diff options
| -rw-r--r-- | src/dynarec/dynarec_arm64_f0.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/dynarec/dynarec_arm64_f0.c b/src/dynarec/dynarec_arm64_f0.c index 39efcf2b..5756db77 100644 --- a/src/dynarec/dynarec_arm64_f0.c +++ b/src/dynarec/dynarec_arm64_f0.c @@ -105,6 +105,44 @@ uintptr_t dynarec64_F0(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin } break; + case 0xC1: + INST_NAME("LOCK XADD Gd, Ed"); + SETFLAGS(X_ALL, SF_SET); + nextop = F8; + GETGD; + if(MODREG) { + ed = xRAX+(nextop&7)+(rex.b<<3); + MOVxw_REG(x1, ed); + MOVxw_REG(ed, gd); + MOVxw_REG(gd, x1); + emit_add32(dyn, ninst, rex, ed, gd, x3, x4); + } else { + addr = geted(dyn, addr, ninst, nextop, &wback, x2, &fixedaddress, 0, 0, rex, 0, 0); + TSTx_mask(wback, 1, 0, 1+rex.w); // mask=3 or 7 + B_MARK(cNE); // unaligned + MARKLOCK; + LDAXRxw(x1, wback); + ADDxw_REG(x4, x1, gd); + STLXRxw(x3, x4, wback); + CBNZx_MARKLOCK(x3); + B_MARK2_nocond; + MARK; + LDRxw_U12(x1, wback, 0); + LDAXRB(x4, wback); + BFIxw(x1, x4, 0, 8); + ADDxw_REG(x4, x1, gd); + STLXRB(x3, x4, wback); + CBNZx_MARK(x3); + STRxw_U12(x4, wback, 0); + MARK2; + IFX(X_ALL|X_PEND) { + MOVxw_REG(x2, x1); + emit_add32(dyn, ninst, rex, x2, gd, x3, x4); + } + MOVxw_REG(gd, x1); + } + break; + default: DEFAULT; } |