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// This file is part of AsmJit project <https://asmjit.com>
//
// See <asmjit/core.h> or LICENSE.md for license and copyright information
// SPDX-License-Identifier: Zlib
#include <asmjit/ujit.h>
#if defined(ASMJIT_UJIT_X86)
#if defined(_MSC_VER)
#include <intrin.h>
#else
#include <emmintrin.h>
#endif
namespace UniCompilerTests {
// A reference implementation of MUL+ADD without the use of FMA. This has to be provided otherwise the
// compiler may use FPU registers in 32-bit x86 case, which would make the result different than when
// compiled by JIT compiler that would use XMM registers (32/64-bit SSE/AVX operations).
float fadd(float a, float b) noexcept {
return _mm_cvtss_f32(_mm_add_ss(_mm_set1_ps(a), _mm_set1_ps(b)));
}
float fsub(float a, float b) noexcept {
return _mm_cvtss_f32(_mm_sub_ss(_mm_set1_ps(a), _mm_set1_ps(b)));
}
float fmul(float a, float b) noexcept {
return _mm_cvtss_f32(_mm_mul_ss(_mm_set1_ps(a), _mm_set1_ps(b)));
}
float fdiv(float a, float b) noexcept {
return _mm_cvtss_f32(_mm_div_ss(_mm_set1_ps(a), _mm_set1_ps(b)));
}
float fsqrt(float a) noexcept {
return _mm_cvtss_f32(_mm_sqrt_ss(_mm_set1_ps(a)));
}
float fmadd_nofma_ref(float a, float b, float c) noexcept {
return _mm_cvtss_f32(_mm_add_ss(_mm_mul_ss(_mm_set1_ps(a), _mm_set1_ps(b)), _mm_set1_ps(c)));
}
double fadd(double a, double b) noexcept {
return _mm_cvtsd_f64(_mm_add_sd(_mm_set1_pd(a), _mm_set1_pd(b)));
}
double fsub(double a, double b) noexcept {
return _mm_cvtsd_f64(_mm_sub_sd(_mm_set1_pd(a), _mm_set1_pd(b)));
}
double fmul(double a, double b) noexcept {
return _mm_cvtsd_f64(_mm_mul_sd(_mm_set1_pd(a), _mm_set1_pd(b)));
}
double fdiv(double a, double b) noexcept {
return _mm_cvtsd_f64(_mm_div_sd(_mm_set1_pd(a), _mm_set1_pd(b)));
}
double fsqrt(double a) noexcept {
return _mm_cvtsd_f64(_mm_sqrt_sd(_mm_setzero_pd(), _mm_set1_pd(a)));
}
double fmadd_nofma_ref(double a, double b, double c) noexcept {
return _mm_cvtsd_f64(_mm_add_sd(_mm_mul_sd(_mm_set1_pd(a), _mm_set1_pd(b)), _mm_set1_pd(c)));
}
} // {UniCompilerTests}
#endif // ASMJIT_UJIT_X86
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