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add emscripten simd support #475

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add emscripten simd support #475

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17 changes: 14 additions & 3 deletions libde265/x86/sse.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,7 @@
#include "config.h"
#endif

#ifdef __GNUC__
#if defined(__GNUC__) && !defined(__EMSCRIPTEN__)
#include <cpuid.h>
#endif

Expand All @@ -46,11 +46,21 @@ void init_acceleration_functions_sse(struct acceleration_functions* accel)

ecx = regs[2];
edx = regs[3];
#else
#elif !defined(__EMSCRIPTEN__)
uint32_t eax,ebx;
__get_cpuid(1, &eax,&ebx,&ecx,&edx);
#endif


#ifdef __EMSCRIPTEN__
int have_SSE = 0;
int have_SSE4_1 = 0;
#ifdef __SSE__
have_SSE = 1;
#endif
#ifdef __SSE4_1__
have_SSE4_1 = 1;
#endif
#else
// printf("CPUID EAX=1 -> ECX=%x EDX=%x\n", regs[2], regs[3]);

//int have_MMX = !!(edx & (1<<23));
Expand All @@ -61,6 +71,7 @@ void init_acceleration_functions_sse(struct acceleration_functions* accel)

if (have_SSE) {
}
#endif

#if HAVE_SSE4_1
if (have_SSE4_1) {
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