diff options
| author | kinddragon <kinddragon@users.sourceforge.net> | 2010-05-28 05:23:17 +0400 |
|---|---|---|
| committer | kinddragon <kinddragon@users.sourceforge.net> | 2010-05-28 05:23:17 +0400 |
| commit | b1389b5bf79340e1f348eb387c3ff6d2dd390644 (patch) | |
| tree | 577a73bb919aaaff213334bda90eed4b31fb38f1 /src/thirdparty | |
| parent | 169ce3df8f2db6eb61705d67e1588498cdea76d3 (diff) | |
Minor code cleanup
Added SSE2 VD memcpy implementation
git-svn-id: https://mpc-hc.svn.sourceforge.net/svnroot/mpc-hc/trunk@1965 10f7b99b-c216-0410-bff0-8a66a9350fd8
Diffstat (limited to 'src/thirdparty')
| -rw-r--r-- | src/thirdparty/VirtualDub/system/source/a_memory.asm | 54 | ||||
| -rw-r--r-- | src/thirdparty/VirtualDub/system/source/memory.cpp | 20 |
2 files changed, 73 insertions, 1 deletions
diff --git a/src/thirdparty/VirtualDub/system/source/a_memory.asm b/src/thirdparty/VirtualDub/system/source/a_memory.asm index e4b6cac8b..42a8ca998 100644 --- a/src/thirdparty/VirtualDub/system/source/a_memory.asm +++ b/src/thirdparty/VirtualDub/system/source/a_memory.asm @@ -130,6 +130,60 @@ _VDFastMemcpyPartialMMX2: pop ebp
ret
+ global _VDFastMemcpyPartialSSE2
+_VDFastMemcpyPartialSSE2:
+ push ebp
+ push edi
+ push esi
+ push ebx
+
+ mov edi, [esp+4+16]
+ mov esi, [esp+8+16]
+ mov ecx, [esp+12+16]
+ shr ecx, 7
+ cmp ecx, 0
+ jbe .skipblastloop
+.blastloop:
+ prefetchnta [esi+16*8]
+ movaps xmm0, [esi]
+ movaps xmm1, [esi+16*1]
+ movaps xmm2, [esi+16*2]
+ movaps xmm3, [esi+16*3]
+ movaps xmm4, [esi+16*4]
+ movaps xmm5, [esi+16*5]
+ movaps xmm6, [esi+16*6]
+ movaps xmm7, [esi+16*7]
+ movntps [edi], xmm0
+ movntps [edi+16*1], xmm1
+ movntps [edi+16*2], xmm2
+ movntps [edi+16*3], xmm3
+ movntps [edi+16*4], xmm4
+ movntps [edi+16*5], xmm5
+ movntps [edi+16*6], xmm6
+ movntps [edi+16*7], xmm7
+ add esi, 128
+ add edi, 128
+ dec ecx
+ jne .blastloop
+.skipblastloop:
+ mov ecx, [esp+12+16]
+ and ecx, 127
+ cmp ecx, 0
+ je .nooddballs
+.loop:
+ mov dl, [esi]
+ mov [edi], dl
+ inc esi
+ inc edi
+ dec ecx
+ jne .loop
+.nooddballs:
+ pop ebx
+ pop esi
+ pop edi
+ pop ebp
+ ret
+
end
diff --git a/src/thirdparty/VirtualDub/system/source/memory.cpp b/src/thirdparty/VirtualDub/system/source/memory.cpp index 3e03b5d34..6edce7873 100644 --- a/src/thirdparty/VirtualDub/system/source/memory.cpp +++ b/src/thirdparty/VirtualDub/system/source/memory.cpp @@ -365,6 +365,7 @@ void VDMemset32Rect(void *dst, ptrdiff_t pitch, uint32 value, size_t w, size_t h extern "C" void __cdecl VDFastMemcpyPartialScalarAligned8(void *dst, const void *src, size_t bytes);
extern "C" void __cdecl VDFastMemcpyPartialMMX(void *dst, const void *src, size_t bytes);
extern "C" void __cdecl VDFastMemcpyPartialMMX2(void *dst, const void *src, size_t bytes);
+ extern "C" void __cdecl VDFastMemcpyPartialSSE2(void *dst, const void *src, size_t bytes);
void VDFastMemcpyPartialScalar(void *dst, const void *src, size_t bytes) {
if (!(((int)dst | (int)src | bytes) & 7))
@@ -391,7 +392,13 @@ void VDMemset32Rect(void *dst, ptrdiff_t pitch, uint32 value, size_t w, size_t h void VDFastMemcpyAutodetect() {
long exts = CPUGetEnabledExtensions();
- if (exts & CPUF_SUPPORTS_SSE) {
+ // MPC custom code (begin)
+ if (exts & CPUF_SUPPORTS_SSE2) {
+ VDFastMemcpyPartial = VDFastMemcpyPartialSSE2;
+ VDFastMemcpyFinish = VDFastMemcpyFinishMMX2;
+ VDSwapMemory = VDSwapMemorySSE;
+ // MPC custom code (end)
+ } else if (exts & CPUF_SUPPORTS_SSE) {
VDFastMemcpyPartial = VDFastMemcpyPartialMMX2;
VDFastMemcpyFinish = VDFastMemcpyFinishMMX2;
VDSwapMemory = VDSwapMemorySSE;
@@ -426,6 +433,17 @@ void VDMemcpyRect(void *dst, ptrdiff_t dststride, const void *src, ptrdiff_t src if (w <= 0 || h <= 0)
return;
+ // MPC custom code (begin)
+#ifdef _DEBUG
+ if (CPUGetEnabledExtensions() & CPUF_SUPPORTS_SSE2) {
+ _ASSERT(!(((UINT_PTR)dst | (UINT_PTR)src) & 0xF));
+ if (h > 1) {
+ _ASSERT(!((dststride | srcstride) & 0xF));
+ }
+ }
+#endif
+ // MPC custom code (end)
+
if (w == srcstride && w == dststride)
VDFastMemcpyPartial(dst, src, w*h);
// MPC custom code (begin)
|