mirror of
https://github.com/dingusdev/dingusppc.git
synced 2024-06-27 05:29:32 +00:00
Refactoring interpreter value storage
This commit is contained in:
dingusdev
parent
2f8694e57c
commit
60f84ef0d9
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@ -294,8 +294,11 @@ extern void ppc_grab_regsfpsiab(bool int_rep);
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extern void ppc_store_result_regd();
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extern void ppc_store_result_rega();
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extern void ppc_store_sfpresult(bool int_rep);
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extern void ppc_store_dfpresult(bool int_rep);
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extern void ppc_store_sfpresult_int();
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extern void ppc_store_sfpresult_flt();
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extern void ppc_store_dfpresult_int();
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extern void ppc_store_dfpresult_flt();
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void ppc_changecrf0(uint32_t set_result);
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void ppc_fp_changecrf1();
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@ -58,20 +58,20 @@ uint64_t fp_return_uint64(uint32_t reg) {
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return ppc_state.fpr[reg].int64_r;
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}
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void ppc_store_sfpresult(bool int_rep) {
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if (int_rep) {
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ppc_state.fpr[reg_d].int64_r = ppc_result64_d;
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} else {
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ppc_state.fpr[reg_d].dbl64_r = ppc_dblresult64_d;
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}
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inline void ppc_store_sfpresult_int() {
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ppc_state.fpr[reg_d].int64_r = ppc_result64_d;
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}
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void ppc_store_dfpresult(bool int_rep) {
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if (int_rep) {
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ppc_state.fpr[reg_d].int64_r = ppc_result64_d;
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} else {
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ppc_state.fpr[reg_d].dbl64_r = ppc_dblresult64_d;
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}
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inline void ppc_store_sfpresult_flt() {
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ppc_state.fpr[reg_d].dbl64_r = ppc_dblresult64_d;
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}
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inline void ppc_store_dfpresult_int() {
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ppc_state.fpr[reg_d].int64_r = ppc_result64_d;
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}
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inline void ppc_store_dfpresult_flt() {
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ppc_state.fpr[reg_d].dbl64_r = ppc_dblresult64_d;
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}
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void ppc_grab_regsfpdb(bool int_rep) {
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@ -247,18 +247,18 @@ bool ppc_confirm_inf_nan(uint32_t chosen_reg_1, uint32_t chosen_reg_2, bool is_s
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switch (op) {
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case 36:
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if ((exp_a == 0xff) & (exp_b == 0xff)) {
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if ((exp_a == 0xff) && (exp_b == 0xff)) {
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ppc_state.fpscr |= 0x80400000;
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ppc_toggle_fpscr_fex();
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return true;
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} else if ((input_a == 0) & (input_b == 0)) {
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} else if ((input_a == 0) && (input_b == 0)) {
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ppc_state.fpscr |= 0x80200000;
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ppc_toggle_fpscr_fex();
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return true;
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}
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break;
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case 40:
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if ((exp_a == 0xff) & (exp_b == 0xff)) {
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if ((exp_a == 0xff) && (exp_b == 0xff)) {
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ppc_state.fpscr |= 0x80800000;
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ppc_toggle_fpscr_fex();
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return true;
