1*67e74705SXin Li // REQUIRES: x86-registered-target 2*67e74705SXin Li // RUN: %clang_cc1 -triple x86_64-unknown-unknown -O1 -no-integrated-as \ 3*67e74705SXin Li // RUN: -S -o - %s | FileCheck %s 4*67e74705SXin Li 5*67e74705SXin Li typedef long long int64_t; 6*67e74705SXin Li typedef unsigned char uint8_t; 7*67e74705SXin Li typedef int64_t x86_reg; 8*67e74705SXin Li avg_pixels8_mmx2(uint8_t * block,const uint8_t * pixels,int line_size,int h)9*67e74705SXin Livoid avg_pixels8_mmx2(uint8_t *block, const uint8_t *pixels, int line_size, int h) 10*67e74705SXin Li { 11*67e74705SXin Li __asm__ volatile("# %0 %1 %2 %3" 12*67e74705SXin Li :"+g"(h), "+S"(pixels), "+D"(block) 13*67e74705SXin Li :"r" ((x86_reg)line_size) 14*67e74705SXin Li :"%""rax", "memory"); 15*67e74705SXin Li // CHECK: # %ecx %rsi %rdi %rdx 16*67e74705SXin Li } 17