diff options
| author | Chris Robinson <chris.kcat@gmail.com> | 2020-12-31 16:47:12 -0800 |
|---|---|---|
| committer | Chris Robinson <chris.kcat@gmail.com> | 2020-12-31 16:47:12 -0800 |
| commit | 20ef8bf390541339f068676f9d14061fe2f5e115 (patch) | |
| tree | 6cca7aa12e11a6b5918fa3748391cb336d8d00bb /alc/fpu_ctrl.cpp | |
| parent | 002c5062964a598f8cdf53e6b3ed4836629c5048 (diff) | |
Move cpu_caps and fpu_ctrl to core
Diffstat (limited to 'alc/fpu_ctrl.cpp')
| -rw-r--r-- | alc/fpu_ctrl.cpp | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/alc/fpu_ctrl.cpp b/alc/fpu_ctrl.cpp deleted file mode 100644 index 24021c7d..00000000 --- a/alc/fpu_ctrl.cpp +++ /dev/null @@ -1,54 +0,0 @@ - -#include "config.h" - -#include "fpu_ctrl.h" - -#ifdef HAVE_INTRIN_H -#include <intrin.h> -#endif -#ifdef HAVE_SSE_INTRINSICS -#include <xmmintrin.h> -#endif - -#include "cpu_caps.h" - - -FPUCtl::FPUCtl() -{ -#if defined(HAVE_SSE_INTRINSICS) - this->sse_state = _mm_getcsr(); - unsigned int sseState = this->sse_state; - sseState |= 0x8000; /* set flush-to-zero */ - sseState |= 0x0040; /* set denormals-are-zero */ - _mm_setcsr(sseState); - -#elif defined(__GNUC__) && defined(HAVE_SSE) - - if((CPUCapFlags&CPU_CAP_SSE)) - { - __asm__ __volatile__("stmxcsr %0" : "=m" (*&this->sse_state)); - unsigned int sseState = this->sse_state; - sseState |= 0x8000; /* set flush-to-zero */ - if((CPUCapFlags&CPU_CAP_SSE2)) - sseState |= 0x0040; /* set denormals-are-zero */ - __asm__ __volatile__("ldmxcsr %0" : : "m" (*&sseState)); - } -#endif - - this->in_mode = true; -} - -void FPUCtl::leave() -{ - if(!this->in_mode) return; - -#if defined(HAVE_SSE_INTRINSICS) - _mm_setcsr(this->sse_state); - -#elif defined(__GNUC__) && defined(HAVE_SSE) - - if((CPUCapFlags&CPU_CAP_SSE)) - __asm__ __volatile__("ldmxcsr %0" : : "m" (*&this->sse_state)); -#endif - this->in_mode = false; -} |