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| author | Anthony Green <green@moxielogic.com> | 2011-02-08 07:52:40 -0500 |
|---|---|---|
| committer | Anthony Green <green@moxielogic.com> | 2011-02-08 07:52:40 -0500 |
| commit | 0e5843995f46900ef212531281e08b224464f413 (patch) | |
| tree | dc20405ccf707a7011712f661fd6a1db00b0a77f /src/x86/sysv.S | |
| parent | 5b9cd52784339a42e417174a55e310e214d435f9 (diff) | |
| download | libffi-0e5843995f46900ef212531281e08b224464f413.tar.gz | |
Refresh from GCC
Diffstat (limited to 'src/x86/sysv.S')
| -rw-r--r-- | src/x86/sysv.S | 51 |
1 files changed, 26 insertions, 25 deletions
diff --git a/src/x86/sysv.S b/src/x86/sysv.S index f3b0bd5..f108dd8 100644 --- a/src/x86/sysv.S +++ b/src/x86/sysv.S @@ -328,6 +328,25 @@ ffi_closure_raw_SYSV: .size ffi_closure_raw_SYSV, .-ffi_closure_raw_SYSV #endif +#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 */ @@ -354,7 +373,7 @@ ffi_closure_raw_SYSV: .byte 0x8 /* CIE RA Column */ #ifdef __PIC__ .byte 0x1 /* .uleb128 0x1; Augmentation size */ - .byte 0x1b /* FDE Encoding (pcrel sdata4) */ + .byte FDE_ENCODING #endif .byte 0xc /* DW_CFA_def_cfa */ .byte 0x4 /* .uleb128 0x4 */ @@ -367,14 +386,8 @@ ffi_closure_raw_SYSV: .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 */ -#elif defined __PIC__ - .long .LFB1@rel -#else - .long .LFB1 -#endif - .long .LFE1-.LFB1 /* FDE address range */ + .long FDE_ENCODE(.LFB1) /* FDE initial location */ + .long .LFE1-.LFB1 /* FDE address range */ #ifdef __PIC__ .byte 0x0 /* .uleb128 0x0; Augmentation size */ #endif @@ -394,14 +407,8 @@ ffi_closure_raw_SYSV: .long .LEFDE2-.LASFDE2 /* FDE Length */ .LASFDE2: .long .LASFDE2-.Lframe1 /* FDE CIE offset */ -#if defined __PIC__ && defined HAVE_AS_X86_PCREL - .long .LFB2-. /* FDE initial location */ -#elif defined __PIC__ - .long .LFB2@rel -#else - .long .LFB2 -#endif - .long .LFE2-.LFB2 /* FDE address range */ + .long FDE_ENCODE(.LFB2) /* FDE initial location */ + .long .LFE2-.LFB2 /* FDE address range */ #ifdef __PIC__ .byte 0x0 /* .uleb128 0x0; Augmentation size */ #endif @@ -430,14 +437,8 @@ ffi_closure_raw_SYSV: .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 */ -#elif defined __PIC__ - .long .LFB3@rel -#else - .long .LFB3 -#endif - .long .LFE3-.LFB3 /* FDE address range */ + .long FDE_ENCODE(.LFB3) /* FDE initial location */ + .long .LFE3-.LFB3 /* FDE address range */ #ifdef __PIC__ .byte 0x0 /* .uleb128 0x0; Augmentation size */ #endif |