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@ -273,7 +273,7 @@ bool ppc_confirm_inf_nan(uint32_t chosen_reg_1, uint32_t chosen_reg_2, bool is_s
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break;
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case 56:
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case 58:
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if ((exp_a == 0xff) & (exp_b == 0xff)) {
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if ((exp_a == 0xff) && (exp_b == 0xff)) {
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ppc_state.fpscr |= 0x80800000;
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ppc_toggle_fpscr_fex();
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return true;
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@ -290,18 +290,18 @@ bool ppc_confirm_inf_nan(uint32_t chosen_reg_1, uint32_t chosen_reg_2, bool is_s
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switch (op) {
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case 36:
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if ((exp_a == 0x7ff) & (exp_b == 0x7ff)) {
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if ((exp_a == 0x7ff) && (exp_b == 0x7ff)) {
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ppc_state.fpscr |= 0x80400000;
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ppc_toggle_fpscr_fex();
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return true;
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} else if ((input_a == 0) & (input_b == 0)) {
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} else if ((input_a == 0) && (input_b == 0)) {
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ppc_state.fpscr |= 0x80200000;
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ppc_toggle_fpscr_fex();
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return true;
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}
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break;
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case 40:
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if ((exp_a == 0x7ff) & (exp_b == 0x7ff)) {
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if ((exp_a == 0x7ff) && (exp_b == 0x7ff)) {
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ppc_state.fpscr |= 0x80800000;
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ppc_toggle_fpscr_fex();
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return true;
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@ -316,7 +316,7 @@ bool ppc_confirm_inf_nan(uint32_t chosen_reg_1, uint32_t chosen_reg_2, bool is_s
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break;
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case 56:
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case 58:
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if ((exp_a == 0xff) & (exp_b == 0xff)) {
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if ((exp_a == 0xff) && (exp_b == 0xff)) {
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ppc_state.fpscr |= 0x80800000;
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ppc_toggle_fpscr_fex();
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return true;
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@ -372,7 +372,7 @@ void dppc_interpreter::ppc_fadd() {
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if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 58)) {
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ppc_dblresult64_d = ppc_dblresult64_a + ppc_dblresult64_b;
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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}
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if (rc_flag)
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@ -384,7 +384,7 @@ void dppc_interpreter::ppc_fsub() {
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if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 56)) {
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ppc_dblresult64_d = ppc_dblresult64_a - ppc_dblresult64_b;
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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}
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if (rc_flag)
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@ -396,7 +396,7 @@ void dppc_interpreter::ppc_fdiv() {
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if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 36)) {
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ppc_dblresult64_d = ppc_dblresult64_a / ppc_dblresult64_b;
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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}
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if (rc_flag)
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@ -406,9 +406,9 @@ void dppc_interpreter::ppc_fdiv() {
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void dppc_interpreter::ppc_fmul() {
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ppc_grab_regsfpdac(false);
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if (!ppc_confirm_inf_nan(reg_a, reg_b, false, 50)) {
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if (!ppc_confirm_inf_nan(reg_a, reg_c, false, 50)) {
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ppc_dblresult64_d = ppc_dblresult64_a * ppc_dblresult64_c;
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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}
