X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fr3000a.c;h=7e6f16b48182caf55a75ca95261b6e9f59983e96;hb=c979e8c288de90834ceecfd7a37543a44cdd9402;hp=cccfa602994a9829d08f4979fce286db9d337885;hpb=62656449abd4cc364e2a87608efb12a97ce26a3d;p=pcsx_rearmed.git diff --git a/libpcsxcore/r3000a.c b/libpcsxcore/r3000a.c index cccfa602..7e6f16b4 100644 --- a/libpcsxcore/r3000a.c +++ b/libpcsxcore/r3000a.c @@ -25,18 +25,22 @@ #include "cdrom.h" #include "mdec.h" #include "gte.h" +#include "psxinterpreter.h" R3000Acpu *psxCpu = NULL; +#ifdef DRC_DISABLE psxRegisters psxRegs; +#endif int psxInit() { SysPrintf(_("Running PCSX Version %s (%s).\n"), PACKAGE_VERSION, __DATE__); -#ifdef PSXREC +#ifndef DRC_DISABLE if (Config.Cpu == CPU_INTERPRETER) { psxCpu = &psxInt; } else psxCpu = &psxRec; #else + Config.Cpu = CPU_INTERPRETER; psxCpu = &psxInt; #endif @@ -79,7 +83,9 @@ void psxShutdown() { } void psxException(u32 code, u32 bd) { - if (!Config.HLE && ((((psxRegs.code = PSXMu32(psxRegs.pc)) >> 24) & 0xfe) == 0x4a)) { + psxRegs.code = fetch(psxRegs.pc); + + if (!Config.HLE && ((((psxRegs.code) >> 24) & 0xfe) == 0x4a)) { // "hokuto no ken" / "Crash Bandicot 2" ... // BIOS does not allow to return to GTE instructions // (just skips it, supposedly because it's scheduled already) @@ -89,14 +95,13 @@ void psxException(u32 code, u32 bd) { } // Set the Cause - psxRegs.CP0.n.Cause = code; + psxRegs.CP0.n.Cause = (psxRegs.CP0.n.Cause & 0x300) | code; // Set the EPC & PC if (bd) { #ifdef PSXCPU_LOG PSXCPU_LOG("bd set!!!\n"); #endif - SysPrintf("bd set!!!\n"); psxRegs.CP0.n.Cause |= 0x80000000; psxRegs.CP0.n.EPC = (psxRegs.pc - 4); } else @@ -185,6 +190,12 @@ void psxBranchTest() { cdrLidSeekInterrupt(); } } + if (psxRegs.interrupt & (1 << PSXINT_SPU_UPDATE)) { // scheduled spu update + if ((psxRegs.cycle - psxRegs.intCycle[PSXINT_SPU_UPDATE].sCycle) >= psxRegs.intCycle[PSXINT_SPU_UPDATE].cycle) { + psxRegs.interrupt &= ~(1 << PSXINT_SPU_UPDATE); + spuUpdate(); + } + } } if (psxHu32(0x1070) & psxHu32(0x1074)) {