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| author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
|---|---|---|
| committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
| commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
| tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.target/i386/isa-check.h | |
| parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
| download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip | |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/isa-check.h')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/i386/isa-check.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/isa-check.h b/gcc-4.9/gcc/testsuite/gcc.target/i386/isa-check.h new file mode 100644 index 000000000..8ddbf4dfc --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/isa-check.h @@ -0,0 +1,85 @@ +#include "cpuid.h" + +extern void exit (int) __attribute__((noreturn)); + +/* Determine what instruction set we've been compiled for, + and detect that we're running with it. */ +static void __attribute__((constructor)) +check_isa (void) +{ + int a, b, c, d; + int c1, d1, c1e, d1e; + + c1 = d1 = c1e = d1e = 0; + +#ifdef __MMX__ + d1 |= bit_MMX; +#endif +#ifdef __3dNOW__ + d1e |= bit_3DNOW; +#endif +#ifdef __3dNOW_A__ + d1e |= bit_3DNOWP; +#endif +#ifdef __SSE__ + d1 |= bit_SSE; +#endif +#ifdef __SSE2__ + d1 |= bit_SSE2; +#endif +#ifdef __SSE3__ + c1 |= bit_SSE3; +#endif +#ifdef __SSSE3__ + c1 |= bit_SSSE3; +#endif +#ifdef __SSE4_1__ + c1 |= bit_SSE4_1; +#endif +#ifdef __SSE4_2__ + c1 |= bit_SSE4_2; +#endif +#ifdef __AES__ + c1 |= bit_AES; +#endif +#ifdef __PCLMUL__ + c1 |= bit_PCLMUL; +#endif +#ifdef __AVX__ + c1 |= bit_AVX; +#endif +#ifdef __FMA__ + c1 |= bit_FMA; +#endif +#ifdef __SSE4A__ + c1e |= bit_SSE4a; +#endif +#ifdef __FMA4__ + c1e |= bit_FMA4; +#endif +#ifdef __XOP__ + c1e |= bit_XOP; +#endif +#ifdef __LWP__ + c1e |= bit_LWP; +#endif + + if (c1 | d1) + { + if (!__get_cpuid (1, &a, &b, &c, &d)) + goto fail; + if ((c & c1) != c1 || (d & d1) != d1) + goto fail; + } + if (c1e | d1e) + { + if (!__get_cpuid (0x80000001, &a, &b, &c, &d)) + goto fail; + if ((c & c1e) != c1e || (d & d1e) != d1e) + goto fail; + } + return; + + fail: + exit (0); +} |