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sync yasm macros from x264

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Originally committed as revision 24406 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Loren Merritt 2010-07-21 22:45:16 +00:00
parent 8731dbd890
commit 532e769701
1 changed files with 23 additions and 12 deletions
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35
libavcodec/x86/x86inc.asm
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@ -271,13 +271,21 @@ DECLARE_REG 6, rax, eax, ax, al, [rsp + stack_offset + 56]
ASSERT %2 >= %1
%assign regs_used %2
ASSERT regs_used <= 7
%assign xmm_regs_used %3
ASSERT xmm_regs_used <= 16
%if regs_used > 4
push r4
push r5
%assign stack_offset stack_offset+16
%endif
WIN64_SPILL_XMM %3
LOAD_IF_USED 4, %1
LOAD_IF_USED 5, %1
LOAD_IF_USED 6, %1
DEFINE_ARGS %4
%endmacro
%macro WIN64_SPILL_XMM 1
%assign xmm_regs_used %1
ASSERT xmm_regs_used <= 16
%if xmm_regs_used > 6
sub rsp, (xmm_regs_used-6)*16+16
%assign stack_offset stack_offset+(xmm_regs_used-6)*16+16
@ -287,13 +295,9 @@ DECLARE_REG 6, rax, eax, ax, al, [rsp + stack_offset + 56]
movdqa [rsp + (%%i-6)*16+8], xmm %+ %%i
%endrep
%endif
LOAD_IF_USED 4, %1
LOAD_IF_USED 5, %1
LOAD_IF_USED 6, %1
DEFINE_ARGS %4
%endmacro
%macro RESTORE_XMM_INTERNAL 1
%macro WIN64_RESTORE_XMM_INTERNAL 1
%if xmm_regs_used > 6
%assign %%i xmm_regs_used
%rep (xmm_regs_used-6)
@ -304,14 +308,14 @@ DECLARE_REG 6, rax, eax, ax, al, [rsp + stack_offset + 56]
%endif
%endmacro
%macro RESTORE_XMM 1
RESTORE_XMM_INTERNAL %1
%macro WIN64_RESTORE_XMM 1
WIN64_RESTORE_XMM_INTERNAL %1
%assign stack_offset stack_offset-(xmm_regs_used-6)*16+16
%assign xmm_regs_used 0
%endmacro
%macro RET 0
RESTORE_XMM_INTERNAL rsp
WIN64_RESTORE_XMM_INTERNAL rsp
%if regs_used > 4
pop r5
pop r4
@ -428,6 +432,13 @@ DECLARE_REG 6, ebp, ebp, bp, null, [esp + stack_offset + 28]
%endif ;======================================================================
%ifndef WIN64
%macro WIN64_SPILL_XMM 1
%endmacro
%macro WIN64_RESTORE_XMM 1
%endmacro
%endif
;=============================================================================
@ -494,7 +505,7 @@ SECTION .note.GNU-stack noalloc noexec nowrite progbits
%define mova movq
%define movu movq
%define movh movd
%define movnt movntq
%define movnta movntq
%assign %%i 0
%rep 8
CAT_XDEFINE m, %%i, mm %+ %%i
@ -518,7 +529,7 @@ SECTION .note.GNU-stack noalloc noexec nowrite progbits
%define mova movdqa
%define movu movdqu
%define movh movq
%define movnt movntdq
%define movnta movntdq
%assign %%i 0
%rep num_mmregs
CAT_XDEFINE m, %%i, xmm %+ %%i