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if (rc_flag)
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@ -425,7 +425,7 @@ void dppc_interpreter::ppc_fmadd() {
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}
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}
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -441,7 +441,7 @@ void dppc_interpreter::ppc_fmsub() {
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}
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}
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -458,7 +458,7 @@ void dppc_interpreter::ppc_fnmadd() {
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}
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ppc_dblresult64_d = -ppc_dblresult64_d;
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -475,7 +475,7 @@ void dppc_interpreter::ppc_fnmsub() {
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}
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ppc_dblresult64_d = -ppc_dblresult64_d;
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -487,7 +487,7 @@ void dppc_interpreter::ppc_fadds() {
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if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 58)) {
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float intermediate = (float)ppc_dblresult64_a + (float)ppc_dblresult64_b;
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ppc_dblresult64_d = static_cast<double>(intermediate);
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ppc_store_dfpresult(false);
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ppc_store_sfpresult_flt();
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}
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if (rc_flag)
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@ -500,7 +500,7 @@ void dppc_interpreter::ppc_fsubs() {
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if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 56)) {
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float intermediate = (float)ppc_dblresult64_a - (float)ppc_dblresult64_b;
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ppc_dblresult64_d = static_cast<double>(intermediate);
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ppc_store_dfpresult(false);
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ppc_store_sfpresult_flt();
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}
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if (rc_flag)
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@ -510,10 +510,10 @@ void dppc_interpreter::ppc_fsubs() {
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void dppc_interpreter::ppc_fmuls() {
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ppc_grab_regsfpdac(false);
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if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 50)) {
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float intermediate = (float)ppc_dblresult64_a * (float)ppc_dblresult64_b;
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if (!ppc_confirm_inf_nan(reg_a, reg_c, true, 50)) {
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float intermediate = (float)ppc_dblresult64_a * (float)ppc_dblresult64_c;
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ppc_dblresult64_d = static_cast<double>(intermediate);
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ppc_store_dfpresult(false);
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ppc_store_sfpresult_flt();
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}
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if (rc_flag)
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@ -526,7 +526,7 @@ void dppc_interpreter::ppc_fdivs() {
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if (!ppc_confirm_inf_nan(reg_a, reg_b, true, 36)) {
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float intermediate = (float)ppc_dblresult64_a / (float)ppc_dblresult64_b;
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ppc_dblresult64_d = static_cast<double>(intermediate);
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ppc_store_dfpresult(false);
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ppc_store_sfpresult_flt();
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}
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if (rc_flag)
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@ -544,7 +544,7 @@ void dppc_interpreter::ppc_fmadds() {
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intermediate += (float)ppc_dblresult64_b;
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ppc_dblresult64_d = static_cast<double>(intermediate);
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ppc_store_dfpresult(false);
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ppc_store_sfpresult_flt();
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}
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}
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@ -563,7 +563,7 @@ void dppc_interpreter::ppc_fmsubs() {
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intermediate -= (float)ppc_dblresult64_b;
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ppc_dblresult64_d = static_cast<double>(intermediate);
