| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <assert.h> |
| |
| #define JZ_NEXT ".byte 0x74,0x00" /* jz the-next-insn */ |
| |
| int main ( void ) |
| { |
| char* junk = malloc(48); |
| assert(junk); |
| |
| |
| /* --- INTEGER --- */ |
| |
| printf("\nComplain int64\n"); |
| __asm__ __volatile__( |
| "movq 0(%0), %%rax\n\t" |
| "movq 8(%0), %%r8\n\t" |
| "xorq %%r8, %%rax\n\t" |
| JZ_NEXT |
| : : "r"(junk) : "r8", "rax", "cc" |
| ); |
| |
| printf("\nNo complain int64\n"); |
| __asm__ __volatile__( |
| "movq 0(%0), %%rax\n\t" |
| "movq 8(%0), %%r8\n\t" |
| "xorq %%rax, %%rax\n\t" |
| JZ_NEXT |
| : : "r"(junk) : "r8", "rax", "cc" |
| ); |
| |
| |
| /* --- MMX --- */ |
| |
| printf("\nComplain mmx\n"); |
| __asm__ __volatile__( |
| "emms\n\t" |
| "movq 0(%0), %%mm0\n\t" |
| "movq 8(%0), %%mm7\n\t" |
| "pxor %%mm7, %%mm0\n\t" |
| "movq %%mm0, 16(%0)\n\t" |
| "cmpq $0,16(%0)\n\t" |
| JZ_NEXT |
| : : "r"(junk) : "mm7", "mm0", "cc", "memory" |
| ); |
| |
| printf("\nNo complain mmx\n"); |
| __asm__ __volatile__( |
| "emms\n\t" |
| "movq 0(%0), %%mm0\n\t" |
| "movq 8(%0), %%mm7\n\t" |
| "pxor %%mm0, %%mm0\n\t" |
| "movq %%mm0, 16(%0)\n\t" |
| "cmpq $0,16(%0)\n\t" |
| JZ_NEXT |
| : : "r"(junk) : "mm7", "mm0", "cc", "memory" |
| ); |
| |
| |
| /* --- SSE1 --- */ |
| |
| printf("\nComplain sse xorps\n"); |
| __asm__ __volatile__( |
| "movups 0(%0), %%xmm0\n\t" |
| "movups 16(%0), %%xmm8\n\t" |
| "xorps %%xmm8, %%xmm0\n\t" |
| "movups %%xmm0, 32(%0)\n\t" |
| "movq 32(%0), %%rax\n\t" |
| "addq 40(%0), %%rax\n\t" |
| JZ_NEXT |
| : : "r"(junk) : "rax", "xmm8", "xmm0", "cc", "memory" |
| ); |
| |
| printf("\nNo complain sse xorps\n"); |
| __asm__ __volatile__( |
| "movups 0(%0), %%xmm0\n\t" |
| "movups 16(%0), %%xmm8\n\t" |
| "xorps %%xmm0, %%xmm0\n\t" |
| "movups %%xmm0, 32(%0)\n\t" |
| "movq 32(%0), %%rax\n\t" |
| "addq 40(%0), %%rax\n\t" |
| JZ_NEXT |
| : : "r"(junk) : "rax", "xmm8", "xmm0", "cc", "memory" |
| ); |
| |
| |
| /* --- SSE2 --- */ |
| |
| printf("\nComplain sse2 pxor\n"); |
| __asm__ __volatile__( |
| "movups 0(%0), %%xmm0\n\t" |
| "movups 16(%0), %%xmm8\n\t" |
| "pxor %%xmm8, %%xmm0\n\t" |
| "movups %%xmm0, 32(%0)\n\t" |
| "movq 32(%0), %%rax\n\t" |
| "addq 40(%0), %%rax\n\t" |
| JZ_NEXT |
| : : "r"(junk) : "rax", "xmm8", "xmm0", "cc", "memory" |
| ); |
| |
| printf("\nNo complain sse2 pxor\n"); |
| __asm__ __volatile__( |
| "movups 0(%0), %%xmm0\n\t" |
| "movups 16(%0), %%xmm8\n\t" |
| "pxor %%xmm0, %%xmm0\n\t" |
| "movups %%xmm0, 32(%0)\n\t" |
| "movq 32(%0), %%rax\n\t" |
| "addq 40(%0), %%rax\n\t" |
| JZ_NEXT |
| : : "r"(junk) : "rax", "xmm8", "xmm0", "cc", "memory" |
| ); |
| |
| |
| printf("\nComplain sse2 xorpd\n"); |
| __asm__ __volatile__( |
| "movups 0(%0), %%xmm0\n\t" |
| "movups 16(%0), %%xmm8\n\t" |
| "xorpd %%xmm8, %%xmm0\n\t" |
| "movups %%xmm0, 32(%0)\n\t" |
| "movq 32(%0), %%rax\n\t" |
| "addq 40(%0), %%rax\n\t" |
| JZ_NEXT |
| : : "r"(junk) : "rax", "xmm8", "xmm0", "cc", "memory" |
| ); |
| |
| printf("\nNo complain sse2 xorpd\n"); |
| __asm__ __volatile__( |
| "movups 0(%0), %%xmm0\n\t" |
| "movups 16(%0), %%xmm8\n\t" |
| "xorpd %%xmm0, %%xmm0\n\t" |
| "movups %%xmm0, 32(%0)\n\t" |
| "movq 32(%0), %%rax\n\t" |
| "addq 40(%0), %%rax\n\t" |
| JZ_NEXT |
| : : "r"(junk) : "rax", "xmm8", "xmm0", "cc", "memory" |
| ); |
| |
| |
| free(junk); |
| return 0; |
| } |