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authornotaz2011-10-16 18:37:49 +0300
committernotaz2011-10-30 23:48:07 +0200
commit2167bef61daaeb12ceb59c3c577fc636e9011d6d (patch)
treea4b1299c2e8ffded78256eb78c81fc421cbae694 /libpcsxcore
parent0b6c6da8dc06ebbb562516e33ebe41c6a2f556da (diff)
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drc: finish GTE reg liveness analysis
Diffstat (limited to 'libpcsxcore')
-rw-r--r--libpcsxcore/new_dynarec/emu_if.c102
-rw-r--r--libpcsxcore/new_dynarec/emu_if.h2
-rw-r--r--libpcsxcore/new_dynarec/new_dynarec.c5
3 files changed, 107 insertions, 2 deletions
diff --git a/libpcsxcore/new_dynarec/emu_if.c b/libpcsxcore/new_dynarec/emu_if.c
index 6957689..92eb68f 100644
--- a/libpcsxcore/new_dynarec/emu_if.c
+++ b/libpcsxcore/new_dynarec/emu_if.c
@@ -143,6 +143,7 @@ void new_dyna_restore(void)
new_dyna_pcsx_mem_load_state();
}
+/* GTE stuff */
void *gte_handlers[64];
void *gte_handlers_nf[64] = {
@@ -176,6 +177,107 @@ const char gte_cycletab[64] = {
23, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 5, 39,
};
+enum gte_opcodes {
+ GTE_RTPS = 0x01,
+ GTE_NCLIP = 0x06,
+ GTE_OP = 0x0c,
+ GTE_DPCS = 0x10,
+ GTE_INTPL = 0x11,
+ GTE_MVMVA = 0x12,
+ GTE_NCDS = 0x13,
+ GTE_CDP = 0x14,
+ GTE_NCDT = 0x16,
+ GTE_NCCS = 0x1b,
+ GTE_CC = 0x1c,
+ GTE_NCS = 0x1e,
+ GTE_NCT = 0x20,
+ GTE_SQR = 0x28,
+ GTE_DCPL = 0x29,
+ GTE_DPCT = 0x2a,
+ GTE_AVSZ3 = 0x2d,
+ GTE_AVSZ4 = 0x2e,
+ GTE_RTPT = 0x30,
+ GTE_GPF = 0x3d,
+ GTE_GPL = 0x3e,
+ GTE_NCCT = 0x3f,
+};
+
+#define GCBIT(x) \
+ (1ll << (32+x))
+#define GDBIT(x) \
+ (1ll << (x))
+#define GCBITS3(b0,b1,b2) \
+ (GCBIT(b0) | GCBIT(b1) | GCBIT(b2))
+#define GDBITS2(b0,b1) \
+ (GDBIT(b0) | GDBIT(b1))
+#define GDBITS3(b0,b1,b2) \
+ (GDBITS2(b0,b1) | GDBIT(b2))
+#define GDBITS4(b0,b1,b2,b3) \
+ (GDBITS3(b0,b1,b2) | GDBIT(b3))
+#define GDBITS5(b0,b1,b2,b3,b4) \
+ (GDBITS4(b0,b1,b2,b3) | GDBIT(b4))
+#define GDBITS6(b0,b1,b2,b3,b4,b5) \
+ (GDBITS5(b0,b1,b2,b3,b4) | GDBIT(b5))
+#define GDBITS7(b0,b1,b2,b3,b4,b5,b6) \
+ (GDBITS6(b0,b1,b2,b3,b4,b5) | GDBIT(b6))
+#define GDBITS8(b0,b1,b2,b3,b4,b5,b6,b7) \
+ (GDBITS7(b0,b1,b2,b3,b4,b5,b6) | GDBIT(b7))
+#define GDBITS9(b0,b1,b2,b3,b4,b5,b6,b7,b8) \
+ (GDBITS8(b0,b1,b2,b3,b4,b5,b6,b7) | GDBIT(b8))
+#define GDBITS10(b0,b1,b2,b3,b4,b5,b6,b7,b8,b9) \
+ (GDBITS9(b0,b1,b2,b3,b4,b5,b6,b7,b8) | GDBIT(b9))
+
+const uint64_t gte_reg_reads[64] = {
+ [GTE_RTPS] = 0x1f0000ff00000000ll | GDBITS7(0,1,13,14,17,18,19),
+ [GTE_NCLIP] = GDBITS3(12,13,14),
+ [GTE_OP] = GCBITS3(0,2,4) | GDBITS3(9,10,11),
+ [GTE_DPCS] = GCBITS3(21,22,23) | GDBITS4(6,8,21,22),
+ [GTE_INTPL] = GCBITS3(21,22,23) | GDBITS7(6,8,9,10,11,21,22),
+ [GTE_MVMVA] = 0x00ffffff00000000ll | GDBITS6(0,1,2,3,4,5), // XXX: maybe decode further?
