1 // RUN: %clang_cc1 -emit-llvm -o - %s | llc -mtriple=x86_64-apple-darwin | FileCheck %s
2 // XFAIL: *
3 // XTARGET: x86,i386,i686
4
5 typedef long long int64_t;
6 typedef unsigned char uint8_t;
7 typedef int64_t x86_reg;
8
avg_pixels8_mmx2(uint8_t * block,const uint8_t * pixels,int line_size,int h)9 void avg_pixels8_mmx2(uint8_t *block, const uint8_t *pixels, int line_size, int h)
10 {
11 __asm__ volatile("# %0 %1 %2 %3"
12 :"+g"(h), "+S"(pixels), "+D"(block)
13 :"r" ((x86_reg)line_size)
14 :"%""rax", "memory");
15 // CHECK: # %ecx %rsi %rdi %rdx
16 }
17