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authorGabe Black <gblack@eecs.umich.edu>2006-03-16 14:08:31 -0500
committerGabe Black <gblack@eecs.umich.edu>2006-03-16 14:08:31 -0500
commit1d741c48af9f08718d359d9e3b7d3c0bf562a467 (patch)
tree088166d7dbb41b065080a4ace70ce91a9aa24039 /arch/sparc/isa/formats/trap.isa
parent31a20c88c52f6051575fe760251407d11e5715ba (diff)
parent558cc7f775dc404e4152212b5c6459ad9f4bb269 (diff)
downloadgem5-1d741c48af9f08718d359d9e3b7d3c0bf562a467.tar.xz
Merge m5.eecs.umich.edu:/bk/newmem
into ewok.(none):/home/gblack/m5/newmem arch/sparc/isa/decoder.isa: SCCS merged --HG-- extra : convert_revision : 460843b49bc96b3fbc5897828c23f9cf9b010ae0
Diffstat (limited to 'arch/sparc/isa/formats/trap.isa')
-rw-r--r--arch/sparc/isa/formats/trap.isa13
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/sparc/isa/formats/trap.isa b/arch/sparc/isa/formats/trap.isa
index ff3aadf72..935fbfe6b 100644
--- a/arch/sparc/isa/formats/trap.isa
+++ b/arch/sparc/isa/formats/trap.isa
@@ -5,14 +5,15 @@
output header {{
/**
- * Base class for integer operations.
+ * Base class for trap instructions,
+ * or instructions that always fault.
*/
class Trap : public SparcStaticInst
{
protected:
// Constructor
- Trap(const char *mnem, MachInst _machInst, OpClass __opClass) :
+ Trap(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
SparcStaticInst(mnem, _machInst, __opClass)
{
}
@@ -34,18 +35,18 @@ def template TrapExecute {{
Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
Trace::InstRecord *traceData) const
{
- //TODO: set up a software fault and return it.
- return NoFault;
+ Fault fault = NoFault;
+ %(code)s
+ return fault;
}
}};
-// Primary format for integer operate instructions:
def format Trap(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)
+ decode_block = BasicDecode.subst(iop)
exec_output = TrapExecute.subst(iop)
}};