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vp9/x86: save one register on 32bit idct32x32.

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Fixes build on win32.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Ronald S. Bultje 2014-12-15 20:40:48 -05:00 committed by Michael Niedermayer
parent 1a86e29ff0
commit 0a7964dca5
1 changed files with 48 additions and 3 deletions
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51
libavcodec/x86/vp9itxfm.asm
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@ -2526,7 +2526,8 @@ IADST16_FN iadst, IADST16, iadst, IADST16, avx
%macro VP9_IDCT_IDCT_32x32_ADD_XMM 1
INIT_XMM %1
cglobal vp9_idct_idct_32x32_add, 4, 7 + ARCH_X86_64 * 2, 16, 2048, dst, stride, block, eob
cglobal vp9_idct_idct_32x32_add, 0, 6 + ARCH_X86_64 * 3, 16, 2048, dst, stride, block, eob
movifnidn eobd, dword eobm
%if cpuflag(ssse3)
cmp eobd, 135
jg .idctfull
@ -2540,6 +2541,9 @@ cglobal vp9_idct_idct_32x32_add, 4, 7 + ARCH_X86_64 * 2, 16, 2048, dst, stride,
%endif
; dc-only case
movifnidn blockq, blockmp
movifnidn dstq, dstmp
movifnidn strideq, stridemp
%if cpuflag(ssse3)
movd m0, [blockq]
mova m1, [pw_11585x2]
@ -2572,15 +2576,22 @@ cglobal vp9_idct_idct_32x32_add, 4, 7 + ARCH_X86_64 * 2, 16, 2048, dst, stride,
%if ARCH_X86_64
DEFINE_ARGS dst_bak, stride, block, cnt, dst, stride30, dst_end, stride2, tmp
%else
DEFINE_ARGS dst, stride, block, stride30, dst_end, stride2, tmp
%define cntd dword r4m
%define dst_bakq r0mp
%endif
%if cpuflag(ssse3)
.idct8x8:
%if ARCH_X86_32
DEFINE_ARGS block, u1, u2, u3, u4, tmp
mov blockq, r2mp
%endif
mov tmpq, rsp
VP9_IDCT32_1D blockq, 1, 8
%if ARCH_X86_32
DEFINE_ARGS dst, stride, stride30, dst_end, stride2, tmp
mov strideq, r1mp
%define cntd dword r3m
%endif
mov stride30q, strideq ; stride
lea stride2q, [strideq*2] ; stride*2
shl stride30q, 5 ; stride*32
@ -2597,10 +2608,18 @@ cglobal vp9_idct_idct_32x32_add, 4, 7 + ARCH_X86_64 * 2, 16, 2048, dst, stride,
; at the end of the loop, m7 should still be zero
; use that to zero out block coefficients
%if ARCH_X86_32
DEFINE_ARGS block
mov blockq, r2mp
%endif
ZERO_BLOCK blockq, 64, 8, m1
RET
.idct16x16:
%if ARCH_X86_32
DEFINE_ARGS block, tmp, cnt
mov blockq, r2mp
%endif
mov cntd, 2
mov tmpq, rsp
.loop1_16x16:
@ -2609,7 +2628,14 @@ cglobal vp9_idct_idct_32x32_add, 4, 7 + ARCH_X86_64 * 2, 16, 2048, dst, stride,
add tmpq, 512
dec cntd
jg .loop1_16x16
%if ARCH_X86_64
sub blockq, 32
%else
DEFINE_ARGS dst, stride, stride30, dst_end, stride2, tmp
mov strideq, r1mp
%define cntd dword r3m
%endif
mov stride30q, strideq ; stride
lea stride2q, [strideq*2] ; stride*2
@ -2628,11 +2654,19 @@ cglobal vp9_idct_idct_32x32_add, 4, 7 + ARCH_X86_64 * 2, 16, 2048, dst, stride,
; at the end of the loop, m7 should still be zero
; use that to zero out block coefficients
%if ARCH_X86_32
DEFINE_ARGS block
mov blockq, r2mp
%endif
ZERO_BLOCK blockq, 64, 16, m1
RET
%endif
.idctfull:
%if ARCH_X86_32
DEFINE_ARGS block, tmp, cnt
mov blockq, r2mp
%endif
mov cntd, 4
mov tmpq, rsp
.loop1_full:
@ -2641,7 +2675,14 @@ cglobal vp9_idct_idct_32x32_add, 4, 7 + ARCH_X86_64 * 2, 16, 2048, dst, stride,
add tmpq, 512
dec cntd
jg .loop1_full
%if ARCH_X86_64
sub blockq, 64
%else
DEFINE_ARGS dst, stride, stride30, dst_end, stride2, tmp
mov strideq, r1mp
%define cntd dword r3m
%endif
mov stride30q, strideq ; stride
lea stride2q, [strideq*2] ; stride*2
@ -2660,6 +2701,10 @@ cglobal vp9_idct_idct_32x32_add, 4, 7 + ARCH_X86_64 * 2, 16, 2048, dst, stride,
; at the end of the loop, m7 should still be zero
; use that to zero out block coefficients
%if ARCH_X86_32
DEFINE_ARGS block
mov blockq, r2mp
%endif
ZERO_BLOCK blockq, 64, 32, m1
RET
%endmacro