forked from OSchip/llvm-project
27 lines
707 B
C
27 lines
707 B
C
// RUN: clang-cc -triple i386-apple-darwin9 -mcpu=pentium4 -emit-llvm -o %t %s &&
|
|
// RUN: grep define %t | count 1 &&
|
|
// RUN: clang-cc -triple i386-apple-darwin9 -mcpu=pentium4 -g -emit-llvm -o %t %s &&
|
|
// RUN: grep define %t | count 1
|
|
|
|
#include <mmintrin.h>
|
|
#include <stdio.h>
|
|
|
|
int main(int argc, char *argv[]) {
|
|
int array[16] = { 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 };
|
|
__m64 *p = (__m64 *)array;
|
|
|
|
__m64 accum = _mm_setzero_si64();
|
|
|
|
for (int i=0; i<8; ++i)
|
|
accum = _mm_add_pi32(p[i], accum);
|
|
|
|
__m64 accum2 = _mm_unpackhi_pi32(accum, accum);
|
|
accum = _mm_add_pi32(accum, accum2);
|
|
|
|
int result = _mm_cvtsi64_si32(accum);
|
|
_mm_empty();
|
|
printf("%d\n", result );
|
|
|
|
return 0;
|
|
}
|