From: notaz <notasas@gmail.com>
Date: Fri, 10 Dec 2010 15:57:35 +0000 (+0200)
Subject: drc: hook even to detect irq unmasking
X-Git-Tag: r1~37
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=commitdiff_plain;h=28bc5688589e5f2d6cfa86bb22441e763de468cd

drc: hook even to detect irq unmasking
---

diff --git a/libpcsxcore/new_dynarec/emu_if.c b/libpcsxcore/new_dynarec/emu_if.c
index 3403d452..08d9f57a 100644
--- a/libpcsxcore/new_dynarec/emu_if.c
+++ b/libpcsxcore/new_dynarec/emu_if.c
@@ -14,16 +14,7 @@
 #define evprintf(...)
 
 char invalid_code[0x100000];
-u32 event_cycles[6];
-
-void MTC0_()
-{
-	extern void psxMTC0();
-
-	memprintf("ari64 MTC0 %08x\n", psxRegs.code);
-	psxMTC0();
-	pending_exception = 1; /* FIXME? */
-}
+u32 event_cycles[7];
 
 static void schedule_timeslice(void)
 {
@@ -54,7 +45,6 @@ static void schedule_timeslice(void)
 
 void gen_interupt()
 {
-	//evprintf("ari64_gen_interupt\n");
 	evprintf("  +ge %08x, %u->%u\n", psxRegs.pc, psxRegs.cycle, next_interupt);
 #ifdef DRC_DBG
 	psxRegs.cycle += 2;
@@ -70,6 +60,15 @@ void gen_interupt()
 	pending_exception = 1; /* FIXME */
 }
 
+void MTC0_()
+{
+	extern void psxMTC0();
+
+	evprintf("ari64 MTC0 %08x %08x %u\n", psxRegs.code, psxRegs.pc, psxRegs.cycle);
+	psxMTC0();
+	gen_interupt(); /* FIXME: checking pending irqs should be enough */
+}
+
 void check_interupt()
 {
 	printf("ari64_check_interupt\n");
@@ -82,37 +81,37 @@ void read_nomem_new()
 
 static void read_mem8()
 {
-	memprintf("ari64_read_mem8  %08x, PC~=%08x\n", address, psxRegs.pc);
+	memprintf("ari64_read_mem8  %08x @%08x %u\n", address, psxRegs.pc, psxRegs.cycle);
 	readmem_word = psxMemRead8(address) & 0xff;
 }
 
 static void read_mem16()
 {
-	memprintf("ari64_read_mem16 %08x, PC~=%08x\n", address, psxRegs.pc);
+	memprintf("ari64_read_mem16 %08x @%08x %u\n", address, psxRegs.pc, psxRegs.cycle);
 	readmem_word = psxMemRead16(address) & 0xffff;
 }
 
 static void read_mem32()
 {
-	memprintf("ari64_read_mem32 %08x, PC~=%08x\n", address, psxRegs.pc);
+	memprintf("ari64_read_mem32 %08x @%08x %u\n", address, psxRegs.pc, psxRegs.cycle);
 	readmem_word = psxMemRead32(address);
 }
 
 static void write_mem8()
 {
-	memprintf("ari64_write_mem8  %08x,       %02x, PC~=%08x\n", address, byte, psxRegs.pc);
+	memprintf("ari64_write_mem8  %08x,       %02x @%08x %u\n", address, byte, psxRegs.pc, psxRegs.cycle);
 	psxMemWrite8(address, byte);
 }
 
 static void write_mem16()
 {
-	memprintf("ari64_write_mem16 %08x,     %04x, PC~=%08x\n", address, hword, psxRegs.pc);
+	memprintf("ari64_write_mem16 %08x,     %04x @%08x %u\n", address, hword, psxRegs.pc, psxRegs.cycle);
 	psxMemWrite16(address, hword);
 }
 
 static void write_mem32()
 {
-	memprintf("ari64_write_mem32 %08x, %08x, PC~=%08x\n", address, word, psxRegs.pc);
+	memprintf("ari64_write_mem32 %08x, %08x @%08x %u\n", address, word, psxRegs.pc, psxRegs.cycle);
 	psxMemWrite32(address, word);
 }
 
diff --git a/libpcsxcore/new_dynarec/linkage_arm.s b/libpcsxcore/new_dynarec/linkage_arm.s
index 5b7d7837..b13df817 100644
--- a/libpcsxcore/new_dynarec/linkage_arm.s
+++ b/libpcsxcore/new_dynarec/linkage_arm.s
@@ -587,6 +587,7 @@ cc_interrupt:
 	.global	do_interrupt
 	.type	do_interrupt, %function
 do_interrupt:
+	/* FIXME: cycles already calculated, not needed? */
 	ldr	r0, [fp, #pcaddr-dynarec_local]
 	bl	get_addr_ht
 	ldr	r1, [fp, #next_interupt-dynarec_local]
diff --git a/libpcsxcore/psxhw.c b/libpcsxcore/psxhw.c
index 9123f76c..f265e196 100644
--- a/libpcsxcore/psxhw.c
+++ b/libpcsxcore/psxhw.c
@@ -431,6 +431,8 @@ void psxHwWrite16(u32 add, u16 value) {
 			PSXHW_LOG("IMASK 16bit write %x\n", value);
 #endif
 			psxHu16ref(0x1074) = SWAPu16(value);
+			if (psxHu16ref(0x1070) & value)
+				new_dyna_set_event(6, 1);
 			return;
 
 		case 0x1f801100:
@@ -543,6 +545,8 @@ void psxHwWrite32(u32 add, u32 value) {
 			PSXHW_LOG("IMASK 32bit write %x\n", value);
 #endif
 			psxHu32ref(0x1074) = SWAPu32(value);
+			if (psxHu32ref(0x1070) & value)
+				new_dyna_set_event(6, 1);
 			return;
 
 #ifdef PSXHW_LOG
diff --git a/libpcsxcore/psxmem.h b/libpcsxcore/psxmem.h
index b4096034..a5c6c4a1 100644
--- a/libpcsxcore/psxmem.h
+++ b/libpcsxcore/psxmem.h
@@ -138,7 +138,7 @@ void psxMemWrite16(u32 mem, u16 value);
 void psxMemWrite32(u32 mem, u32 value);
 void *psxMemPointer(u32 mem);
 
-extern u32 event_cycles[6];
+extern u32 event_cycles[7];
 extern u32 next_interupt;
 
 #define new_dyna_set_event(e, c) { \