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Created July 21, 2012 21:05
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gistfile1.diff
From ac7c4b9b628f14f9bd8f457a9d15b0fee31e44bb Mon Sep 17 00:00:00 2001
From: Justin Ruggles <justin.ruggles@gmail.com>
Date: Fri, 20 Jul 2012 15:24:40 -0400
Subject: [PATCH 1/4] dsputil: x86: convert PMINSD, PMAXSD, and CLIPD macros to use cpuflags
---
libavcodec/x86/dsputil_mmx.c | 6 ++--
libavcodec/x86/dsputil_yasm.asm | 67 +++++++++++++++++++--------------------
libavutil/x86/x86util.asm | 34 ++++++++++++-------
3 files changed, 57 insertions(+), 50 deletions(-)
diff --git a/libavcodec/x86/dsputil_mmx.c b/libavcodec/x86/dsputil_mmx.c
index 5eb4a24..d9c8e96 100644
--- a/libavcodec/x86/dsputil_mmx.c
+++ b/libavcodec/x86/dsputil_mmx.c
@@ -2530,8 +2530,8 @@ void ff_vector_clip_int32_mmx (int32_t *dst, const int32_t *src,
int32_t min, int32_t max, unsigned int len);
void ff_vector_clip_int32_sse2 (int32_t *dst, const int32_t *src,
int32_t min, int32_t max, unsigned int len);
-void ff_vector_clip_int32_int_sse2(int32_t *dst, const int32_t *src,
- int32_t min, int32_t max, unsigned int len);
+void ff_vector_clip_int32_sse2_atom(int32_t *dst, const int32_t *src,
+ int32_t min, int32_t max, unsigned int len);
void ff_vector_clip_int32_sse4 (int32_t *dst, const int32_t *src,
int32_t min, int32_t max, unsigned int len);
@@ -2908,7 +2908,7 @@ static void dsputil_init_sse2(DSPContext *c, AVCodecContext *avctx,
c->scalarproduct_int16 = ff_scalarproduct_int16_sse2;
c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_sse2;
if (mm_flags & AV_CPU_FLAG_ATOM) {
- c->vector_clip_int32 = ff_vector_clip_int32_int_sse2;
+ c->vector_clip_int32 = ff_vector_clip_int32_sse2_atom;
} else {
c->vector_clip_int32 = ff_vector_clip_int32_sse2;
}
diff --git a/libavcodec/x86/dsputil_yasm.asm b/libavcodec/x86/dsputil_yasm.asm
index 313e774..6fa2ef2 100644
--- a/libavcodec/x86/dsputil_yasm.asm
+++ b/libavcodec/x86/dsputil_yasm.asm
@@ -1054,50 +1054,50 @@ emu_edge mmx
; int32_t max, unsigned int len)
;-----------------------------------------------------------------------------
-; %1 = number of xmm registers used
-; %2 = number of inline load/process/store loops per asm loop
-; %3 = process 4*mmsize (%3=0) or 8*mmsize (%3=1) bytes per loop
-; %4 = CLIPD function takes min/max as float instead of int (CLIPD_SSE2)
-; %5 = suffix
-%macro VECTOR_CLIP_INT32 4-5
-cglobal vector_clip_int32%5, 5,5,%1, dst, src, min, max, len
-%if %4
- cvtsi2ss m4, minm
- cvtsi2ss m5, maxm
+; %1 = number of inline load/process/store loops per asm loop
+; %2 = process 4*mmsize (%3=0) or 8*mmsize (%3=1) bytes per loop
+
+%macro VECTOR_CLIP_INT32 2
+cglobal vector_clip_int32, 5,5,11, dst, src, min, max, len
+%if notcpuflag(sse4) && cpuflag(sse2) && notcpuflag(atom)
+ cvtsi2ss m4, minm
+ cvtsi2ss m5, maxm
+ %assign is_float 1
%else
movd m4, minm
movd m5, maxm
+ %assign is_float 0
%endif
SPLATD m4
SPLATD m5
.loop:
%assign %%i 1
-%rep %2
+%rep %1
mova m0, [srcq+mmsize*0*%%i]
mova m1, [srcq+mmsize*1*%%i]
mova m2, [srcq+mmsize*2*%%i]
