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| author | ptitSeb <sebastien.chev@gmail.com> | 2024-01-29 09:58:44 +0100 |
|---|---|---|
| committer | ptitSeb <sebastien.chev@gmail.com> | 2024-01-29 09:58:44 +0100 |
| commit | 6d5c3489c9584dce29bbe90b50f2ce5db0786592 (patch) | |
| tree | c01e0d219b9ad4ba7a402d14e8f5a10da41d8924 /src | |
| parent | d48ab494374c47f2fb41d4e2427bd80761df0de2 (diff) | |
| download | box64-6d5c3489c9584dce29bbe90b50f2ce5db0786592.tar.gz box64-6d5c3489c9584dce29bbe90b50f2ce5db0786592.zip | |
[ARM64_DYNAREC] Added F0 0F C0 opcode
Diffstat (limited to 'src')
| -rw-r--r-- | src/dynarec/arm64/dynarec_arm64_f0.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/dynarec/arm64/dynarec_arm64_f0.c b/src/dynarec/arm64/dynarec_arm64_f0.c index 09d053cb..3748b561 100644 --- a/src/dynarec/arm64/dynarec_arm64_f0.c +++ b/src/dynarec/arm64/dynarec_arm64_f0.c @@ -528,6 +528,52 @@ uintptr_t dynarec64_F0(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin } break; + case 0xC0: + switch(rep) { + case 0: + INST_NAME("LOCK XADD Eb, Gb"); + SETFLAGS(X_ALL, SF_SET_PENDING); + nextop = F8; + GETGB(x1); + if(MODREG) { + ed = xRAX+(nextop&7)+(rex.b<<3); + GETEB(x2, 0); + gd = x2; ed = x1; // swap gd/ed + emit_add8(dyn, ninst, x1, x2, x4, x5); + GBBACK; // gb gets x2 (old ed) + EBBACK; // eb gets x1 (sum) + } else { + addr = geted(dyn, addr, ninst, nextop, &wback, x2, &fixedaddress, NULL, 0, 0, rex, LOCK_LOCK, 0, 0); + if(arm64_atomics) { + UFLAG_IF { + MOVxw_REG(x3, gd); + LDADDALB(x3, gd, wback); + SMDMB(); + emit_add8(dyn, ninst, x3, gd, x4, x5); + } else { + LDADDALB(gd, gd, wback); + SMDMB(); + } + GBBACK; + } else { + MARKLOCK; + LDAXRB(x1, wback); + ADDw_REG(x4, x1, gd); + STLXRB(x3, x4, wback); + CBNZx_MARKLOCK(x3); + SMDMB(); + IFX(X_ALL|X_PEND) { + MOVxw_REG(x2, x1); + emit_add8(dyn, ninst, x2, gd, x3, x4); + } + BFIz(gb1, x1, gb2, 8); + } + } + break; + default: + DEFAULT; + } + break; case 0xC1: switch(rep) { case 0: |