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author | Gabe Black <gblack@eecs.umich.edu> | 2006-02-09 13:56:24 -0500 |
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committer | Gabe Black <gblack@eecs.umich.edu> | 2006-02-09 13:56:24 -0500 |
commit | 7d9b93d825dccbb9eb09e76478552a5211c9b70e (patch) | |
tree | 34c3711493803a0fee982c3ae013bed21596269b /arch/sparc/isa/formats/branch.isa | |
parent | a0f65246bfac279130aa67851f9c4d5c27e967b1 (diff) | |
download | gem5-7d9b93d825dccbb9eb09e76478552a5211c9b70e.tar.xz |
Changed the filenames to the new standard again
arch/sparc/isa/formats.isa:
Changed the file extensions to .isa again.
arch/sparc/isa/main.isa:
Changed the file extensions to .isa again
--HG--
rename : arch/sparc/isa_desc/base.h => arch/sparc/isa/base.isa
rename : arch/sparc/isa_desc/bitfields.h => arch/sparc/isa/bitfields.isa
rename : arch/sparc/isa_desc/decoder.h => arch/sparc/isa/decoder.isa
rename : arch/sparc/isa_desc/formats.h => arch/sparc/isa/formats.isa
rename : arch/sparc/isa_desc/formats/basic.format => arch/sparc/isa/formats/basic.isa
rename : arch/sparc/isa_desc/formats/branch.format => arch/sparc/isa/formats/branch.isa
rename : arch/sparc/isa_desc/formats/integerop.format => arch/sparc/isa/formats/integerop.isa
rename : arch/sparc/isa_desc/formats/mem.format => arch/sparc/isa/formats/mem.isa
rename : arch/sparc/isa_desc/formats/noop.format => arch/sparc/isa/formats/noop.isa
rename : arch/sparc/isa_desc/formats/trap.format => arch/sparc/isa/formats/trap.isa
rename : arch/sparc/isa_desc/includes.h => arch/sparc/isa/includes.isa
rename : arch/sparc/isa_desc/isa_desc => arch/sparc/isa/main.isa
rename : arch/sparc/isa_desc/operands.h => arch/sparc/isa/operands.isa
extra : convert_revision : acb087e81d06ca5d67fe9b402423d7930f6ae798
Diffstat (limited to 'arch/sparc/isa/formats/branch.isa')
-rw-r--r-- | arch/sparc/isa/formats/branch.isa | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/arch/sparc/isa/formats/branch.isa b/arch/sparc/isa/formats/branch.isa new file mode 100644 index 000000000..c4c0a90af --- /dev/null +++ b/arch/sparc/isa/formats/branch.isa @@ -0,0 +1,66 @@ +//////////////////////////////////////////////////////////////////// +// +// Branch instructions +// + +output header {{ + /** + * Base class for integer operations. + */ + class Branch : public SparcStaticInst + { + protected: + + /// Constructor + Branch(const char *mnem, MachInst _machInst, OpClass __opClass) : SparcStaticInst(mnem, _machInst, __opClass) + { + } + + std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const; + }; +}}; + +output decoder {{ + std::string Branch::generateDisassembly(Addr pc, const SymbolTable *symtab) const + { + return "Disassembly of integer instruction\n"; + } +}}; + +def template BranchExecute {{ + Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const + { + //Attempt to execute the instruction + try + { + checkPriv; + + %(op_decl)s; + %(op_rd)s; + %(code)s; + } + //If we have an exception for some reason, + //deal with it + catch(SparcException except) + { + //Deal with exception + return No_Fault; + } + + //Write the resulting state to the execution context + %(op_wb)s; + + return No_Fault; + } +}}; + +// Primary format for integer operate instructions: +def format Branch(code, *opt_flags) {{ + orig_code = code + cblk = CodeBlock(code) + iop = InstObjParams(name, Name, 'SparcStaticInst', cblk, opt_flags) + header_output = BasicDeclare.subst(iop) + decoder_output = BasicConstructor.subst(iop) + decode_block = BasicDecodeWithMnemonic.subst(iop) + exec_output = BranchExecute.subst(iop) +}}; |