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authorKorey Sewell <ksewell@umich.edu>2006-02-08 14:50:07 -0500
committerKorey Sewell <ksewell@umich.edu>2006-02-08 14:50:07 -0500
commitb203d7bd33fd4552c556cf3cea7007d717d04375 (patch)
tree9bee107d332bcb4cb0b447485e25ab128fdb953d /arch/mips/isa/formats/trap.isa
parent29bc6c086af827be7acaba7b4576a33239b7e930 (diff)
downloadgem5-b203d7bd33fd4552c556cf3cea7007d717d04375.tar.xz
add at least BasicOp Format to most if not all instructions
and file name changes ... arch/mips/isa/decoder.isa: add at least BasicOp Format to most if not all instructions --HG-- rename : arch/mips/isa/formats/basic.format => arch/mips/isa/formats/basic.isa rename : arch/mips/isa/formats/branch.format => arch/mips/isa/formats/branch.isa rename : arch/mips/isa/formats/fp.format => arch/mips/isa/formats/fp.isa rename : arch/mips/isa/formats/int.format => arch/mips/isa/formats/int.isa rename : arch/mips/isa/formats/mem.format => arch/mips/isa/formats/mem.isa rename : arch/mips/isa/formats/noop.format => arch/mips/isa/formats/noop.isa rename : arch/mips/isa/formats/tlbop.format => arch/mips/isa/formats/tlbop.isa rename : arch/mips/isa/formats/trap.format => arch/mips/isa/formats/trap.isa rename : arch/mips/isa/mips.isa => arch/mips/isa/main.isa extra : convert_revision : 0b2f3aee13fee3e0e25c0c746af4216c4a596391
Diffstat (limited to 'arch/mips/isa/formats/trap.isa')
-rw-r--r--arch/mips/isa/formats/trap.isa53
1 files changed, 53 insertions, 0 deletions
diff --git a/arch/mips/isa/formats/trap.isa b/arch/mips/isa/formats/trap.isa
new file mode 100644
index 000000000..78f8d87b0
--- /dev/null
+++ b/arch/mips/isa/formats/trap.isa
@@ -0,0 +1,53 @@
+////////////////////////////////////////////////////////////////////
+//
+// Trap instructions
+//
+
+output header {{
+ /**
+ * Base class for integer operations.
+ */
+ class Trap : public MipsStaticInst
+ {
+ protected:
+
+ /// Constructor
+ Trap(const char *mnem, MachInst _machInst, OpClass __opClass) : MipsStaticInst(mnem, _machInst, __opClass)
+ {
+ }
+
+ std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
+ };
+}};
+
+output decoder {{
+ std::string Trap::generateDisassembly(Addr pc, const SymbolTable *symtab) const
+ {
+ return "Disassembly of integer instruction\n";
+ }
+}};
+
+def template TrapExecute {{
+ Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const
+ {
+ //Call into the trap handler with the appropriate fault
+ 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 Trap(code, *opt_flags) {{
+ orig_code = code
+ cblk = CodeBlock(code)
+ iop = InstObjParams(name, Name, 'MipsStaticInst', cblk, opt_flags)
+ header_output = BasicDeclare.subst(iop)
+ decoder_output = BasicConstructor.subst(iop)
+ decode_block = BasicDecodeWithMnemonic.subst(iop)
+ exec_output = TrapExecute.subst(iop)
+}};