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author | bunnei <bunneidev@gmail.com> | 2014-12-30 17:27:30 +0100 |
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committer | bunnei <bunneidev@gmail.com> | 2014-12-30 17:27:30 +0100 |
commit | c5c35c85e5a67ddfb721d63d15dbce21b2b28a1b (patch) | |
tree | 2070f7d5801855fde50a45089d53d13091eb7a77 /src/core/arm/skyeye_common/vfp | |
parent | Merge pull request #370 from lioncash/moresat (diff) | |
parent | vfp: Implement VMOVBRRSS (diff) | |
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Diffstat (limited to 'src/core/arm/skyeye_common/vfp')
-rw-r--r-- | src/core/arm/skyeye_common/vfp/vfp.cpp | 20 | ||||
-rw-r--r-- | src/core/arm/skyeye_common/vfp/vfp.h | 1 | ||||
-rw-r--r-- | src/core/arm/skyeye_common/vfp/vfpinstr.cpp | 35 |
3 files changed, 44 insertions, 12 deletions
diff --git a/src/core/arm/skyeye_common/vfp/vfp.cpp b/src/core/arm/skyeye_common/vfp/vfp.cpp index 5c036caeb..10d640f37 100644 --- a/src/core/arm/skyeye_common/vfp/vfp.cpp +++ b/src/core/arm/skyeye_common/vfp/vfp.cpp @@ -141,7 +141,7 @@ unsigned VFPMRRC(ARMul_State* state, unsigned type, u32 instr, u32* value1, u32* { if (CoProc == 10 && (OPC_1 & 0xD) == 1) { - VFP_DEBUG_UNIMPLEMENTED(VMOVBRRSS); + VMOVBRRSS(state, BIT(20), Rt, Rt2, BIT(5)<<4|CRm, value1, value2); return ARMul_DONE; } @@ -175,7 +175,7 @@ unsigned VFPMCRR(ARMul_State* state, unsigned type, u32 instr, u32 value1, u32 v { if (CoProc == 10 && (OPC_1 & 0xD) == 1) { - VFP_DEBUG_UNIMPLEMENTED(VMOVBRRSS); + VMOVBRRSS(state, BIT(20), Rt, Rt2, BIT(5)<<4|CRm, &value1, &value2); return ARMul_DONE; } @@ -504,6 +504,22 @@ void VMOVBRRD(ARMul_State* state, ARMword to_arm, ARMword t, ARMword t2, ARMword state->ExtReg[n*2] = *value1; } } +void VMOVBRRSS(ARMul_State* state, ARMword to_arm, ARMword t, ARMword t2, ARMword n, ARMword* value1, ARMword* value2) +{ + DBG("VMOV(BRRSS) :\n"); + if (to_arm) + { + DBG("\tr[%d-%d] <= s[%d-%d]=[%x-%x]\n", t2, t, n+1, n, state->ExtReg[n+1], state->ExtReg[n]); + *value1 = state->ExtReg[n+0]; + *value2 = state->ExtReg[n+1]; + } + else + { + DBG("\ts[%d-%d] <= r[%d-%d]=[%x-%x]\n", n+1, n, t2, t, *value2, *value1); + state->ExtReg[n+0] = *value1; + state->ExtReg[n+1] = *value2; + } +} /* ----------- MCR ------------ */ void VMSR(ARMul_State* state, ARMword reg, ARMword Rt) diff --git a/src/core/arm/skyeye_common/vfp/vfp.h b/src/core/arm/skyeye_common/vfp/vfp.h index f9e8d521d..539fb0131 100644 --- a/src/core/arm/skyeye_common/vfp/vfp.h +++ b/src/core/arm/skyeye_common/vfp/vfp.h @@ -97,6 +97,7 @@ u32 vfp_double_cpdo(ARMul_State* state, u32 inst, u32 fpscr); void VMRS(ARMul_State * state, ARMword reg, ARMword Rt, ARMword *value); void VMOVBRS(ARMul_State * state, ARMword to_arm, ARMword t, ARMword n, ARMword *value); void VMOVBRRD(ARMul_State * state, ARMword to_arm, ARMword t, ARMword t2, ARMword n, ARMword *value1, ARMword *value2); +void VMOVBRRSS(ARMul_State* state, ARMword to_arm, ARMword t, ARMword t2, ARMword n, ARMword* value1, ARMword* value2); void VMOVI(ARMul_State * state, ARMword single, ARMword d, ARMword imm); void VMOVR(ARMul_State * state, ARMword single, ARMword d, ARMword imm); /* MCR */ diff --git a/src/core/arm/skyeye_common/vfp/vfpinstr.cpp b/src/core/arm/skyeye_common/vfp/vfpinstr.cpp index 27dc8a008..cc70fc33c 100644 --- a/src/core/arm/skyeye_common/vfp/vfpinstr.cpp +++ b/src/core/arm/skyeye_common/vfp/vfpinstr.cpp @@ -2702,7 +2702,7 @@ ARM_INST_PTR INTERPRETER_TRANSLATE(vmovbrrss)(unsigned int inst, int index) inst_cream->t = BITS(inst, 12, 15); inst_cream->t2 = BITS(inst, 16, 19); inst_cream->m = BITS(inst, 0, 3)<<1|BIT(inst, 5); - + return inst_base; } #endif @@ -2711,10 +2711,11 @@ VMOVBRRSS_INST: { if ((inst_base->cond == 0xe) || CondPassed(cpu, inst_base->cond)) { CHECK_VFP_ENABLED; - - vmovbrrss_inst *inst_cream = (vmovbrrss_inst *)inst_base->component; - - VFP_DEBUG_UNIMPLEMENTED(VMOVBRRSS); + + vmovbrrss_inst* const inst_cream = (vmovbrrss_inst*)inst_base->component; + + VMOVBRRSS(cpu, inst_cream->to_arm, inst_cream->t, inst_cream->t2, inst_cream->m, + &cpu->Reg[inst_cream->t], &cpu->Reg[inst_cream->t2]); } cpu->Reg[15] += GET_INST_SIZE(cpu); INC_PC(sizeof(vmovbrrss_inst)); @@ -2729,15 +2730,29 @@ DYNCOM_FILL_ACTION(vmovbrrss), int DYNCOM_TAG(vmovbrrss)(cpu_t *cpu, addr_t pc, uint32_t instr, tag_t *tag, addr_t *new_pc, addr_t *next_pc) { int instr_size = INSTR_SIZE; - DBG("\t\tin %s instruction is not implemented.\n", __FUNCTION__); - arm_tag_trap(cpu, pc, instr, tag, new_pc, next_pc); + + arm_tag_continue(cpu, pc, instr, tag, new_pc, next_pc); + if (instr >> 28 != 0xE) + *tag |= TAG_CONDITIONAL; + return instr_size; } #endif #ifdef VFP_DYNCOM_TRANS -int DYNCOM_TRANS(vmovbrrss)(cpu_t *cpu, uint32_t instr, BasicBlock *bb, addr_t pc){ - DBG("\t\tin %s instruction is not implemented.\n", __FUNCTION__); - arch_arm_undef(cpu, bb, instr); +int DYNCOM_TRANS(vmovbrrss)(cpu_t *cpu, uint32_t instr, BasicBlock *bb, addr_t pc) +{ + int to_arm = BIT(20) == 1; + int t = BITS(12, 15); + int t2 = BITS(16, 19); + int n = BIT(5)<<4 | BITS(0, 3); + if (to_arm) { + LET(t, IBITCAST32(FR32(n + 0))); + LET(t2, IBITCAST32(FR32(n + 1))); + } + else { + LETFPS(n + 0, FPBITCAST32(R(t))); + LETFPS(n + 1, FPBITCAST32(R(t2))); + } return No_exp; } #endif |