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Differential D30194

DAZ Macros Relocation
ClosedPublic

Authored by oren_ben_simhon on Feb 21 2017, 4:40 AM.

Details

Reviewers
eladcohen
DavidKreitzer
aaboud
Commits
rG259b091669a8: [X86] DAZ Macros Relocation
rC296296: [X86] DAZ Macros Relocation
rL296296: [X86] DAZ Macros Relocation
Summary

The DAZ feature introduces the denormal zero support for x86.
Currently the definitions are located under SSE3 header, however there are some SSE2 targets that support the feature as well.

Diff Detail

Repository
rL LLVM

Event Timeline

oren_ben_simhon created this revision.Feb 21 2017, 4:40 AM
eladcohen accepted this revision.Feb 22 2017, 1:42 AM

LGTM

This revision is now accepted and ready to land.Feb 22 2017, 1:42 AM
Closed by commit rL296296: [X86] DAZ Macros Relocation (authored by orenb). · Explain WhyFeb 26 2017, 4:10 AM
This revision was automatically updated to reflect the committed changes.

Revision Contents

PathSize
lib/
Headers/
emmintrin.h
emmintrin.h (revision 295713)
8 lines
pmmintrin.h
pmmintrin.h (revision 295713)
8 lines

Diff 89190

lib/Headers/emmintrin.h

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#if defined(__cplusplus) #if defined(__cplusplus)
} // extern "C" } // extern "C"
#endif #endif
#undef __DEFAULT_FN_ATTRS #undef __DEFAULT_FN_ATTRS
#define _MM_SHUFFLE2(x, y) (((x) << 1) | (y)) #define _MM_SHUFFLE2(x, y) (((x) << 1) | (y))
#define _MM_DENORMALS_ZERO_ON (0x0040)
#define _MM_DENORMALS_ZERO_OFF (0x0000)
#define _MM_DENORMALS_ZERO_MASK (0x0040)
#define _MM_GET_DENORMALS_ZERO_MODE() (_mm_getcsr() & _MM_DENORMALS_ZERO_MASK)
#define _MM_SET_DENORMALS_ZERO_MODE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_DENORMALS_ZERO_MASK) | (x)))
#endif /* __EMMINTRIN_H */ #endif /* __EMMINTRIN_H */

lib/Headers/pmmintrin.h

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/// \returns A 128-bit vector of [2 x double] containing the moved and /// \returns A 128-bit vector of [2 x double] containing the moved and
/// duplicated values. /// duplicated values.
static __inline__ __m128d __DEFAULT_FN_ATTRS static __inline__ __m128d __DEFAULT_FN_ATTRS
_mm_movedup_pd(__m128d __a) _mm_movedup_pd(__m128d __a)
{ {
return __builtin_shufflevector((__v2df)__a, (__v2df)__a, 0, 0); return __builtin_shufflevector((__v2df)__a, (__v2df)__a, 0, 0);
} }
#define _MM_DENORMALS_ZERO_ON (0x0040)
#define _MM_DENORMALS_ZERO_OFF (0x0000)
#define _MM_DENORMALS_ZERO_MASK (0x0040)
#define _MM_GET_DENORMALS_ZERO_MODE() (_mm_getcsr() & _MM_DENORMALS_ZERO_MASK)
#define _MM_SET_DENORMALS_ZERO_MODE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_DENORMALS_ZERO_MASK) | (x)))
/// \brief Establishes a linear address memory range to be monitored and puts /// \brief Establishes a linear address memory range to be monitored and puts
/// the processor in the monitor event pending state. Data stored in the /// the processor in the monitor event pending state. Data stored in the
/// monitored address range causes the processor to exit the pending state. /// monitored address range causes the processor to exit the pending state.
/// ///
/// \headerfile <x86intrin.h> /// \headerfile <x86intrin.h>
/// ///
/// This intrinsic corresponds to the <c> MONITOR </c> instruction. /// This intrinsic corresponds to the <c> MONITOR </c> instruction.
/// ///
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