diff options
Diffstat (limited to 'mpn/x86_64/aorsmul_1.asm')
| -rw-r--r-- | mpn/x86_64/aorsmul_1.asm | 51 |
1 files changed, 38 insertions, 13 deletions
diff --git a/mpn/x86_64/aorsmul_1.asm b/mpn/x86_64/aorsmul_1.asm index 9c64d56fc..a406bc9e8 100644 --- a/mpn/x86_64/aorsmul_1.asm +++ b/mpn/x86_64/aorsmul_1.asm @@ -1,6 +1,6 @@ dnl AMD64 mpn_addmul_1 and mpn_submul_1. -dnl Copyright 2003, 2004, 2005, 2007, 2008 Free Software Foundation, Inc. +dnl Copyright 2003, 2004, 2005, 2007, 2008, 2011 Free Software Foundation, Inc. dnl This file is part of the GNU MP Library. @@ -28,20 +28,27 @@ C Intel corei ? C Intel atom 21.3 C VIA nano 5.5 -C The inner loop of this code is the result of running a code generation and +C The loop of this code is the result of running a code generation and C optimization tool suite written by David Harvey and Torbjorn Granlund. -C TODO: -C * The inner loop is great, but the prologue and epilogue code was -C quickly written. Tune it! +C TODO +C * The loop is great, but the prologue and epilogue code was quickly written. +C Tune it! -C INPUT PARAMETERS -define(`rp', `%rdi') -define(`up', `%rsi') -define(`n_param',`%rdx') -define(`vl', `%rcx') +define(`rp', `%rdi') C rcx +define(`up', `%rsi') C rdx +define(`n_param', `%rdx') C r8 +define(`vl', `%rcx') C r9 -define(`n', `%r11') +define(`n', `%r11') + +ifdef(`HOST_DOS64',` + define(`IFDOS', `$1') + define(`IFELF', `') +',` + define(`IFDOS', `') + define(`IFELF', `$1') +') ifdef(`OPERATION_addmul_1',` define(`ADDSUB', `add') @@ -52,17 +59,33 @@ ifdef(`OPERATION_submul_1',` define(`func', `mpn_submul_1') ') +ABI_SUPPORT(DOS64) +ABI_SUPPORT(ELF64) + MULFUNC_PROLOGUE(mpn_addmul_1 mpn_submul_1) +IFDOS(` define(`up', ``%rsi'') ') dnl +IFDOS(` define(`rp', ``%rcx'') ') dnl +IFDOS(` define(`vl', ``%r9'') ') dnl +IFDOS(` define(`r9', ``rdi'') ') dnl +IFDOS(` define(`n', ``%r8'') ') dnl +IFDOS(` define(`r8', ``r11'') ') dnl + ASM_START() TEXT ALIGN(16) PROLOGUE(func) + +IFDOS(``push %rsi '') +IFDOS(``push %rdi '') +IFDOS(``mov %rdx, %rsi '') + mov (up), %rax C read first u limb early push %rbx - mov n_param, %rbx C move away n from rdx, mul uses it +IFELF(` mov n_param, %rbx ') C move away n from rdx, mul uses it +IFDOS(` mov n, %rbx ') mul vl - mov %rbx, n +IFELF(` mov %rbx, n ') and $3, R32(%rbx) jz L(b0) @@ -145,5 +168,7 @@ L(ret): adc $0, %rdx mov %rdx, %rax pop %rbx +IFDOS(``pop %rdi '') +IFDOS(``pop %rsi '') ret EPILOGUE() |