pushl %esi - subl $36, %esp - movl RAW_CLOSURE_CIF_OFFSET(%eax), %esi /* closure->cif */ - movl RAW_CLOSURE_USER_DATA_OFFSET(%eax), %edx /* closure->user_data */ - movl %edx, 12(%esp) /* user_data */ - leal 12(%ebp), %edx /* __builtin_dwarf_cfa () */ - jmp .stubraw -#endif /* X86_WIN32 */ - - # This assumes we are using gas. - .balign 16 -#if defined(X86_WIN32) - .globl USCORE_SYMBOL(ffi_closure_raw_SYSV) -#if defined(X86_WIN32) && !defined(__OS2__) - .def _ffi_closure_raw_SYSV; .scl 2; .type 32; .endef -#endif -USCORE_SYMBOL(ffi_closure_raw_SYSV): -#endif /* defined(X86_WIN32) */ -.LFB4: - pushl %ebp -.LCFI6: - movl %esp, %ebp -.LCFI7: - pushl %esi -.LCFI8: - subl $36, %esp - movl RAW_CLOSURE_CIF_OFFSET(%eax), %esi /* closure->cif */ - movl RAW_CLOSURE_USER_DATA_OFFSET(%eax), %edx /* closure->user_data */ - movl %edx, 12(%esp) /* user_data */ - leal 8(%ebp), %edx /* __builtin_dwarf_cfa () */ -.stubraw: - movl %edx, 8(%esp) /* raw_args */ - leal -24(%ebp), %edx - movl %edx, 4(%esp) /* &res */ - movl %esi, (%esp) /* cif */ - call *RAW_CLOSURE_FUN_OFFSET(%eax) /* closure->fun */ - movl CIF_FLAGS_OFFSET(%esi), %eax /* rtype */ -0: - call 1f - # Do not insert anything here between the call and the jump table. -.Lrcls_store_table: - .long .Lrcls_noretval-.Lrcls_store_table /* FFI_TYPE_VOID */ - .long .Lrcls_retint-.Lrcls_store_table /* FFI_TYPE_INT */ - .long .Lrcls_retfloat-.Lrcls_store_table /* FFI_TYPE_FLOAT */ - .long .Lrcls_retdouble-.Lrcls_store_table /* FFI_TYPE_DOUBLE */ - .long .Lrcls_retldouble-.Lrcls_store_table /* FFI_TYPE_LONGDOUBLE */ - .long .Lrcls_retuint8-.Lrcls_store_table /* FFI_TYPE_UINT8 */ - .long .Lrcls_retsint8-.Lrcls_store_table /* FFI_TYPE_SINT8 */ - .long .Lrcls_retuint16-.Lrcls_store_table /* FFI_TYPE_UINT16 */ - .long .Lrcls_retsint16-.Lrcls_store_table /* FFI_TYPE_SINT16 */ - .long .Lrcls_retint-.Lrcls_store_table /* FFI_TYPE_UINT32 */ - .long .Lrcls_retint-.Lrcls_store_table /* FFI_TYPE_SINT32 */ - .long .Lrcls_retllong-.Lrcls_store_table /* FFI_TYPE_UINT64 */ - .long .Lrcls_retllong-.Lrcls_store_table /* FFI_TYPE_SINT64 */ - .long .Lrcls_retstruct-.Lrcls_store_table /* FFI_TYPE_STRUCT */ - .long .Lrcls_retint-.Lrcls_store_table /* FFI_TYPE_POINTER */ - .long .Lrcls_retstruct1-.Lrcls_store_table /* FFI_TYPE_SMALL_STRUCT_1B */ - .long .Lrcls_retstruct2-.Lrcls_store_table /* FFI_TYPE_SMALL_STRUCT_2B */ - .long .Lrcls_retstruct4-.Lrcls_store_table /* FFI_TYPE_SMALL_STRUCT_4B */ - .long .Lrcls_retstruct-.Lrcls_store_table /* FFI_TYPE_MS_STRUCT */ -1: - shl $2, %eax - add (%esp),%eax - mov (%eax),%eax - add (%esp),%eax - add $4, %esp - jmp *%eax - - /* Sign/zero extend as appropriate. */ -.Lrcls_retsint8: - movsbl -24(%ebp), %eax - jmp .Lrcls_epilogue - -.Lrcls_retsint16: - movswl -24(%ebp), %eax - jmp .Lrcls_epilogue - -.Lrcls_retuint8: - movzbl -24(%ebp), %eax - jmp .Lrcls_epilogue - -.Lrcls_retuint16: - movzwl -24(%ebp), %eax - jmp .Lrcls_epilogue - -.Lrcls_retint: - movl -24(%ebp), %eax - jmp .Lrcls_epilogue - -.Lrcls_retfloat: - flds -24(%ebp) - jmp .Lrcls_epilogue - -.Lrcls_retdouble: - fldl -24(%ebp) - jmp .Lrcls_epilogue - -.Lrcls_retldouble: - fldt -24(%ebp) - jmp .Lrcls_epilogue - -.Lrcls_retllong: - movl -24(%ebp), %eax - movl -20(%ebp), %edx - jmp .Lrcls_epilogue - -.Lrcls_retstruct1: - movsbl -24(%ebp), %eax - jmp .Lrcls_epilogue - -.Lrcls_retstruct2: - movswl -24(%ebp), %eax - jmp .Lrcls_epilogue - -.Lrcls_retstruct4: - movl -24(%ebp), %eax - jmp .Lrcls_epilogue - -.Lrcls_retstruct: - # Nothing to do! - -.Lrcls_noretval: -.Lrcls_epilogue: - addl $36, %esp - popl %esi - popl %ebp - ret -.ffi_closure_raw_SYSV_end: -.LFE4: - -#endif /* !FFI_NO_RAW_API */ - - # This assumes we are using gas. - .balign 16 -FFI_HIDDEN(ffi_closure_STDCALL) - .globl USCORE_SYMBOL(ffi_closure_STDCALL) -#if defined(X86_WIN32) && !defined(__OS2__) - .def _ffi_closure_STDCALL; .scl 2; .type 32; .endef -#endif -USCORE_SYMBOL(ffi_closure_STDCALL): -.ffi_closure_STDCALL_internal: -.LFB5: - pushl %ebp -.LCFI9: - movl %esp, %ebp -.LCFI10: - subl $40, %esp - leal -24(%ebp), %edx - movl %edx, -12(%ebp) /* resp */ - leal 12(%ebp), %edx /* account for stub return address on stack */ - movl %edx, 4(%esp) /* args */ - leal -12(%ebp), %edx - movl %edx, (%esp) /* &resp */ -#if defined(HAVE_HIDDEN_VISIBILITY_ATTRIBUTE) || !defined(__PIC__) - call USCORE_SYMBOL(ffi_closure_SYSV_inner) -#elif defined(X86_DARWIN) - calll L_ffi_closure_SYSV_inner$stub -#else - movl %ebx, 8(%esp) - call 1f -1: popl %ebx - addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx - call ffi_closure_SYSV_inner@PLT - movl 8(%esp), %ebx -#endif - movl -12(%ebp), %ecx -0: - call 1f - # Do not insert anything here between the call and the jump table. -.Lscls_store_table: - .long .Lscls_noretval-.Lscls_store_table /* FFI_TYPE_VOID */ - .long .Lscls_retint-.Lscls_store_table /* FFI_TYPE_INT */ - .long .Lscls_retfloat-.Lscls_store_table /* FFI_TYPE_FLOAT */ - .long .Lscls_retdouble-.Lscls_store_table /* FFI_TYPE_DOUBLE */ - .long .Lscls_retldouble-.Lscls_store_table /* FFI_TYPE_LONGDOUBLE */ - .long .Lscls_retuint8-.Lscls_store_table /* FFI_TYPE_UINT8 */ - .long .Lscls_retsint8-.Lscls_store_table /* FFI_TYPE_SINT8 */ - .long .Lscls_retuint16-.Lscls_store_table /* FFI_TYPE_UINT16 */ - .long .Lscls_retsint16-.Lscls_store_table /* FFI_TYPE_SINT16 */ - .long .Lscls_retint-.Lscls_store_table /* FFI_TYPE_UINT32 */ - .long .Lscls_retint-.Lscls_store_table /* FFI_TYPE_SINT32 */ - .long .Lscls_retllong-.Lscls_store_table /* FFI_TYPE_UINT64 */ - .long .Lscls_retllong-.Lscls_store_table /* FFI_TYPE_SINT64 */ - .long .Lscls_retstruct-.Lscls_store_table /* FFI_TYPE_STRUCT */ - .long .Lscls_retint-.Lscls_store_table /* FFI_TYPE_POINTER */ - .long .Lscls_retstruct1-.Lscls_store_table /* FFI_TYPE_SMALL_STRUCT_1B */ - .long .Lscls_retstruct2-.Lscls_store_table /* FFI_TYPE_SMALL_STRUCT_2B */ - .long .Lscls_retstruct4-.Lscls_store_table /* FFI_TYPE_SMALL_STRUCT_4B */ -1: - shl $2, %eax - add (%esp),%eax - mov (%eax),%eax - add (%esp),%eax - add $4, %esp - jmp *%eax - - /* Sign/zero extend as appropriate. */ -.Lscls_retsint8: - movsbl (%ecx), %eax - jmp .Lscls_epilogue - -.Lscls_retsint16: - movswl (%ecx), %eax - jmp .Lscls_epilogue - -.Lscls_retuint8: - movzbl (%ecx), %eax - jmp .Lscls_epilogue - -.Lscls_retuint16: - movzwl (%ecx), %eax - jmp .Lscls_epilogue - -.Lscls_retint: - movl (%ecx), %eax - jmp .Lscls_epilogue - -.Lscls_retfloat: - flds (%ecx) - jmp .Lscls_epilogue - -.Lscls_retdouble: - fldl (%ecx) - jmp .Lscls_epilogue - -.Lscls_retldouble: - fldt (%ecx) - jmp .Lscls_epilogue - -.Lscls_retllong: - movl (%ecx), %eax - movl 4(%ecx), %edx - jmp .Lscls_epilogue - -.Lscls_retstruct1: - movsbl (%ecx), %eax - jmp .Lscls_epilogue - -.Lscls_retstruct2: - movswl (%ecx), %eax - jmp .Lscls_epilogue - -.Lscls_retstruct4: - movl (%ecx), %eax - jmp .Lscls_epilogue - -.Lscls_retstruct: - # Nothing to do! - -.Lscls_noretval: -.Lscls_epilogue: - movl %ebp, %esp - popl %ebp - popl %ecx - popl %edx - movl (CLOSURE_CIF_OFFSET-10)(%ecx), %ecx - addl CIF_BYTES_OFFSET(%ecx), %esp - movl CIF_ABI_OFFSET(%ecx), %ecx - cmpl $3, %ecx /* FFI_THISCALL */ - je 1f - cmpl $4, %ecx /* FFI_FASTCALL */ - jne 2f - - addl $4, %esp -1: addl $4, %esp -2: jmp *%edx -.ffi_closure_STDCALL_end: -.LFE5: - -#if defined(X86_DARWIN) -.section __IMPORT,__jump_table,symbol_stubs,self_modifying_code+pure_instructions,5 -L_ffi_closure_SYSV_inner$stub: - .indirect_symbol _ffi_closure_SYSV_inner - hlt ; hlt ; hlt ; hlt ; hlt -#endif - -#if defined(X86_WIN32) && !defined(__OS2__) - .section .eh_frame,"w" -#endif -.Lframe1: -.LSCIE1: - .long .LECIE1-.LASCIE1 /* Length of Common Information Entry */ -.LASCIE1: - .long 0x0 /* CIE Identifier Tag */ - .byte 0x1 /* CIE Version */ -#ifdef __PIC__ - .ascii "zR\0" /* CIE Augmentation */ -#else - .ascii "\0" /* CIE Augmentation */ -#endif - .byte 0x1 /* .uleb128 0x1; CIE Code Alignment Factor */ - .byte 0x7c /* .sleb128 -4; CIE Data Alignment Factor */ - .byte 0x8 /* CIE RA Column */ -#ifdef __PIC__ - .byte 0x1 /* .uleb128 0x1; Augmentation size */ - .byte 0x1b /* FDE Encoding (pcrel sdata4) */ -#endif - .byte 0xc /* DW_CFA_def_cfa CFA = r4 + 4 = 4(%esp) */ - .byte 0x4 /* .uleb128 0x4 */ - .byte 0x4 /* .uleb128 0x4 */ - .byte 0x88 /* DW_CFA_offset, column 0x8 %eip at CFA + 1 * -4 */ - .byte 0x1 /* .uleb128 0x1 */ - .align 4 -.LECIE1: - -.LSFDE1: - .long .LEFDE1-.LASFDE1 /* FDE Length */ -.LASFDE1: - .long .LASFDE1-.Lframe1 /* FDE CIE offset */ -#if defined __PIC__ && defined HAVE_AS_X86_PCREL - .long .LFB1-. /* FDE initial location */ -#else - .long .LFB1 -#endif - .long .LFE1-.LFB1 /* FDE address range */ -#ifdef __PIC__ - .byte 0x0 /* .uleb128 0x0; Augmentation size */ -#endif - /* DW_CFA_xxx CFI instructions go here. */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI0-.LFB1 - .byte 0xe /* DW_CFA_def_cfa_offset CFA = r4 + 8 = 8(%esp) */ - .byte 0x8 /* .uleb128 0x8 */ - .byte 0x85 /* DW_CFA_offset, column 0x5 %ebp at CFA + 2 * -4 */ - .byte 0x2 /* .uleb128 0x2 */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI1-.LCFI0 - .byte 0xd /* DW_CFA_def_cfa_register CFA = r5 = %ebp */ - .byte 0x5 /* .uleb128 0x5 */ - - /* End of DW_CFA_xxx CFI instructions. */ - .align 4 -.LEFDE1: - -.LSFDE3: - .long .LEFDE3-.LASFDE3 /* FDE Length */ -.LASFDE3: - .long .LASFDE3-.Lframe1 /* FDE CIE offset */ -#if defined __PIC__ && defined HAVE_AS_X86_PCREL - .long .LFB3-. /* FDE initial location */ -#else - .long .LFB3 -#endif - .long .LFE3-.LFB3 /* FDE address range */ -#ifdef __PIC__ - .byte 0x0 /* .uleb128 0x0; Augmentation size */ -#endif - /* DW_CFA_xxx CFI instructions go here. */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI4-.LFB3 - .byte 0xe /* DW_CFA_def_cfa_offset CFA = r4 + 8 = 8(%esp) */ - .byte 0x8 /* .uleb128 0x8 */ - .byte 0x85 /* DW_CFA_offset, column 0x5 %ebp at CFA + 2 * -4 */ - .byte 0x2 /* .uleb128 0x2 */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI5-.LCFI4 - .byte 0xd /* DW_CFA_def_cfa_register CFA = r5 = %ebp */ - .byte 0x5 /* .uleb128 0x5 */ - - /* End of DW_CFA_xxx CFI instructions. */ - .align 4 -.LEFDE3: - -#if !FFI_NO_RAW_API - -.LSFDE4: - .long .LEFDE4-.LASFDE4 /* FDE Length */ -.LASFDE4: - .long .LASFDE4-.Lframe1 /* FDE CIE offset */ -#if defined __PIC__ && defined HAVE_AS_X86_PCREL - .long .LFB4-. /* FDE initial location */ -#else - .long .LFB4 -#endif - .long .LFE4-.LFB4 /* FDE address range */ -#ifdef __PIC__ - .byte 0x0 /* .uleb128 0x0; Augmentation size */ -#endif - /* DW_CFA_xxx CFI instructions go here. */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI6-.LFB4 - .byte 0xe /* DW_CFA_def_cfa_offset CFA = r4 + 8 = 8(%esp) */ - .byte 0x8 /* .uleb128 0x8 */ - .byte 0x85 /* DW_CFA_offset, column 0x5 %ebp at CFA + 2 * -4 */ - .byte 0x2 /* .uleb128 0x2 */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI7-.LCFI6 - .byte 0xd /* DW_CFA_def_cfa_register CFA = r5 = %ebp */ - .byte 0x5 /* .uleb128 0x5 */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI8-.LCFI7 - .byte 0x86 /* DW_CFA_offset, column 0x6 %esi at CFA + 3 * -4 */ - .byte 0x3 /* .uleb128 0x3 */ - - /* End of DW_CFA_xxx CFI instructions. */ - .align 4 -.LEFDE4: - -#endif /* !FFI_NO_RAW_API */ - -.LSFDE5: - .long .LEFDE5-.LASFDE5 /* FDE Length */ -.LASFDE5: - .long .LASFDE5-.Lframe1 /* FDE CIE offset */ -#if defined __PIC__ && defined HAVE_AS_X86_PCREL - .long .LFB5-. /* FDE initial location */ -#else - .long .LFB5 -#endif - .long .LFE5-.LFB5 /* FDE address range */ -#ifdef __PIC__ - .byte 0x0 /* .uleb128 0x0; Augmentation size */ -#endif - /* DW_CFA_xxx CFI instructions go here. */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI9-.LFB5 - .byte 0xe /* DW_CFA_def_cfa_offset CFA = r4 + 8 = 8(%esp) */ - .byte 0x8 /* .uleb128 0x8 */ - .byte 0x85 /* DW_CFA_offset, column 0x5 %ebp at CFA + 2 * -4 */ - .byte 0x2 /* .uleb128 0x2 */ - - .byte 0x4 /* DW_CFA_advance_loc4 */ - .long .LCFI10-.LCFI9 - .byte 0xd /* DW_CFA_def_cfa_register CFA = r5 = %ebp */ - .byte 0x5 /* .uleb128 0x5 */ - - /* End of DW_CFA_xxx CFI instructions. */ - .align 4 -.LEFDE5: - -#endif /* !_MSC_VER */ - diff --git a/Modules/_ctypes/libffi/src/x86/win64.S b/Modules/_ctypes/libffi/src/x86/win64.S deleted file mode 100644 index fcdb270faf..0000000000 --- a/Modules/_ctypes/libffi/src/x86/win64.S +++ /dev/null @@ -1,468 +0,0 @@ -#define LIBFFI_ASM -#include <fficonfig.h> -#include <ffi.h> - -/* Constants for ffi_call_win64 */ -#define STACK 0 -#define PREP_ARGS_FN 32 -#define ECIF 40 -#define CIF_BYTES 48 -#define CIF_FLAGS 56 -#define RVALUE 64 -#define FN 72 - -/* ffi_call_win64 (void (*prep_args_fn)(char *, extended_cif *), - extended_cif *ecif, unsigned bytes, unsigned flags, - unsigned *rvalue, void (*fn)()); - */ - -#ifdef _MSC_VER -PUBLIC ffi_call_win64 - -EXTRN __chkstk:NEAR -EXTRN ffi_closure_win64_inner:NEAR - -_TEXT SEGMENT - -;;; ffi_closure_win64 will be called with these registers set: -;;; rax points to 'closure' -;;; r11 contains a bit mask that specifies which of the -;;; first four parameters are float or double -;;; -;;; It must move the parameters passed in registers to their stack location, -;;; call ffi_closure_win64_inner for the actual work, then return the result. -;;; -ffi_closure_win64 PROC FRAME - ;; copy register arguments onto stack - test r11, 1 - jne first_is_float - mov QWORD PTR [rsp+8], rcx - jmp second -first_is_float: - movlpd QWORD PTR [rsp+8], xmm0 - -second: - test r11, 2 - jne second_is_float - mov QWORD PTR [rsp+16], rdx - jmp third -second_is_float: - movlpd QWORD PTR [rsp+16], xmm1 - -third: - test r11, 4 - jne third_is_float - mov QWORD PTR [rsp+24], r8 - jmp fourth -third_is_float: - movlpd QWORD PTR [rsp+24], xmm2 - -fourth: - test r11, 8 - jne fourth_is_float - mov QWORD PTR [rsp+32], r9 - jmp done -fourth_is_float: - movlpd QWORD PTR [rsp+32], xmm3 - -done: - .ALLOCSTACK 40 - sub rsp, 40 - .ENDPROLOG - mov rcx, rax ; context is first parameter - mov rdx, rsp ; stack is second parameter - add rdx, 48 ; point to start of arguments - mov rax, ffi_closure_win64_inner - call rax ; call the real closure function - add rsp, 40 - movd xmm0, rax ; If the closure returned a float, - ; ffi_closure_win64_inner wrote it to rax - ret 0 -ffi_closure_win64 ENDP - -ffi_call_win64 PROC FRAME - ;; copy registers onto stack - mov QWORD PTR [rsp+32], r9 - mov QWORD PTR [rsp+24], r8 - mov QWORD PTR [rsp+16], rdx - mov QWORD PTR [rsp+8], rcx - .PUSHREG rbp - push rbp - .ALLOCSTACK 48 - sub rsp, 48 ; 00000030H - .SETFRAME rbp, 32 - lea rbp, QWORD PTR [rsp+32] - .ENDPROLOG - - mov eax, DWORD PTR CIF_BYTES[rbp] - add rax, 15 - and rax, -16 - call __chkstk - sub rsp, rax - lea rax, QWORD PTR [rsp+32] - mov QWORD PTR STACK[rbp], rax - - mov rdx, QWORD PTR ECIF[rbp] - mov rcx, QWORD PTR STACK[rbp] - call QWORD PTR PREP_ARGS_FN[rbp] - - mov rsp, QWORD PTR STACK[rbp] - - movlpd xmm3, QWORD PTR [rsp+24] - movd r9, xmm3 - - movlpd xmm2, QWORD PTR [rsp+16] - movd r8, xmm2 - - movlpd xmm1, QWORD PTR [rsp+8] - movd rdx, xmm1 - - movlpd xmm0, QWORD PTR [rsp] - movd rcx, xmm0 - - call QWORD PTR FN[rbp] -ret_struct4b$: - cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SMALL_STRUCT_4B - jne ret_struct2b$ - - mov rcx, QWORD PTR RVALUE[rbp] - mov DWORD PTR [rcx], eax - jmp ret_void$ - -ret_struct2b$: - cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SMALL_STRUCT_2B - jne ret_struct1b$ - - mov rcx, QWORD PTR RVALUE[rbp] - mov WORD PTR [rcx], ax - jmp ret_void$ - -ret_struct1b$: - cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SMALL_STRUCT_1B - jne ret_uint8$ - - mov rcx, QWORD PTR RVALUE[rbp] - mov BYTE PTR [rcx], al - jmp ret_void$ - -ret_uint8$: - cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_UINT8 - jne ret_sint8$ - - mov rcx, QWORD PTR RVALUE[rbp] - movzx rax, al - mov QWORD PTR [rcx], rax - jmp ret_void$ - -ret_sint8$: - cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SINT8 - jne ret_uint16$ - - mov rcx, QWORD PTR RVALUE[rbp] - movsx rax, al - mov QWORD PTR [rcx], rax - jmp ret_void$ - -ret_uint16$: - cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_UINT16 - jne ret_sint16$ - - mov rcx, QWORD PTR RVALUE[rbp] - movzx rax, ax - mov QWORD PTR [rcx], rax - jmp SHORT ret_void$ - -ret_sint16$: - cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SINT16 - jne ret_uint32$ - - mov rcx, QWORD PTR RVALUE[rbp] - movsx rax, ax - mov QWORD PTR [rcx], rax - jmp SHORT ret_void$ - -ret_uint32$: - cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_UINT32 - jne ret_sint32$ - - mov rcx, QWORD PTR RVALUE[rbp] - mov eax, eax - mov QWORD PTR [rcx], rax - jmp SHORT ret_void$ - -ret_sint32$: - cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SINT32 - jne ret_float$ - - mov rcx, QWORD PTR RVALUE[rbp] - cdqe - mov QWORD PTR [rcx], rax - jmp SHORT ret_void$ - -ret_float$: - cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_FLOAT - jne SHORT ret_double$ - - mov rax, QWORD PTR RVALUE[rbp] - movss DWORD PTR [rax], xmm0 - jmp SHORT ret_void$ - -ret_double$: - cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_DOUBLE - jne SHORT ret_sint64$ - - mov rax, QWORD PTR RVALUE[rbp] - movlpd QWORD PTR [rax], xmm0 - jmp SHORT ret_void$ - -ret_sint64$: - cmp DWORD PTR CIF_FLAGS[rbp], FFI_TYPE_SINT64 - jne ret_void$ - - mov rcx, QWORD PTR RVALUE[rbp] - mov QWORD PTR [rcx], rax - jmp SHORT ret_void$ - -ret_void$: - xor rax, rax - - lea rsp, QWORD PTR [rbp+16] - pop rbp - ret 0 -ffi_call_win64 ENDP -_TEXT ENDS -END - -#else - -#ifdef SYMBOL_UNDERSCORE -#define SYMBOL_NAME(name) _##name -#else -#define SYMBOL_NAME(name) name -#endif - -.text - -.extern SYMBOL_NAME(ffi_closure_win64_inner) - -# ffi_closure_win64 will be called with these registers set: -# rax points to 'closure' -# r11 contains a bit mask that specifies which of the -# first four parameters are float or double -# -# It must move the parameters passed in registers to their stack location, -# call ffi_closure_win64_inner for the actual work, then return the result. -# - .balign 16 - .globl SYMBOL_NAME(ffi_closure_win64) -SYMBOL_NAME(ffi_closure_win64): - # copy register arguments onto stack - test $1,%r11 - jne .Lfirst_is_float - mov %rcx, 8(%rsp) - jmp .Lsecond -.Lfirst_is_float: - movlpd %xmm0, 8(%rsp) - -.Lsecond: - test $2, %r11 - jne .Lsecond_is_float - mov %rdx, 16(%rsp) - jmp .Lthird -.Lsecond_is_float: - movlpd %xmm1, 16(%rsp) - -.Lthird: - test $4, %r11 - jne .Lthird_is_float - mov %r8,24(%rsp) - jmp .Lfourth -.Lthird_is_float: - movlpd %xmm2, 24(%rsp) - -.Lfourth: - test $8, %r11 - jne .Lfourth_is_float - mov %r9, 32(%rsp) - jmp .Ldone -.Lfourth_is_float: - movlpd %xmm3, 32(%rsp) - -.Ldone: -#.ALLOCSTACK 40 - sub $40, %rsp -#.ENDPROLOG - mov %rax, %rcx # context is first parameter - mov %rsp, %rdx # stack is second parameter - add $48, %rdx # point to start of arguments - mov $SYMBOL_NAME(ffi_closure_win64_inner), %rax - callq *%rax # call the real closure function - add $40, %rsp - movq %rax, %xmm0 # If the closure returned a float, - # ffi_closure_win64_inner wrote it to rax - retq -.ffi_closure_win64_end: - - .balign 16 - .globl SYMBOL_NAME(ffi_call_win64) -SYMBOL_NAME(ffi_call_win64): - # copy registers onto stack - mov %r9,32(%rsp) - mov %r8,24(%rsp) - mov %rdx,16(%rsp) - mov %rcx,8(%rsp) - #.PUSHREG rbp - push %rbp - #.ALLOCSTACK 48 - sub $48,%rsp - #.SETFRAME rbp, 32 - lea 32(%rsp),%rbp - #.ENDPROLOG - - mov CIF_BYTES(%rbp),%eax - add $15, %rax - and $-16, %rax - cmpq $0x1000, %rax - jb Lch_done -Lch_probe: - subq $0x1000,%rsp - orl $0x0, (%rsp) - subq $0x1000,%rax - cmpq $0x1000,%rax - ja Lch_probe -Lch_done: - subq %rax, %rsp - orl $0x0, (%rsp) - lea 32(%rsp), %rax - mov %rax, STACK(%rbp) - - mov ECIF(%rbp), %rdx - mov STACK(%rbp), %rcx - callq *PREP_ARGS_FN(%rbp) - - mov STACK(%rbp), %rsp - - movlpd 24(%rsp), %xmm3 - movd %xmm3, %r9 - - movlpd 16(%rsp), %xmm2 - movd %xmm2, %r8 - - movlpd 8(%rsp), %xmm1 - movd %xmm1, %rdx - - movlpd (%rsp), %xmm0 - movd %xmm0, %rcx - - callq *FN(%rbp) -.Lret_struct4b: - cmpl $FFI_TYPE_SMALL_STRUCT_4B, CIF_FLAGS(%rbp) - jne .Lret_struct2b - - mov RVALUE(%rbp), %rcx - mov %eax, (%rcx) - jmp .Lret_void - -.Lret_struct2b: - cmpl $FFI_TYPE_SMALL_STRUCT_2B, CIF_FLAGS(%rbp) - jne .Lret_struct1b - - mov RVALUE(%rbp), %rcx - mov %ax, (%rcx) - jmp .Lret_void - -.Lret_struct1b: - cmpl $FFI_TYPE_SMALL_STRUCT_1B, CIF_FLAGS(%rbp) - jne .Lret_uint8 - - mov RVALUE(%rbp), %rcx - mov %al, (%rcx) - jmp .Lret_void - -.Lret_uint8: - cmpl $FFI_TYPE_UINT8, CIF_FLAGS(%rbp) - jne .Lret_sint8 - - mov RVALUE(%rbp), %rcx - movzbq %al, %rax - movq %rax, (%rcx) - jmp .Lret_void - -.Lret_sint8: - cmpl $FFI_TYPE_SINT8, CIF_FLAGS(%rbp) - jne .Lret_uint16 - - mov RVALUE(%rbp), %rcx - movsbq %al, %rax - movq %rax, (%rcx) - jmp .Lret_void - -.Lret_uint16: - cmpl $FFI_TYPE_UINT16, CIF_FLAGS(%rbp) - jne .Lret_sint16 - - mov RVALUE(%rbp), %rcx - movzwq %ax, %rax - movq %rax, (%rcx) - jmp .Lret_void - -.Lret_sint16: - cmpl $FFI_TYPE_SINT16, CIF_FLAGS(%rbp) - jne .Lret_uint32 - - mov RVALUE(%rbp), %rcx - movswq %ax, %rax - movq %rax, (%rcx) - jmp .Lret_void - -.Lret_uint32: - cmpl $FFI_TYPE_UINT32, CIF_FLAGS(%rbp) - jne .Lret_sint32 - - mov RVALUE(%rbp), %rcx - movl %eax, %eax - movq %rax, (%rcx) - jmp .Lret_void - -.Lret_sint32: - cmpl $FFI_TYPE_SINT32, CIF_FLAGS(%rbp) - jne .Lret_float - - mov RVALUE(%rbp), %rcx - cltq - movq %rax, (%rcx) - jmp .Lret_void - -.Lret_float: - cmpl $FFI_TYPE_FLOAT, CIF_FLAGS(%rbp) - jne .Lret_double - - mov RVALUE(%rbp), %rax - movss %xmm0, (%rax) - jmp .Lret_void - -.Lret_double: - cmpl $FFI_TYPE_DOUBLE, CIF_FLAGS(%rbp) - jne .Lret_sint64 - - mov RVALUE(%rbp), %rax - movlpd %xmm0, (%rax) - jmp .Lret_void - -.Lret_sint64: - cmpl $FFI_TYPE_SINT64, CIF_FLAGS(%rbp) - jne .Lret_void - - mov RVALUE(%rbp), %rcx - mov %rax, (%rcx) - jmp .Lret_void - -.Lret_void: - xor %rax, %rax - - lea 16(%rbp), %rsp - pop %rbp - retq -.ffi_call_win64_end: -#endif /* !_MSC_VER */ - |