diff options
| -rw-r--r-- | src/dynarec/arm64/dynarec_arm64_67_32.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/dynarec/arm64/dynarec_arm64_67_32.c b/src/dynarec/arm64/dynarec_arm64_67_32.c index c4315996..691c470c 100644 --- a/src/dynarec/arm64/dynarec_arm64_67_32.c +++ b/src/dynarec/arm64/dynarec_arm64_67_32.c @@ -65,6 +65,66 @@ uintptr_t dynarec64_67_32(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int addr = dynarec64_6764_32(dyn, addr, ip, ninst, rex, rep, _FS, ok, need_epilog); break; + #define GO(NO, YES) \ + BARRIER(BARRIER_MAYBE); \ + JUMP(addr+i8, 1); \ + if(dyn->insts[ninst].x64.jmp_insts==-1 || \ + CHECK_CACHE()) { \ + /* out of the block */ \ + i32 = dyn->insts[ninst].epilog-(dyn->native_size); \ + Bcond(NO, i32); \ + if(dyn->insts[ninst].x64.jmp_insts==-1) { \ + if(!(dyn->insts[ninst].x64.barrier&BARRIER_FLOAT)) \ + fpu_purgecache(dyn, ninst, 1, x1, x2, x3); \ + jump_to_next(dyn, addr+i8, 0, ninst, rex.is32bits); \ + } else { \ + CacheTransform(dyn, ninst, cacheupd, x1, x2, x3); \ + i32 = dyn->insts[dyn->insts[ninst].x64.jmp_insts].address-(dyn->native_size);\ + B(i32); \ + } \ + } else { \ + /* inside the block */ \ + i32 = dyn->insts[dyn->insts[ninst].x64.jmp_insts].address-(dyn->native_size); \ + Bcond(YES, i32); \ + } + case 0xE0: + INST_NAME("LOOPNZ (16bits)"); + READFLAGS(X_ZF); + i8 = F8S; + UXTHw(x1, xRCX); + SUBSw_U12(x1, x1, 1); + BFIx(xRCX, x1, 0, 16); + B_NEXT(cEQ); // ECX is 0, no LOOP + TSTw_mask(xFlags, 0b011010, 0); //mask=0x40 + GO(cNE, cEQ); + break; + case 0xE1: + INST_NAME("LOOPZ (16bits)"); + READFLAGS(X_ZF); + i8 = F8S; + UXTHw(x1, xRCX); + SUBSw_U12(x1, x1, 1); + BFIx(xRCX, x1, 0, 16); + B_NEXT(cEQ); // ECX is 0, no LOOP + TSTw_mask(xFlags, 0b011010, 0); //mask=0x40 + GO(cEQ, cNE); + break; + case 0xE2: + INST_NAME("LOOP (16bits)"); + i8 = F8S; + UXTHw(x1, xRCX); + SUBSw_U12(x1, x1, 1); + BFIx(xRCX, x1, 0, 16); + GO(cEQ, cNE); + break; + case 0xE3: + INST_NAME("JCXZ"); + i8 = F8S; + TSTw_mask(xRCX, 0, 15); //mask=0xffff + GO(cNE, cEQ); + break; + #undef GO + default: DEFAULT; } |