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ppc_store_dfpresult(false);
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ppc_store_sfpresult_flt();
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}
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}
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@ -584,7 +584,7 @@ void dppc_interpreter::ppc_fnmadds() {
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ppc_dblresult64_d = static_cast<double>(intermediate);
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ppc_store_dfpresult(false);
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ppc_store_sfpresult_flt();
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}
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}
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@ -605,7 +605,7 @@ void dppc_interpreter::ppc_fnmsubs() {
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ppc_dblresult64_d = static_cast<double>(intermediate);
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ppc_store_dfpresult(false);
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ppc_store_sfpresult_flt();
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}
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}
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@ -618,7 +618,7 @@ void dppc_interpreter::ppc_fabs() {
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ppc_dblresult64_d = abs(ppc_dblresult64_b);
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -630,7 +630,7 @@ void dppc_interpreter::ppc_fnabs() {
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ppc_dblresult64_d = abs(ppc_dblresult64_b);
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ppc_dblresult64_d = -ppc_dblresult64_d;
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -641,7 +641,7 @@ void dppc_interpreter::ppc_fneg() {
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ppc_dblresult64_d = -ppc_dblresult64_d;
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -656,7 +656,7 @@ void dppc_interpreter::ppc_fsel() {
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ppc_dblresult64_d = ppc_dblresult64_b;
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}
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -665,7 +665,7 @@ void dppc_interpreter::ppc_fsel() {
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void dppc_interpreter::ppc_fsqrt() {
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ppc_grab_regsfpdb(false);
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ppc_dblresult64_d = std::sqrt(ppc_dblresult64_b);
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -678,7 +678,7 @@ void dppc_interpreter::ppc_fsqrts() {
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test >>= 1;
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uint64_t* pre_final = (uint64_t*)&test;
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ppc_result64_d = *pre_final;
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ppc_store_dfpresult(true);
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ppc_store_sfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -692,7 +692,7 @@ void dppc_interpreter::ppc_frsqrte() {
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}
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ppc_dblresult64_d = testd2;
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -703,7 +703,7 @@ void dppc_interpreter::ppc_frsp() {
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double testd2 = (double)ppc_result64_b;
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float testf2 = (float)testd2;
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ppc_dblresult64_d = (double)testf2;
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -714,7 +714,7 @@ void dppc_interpreter::ppc_fres() {
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float testf2 = (float)ppc_dblresult64_b;
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testf2 = 1 / testf2;
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ppc_dblresult64_d = (double)testf2;
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ppc_store_dfpresult(false);
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ppc_store_dfpresult_flt();
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if (rc_flag)
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ppc_changecrf1();
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@ -734,7 +734,7 @@ void dppc_interpreter::ppc_fctiw() {
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ppc_result64_d = round_to_neg_inf(ppc_dblresult64_b);
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}
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ppc_store_dfpresult(true);
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ppc_store_dfpresult_int();
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if (rc_flag)
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ppc_changecrf1();
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@ -744,7 +744,7 @@ void dppc_interpreter::ppc_fctiwz() {
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ppc_grab_regsfpdb(false);
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ppc_result64_d = round_to_zero(ppc_dblresult64_b);
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ppc_store_result_regd();
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ppc_store_dfpresult_int();
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if (rc_flag)
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ppc_changecrf1();
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@ -757,7 +757,7 @@ void dppc_interpreter::ppc_lfs() {
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ppc_effective_address = (int32_t)((int16_t)(ppc_cur_instruction & 0xFFFF));
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ppc_effective_address += (reg_a > 0) ? ppc_result_a : 0;
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ppc_result64_d = mem_grab_dword(ppc_effective_address);
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ppc_store_dfpresult(true);
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ppc_store_sfpresult_int();
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}
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@ -768,7 +768,7 @@ void dppc_interpreter::ppc_lfsu() {
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ppc_effective_address += (reg_a > 0) ? ppc_result_a : 0;
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ppc_result64_d = mem_grab_dword(ppc_effective_address);
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ppc_result_a = ppc_effective_address;
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ppc_store_dfpresult(true);
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ppc_store_sfpresult_int();
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ppc_store_result_rega();
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} else {
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ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP);
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@ -779,7 +779,7 @@ void dppc_interpreter::ppc_lfsx() {
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ppc_grab_regsfpdiab(true);
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ppc_effective_address = (reg_a == 0) ? ppc_result_b : ppc_result_a + ppc_result_b;
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ppc_result64_d = mem_grab_dword(ppc_effective_address);
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ppc_store_dfpresult(true);
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ppc_store_sfpresult_int();
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}
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void dppc_interpreter::ppc_lfsux() {
|
||||
|
|
@ -788,7 +788,7 @@ void dppc_interpreter::ppc_lfsux() {
|
|||
ppc_effective_address = ppc_result_a + ppc_result_b;
|
||||
ppc_result64_d = mem_grab_dword(ppc_effective_address);
|
||||
ppc_result_a = ppc_effective_address;
|
||||
ppc_store_dfpresult(true);
|
||||
ppc_store_sfpresult_int();
|
||||
ppc_store_result_rega();
|
||||
} else {
|
||||
ppc_exception_handler(Except_Type::EXC_PROGRAM, Exc_Cause::ILLEGAL_OP);
|
||||
|
|
@ -800,7 +800,7 @@ void dppc_interpreter::ppc_lfd() {
|
|||
ppc_effective_address = (int32_t)((int16_t)(ppc_cur_instruction & 0xFFFF));
|
||||
ppc_effective_address += (reg_a > 0) ? ppc_result_a : 0;
|
||||
ppc_result64_d = mem_grab_qword(ppc_effective_address);
|
||||
ppc_store_dfpresult(true);
|
||||
ppc_store_dfpresult_int();
|
||||
}
|
||||
|
||||
void dppc_interpreter::ppc_lfdu() {
|
||||
|
|
@ -809,7 +809,7 @@ void dppc_interpreter::ppc_lfdu() {
|
|||
ppc_effective_address = (int32_t)((int16_t)(ppc_cur_instruction & 0xFFFF));
|
||||
ppc_effective_address += ppc_result_a;
|
||||
ppc_result64_d = mem_grab_qword(ppc_effective_address);
|
||||
ppc_store_dfpresult(true);
|
||||
ppc_store_dfpresult_int();
|
||||
ppc_result_a = ppc_effective_address;
|
||||
ppc_store_result_rega();
|
||||
} else {
|
||||
|
|
@ -820,8 +820,8 @@ void dppc_interpreter::ppc_lfdu() {
|
|||
void dppc_interpreter::ppc_lfdx() {
|
||||
ppc_grab_regsfpdia(true);
|
||||
ppc_effective_address = (reg_a > 0) ? ppc_result_a + ppc_result_b : ppc_result_b;
|
||||
ppc_result64_d = mem_grab_qword(ppc_effective_address);
|
||||
ppc_store_dfpresult(true);
|
||||
ppc_result64_d = mem_grab_qword(ppc_effective_address);
|
||||
ppc_store_dfpresult_int();
|
||||
}
|
||||
|
||||
void dppc_interpreter::ppc_lfdux() {
|
||||
|
|
@ -829,7 +829,7 @@ void dppc_interpreter::ppc_lfdux() {
|
|||
if (reg_a != 0) {
|
||||
ppc_effective_address = ppc_result_a + ppc_result_b;
|
||||
ppc_result64_d = mem_grab_qword(ppc_effective_address);
|
||||
ppc_store_dfpresult(true);
|
||||
ppc_store_dfpresult_int();
|
||||
ppc_result_a = ppc_effective_address;
|
||||
ppc_store_result_rega();
|
||||
} else {
|
||||
|
|
@ -924,7 +924,7 @@ void dppc_interpreter::ppc_stfiwx() {
|
|||
void dppc_interpreter::ppc_fmr() {
|
||||
ppc_grab_regsfpdb(true);
|
||||
ppc_state.fpr[reg_d] = ppc_state.fpr[reg_b];
|
||||
ppc_store_dfpresult(true);
|
||||
ppc_store_dfpresult_int();
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -1028,7 +1028,7 @@ void dppc_interpreter::ppc_mcrfs() {
|
|||
crf_d = crf_d << 2;
|
||||
crf_s = (ppc_cur_instruction >> 18) & 7;
|
||||
crf_s = crf_d << 2;
|
||||
ppc_state.cr = ~(ppc_state.cr & ((15 << (28 - crf_d)))) &
|
||||
ppc_state.cr = ~(ppc_state.cr & ((15 << (28 - crf_d)))) +
|
||||
(ppc_state.fpscr & (15 << (28 - crf_s)));
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -65,35 +65,35 @@ what endian the numbers are to be stored in.
|
|||
**/
|
||||
|
||||
// Storage and register retrieval functions for the integer functions.
