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Diffstat (limited to 'src/arch/sparc/isa/formats/mem/blockmem.isa')
-rw-r--r--src/arch/sparc/isa/formats/mem/blockmem.isa212
1 files changed, 1 insertions, 211 deletions
diff --git a/src/arch/sparc/isa/formats/mem/blockmem.isa b/src/arch/sparc/isa/formats/mem/blockmem.isa
index 9795d2342..499685a5c 100644
--- a/src/arch/sparc/isa/formats/mem/blockmem.isa
+++ b/src/arch/sparc/isa/formats/mem/blockmem.isa
@@ -91,65 +91,6 @@ output header {{
};
}};
-output header {{
-
- class TwinMem : public SparcMacroInst
- {
- protected:
-
- // Constructor
- // We make the assumption that all block memory operations
- // Will take 8 instructions to execute
- TwinMem(const char *mnem, ExtMachInst _machInst) :
- SparcMacroInst(mnem, _machInst, No_OpClass, 2)
- {}
- };
-
- class TwinMemImm : public BlockMem
- {
- protected:
-
- // Constructor
- TwinMemImm(const char *mnem, ExtMachInst _machInst) :
- BlockMem(mnem, _machInst)
- {}
- };
-
- class TwinMemMicro : public SparcMicroInst
- {
- protected:
-
- // Constructor
- TwinMemMicro(const char *mnem, ExtMachInst _machInst,
- OpClass __opClass, int8_t _offset) :
- SparcMicroInst(mnem, _machInst, __opClass),
- offset(_offset)
- {}
-
- std::string generateDisassembly(Addr pc,
- const SymbolTable *symtab) const;
-
- const int8_t offset;
- };
-
- class TwinMemImmMicro : public BlockMemMicro
- {
- protected:
-
- // Constructor
- TwinMemImmMicro(const char *mnem, ExtMachInst _machInst,
- OpClass __opClass, int8_t _offset) :
- BlockMemMicro(mnem, _machInst, __opClass, _offset),
- imm(sext<13>(SIMM13))
- {}
-
- std::string generateDisassembly(Addr pc,
- const SymbolTable *symtab) const;
-
- const int32_t imm;
- };
-}};
-
output decoder {{
std::string BlockMemMicro::generateDisassembly(Addr pc,
const SymbolTable *symtab) const
@@ -208,64 +149,6 @@ output decoder {{
}};
-output decoder {{
- std::string TwinMemMicro::generateDisassembly(Addr pc,
- const SymbolTable *symtab) const
- {
- std::stringstream response;
- bool load = flags[IsLoad];
- bool save = flags[IsStore];
-
- printMnemonic(response, mnemonic);
- if(save)
- {
- printReg(response, _srcRegIdx[0]);
- ccprintf(response, ", ");
- }
- ccprintf(response, "[ ");
- printReg(response, _srcRegIdx[!save ? 0 : 1]);
- ccprintf(response, " + ");
- printReg(response, _srcRegIdx[!save ? 1 : 2]);
- ccprintf(response, " ]");
- if(load)
- {
- ccprintf(response, ", ");
- printReg(response, _destRegIdx[0]);
- }
-
- return response.str();
- }
-
- std::string TwinMemImmMicro::generateDisassembly(Addr pc,
- const SymbolTable *symtab) const
- {
- std::stringstream response;
- bool load = flags[IsLoad];
- bool save = flags[IsStore];
-
- printMnemonic(response, mnemonic);
- if(save)
- {
- printReg(response, _srcRegIdx[1]);
- ccprintf(response, ", ");
- }
- ccprintf(response, "[ ");
- printReg(response, _srcRegIdx[0]);
- if(imm >= 0)
- ccprintf(response, " + 0x%x ]", imm);
- else
- ccprintf(response, " + -0x%x ]", -imm);
- if(load)
- {
- ccprintf(response, ", ");
- printReg(response, _destRegIdx[0]);
- }
-
- return response.str();
- }
-
-}};
-
def template BlockMemDeclare {{
/**
* Static instruction class for a block memory operation
@@ -359,39 +242,6 @@ def template BlockMemDeclare {{
};
}};
-def template TwinMemDeclare {{
- /**
- * Static instruction class for a block memory operation
- */
- class %(class_name)s : public %(base_class)s
- {
- public:
- //Constructor
- %(class_name)s(ExtMachInst machInst);
-
- protected:
- class %(class_name)s_0 : public %(base_class)sMicro
- {
- public:
- //Constructor
- %(class_name)s_0(ExtMachInst machInst);
- %(BasicExecDeclare)s
- %(InitiateAccDeclare)s
- %(CompleteAccDeclare)s
- };
-
- class %(class_name)s_1 : public %(base_class)sMicro
- {
- public:
- //Constructor
- %(class_name)s_1(ExtMachInst machInst);
- %(BasicExecDeclare)s
- %(InitiateAccDeclare)s
- %(CompleteAccDeclare)s
- };
- };
-}};
-
// Basic instruction class constructor template.
def template BlockMemConstructor {{
inline %(class_name)s::%(class_name)s(ExtMachInst machInst)
@@ -409,17 +259,6 @@ def template BlockMemConstructor {{
}
}};
-// Basic instruction class constructor template.