+ [GTE_NCDS] = 0x00ffff0000000000ll | GDBITS5(0,1,6,21,22),
+ [GTE_CDP] = 0x00fff00000000000ll | GDBITS7(6,8,9,10,11,21,22),
+ [GTE_NCDT] = 0x00ffff0000000000ll | GDBITS8(0,1,2,3,4,5,6,8),
+ [GTE_NCCS] = 0x00ffff0000000000ll | GDBITS6(0,1,6,8,21,22),
+ [GTE_CC] = 0x001fe00000000000ll | GDBITS6(6,9,10,11,21,22),
+ [GTE_NCS] = 0x001fff0000000000ll | GDBITS4(0,1,21,22),
+ [GTE_NCT] = 0x001fff0000000000ll | GDBITS7(0,1,2,3,4,5,6),
+ [GTE_SQR] = GDBITS3(9,10,11),
+ [GTE_DCPL] = GCBITS3(21,22,23) | GDBITS7(6,8,9,10,11,21,22),
+ [GTE_DPCT] = GCBITS3(21,22,23) | GDBITS4(8,20,21,22),
+ [GTE_AVSZ3] = GCBIT(29) | GDBITS3(17,18,19),
+ [GTE_AVSZ4] = GCBIT(30) | GDBITS4(16,17,18,19),
+ [GTE_RTPT] = 0x1f0000ff00000000ll | GDBITS7(0,1,2,3,4,5,19),
+ [GTE_GPF] = GDBITS7(6,8,9,10,11,21,22),
+ [GTE_GPL] = GDBITS10(6,8,9,10,11,21,22,25,26,27),
+ [GTE_NCCT] = 0x001fff0000000000ll | GDBITS7(0,1,2,3,4,5,6),
+};
+
+// note: this excludes gteFLAG that is always written to
+const uint64_t gte_reg_writes[64] = {
+ [GTE_RTPS] = 0x0f0f7f00ll,
+ [GTE_NCLIP] = GDBIT(24),
+ [GTE_OP] = GDBITS6(9,10,11,25,26,27),
+ [GTE_DPCS] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_INTPL] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_MVMVA] = GDBITS6(9,10,11,25,26,27),
+ [GTE_NCDS] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_CDP] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_NCDT] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_NCCS] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_CC] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_NCS] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_NCT] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_SQR] = GDBITS6(9,10,11,25,26,27),
+ [GTE_DCPL] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_DPCT] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_AVSZ3] = GDBITS2(7,24),
+ [GTE_AVSZ4] = GDBITS2(7,24),
+ [GTE_RTPT] = 0x0f0f7f00ll,
+ [GTE_GPF] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_GPL] = GDBITS9(9,10,11,20,21,22,25,26,27),
+ [GTE_NCCT] = GDBITS9(9,10,11,20,21,22,25,26,27),
+};
+
static int ari64_init()
{
extern void (*psxCP2[64])();
diff --git a/libpcsxcore/new_dynarec/emu_if.h b/libpcsxcore/new_dynarec/emu_if.h
index 9078150..90e32e7 100644
--- a/libpcsxcore/new_dynarec/emu_if.h
+++ b/libpcsxcore/new_dynarec/emu_if.h
@@ -29,6 +29,8 @@ extern void *gte_handlers[64];
extern void *gte_handlers_nf[64];
extern const char *gte_regnames[64];
extern const char gte_cycletab[64];
+extern const uint64_t gte_reg_reads[64];
+extern const uint64_t gte_reg_writes[64];
/* dummy */
extern int FCR0, FCR31;
diff --git a/libpcsxcore/new_dynarec/new_dynarec.c b/libpcsxcore/new_dynarec/new_dynarec.c
index 9698037..ce77e00 100644
--- a/libpcsxcore/new_dynarec/new_dynarec.c
+++ b/libpcsxcore/new_dynarec/new_dynarec.c
@@ -8651,8 +8651,9 @@ int new_recompile_block(int addr)
rs2[i]=0;
rt1[i]=0;
rt2[i]=0;
- gte_rt[i]=1ll<<63; // every op changes flags
- // TODO: other regs?
+ gte_rs[i]=gte_reg_reads[source[i]&0x3f];
+ gte_rt[i]=gte_reg_writes[source[i]&0x3f];
+ gte_rt[i]|=1ll<<63; // every op changes flags
break;
case FLOAT:
case FCONV: