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ppcfpopcodes: Fix stfs*, attempt #2.

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This commit is contained in:
joevt
2024-02-17 00:10:09 -08:00
committed by Maxim Poliakovski
parent 2a05ccbee1
commit 0e3eaf724b
1 changed files with 4 additions and 4 deletions
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8
cpu/ppc/ppcfpopcodes.cpp
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@@ -759,7 +759,7 @@ void dppc_interpreter::ppc_stfs() {
ppc_effective_address = int32_t(int16_t(ppc_cur_instruction)); ppc_effective_address = int32_t(int16_t(ppc_cur_instruction));
ppc_effective_address += (reg_a) ? val_reg_a : 0; ppc_effective_address += (reg_a) ? val_reg_a : 0;
float result = ppc_state.fpr[reg_s].dbl64_r; float result = ppc_state.fpr[reg_s].dbl64_r;
mmu_write_vmem<uint32_t>(ppc_effective_address, uint32_t(result)); mmu_write_vmem<uint32_t>(ppc_effective_address, *(uint32_t*)(&result));
} }
void dppc_interpreter::ppc_stfsu() { void dppc_interpreter::ppc_stfsu() {
@@ -768,7 +768,7 @@ void dppc_interpreter::ppc_stfsu() {
ppc_effective_address = int32_t(int16_t(ppc_cur_instruction)); ppc_effective_address = int32_t(int16_t(ppc_cur_instruction));
ppc_effective_address += val_reg_a; ppc_effective_address += val_reg_a;
float result = ppc_state.fpr[reg_s].dbl64_r; float result = ppc_state.fpr[reg_s].dbl64_r;
mmu_write_vmem<uint32_t>(ppc_effective_address, uint32_t(result)); mmu_write_vmem<uint32_t>(ppc_effective_address, *(uint32_t*)(&result));
ppc_state.gpr[reg_a] = ppc_effective_address; ppc_state.gpr[reg_a] = ppc_effective_address;
} else { } else {
ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP); ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP);
@@ -779,7 +779,7 @@ void dppc_interpreter::ppc_stfsx() {
ppc_grab_regsfpsiab(); ppc_grab_regsfpsiab();
ppc_effective_address = reg_a ? (val_reg_a + val_reg_b) : val_reg_b; ppc_effective_address = reg_a ? (val_reg_a + val_reg_b) : val_reg_b;
float result = ppc_state.fpr[reg_s].dbl64_r; float result = ppc_state.fpr[reg_s].dbl64_r;
mmu_write_vmem<uint32_t>(ppc_effective_address, uint32_t(result)); mmu_write_vmem<uint32_t>(ppc_effective_address, *(uint32_t*)(&result));
} }
void dppc_interpreter::ppc_stfsux() { void dppc_interpreter::ppc_stfsux() {
@@ -787,7 +787,7 @@ void dppc_interpreter::ppc_stfsux() {
if (reg_a) { if (reg_a) {
ppc_effective_address = val_reg_a + val_reg_b; ppc_effective_address = val_reg_a + val_reg_b;
float result = ppc_state.fpr[reg_s].dbl64_r; float result = ppc_state.fpr[reg_s].dbl64_r;
mmu_write_vmem<uint32_t>(ppc_effective_address, uint32_t(result)); mmu_write_vmem<uint32_t>(ppc_effective_address, *(uint32_t*)(&result));
ppc_state.gpr[reg_a] = ppc_effective_address; ppc_state.gpr[reg_a] = ppc_effective_address;
} else { } else {
ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP); ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP);