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Improve platform detection, in particular MSVC ARM64

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Michał Janiszewski 2019-10-24 21:59:41 +02:00 committed by Nikolaj Bjorner
parent 907ffde577
commit 3feb1479c9
3 changed files with 13 additions and 7 deletions
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4
src/sat/sat_solver.cpp
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@ -30,7 +30,7 @@ Revision History:
#include "sat/sat_unit_walk.h"
#include "sat/sat_ddfw.h"
#include "sat/sat_prob.h"
#ifdef _MSC_VER
#if defined(_MSC_VER) && !defined(_M_ARM) && !defined(_M_ARM64)
# include <xmmintrin.h>
#endif
@ -895,7 +895,9 @@ namespace sat {
#if defined(__GNUC__) || defined(__clang__)
__builtin_prefetch((const char*)((m_watches[l.index()].c_ptr())));
#else
#if !defined(_M_ARM) && !defined(_M_ARM64)
_mm_prefetch((const char*)((m_watches[l.index()].c_ptr())), _MM_HINT_T1);
#endif
#endif
}

4
src/util/hwf.cpp
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@ -48,7 +48,7 @@ Revision History:
// clear to the compiler what instructions should be used. E.g., for sqrt(), the Windows compiler selects
// the x87 FPU, even when /arch:SSE2 is on.
// Luckily, these are kind of standardized, at least for Windows/Linux/macOS.
#ifdef __clang__
#if defined(__clang__) || defined(_M_ARM) && defined(_M_ARM64)
#undef USE_INTRINSICS
#endif
@ -276,7 +276,7 @@ void hwf_manager::round_to_integral(mpf_rounding_mode rm, hwf const & x, hwf & o
// According to the Intel Architecture manual, the x87-instruction FRNDINT is the
// same in 32-bit and 64-bit mode. The _mm_round_* intrinsics are SSE4 extensions.
#ifdef _WINDOWS
#if defined(_WINDOWS) && !defined(_M_ARM) && !defined(_M_ARM64)
#if defined( __MINGW32__ ) && ( defined( __GNUG__ ) || defined( __clang__ ) )
o.value = nearbyint(x.value);
#else

12
src/util/mpz.cpp
View file

@ -46,18 +46,17 @@ Revision History:
#define LEHMER_GCD
#endif
#ifdef _WINDOWS
#if defined(_WINDOWS) && !defined(_M_ARM) && !defined(_M_ARM64)
// This is needed for _tzcnt_u32 and friends.
#include <immintrin.h>
#define _trailing_zeros32(X) _tzcnt_u32(X)
#endif
#if defined(__GNUC__)
#define _trailing_zeros32(X) __builtin_ctz(X)
#else
#define _trailing_zeros32(X) _tzcnt_u32(X)
#endif
#if defined(__LP64__) || defined(_WIN64)
#if (defined(__LP64__) || defined(_WIN64)) && !defined(_M_ARM) && !defined(_M_ARM64)
#if defined(__GNUC__)
#define _trailing_zeros64(X) __builtin_ctzll(X)
#else
@ -69,6 +68,11 @@ inline uint64_t _trailing_zeros64(uint64_t x) {
for (; 0 == (x & 1) && r < 64; ++r, x >>= 1);
return r;
}
inline uint32_t _trailing_zeros32(uint32_t x) {
uint32_t r = 0;
for (; 0 == (x & 1) && r < 32; ++r, x >>= 1);
return r;
}
#endif