-def template TwinMemConstructor {{
- inline %(class_name)s::%(class_name)s(ExtMachInst machInst)
- : %(base_class)s("%(mnemonic)s", machInst)
- {
- %(constructor)s;
- microOps[0] = new %(class_name)s_0(machInst);
- microOps[1] = new %(class_name)s_1(machInst);
- }
-}};
-
def template BlockMemMicroConstructor {{
inline %(class_name)s::
%(class_name)s_%(micro_pc)s::
@@ -467,47 +306,7 @@ let {{
decoder_output += BlockMemMicroConstructor.subst(iop)
decoder_output += BlockMemMicroConstructor.subst(iop_imm)
exec_output += doDualSplitExecute(
- pcedCode, addrCalcReg, addrCalcImm, execute, faultCode,
- makeMicroName(name, microPc),
- makeMicroName(name + "Imm", microPc),
- makeMicroName(Name, microPc),
- makeMicroName(Name + "Imm", microPc),
- asi, opt_flags);
- faultCode = ''
- return (header_output, decoder_output, exec_output, decode_block)
-
- def doTwinLoadFormat(code, faultCode, name, Name, asi, opt_flags):
- addrCalcReg = 'EA = Rs1 + Rs2 + offset;'
- addrCalcImm = 'EA = Rs1 + imm + offset;'
- iop = InstObjParams(name, Name, 'TwinMem', code, opt_flags)
- iop_imm = InstObjParams(name, Name + 'Imm', 'TwinMemImm', code, opt_flags)
- header_output = TwinMemDeclare.subst(iop) + TwinMemDeclare.subst(iop_imm)
- decoder_output = TwinMemConstructor.subst(iop) + TwinMemConstructor.subst(iop_imm)
- decode_block = ROrImmDecode.subst(iop)
- matcher = re.compile(r'RdTwin')
- exec_output = ''
- for microPc in range(2):
- flag_code = ''
- pcedCode = ''
- if (microPc == 1):
- flag_code = "flags[IsLastMicroOp] = true;"
- pcedCode = "RdLow = uReg0;\n"
- pcedCode += matcher.sub("RdHigh", code)
- else:
- flag_code = "flags[IsDelayedCommit] = true; flags[IsFirstMicroOp] = true;"
- pcedCode = matcher.sub("uReg0", code)
- iop = InstObjParams(name, Name, 'TwinMem',
- {"code": pcedCode, "ea_code": addrCalcReg,
- "fault_check": faultCode, "micro_pc": microPc,
- "set_flags": flag_code}, opt_flags)
- iop_imm = InstObjParams(name, Name + 'Imm', 'TwinMemImm',
- {"code": pcedCode, "ea_code": addrCalcImm,
- "fault_check": faultCode, "micro_pc": microPc,
- "set_flags": flag_code}, opt_flags)
- decoder_output += BlockMemMicroConstructor.subst(iop)
- decoder_output += BlockMemMicroConstructor.subst(iop_imm)
- exec_output += doDualSplitExecute(
- pcedCode, addrCalcReg, addrCalcImm, LoadFuncs, faultCode,
+ pcedCode, '', addrCalcReg, addrCalcImm, execute, faultCode,
makeMicroName(name, microPc),
makeMicroName(name + "Imm", microPc),
makeMicroName(Name, microPc),
@@ -515,7 +314,6 @@ let {{
asi, opt_flags);
faultCode = ''
return (header_output, decoder_output, exec_output, decode_block)
-
}};
def format BlockLoad(code, asi, *opt_flags) {{
@@ -541,11 +339,3 @@ def format BlockStore(code, asi, *opt_flags) {{
decode_block) = doBlockMemFormat(code, faultCode,
StoreFuncs, name, Name, asi, opt_flags)
}};
-
-def format TwinLoad(code, asi, *opt_flags) {{
- faultCode = AlternateASIPrivFaultCheck + TwinAlignmentFaultCheck
- (header_output,
- decoder_output,
- exec_output,
- decode_block) = doTwinLoadFormat(code, faultCode, name, Name, asi, opt_flags)
-}};
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-28 02:47:39 +0000