diff options
Diffstat (limited to 'src/arch/arm/isa/insts')
-rw-r--r-- | src/arch/arm/isa/insts/misc.isa | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/arch/arm/isa/insts/misc.isa b/src/arch/arm/isa/insts/misc.isa index df5fa2ad7..fafbc197d 100644 --- a/src/arch/arm/isa/insts/misc.isa +++ b/src/arch/arm/isa/insts/misc.isa @@ -55,3 +55,66 @@ let {{ exec_output = PredOpExecute.subst(svcIop) }}; + +let {{ + + header_output = decoder_output = exec_output = "" + + mrsCpsrCode = "Dest = (Cpsr | CondCodes) & 0xF8FF03DF" + mrsCpsrIop = InstObjParams("mrs", "MrsCpsr", "MrsOp", + { "code": mrsCpsrCode, + "predicate_test": predicateTest }, []) + header_output += MrsDeclare.subst(mrsCpsrIop) + decoder_output += MrsConstructor.subst(mrsCpsrIop) + exec_output += PredOpExecute.subst(mrsCpsrIop) + + mrsSpsrCode = "Dest = Spsr" + mrsSpsrIop = InstObjParams("mrs", "MrsSpsr", "MrsOp", + { "code": mrsSpsrCode, + "predicate_test": predicateTest }, []) + header_output += MrsDeclare.subst(mrsSpsrIop) + decoder_output += MrsConstructor.subst(mrsSpsrIop) + exec_output += PredOpExecute.subst(mrsSpsrIop) + + msrCpsrRegCode = ''' + uint32_t newCpsr = + cpsrWriteByInstr(Cpsr | CondCodes, Op1, byteMask, false); + Cpsr = ~CondCodesMask & newCpsr; + CondCodes = CondCodesMask & newCpsr; + ''' + msrCpsrRegIop = InstObjParams("msr", "MsrCpsrReg", "MsrRegOp", + { "code": msrCpsrRegCode, + "predicate_test": predicateTest }, []) + header_output += MsrRegDeclare.subst(msrCpsrRegIop) + decoder_output += MsrRegConstructor.subst(msrCpsrRegIop) + exec_output += PredOpExecute.subst(msrCpsrRegIop) + + msrSpsrRegCode = "Spsr = spsrWriteByInstr(Spsr, Op1, byteMask, false);" + msrSpsrRegIop = InstObjParams("msr", "MsrSpsrReg", "MsrRegOp", + { "code": msrSpsrRegCode, + "predicate_test": predicateTest }, []) + header_output += MsrRegDeclare.subst(msrSpsrRegIop) + decoder_output += MsrRegConstructor.subst(msrSpsrRegIop) + exec_output += PredOpExecute.subst(msrSpsrRegIop) + + msrCpsrImmCode = ''' + uint32_t newCpsr = + cpsrWriteByInstr(Cpsr | CondCodes, imm, byteMask, false); + Cpsr = ~CondCodesMask & newCpsr; + CondCodes = CondCodesMask & newCpsr; + ''' + msrCpsrImmIop = InstObjParams("msr", "MsrCpsrImm", "MsrImmOp", + { "code": msrCpsrImmCode, + "predicate_test": predicateTest }, []) + header_output += MsrImmDeclare.subst(msrCpsrImmIop) + decoder_output += MsrImmConstructor.subst(msrCpsrImmIop) + exec_output += PredOpExecute.subst(msrCpsrImmIop) + + msrSpsrImmCode = "Spsr = spsrWriteByInstr(Spsr, imm, byteMask, false);" + msrSpsrImmIop = InstObjParams("msr", "MsrSpsrImm", "MsrImmOp", + { "code": msrSpsrImmCode, + "predicate_test": predicateTest }, []) + header_output += MsrImmDeclare.subst(msrSpsrImmIop) + decoder_output += MsrImmConstructor.subst(msrSpsrImmIop) + exec_output += PredOpExecute.subst(msrSpsrImmIop) +}}; |