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ppcfpopcodes: fix register stores.

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This commit is contained in:
Maxim Poliakovski 2021-01-25 17:17:02 +01:00
parent 2141a72b87
commit 5961552ed9
1 changed files with 52 additions and 63 deletions
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115
cpu/ppc/ppcfpopcodes.cpp
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@ -33,6 +33,7 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
#include <stdexcept>
#include <stdio.h>
#include <unordered_map>
#include <thirdparty/loguru/loguru.hpp>
// Used for FP calcs
uint64_t ppc_result64_b;
@ -55,21 +56,17 @@ uint64_t fp_return_uint64(uint32_t reg) {
return ppc_state.fpr[reg].int64_r;
}
inline void ppc_store_sfpresult_int() {
ppc_state.fpr[reg_d].int64_r = ppc_result64_d;
}
#define ppc_store_sfpresult_int(reg) \
ppc_state.fpr[(reg)].int64_r = ppc_result64_d;
inline void ppc_store_sfpresult_flt() {
ppc_state.fpr[reg_d].dbl64_r = ppc_dblresult64_d;
}
#define ppc_store_sfpresult_flt(reg) \
ppc_state.fpr[(reg)].dbl64_r = ppc_dblresult64_d;
inline void ppc_store_dfpresult_int() {
ppc_state.fpr[reg_d].int64_r = ppc_result64_d;
}
#define ppc_store_dfpresult_int(reg) \
ppc_state.fpr[(reg)].int64_r = ppc_result64_d;
inline void ppc_store_dfpresult_flt() {
ppc_state.fpr[reg_d].dbl64_r = ppc_dblresult64_d;
}
#define ppc_store_dfpresult_flt(reg) \
ppc_state.fpr[(reg)].dbl64_r = ppc_dblresult64_d;
#define ppc_grab_regsfpdb() \
int reg_d = (ppc_cur_instruction >> 21) & 31; \
@ -328,7 +325,7 @@ void dppc_interpreter::ppc_fadd() {
if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 58)) {
ppc_dblresult64_d = val_reg_a + val_reg_b;
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
}
if (rc_flag)
@ -340,7 +337,7 @@ void dppc_interpreter::ppc_fsub() {
if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 56)) {
ppc_dblresult64_d = val_reg_a - val_reg_b;
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
}
if (rc_flag)
@ -352,7 +349,7 @@ void dppc_interpreter::ppc_fdiv() {
if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 36)) {
ppc_dblresult64_d = val_reg_a / val_reg_b;
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
}
if (rc_flag)
@ -364,7 +361,7 @@ void dppc_interpreter::ppc_fmul() {
if (!ppc_confirm_inf_nan(reg_a, reg_c, false, 50)) {
ppc_dblresult64_d = val_reg_a * val_reg_c;
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
}
if (rc_flag)
@ -381,7 +378,7 @@ void dppc_interpreter::ppc_fmadd() {
}
}
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -397,7 +394,7 @@ void dppc_interpreter::ppc_fmsub() {
}
}
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -414,7 +411,7 @@ void dppc_interpreter::ppc_fnmadd() {
}
ppc_dblresult64_d = -ppc_dblresult64_d;
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -431,7 +428,7 @@ void dppc_interpreter::ppc_fnmsub() {
}
ppc_dblresult64_d = -ppc_dblresult64_d;
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -443,7 +440,7 @@ void dppc_interpreter::ppc_fadds() {
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 58)) {
float intermediate = (float)val_reg_a + (float)val_reg_b;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_sfpresult_flt();
ppc_store_sfpresult_flt(reg_d);
}
if (rc_flag)
@ -456,7 +453,7 @@ void dppc_interpreter::ppc_fsubs() {
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 56)) {
float intermediate = (float)val_reg_a - (float)val_reg_b;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_sfpresult_flt();
ppc_store_sfpresult_flt(reg_d);
}
if (rc_flag)
@ -469,7 +466,7 @@ void dppc_interpreter::ppc_fmuls() {
if (!ppc_confirm_inf_nan(reg_a, reg_c, true, 50)) {
float intermediate = (float)val_reg_a * (float)val_reg_c;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_sfpresult_flt();
ppc_store_sfpresult_flt(reg_d);
}
if (rc_flag)
@ -482,7 +479,7 @@ void dppc_interpreter::ppc_fdivs() {
if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 36)) {
float intermediate = (float)val_reg_a / (float)val_reg_b;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_sfpresult_flt();
ppc_store_sfpresult_flt(reg_d);
}
if (rc_flag)
@ -500,7 +497,7 @@ void dppc_interpreter::ppc_fmadds() {
intermediate += (float)val_reg_b;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_sfpresult_flt();
ppc_store_sfpresult_flt(reg_d);
}
}
@ -519,7 +516,7 @@ void dppc_interpreter::ppc_fmsubs() {
intermediate -= (float)val_reg_b;
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_sfpresult_flt();
ppc_store_sfpresult_flt(reg_d);
}
}
@ -540,7 +537,7 @@ void dppc_interpreter::ppc_fnmadds() {
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_sfpresult_flt();
ppc_store_sfpresult_flt(reg_d);
}
}
@ -561,7 +558,7 @@ void dppc_interpreter::ppc_fnmsubs() {
ppc_dblresult64_d = static_cast<double>(intermediate);
ppc_store_sfpresult_flt();
ppc_store_sfpresult_flt(reg_d);
}
}
@ -574,7 +571,7 @@ void dppc_interpreter::ppc_fabs() {
ppc_dblresult64_d = abs(GET_FPR(reg_b));
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -586,7 +583,7 @@ void dppc_interpreter::ppc_fnabs() {
ppc_dblresult64_d = abs(GET_FPR(reg_b));
ppc_dblresult64_d = -ppc_dblresult64_d;
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -597,7 +594,7 @@ void dppc_interpreter::ppc_fneg() {
ppc_dblresult64_d = -(GET_FPR(reg_b));
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -608,7 +605,7 @@ void dppc_interpreter::ppc_fsel() {
ppc_dblresult64_d = (val_reg_a >= 0.0) ? val_reg_c : val_reg_b;
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -617,7 +614,7 @@ void dppc_interpreter::ppc_fsel() {
void dppc_interpreter::ppc_fsqrt() {
ppc_grab_regsfpdb();
ppc_dblresult64_d = std::sqrt(GET_FPR(reg_b));
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -630,7 +627,7 @@ void dppc_interpreter::ppc_fsqrts() {
test >>= 1;
uint64_t* pre_final = (uint64_t*)&test;
ppc_result64_d = *pre_final;
ppc_store_sfpresult_flt();
ppc_store_sfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -644,7 +641,7 @@ void dppc_interpreter::ppc_frsqrte() {
}
ppc_dblresult64_d = testd2;
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -653,7 +650,7 @@ void dppc_interpreter::ppc_frsqrte() {
void dppc_interpreter::ppc_frsp() {
ppc_grab_regsfpdb();
ppc_dblresult64_d = (float)(GET_FPR(reg_b));
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -664,7 +661,7 @@ void dppc_interpreter::ppc_fres() {
float testf2 = (float)GET_FPR(reg_b);
testf2 = 1 / testf2;
ppc_dblresult64_d = (double)testf2;
ppc_store_dfpresult_flt();
ppc_store_dfpresult_flt(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -685,7 +682,7 @@ void dppc_interpreter::ppc_fctiw() {
ppc_result64_d = round_to_neg_inf(val_reg_b);
}
ppc_store_dfpresult_int();
ppc_store_dfpresult_int(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -695,7 +692,7 @@ void dppc_interpreter::ppc_fctiwz() {
ppc_grab_regsfpdb();
ppc_result64_d = round_to_zero(GET_FPR(reg_b));
ppc_store_dfpresult_int();
ppc_store_dfpresult_int(reg_d);
if (rc_flag)
ppc_changecrf1();
@ -708,7 +705,7 @@ void dppc_interpreter::ppc_lfs() {
ppc_effective_address = (int32_t)((int16_t)(ppc_cur_instruction & 0xFFFF));
ppc_effective_address += (reg_a) ? val_reg_a : 0;
ppc_result64_d = mem_grab_dword(ppc_effective_address);
ppc_store_sfpresult_int();
ppc_store_sfpresult_int(reg_d);
}
@ -718,9 +715,8 @@ void dppc_interpreter::ppc_lfsu() {
ppc_effective_address = (int32_t)((int16_t)(ppc_cur_instruction & 0xFFFF));
ppc_effective_address += (reg_a) ? val_reg_a : 0;
ppc_result64_d = mem_grab_dword(ppc_effective_address);
ppc_result_a = ppc_effective_address;
ppc_store_sfpresult_int();
ppc_store_result_rega();
ppc_store_sfpresult_int(reg_d);
ppc_state.gpr[reg_a] = ppc_effective_address;
} else {
ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP);
}
@ -730,7 +726,7 @@ void dppc_interpreter::ppc_lfsx() {
ppc_grab_regsfpdiab();
ppc_effective_address = (reg_a) ? val_reg_a + val_reg_b : val_reg_b;
ppc_result64_d = mem_grab_dword(ppc_effective_address);
ppc_store_sfpresult_int();
ppc_store_sfpresult_int(reg_d);
}
void dppc_interpreter::ppc_lfsux() {
@ -738,9 +734,8 @@ void dppc_interpreter::ppc_lfsux() {
if (reg_a) {
ppc_effective_address = val_reg_a + val_reg_b;
ppc_result64_d = mem_grab_dword(ppc_effective_address);
ppc_result_a = ppc_effective_address;
ppc_store_sfpresult_int();
ppc_store_result_rega();
ppc_store_sfpresult_int(reg_d);
ppc_state.gpr[reg_a] = ppc_effective_address;
} else {
ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP);
}
@ -751,7 +746,7 @@ void dppc_interpreter::ppc_lfd() {
ppc_effective_address = (int32_t)((int16_t)(ppc_cur_instruction & 0xFFFF));
ppc_effective_address += (reg_a) ? val_reg_a : 0;
ppc_result64_d = mem_grab_qword(ppc_effective_address);
ppc_store_dfpresult_int();
ppc_store_dfpresult_int(reg_d);
}
void dppc_interpreter::ppc_lfdu() {
@ -760,9 +755,8 @@ void dppc_interpreter::ppc_lfdu() {
ppc_effective_address = (int32_t)((int16_t)(ppc_cur_instruction & 0xFFFF));
ppc_effective_address += val_reg_a;
ppc_result64_d = mem_grab_qword(ppc_effective_address);
ppc_store_dfpresult_int();
ppc_result_a = ppc_effective_address;
ppc_store_result_rega();
ppc_store_dfpresult_int(reg_d);
ppc_state.gpr[reg_a] = ppc_effective_address;
} else {
ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP);
}
@ -772,7 +766,7 @@ void dppc_interpreter::ppc_lfdx() {
ppc_grab_regsfpdiab();
ppc_effective_address = (reg_a) ? val_reg_a + val_reg_b : val_reg_b;
ppc_result64_d = mem_grab_qword(ppc_effective_address);
ppc_store_dfpresult_int();
ppc_store_dfpresult_int(reg_d);
}
void dppc_interpreter::ppc_lfdux() {
@ -780,9 +774,8 @@ void dppc_interpreter::ppc_lfdux() {
if (reg_a) {
ppc_effective_address = val_reg_a + val_reg_b;
ppc_result64_d = mem_grab_qword(ppc_effective_address);
ppc_store_dfpresult_int();
ppc_result_a = ppc_effective_address;
ppc_store_result_rega();
ppc_store_dfpresult_int(reg_d);
ppc_state.gpr[reg_a] = ppc_effective_address;
} else {
ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP);
}
@ -801,8 +794,7 @@ void dppc_interpreter::ppc_stfsu() {
ppc_effective_address = (int32_t)((int16_t)(ppc_cur_instruction & 0xFFFF));
ppc_effective_address += val_reg_a;
mem_write_dword(ppc_effective_address, uint32_t(ppc_state.fpr[reg_s].int64_r));
ppc_result_a = ppc_effective_address;
ppc_store_result_rega();
ppc_state.gpr[reg_a] = ppc_effective_address;
} else {
ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP);
}
@ -819,8 +811,7 @@ void dppc_interpreter::ppc_stfsux() {
if (reg_a) {
ppc_effective_address = val_reg_a + val_reg_b;
mem_write_dword(ppc_effective_address, uint32_t(ppc_state.fpr[reg_s].int64_r));
ppc_result_a = ppc_effective_address;
ppc_store_result_rega();
ppc_state.gpr[reg_a] = ppc_effective_address;
} else {
ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP);
}
@ -839,8 +830,7 @@ void dppc_interpreter::ppc_stfdu() {
ppc_effective_address = (int32_t)((int16_t)(ppc_cur_instruction & 0xFFFF));
ppc_effective_address += val_reg_a;
mem_write_qword(ppc_effective_address, ppc_state.fpr[reg_s].int64_r);
ppc_result_a = ppc_effective_address;
ppc_store_result_rega();
ppc_state.gpr[reg_a] = ppc_effective_address;
} else {
ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP);
}
@ -857,8 +847,7 @@ void dppc_interpreter::ppc_stfdux() {
if (reg_a != 0) {
ppc_effective_address = val_reg_a + val_reg_b;
mem_write_qword(ppc_effective_address, ppc_state.fpr[reg_s].int64_r);
ppc_result_a = ppc_effective_address;
ppc_store_result_rega();
ppc_state.gpr[reg_a] = ppc_effective_address;
} else {
ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP);
}