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| author | ptitSeb <sebastien.chev@gmail.com> | 2022-09-15 10:43:25 +0200 |
|---|---|---|
| committer | ptitSeb <sebastien.chev@gmail.com> | 2022-09-15 10:43:25 +0200 |
| commit | 7c74e7be35d9f235b4c308aac2ab8c32bdd40f90 (patch) | |
| tree | 5313af3d7f3f25bf5793892e3a72c383806272de /src/dynarec | |
| parent | bf5ec1eb578452942d81cf96502445a54f641d51 (diff) | |
| download | box64-7c74e7be35d9f235b4c308aac2ab8c32bdd40f90.tar.gz box64-7c74e7be35d9f235b4c308aac2ab8c32bdd40f90.zip | |
Added F0 86 ocpode ([DYNAREC] too) (for #406)
Diffstat (limited to 'src/dynarec')
| -rw-r--r-- | src/dynarec/arm64/dynarec_arm64_f0.c | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/src/dynarec/arm64/dynarec_arm64_f0.c b/src/dynarec/arm64/dynarec_arm64_f0.c index 7d77fecc..d13c91b2 100644 --- a/src/dynarec/arm64/dynarec_arm64_f0.c +++ b/src/dynarec/arm64/dynarec_arm64_f0.c @@ -30,10 +30,12 @@ uintptr_t dynarec64_F0(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin uint8_t opcode = F8; uint8_t nextop; uint8_t gd, ed, u8; - uint8_t wback, wb1, wb2, gb1, gb2; + uint8_t wback, wb1, wb2, eb1, eb2, gb1, gb2; int32_t i32; int64_t i64, j64; int64_t fixedaddress; + MAYUSE(eb1); + MAYUSE(eb2); MAYUSE(gb1); MAYUSE(gb2); MAYUSE(wb1); @@ -704,6 +706,39 @@ uintptr_t dynarec64_F0(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin DMB_ISH(); break; + case 0x86: + INST_NAME("LOCK XCHG Eb, Gb"); + // Do the swap + nextop = F8; + if(MODREG) { + GETGB(x4); + if(rex.rex) { + ed = xRAX+(nextop&7)+(rex.b<<3); + eb1 = ed; + eb2 = 0; + } else { + ed = (nextop&7); + eb1 = xRAX+(ed&3); + eb2 = ((ed&4)>>2); + } + UBFXw(x1, eb1, eb2*8, 8); + // do the swap 14 -> ed, 1 -> gd + BFIx(gb1, x1, gb2*8, 8); + BFIx(eb1, x4, eb2*8, 8); + } else { + DMB_ISH(); + GETGB(x4); + addr = geted(dyn, addr, ninst, nextop, &ed, x2, &fixedaddress, 0, 0, rex, LOCK_LOCK, 0, 0); + MARKLOCK; + // do the swap with exclusive locking + LDAXRB(x1, ed); + // do the swap 14 -> strb(ed), 1 -> gd + STLXRB(x3, x4, ed); + CBNZx_MARKLOCK(x3); + DMB_ISH(); + BFIx(gb1, x1, gb2*8, 8); + } + break; case 0x87: INST_NAME("LOCK XCHG Ed, Gd"); nextop = F8; |