diff options
Diffstat (limited to 'libpcsxcore/new_dynarec')
| -rw-r--r-- | libpcsxcore/new_dynarec/new_dynarec.c | 23 |
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; |