mova m3, [srcq+mmsize*3*%%i]
-%if %3
+%if %2
mova m7, [srcq+mmsize*4*%%i]
mova m8, [srcq+mmsize*5*%%i]
mova m9, [srcq+mmsize*6*%%i]
mova m10, [srcq+mmsize*7*%%i]
%endif
- CLIPD m0, m4, m5, m6
- CLIPD m1, m4, m5, m6
- CLIPD m2, m4, m5, m6
- CLIPD m3, m4, m5, m6
-%if %3
- CLIPD m7, m4, m5, m6
- CLIPD m8, m4, m5, m6
- CLIPD m9, m4, m5, m6
- CLIPD m10, m4, m5, m6
+ CLIPD m0, m4, m5, is_float, m6
+ CLIPD m1, m4, m5, is_float, m6
+ CLIPD m2, m4, m5, is_float, m6
+ CLIPD m3, m4, m5, is_float, m6
+%if %2
+ CLIPD m7, m4, m5, is_float, m6
+ CLIPD m8, m4, m5, is_float, m6
+ CLIPD m9, m4, m5, is_float, m6
+ CLIPD m10, m4, m5, is_float, m6
%endif
mova [dstq+mmsize*0*%%i], m0
mova [dstq+mmsize*1*%%i], m1
mova [dstq+mmsize*2*%%i], m2
mova [dstq+mmsize*3*%%i], m3
-%if %3
+%if %2
mova [dstq+mmsize*4*%%i], m7
mova [dstq+mmsize*5*%%i], m8
mova [dstq+mmsize*6*%%i], m9
@@ -1105,28 +1105,27 @@ cglobal vector_clip_int32%5, 5,5,%1, dst, src, min, max, len
%endif
%assign %%i %%i+1
%endrep
- add srcq, mmsize*4*(%2+%3)
- add dstq, mmsize*4*(%2+%3)
- sub lend, mmsize*(%2+%3)
+ add srcq, mmsize*4*(%1+%2)
+ add dstq, mmsize*4*(%1+%2)
+ sub lend, mmsize*(%1+%2)
jg .loop
REP_RET
+ %undef CLIPD
%endmacro
INIT_MMX mmx
%define SPLATD SPLATD_MMX
-%define CLIPD CLIPD_MMX
-VECTOR_CLIP_INT32 0, 1, 0, 0
-INIT_XMM sse2
+VECTOR_CLIP_INT32 1, 0
+INIT_XMM sse2,atom
%define SPLATD SPLATD_SSE2
-VECTOR_CLIP_INT32 6, 1, 0, 0, _int
-%define CLIPD CLIPD_SSE2
-VECTOR_CLIP_INT32 6, 2, 0, 1
+VECTOR_CLIP_INT32 1, 0
+INIT_XMM sse2
+VECTOR_CLIP_INT32 2, 0
INIT_XMM sse4
-%define CLIPD CLIPD_SSE41
%ifdef m8
-VECTOR_CLIP_INT32 11, 1, 1, 0
+VECTOR_CLIP_INT32 1, 1
%else
-VECTOR_CLIP_INT32 6, 1, 0, 0
+VECTOR_CLIP_INT32 1, 0
%endif
;-----------------------------------------------------------------------------
diff --git a/libavutil/x86/x86util.asm b/libavutil/x86/x86util.asm
index 941ec76..447bde4 100644
--- a/libavutil/x86/x86util.asm
+++ b/libavutil/x86/x86util.asm
@@ -584,37 +584,45 @@
pminsw %1, %3
%endmacro
-%macro PMINSD_MMX 3 ; dst, src, tmp
+%macro PMINSD 2-3 ; dst, src, tmp
+%if cpuflag(sse4) && mmsize >= 16
+ pminsd %1, %2
+%else
mova %3, %2
pcmpgtd %3, %1
pxor %1, %2
pand %1, %3
pxor %1, %2
+%endif
%endmacro
-%macro PMAXSD_MMX 3 ; dst, src, tmp
+%macro PMAXSD 2-3 ; dst, src, tmp
+%if cpuflag(sse4) && mmsize >= 16
+ pmaxsd %1, %2
+%else
mova %3, %1
pcmpgtd %3, %2
pand %1, %3
pandn %3, %2
por %1, %3
+%endif
%endmacro
-%macro CLIPD_MMX 3-4 ; src/dst, min, max, tmp
- PMINSD_MMX %1, %3, %4
- PMAXSD_MMX %1, %2, %4
-%endmacro
-
-%macro CLIPD_SSE2 3-4 ; src/dst, min (float), max (float), unused
+; %1 = src/dst
+; %2 = min
+; %3 = max
+; %4 = min/max format: 0=dwords, 1=floats (requires SSE2)
+; %5 = tmp
+%macro CLIPD 3-5 0, 0
+%if %4 == 1
cvtdq2ps %1, %1
minps %1, %3
maxps %1, %2
cvtps2dq %1, %1
-%endmacro
-
-%macro CLIPD_SSE41 3-4 ; src/dst, min, max, unused
- pminsd %1, %3
- pmaxsd %1, %2
+%else
+ PMINSD %1, %3, %5
+ PMAXSD %1, %2, %5
+%endif
%endmacro
%macro VBROADCASTSS 2 ; dst xmm/ymm, src m32
--
1.7.1
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