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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [gdb/] [testsuite/] [gdb.arch/] [i386-sse.c] - Rev 841
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/* Test program for SSE registers. Copyright 2004, 2007, 2008 Free Software Foundation, Inc. This file is part of GDB. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <stdio.h> #include "i386-cpuid.h" typedef struct { float f[4]; } v4sf_t; v4sf_t data[8] = { { { 0.0, 0.25, 0.50, 0.75 } }, { { 1.0, 1.25, 1.50, 1.75 } }, { { 2.0, 2.25, 2.50, 2.75 } }, { { 3.0, 3.25, 3.50, 3.75 } }, { { 4.0, 4.25, 4.50, 4.75 } }, { { 5.0, 5.25, 5.50, 5.75 } }, { { 6.0, 6.25, 6.50, 6.75 } }, { { 7.0, 7.25, 7.50, 7.75 } }, }; int have_sse (void) { int edx = i386_cpuid (); if (edx & bit_SSE) return 1; else return 0; } int main (int argc, char **argv) { if (have_sse ()) { asm ("movaps 0(%0), %%xmm0\n\t" "movaps 16(%0), %%xmm1\n\t" "movaps 32(%0), %%xmm2\n\t" "movaps 48(%0), %%xmm3\n\t" "movaps 64(%0), %%xmm4\n\t" "movaps 80(%0), %%xmm5\n\t" "movaps 96(%0), %%xmm6\n\t" "movaps 112(%0), %%xmm7\n\t" : /* no output operands */ : "r" (data) : "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"); puts ("Hi!"); /* first breakpoint here */ asm ( "movaps %%xmm0, 0(%0)\n\t" "movaps %%xmm1, 16(%0)\n\t" "movaps %%xmm2, 32(%0)\n\t" "movaps %%xmm3, 48(%0)\n\t" "movaps %%xmm4, 64(%0)\n\t" "movaps %%xmm5, 80(%0)\n\t" "movaps %%xmm6, 96(%0)\n\t" "movaps %%xmm7, 112(%0)\n\t" : /* no output operands */ : "r" (data) : "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"); puts ("Bye!"); /* second breakpoint here */ } return 0; }
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