mirror of https://git.ffmpeg.org/ffmpeg.git
cosmetics in imdct_sse
Originally committed as revision 24958 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2d0cdf3cc0
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@ -532,20 +532,15 @@ INIT_XMM
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unpckhps xmm0, xmm2
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%endmacro
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%macro PREROTATEW 3 ;addr1, addr2, xmm
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movlps %1, %3
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movhps %2, %3
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%endmacro
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%macro CMUL 6 ;j, xmm0, xmm1, 3, 4, 5
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movaps xmm6, [%4+%1*2]
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movaps %2, [%4+%1*2+0x10]
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movaps %3, xmm6
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movaps xmm7, %2
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mulps xmm6, [%5+%1*1]
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mulps %2, [%6+%1*1]
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mulps %3, [%6+%1*1]
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mulps xmm7, [%5+%1*1]
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mulps xmm6, [%5+%1]
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mulps %2, [%6+%1]
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mulps %3, [%6+%1]
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mulps xmm7, [%5+%1]
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subps %2, xmm6
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addps %3, xmm7
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%endmacro
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@ -576,8 +571,6 @@ cglobal imdct_half_sse, 3,7,8; FFTContext *s, FFTSample *output, const FFTSample
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%define rrevtab r10
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%define rtcos r11
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%define rtsin r12
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push r10
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push r11
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push r12
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push r13
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push r14
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@ -620,21 +613,25 @@ cglobal imdct_half_sse, 3,7,8; FFTContext *s, FFTSample *output, const FFTSample
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PREROTATER r4, r3, r2, rtcos, rtsin
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%ifdef ARCH_X86_64
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movzx r5, word [rrevtab+r4*1-4]
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movzx r6, word [rrevtab+r4*1-2]
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movzx r13, word [rrevtab+r3*1]
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movzx r14, word [rrevtab+r3*1+2]
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PREROTATEW [r1+r5 *8], [r1+r6 *8], xmm0
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PREROTATEW [r1+r13*8], [r1+r14*8], xmm1
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movzx r5, word [rrevtab+r4-4]
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movzx r6, word [rrevtab+r4-2]
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movzx r13, word [rrevtab+r3]
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movzx r14, word [rrevtab+r3+2]
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movlps [r1+r5 *8], xmm0
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movhps [r1+r6 *8], xmm0
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movlps [r1+r13*8], xmm1
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movhps [r1+r14*8], xmm1
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add r4, 4
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%else
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mov r6, [esp]
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movzx r5, word [r6+r4*1-4]
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movzx r4, word [r6+r4*1-2]
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PREROTATEW [r1+r5*8], [r1+r4*8], xmm0
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movzx r5, word [r6+r3*1]
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movzx r4, word [r6+r3*1+2]
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PREROTATEW [r1+r5*8], [r1+r4*8], xmm1
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movzx r5, word [r6+r4-4]
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movzx r4, word [r6+r4-2]
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movlps [r1+r5*8], xmm0
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movhps [r1+r4*8], xmm0
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movzx r5, word [r6+r3]
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movzx r4, word [r6+r3+2]
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movlps [r1+r5*8], xmm1
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movhps [r1+r4*8], xmm1
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%endif
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sub r3, 4
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jns .pre
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@ -663,8 +660,6 @@ cglobal imdct_half_sse, 3,7,8; FFTContext *s, FFTSample *output, const FFTSample
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pop r14
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pop r13
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pop r12
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pop r11
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pop r10
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%else
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add esp, 12
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%endif
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