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| author | ptitSeb <sebastien.chev@gmail.com> | 2024-06-24 17:34:02 +0200 |
|---|---|---|
| committer | ptitSeb <sebastien.chev@gmail.com> | 2024-06-24 17:34:02 +0200 |
| commit | 579ae99d1b96f44709a4b4396d59d3e15bda26f7 (patch) | |
| tree | c1bed6fe2c904d7f4b711bc4d6ad49d5fdefe209 /src/dynarec | |
| parent | fa702c0240d0741def3955697067b562cc7a7fcd (diff) | |
| download | box64-579ae99d1b96f44709a4b4396d59d3e15bda26f7.tar.gz box64-579ae99d1b96f44709a4b4396d59d3e15bda26f7.zip | |
[ARM64_DYNAREC] Added 0F C7 /6 opcode, with hardware support if present
Diffstat (limited to 'src/dynarec')
| -rw-r--r-- | src/dynarec/arm64/arm64_emitter.h | 2 | ||||
| -rw-r--r-- | src/dynarec/arm64/dynarec_arm64_0f.c | 19 |
2 files changed, 21 insertions, 0 deletions
diff --git a/src/dynarec/arm64/arm64_emitter.h b/src/dynarec/arm64/arm64_emitter.h index f0d4c4b8..69871657 100644 --- a/src/dynarec/arm64/arm64_emitter.h +++ b/src/dynarec/arm64/arm64_emitter.h @@ -784,6 +784,8 @@ int convert_bitmask(uint64_t bitmask); #define MRS_cntvct_el0(Rt) EMIT(MRS_gen(1, 1, 0b011, 0b1110, 0b0000, 0b010, Rt)) // mrs x0, cntpctss_el0 op0=0b11 op1=0b011 CRn=0b1110 CRm=0b0000 op2=0b101 #define MRS_cntpctss_el0(Rt) EMIT(MRS_gen(1, 1, 0b011, 0b1110, 0b0000, 0b101, Rt)) +// mrs rt, rndr op0=0b11 op1=0b011 CRn=0b0010 CRm=0b0100 op2=0b000 +#define MRS_rndr(Rt) EMIT(MRS_gen(1, 1, 0b011, 0b0010, 0b0100, 0b000, Rt)) // NEON Saturation Bit #define FPSR_QC 27 // NEON Input Denormal Cumulative diff --git a/src/dynarec/arm64/dynarec_arm64_0f.c b/src/dynarec/arm64/dynarec_arm64_0f.c index 545a9554..8544d805 100644 --- a/src/dynarec/arm64/dynarec_arm64_0f.c +++ b/src/dynarec/arm64/dynarec_arm64_0f.c @@ -2369,6 +2369,25 @@ uintptr_t dynarec64_0F(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin FAKEED; UDF(0); break; + case 6: + INST_NAME("RNDR Ed"); + SETFLAGS(X_ALL, SF_SET_DF); + SET_DFNONE(x1); + IFX(F_OF|F_SF|F_ZF|F_PF|F_AF) { + MOV32w(x1, (1<<F_OF)|(1<<F_SF)|(1<<F_ZF)|(1<<F_PF)|(1<<F_AF)); + BICw(xFlags, xFlags, x1); + } + if(arm64_rndr) { + MRS_rndr(x1); + IFX(X_CF) { CSETw(x3, cNE); } + } else { + CALL(rex.w?((void*)get_random64):((void*)get_random32), x1); + IFX(X_CF) { MOV32w(x3, 1); } + } + IFX(X_CF) { BFIw(xFlags, x3, F_CF, 1); } + addr = geted(dyn, addr, ninst, nextop, &wback, x2, &fixedaddress, &unscaled, 0xfff<<(2+rex.w), (1<<(2+rex.w))-1, rex, NULL, 0, 0); + STxw(x1, wback, fixedaddress); + break; default: DEFAULT; } |