arch/x86/CpuStateX86.cpp

194 	int32 index = reg->Index();
195 	if (!IsRegisterSet(index))
198 	if (index >= X86_XMM_REGISTER_END)
203 			_value.SetTo((uint16)fIntRegisters[index]);
205 			_value.SetTo(fIntRegisters[index]);
207 		index -= X86_REGISTER_ST0;
209 			_value.SetTo((float)fFloatRegisters[index]);
211 			_value.SetTo(fFloatRegisters[index]);
213 		if (index >= X86_REGISTER_MM0 && index < X86_REGISTER_XMM0) {
214 			index -= X86_REGISTER_MM0;
215 			_value.SetTo(fMMXRegisters[index].value);
217 			index -= X86_REGISTER_XMM0;
218 			_value.SetTo(fXMMRegisters[index].value);
229 	int32 index = reg->Index();
230 	if (index >= X86_XMM_REGISTER_END)
233 	if (index < X86_INT_REGISTER_END)
234 		fIntRegisters[index] = value.ToUInt32();
235 	else if (index >= X86_REGISTER_ST0 && index < X86_FP_REGISTER_END)
236 		fFloatRegisters[index - X86_REGISTER_ST0] = value.ToDouble();
237 	else if (index >= X86_REGISTER_MM0 && index < X86_MMX_REGISTER_END) {
240 		memset(&fMMXRegisters[index - X86_REGISTER_MM0], 0,
242 		memcpy(fMMXRegisters[index - X86_REGISTER_MM0].value,
244 	} else if (index >= X86_REGISTER_XMM0 && index < X86_XMM_REGISTER_END) {
248 		memset(&fXMMRegisters[index - X86_REGISTER_XMM0], 0,
250 		memcpy(fXMMRegisters[index - X86_REGISTER_XMM0].value,
255 	fSetRegisters[index] = 1;
261 CpuStateX86::IsRegisterSet(int32 index) const
263 	return index >= 0 && index < X86_REGISTER_COUNT && fSetRegisters[index];
268 CpuStateX86::IntRegisterValue(int32 index) const
270 	if (!IsRegisterSet(index) || index >= X86_INT_REGISTER_END)
273 	return fIntRegisters[index];
278 CpuStateX86::SetIntRegister(int32 index, uint32 value)
280 	if (index < 0 || index >= X86_INT_REGISTER_END)
283 	fIntRegisters[index] = value;
284 	fSetRegisters[index] = 1;
289 CpuStateX86::FloatRegisterValue(int32 index) const
291 	if (index < X86_REGISTER_ST0 || index >= X86_FP_REGISTER_END
292 		|| !IsRegisterSet(index)) {
296 	return fFloatRegisters[index - X86_REGISTER_ST0];
301 CpuStateX86::SetFloatRegister(int32 index, double value)
303 	if (index < X86_REGISTER_ST0 || index >= X86_FP_REGISTER_END)
306 	fFloatRegisters[index - X86_REGISTER_ST0] = value;
307 	fSetRegisters[index] = 1;
312 CpuStateX86::MMXRegisterValue(int32 index) const
314 	if (index < X86_REGISTER_MM0 || index >= X86_MMX_REGISTER_END
315 		|| !IsRegisterSet(index)) {
319 	return fMMXRegisters[index - X86_REGISTER_MM0].value;
324 CpuStateX86::SetMMXRegister(int32 index, const uint8* value)
326 	if (index < X86_REGISTER_MM0 || index >= X86_MMX_REGISTER_END)
329 	memcpy(fMMXRegisters[index - X86_REGISTER_MM0].value, value,
331 	fSetRegisters[index] = 1;
336 CpuStateX86::XMMRegisterValue(int32 index) const
338 	if (index < X86_REGISTER_XMM0 || index >= X86_XMM_REGISTER_END
339 		|| !IsRegisterSet(index)) {
343 	return fXMMRegisters[index - X86_REGISTER_XMM0].value;
348 CpuStateX86::SetXMMRegister(int32 index, const uint8* value)
350 	if (index < X86_REGISTER_XMM0 || index >= X86_XMM_REGISTER_END)
353 	memcpy(fXMMRegisters[index - X86_REGISTER_XMM0].value, value,
355 	fSetRegisters[index] = 1;
360 CpuStateX86::UnsetRegister(int32 index)
362 	if (index < 0 || index >= X86_REGISTER_COUNT)
365 	fSetRegisters[index] = 0;