|
||||
void ppc_store_result_regd() {
|
||||
inline void ppc_store_result_regd() {
|
||||
ppc_state.gpr[reg_d] = ppc_result_d;
|
||||
}
|
||||
|
||||
void ppc_store_result_rega() {
|
||||
inline void ppc_store_result_rega() {
|
||||
ppc_state.gpr[reg_a] = ppc_result_a;
|
||||
}
|
||||
|
||||
void ppc_grab_regsdasimm() {
|
||||
inline void ppc_grab_regsdasimm() {
|
||||
reg_d = (ppc_cur_instruction >> 21) & 31;
|
||||
reg_a = (ppc_cur_instruction >> 16) & 31;
|
||||
simm = (int32_t)((int16_t)((ppc_cur_instruction)&65535));
|
||||
ppc_result_a = ppc_state.gpr[reg_a];
|
||||
}
|
||||
|
||||
void ppc_grab_regsdauimm() {
|
||||
inline void ppc_grab_regsdauimm() {
|
||||
reg_d = (ppc_cur_instruction >> 21) & 31;
|
||||
reg_a = (ppc_cur_instruction >> 16) & 31;
|
||||
uimm = (uint32_t)((uint16_t)((ppc_cur_instruction)&65535));
|
||||
ppc_result_a = ppc_state.gpr[reg_a];
|
||||
}
|
||||
|
||||
void ppc_grab_regsasimm() {
|
||||
inline void ppc_grab_regsasimm() {
|
||||
reg_a = (ppc_cur_instruction >> 16) & 31;
|
||||
simm = (int32_t)((int16_t)(ppc_cur_instruction & 65535));
|
||||
ppc_result_a = ppc_state.gpr[reg_a];
|
||||
}
|
||||
|
||||
void ppc_grab_regssauimm() {
|
||||
inline void ppc_grab_regssauimm() {
|
||||
reg_s = (ppc_cur_instruction >> 21) & 31;
|
||||
reg_a = (ppc_cur_instruction >> 16) & 31;
|
||||
uimm = (uint32_t)((uint16_t)((ppc_cur_instruction)&65535));
|
||||
|
|
@ -101,7 +101,7 @@ void ppc_grab_regssauimm() {
|
|||
ppc_result_a = ppc_state.gpr[reg_a];
|
||||
}
|
||||
|
||||
void ppc_grab_regsdab() {
|
||||
inline void ppc_grab_regsdab() {
|
||||
reg_d = (ppc_cur_instruction >> 21) & 31;
|
||||
reg_a = (ppc_cur_instruction >> 16) & 31;
|
||||
reg_b = (ppc_cur_instruction >> 11) & 31;
|
||||
|
|
@ -109,7 +109,7 @@ void ppc_grab_regsdab() {
|
|||
ppc_result_b = ppc_state.gpr[reg_b];
|
||||
}
|
||||
|
||||
void ppc_grab_regssab() {
|
||||
inline void ppc_grab_regssab() {
|
||||
reg_s = (ppc_cur_instruction >> 21) & 31;
|
||||
reg_a = (ppc_cur_instruction >> 16) & 31;
|
||||
reg_b = (ppc_cur_instruction >> 11) & 31;
|
||||
|
|
@ -118,27 +118,27 @@ void ppc_grab_regssab() {
|
|||
ppc_result_b = ppc_state.gpr[reg_b];
|
||||
}
|
||||
|
||||
void ppc_grab_regssa() {
|
||||
inline void ppc_grab_regssa() {
|
||||
reg_s = (ppc_cur_instruction >> 21) & 31;
|
||||
reg_a = (ppc_cur_instruction >> 16) & 31;
|
||||
ppc_result_d = ppc_state.gpr[reg_s];
|
||||
ppc_result_a = ppc_state.gpr[reg_a];
|
||||
}
|
||||
|
||||
void ppc_grab_regssb() {
|
||||
inline void ppc_grab_regssb() {
|
||||
reg_s = (ppc_cur_instruction >> 21) & 31;
|
||||
reg_b = (ppc_cur_instruction >> 11) & 31;
|
||||
ppc_result_d = ppc_state.gpr[reg_s];
|
||||
ppc_result_b = ppc_state.gpr[reg_b];
|
||||
}
|
||||
|
||||
void ppc_grab_regsda() {
|
||||
inline void ppc_grab_regsda() {
|
||||
reg_d = (ppc_cur_instruction >> 21) & 31;
|
||||
reg_a = (ppc_cur_instruction >> 16) & 31;
|
||||
ppc_result_a = ppc_state.gpr[reg_a];
|
||||
}
|
||||
|
||||
void ppc_grab_regsdb() {
|
||||
inline void ppc_grab_regsdb() {
|
||||
reg_d = (ppc_cur_instruction >> 21) & 31;
|
||||
reg_b = (ppc_cur_instruction >> 11) & 31;
|
||||
ppc_result_b = ppc_state.gpr[reg_b];
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user