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| author | ptitSeb <sebastien.chev@gmail.com> | 2024-02-07 14:13:05 +0100 |
|---|---|---|
| committer | ptitSeb <sebastien.chev@gmail.com> | 2024-02-07 14:13:05 +0100 |
| commit | 315068b111a6912ea05a45a3c7e07ff591e53c24 (patch) | |
| tree | 5a87af5ab0b5f2b889bae272786ff01a5fd6d74e /src | |
| parent | 4047d1ba3c536c66a7baedf474fdc2c17cdefa84 (diff) | |
| download | box64-315068b111a6912ea05a45a3c7e07ff591e53c24.tar.gz box64-315068b111a6912ea05a45a3c7e07ff591e53c24.zip | |
[ARM64_DYNAREC] Added 0F C7 /1 opcode
Diffstat (limited to 'src')
| -rw-r--r-- | src/dynarec/arm64/dynarec_arm64_0f.c | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/src/dynarec/arm64/dynarec_arm64_0f.c b/src/dynarec/arm64/dynarec_arm64_0f.c index 813ea8be..6b2d3fa5 100644 --- a/src/dynarec/arm64/dynarec_arm64_0f.c +++ b/src/dynarec/arm64/dynarec_arm64_0f.c @@ -2221,7 +2221,40 @@ uintptr_t dynarec64_0F(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin VMOVQ(v0, d0); } break; - + case 0xC7: + // rep has no impact here + nextop = F8; + switch((nextop>>3)&7) { + case 1: + INST_NAME("CMPXCHG8B Gq, Eq"); + SETFLAGS(X_ZF, SF_SUBSET); + SMREAD(); + addr = geted(dyn, addr, ninst, nextop, &wback, x1, &fixedaddress, NULL, 0, 0, rex, NULL, 0, 0); + LDPxw_S7_offset(x2, x3, wback, 0); + CMPSxw_REG(xRAX, x2); + CCMPxw(xRDX, x3, 0, cEQ); + B_MARK(cNE); // EAX!=ED[0] || EDX!=Ed[1] + STPxw_S7_offset(xRBX, xRCX, wback, 0); + UFLAG_IF { + MOV32w(x1, 1); + } + B_MARK3_nocond; + MARK; + MOVxw_REG(xRAX, x2); + MOVxw_REG(xRDX, x3); + UFLAG_IF { + MOV32w(x1, 0); + } + MARK3; + UFLAG_IF { + BFIw(xFlags, x1, F_ZF, 1); + } + SMWRITE(); + break; + default: + DEFAULT; + } + break; case 0xC8: case 0xC9: case 0xCA: |