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-rw-r--r--libpcsxcore/new_dynarec/new_dynarec.c23
1 files changed, 18 insertions, 5 deletions
diff --git a/libpcsxcore/new_dynarec/new_dynarec.c b/libpcsxcore/new_dynarec/new_dynarec.c
index 66a5a89..69e829f 100644
--- a/libpcsxcore/new_dynarec/new_dynarec.c
+++ b/libpcsxcore/new_dynarec/new_dynarec.c
@@ -5650,7 +5650,6 @@ void sjump_assemble(int i,struct regstat *i_regs)
// First test branch condition, then execute delay slot, then branch
ooo=0;
}
- assert(opcode2[i]<0x10||ooo); // FIXME (BxxZALL)
if(ooo) {
s1l=get_reg(branch_regs[i].regmap,rs1[i]);
@@ -5837,18 +5836,32 @@ void sjump_assemble(int i,struct regstat *i_regs)
// In-order execution (branch first)
//printf("IOE\n");
int nottaken=0;
+ if(rt1[i]==31) {
+ int rt,return_address;
+ assert(rt1[i+1]!=31);
+ assert(rt2[i+1]!=31);
+ rt=get_reg(branch_regs[i].regmap,31);
+ if(rt>=0) {
+ // Save the PC even if the branch is not taken
+ return_address=start+i*4+8;
+ emit_movimm(return_address,rt); // PC into link register
+ #ifdef IMM_PREFETCH
+ emit_prefetch(hash_table[((return_address>>16)^return_address)&0xFFFF]);
+ #endif
+ }
+ }
if(!unconditional) {
//printf("branch(%d): eax=%d ecx=%d edx=%d ebx=%d ebp=%d esi=%d edi=%d\n",i,branch_regs[i].regmap[0],branch_regs[i].regmap[1],branch_regs[i].regmap[2],branch_regs[i].regmap[3],branch_regs[i].regmap[5],branch_regs[i].regmap[6],branch_regs[i].regmap[7]);
if(!only32)
{
assert(s1h>=0);
- if((opcode2[i]&0x1d)==0) // BLTZ/BLTZL
+ if((opcode2[i]&0x0d)==0) // BLTZ/BLTZL/BLTZAL/BLTZALL
{
emit_test(s1h,s1h);
nottaken=(int)out;
emit_jns(1);
}
- if((opcode2[i]&0x1d)==1) // BGEZ/BGEZL
+ if((opcode2[i]&0x0d)==1) // BGEZ/BGEZL/BGEZAL/BGEZALL
{
emit_test(s1h,s1h);
nottaken=(int)out;
@@ -5858,13 +5871,13 @@ void sjump_assemble(int i,struct regstat *i_regs)
else
{
assert(s1l>=0);
- if((opcode2[i]&0x1d)==0) // BLTZ/BLTZL
+ if((opcode2[i]&0x0d)==0) // BLTZ/BLTZL/BLTZAL/BLTZALL
{
emit_test(s1l,s1l);
nottaken=(int)out;
emit_jns(1);
}
- if((opcode2[i]&0x1d)==1) // BGEZ/BGEZL
+ if((opcode2[i]&0x0d)==1) // BGEZ/BGEZL/BGEZAL/BGEZALL
{
emit_test(s1l,s1l);
nottaken=(int)out;