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13dfceff48
* common: format AlignedMalloc.cpp * common: format AppTrait.h * common: format Assertions.h * common: format CheckedStaticBox * common: format Console * common: format Dependencies.h * common: format EmbeddedImage * common: format EventSource * common: format Exceptions * common: format FastFormatString.cpp * common: format General.h * common: format InitInterface * common: format MathUtils.h * common: format MemsetFast/MemcpyFast * common: format Mutex.cpp * common: format PageFaultSource.h * common: format Path.h * common: format PathUtils.cpp * common: format Pcsx2Types.h * common: format Perf * common: format PersistentThread.h * common: format RwMutex * common: format SafeArray * common: format ScopedAlloc.h * common: format ScopedPtrMT.h * common: format Semaphore.cpp * common: format StringHelpers * common: format ThreadTools.cpp * common: format Threading.h * common: format ThreadingDialogs * common: format ThreadingInternal.h * common: format TraceLog.h * common: format VirtualMemory.cpp * common: format pxCheckBox * common: format pxEvents.h * common: format pxForwardDefs.h * common: format pxRadioPanel * common: format pxStaticText * common: format pxStreams * common: format pxTranslate.cpp * common: format pxWindowTextWriter.cpp * common: format wxAppWithHelpers * common: format wxBaseTools.h * common: format wxGuiTools * common: format wxHelpers.cpp * common: format Darwin directory * common: format Linux directory * common: format Windows directory * common: format LnxCpuDetect.cpp * common: format WinCpuDetect.cpp * common: format bmi.cpp * common: format cpudetect.cpp * common: format cpu_detect_internal.h * common: format fpu.cpp * common: format groups.cpp * common: format instructions.h * common: format internal.h * common: format jmp.cpp * common: format legacy.cpp * common: format legacy_instructions.h * common: format legacy_internal.h * common: format movs.cpp * common: format simd.cpp * common: format tools.h * common: format x86emitter.cpp * common: format x86types.h * common: format bmi.h * common: format dwshift.h * common: format group1.h group2.h group3.h * common: format incdec.h * common: format jmpcall.h * common: format movs.h * common: format simd_arithmetic.h * common: format simd_comparisons.h * common: format simd_helpers.h * common: format simd_moremovs.h * common: format simd_shufflepack.h * common: format simd_templated_helpers.h * common: format test.h
73 lines
2.1 KiB
C++
73 lines
2.1 KiB
C++
/* PCSX2 - PS2 Emulator for PCs
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* Copyright (C) 2002-2010 PCSX2 Dev Team
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*
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* PCSX2 is free software: you can redistribute it and/or modify it under the terms
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* of the GNU Lesser General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with PCSX2.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "common/emitter/legacy_internal.h"
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//------------------------------------------------------------------
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// FPU instructions
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//------------------------------------------------------------------
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/* fld m32 to fpu reg stack */
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emitterT void FLD32(u32 from)
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{
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xWrite8(0xD9);
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ModRM(0, 0x0, DISP32);
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xWrite32(MEMADDR(from, 4));
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}
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// fld st(i)
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emitterT void FLD(int st) { xWrite16(0xc0d9 + (st << 8)); }
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emitterT void FLD1() { xWrite16(0xe8d9); }
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emitterT void FLDL2E() { xWrite16(0xead9); }
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/* fstp m32 from fpu reg stack */
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emitterT void FSTP32(u32 to)
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{
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xWrite8(0xD9);
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ModRM(0, 0x3, DISP32);
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xWrite32(MEMADDR(to, 4));
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}
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// fstp st(i)
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emitterT void FSTP(int st) { xWrite16(0xd8dd + (st << 8)); }
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emitterT void FRNDINT() { xWrite16(0xfcd9); }
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emitterT void FXCH(int st) { xWrite16(0xc8d9 + (st << 8)); }
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emitterT void F2XM1() { xWrite16(0xf0d9); }
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emitterT void FSCALE() { xWrite16(0xfdd9); }
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emitterT void FPATAN(void) { xWrite16(0xf3d9); }
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emitterT void FSIN(void) { xWrite16(0xfed9); }
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/* fadd ST(0) to fpu reg stack ST(src) */
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emitterT void FADD320toR(x86IntRegType src)
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{
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xWrite8(0xDC);
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xWrite8(0xC0 + src);
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}
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/* fsub ST(src) to fpu reg stack ST(0) */
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emitterT void FSUB32Rto0(x86IntRegType src)
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{
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xWrite8(0xD8);
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xWrite8(0xE0 + src);
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}
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/* fmul m32 to fpu reg stack */
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emitterT void FMUL32(u32 from)
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{
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xWrite8(0xD8);
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ModRM(0, 0x1, DISP32);
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xWrite32(MEMADDR(from, 4));
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}
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