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add a flag so that predicated instructions can be recognized by branch

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31479 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-11-06 21:44:17 +00:00
parent d5ad440f43
commit 1b1b737d7d
1 changed files with 8 additions and 0 deletions
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8
include/llvm/Target/TargetInstrInfo.h
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@ -80,6 +80,11 @@ const unsigned M_USES_CUSTOM_DAG_SCHED_INSERTION = 1 << 11;
// operands in addition to the minimum number operands specified.
const unsigned M_VARIABLE_OPS = 1 << 12;
// M_PREDICATED - Set if this instruction has a predicate that controls its
// execution.
const unsigned M_PREDICATED = 1 << 13;
// Machine operand flags
// M_LOOK_UP_PTR_REG_CLASS - Set if this operand is a pointer value and it
// requires a callback to look up its register class.
@ -177,6 +182,9 @@ public:
bool isTwoAddrInstr(MachineOpCode Opcode) const {
return get(Opcode).Flags & M_2_ADDR_FLAG;
}
bool isPredicated(MachineOpCode Opcode) const {
return get(Opcode).Flags & M_PREDICATED;
}
bool isCommutableInstr(MachineOpCode Opcode) const {
return get(Opcode).Flags & M_COMMUTABLE;
}