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author | Evan Cheng <evan.cheng@apple.com> | 2008-08-27 20:58:54 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2008-08-27 20:58:54 +0000 |
commit | f016b263e24596306932e8a5b1ede4d486595c1a (patch) | |
tree | d098de8fa488077c33560ecb1587b7f7a1ca4ded /llvm/lib/CodeGen/MachineInstr.cpp | |
parent | d6adbb6a0f4ca6a2713cac5cac45e8c3ca2205bb (diff) | |
download | bcm5719-llvm-f016b263e24596306932e8a5b1ede4d486595c1a.tar.gz bcm5719-llvm-f016b263e24596306932e8a5b1ede4d486595c1a.zip |
Move the check whether it's worth remating to caller.
llvm-svn: 55434
Diffstat (limited to 'llvm/lib/CodeGen/MachineInstr.cpp')
-rw-r--r-- | llvm/lib/CodeGen/MachineInstr.cpp | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/llvm/lib/CodeGen/MachineInstr.cpp b/llvm/lib/CodeGen/MachineInstr.cpp index 966d172bc61..0b1afa3f096 100644 --- a/llvm/lib/CodeGen/MachineInstr.cpp +++ b/llvm/lib/CodeGen/MachineInstr.cpp @@ -714,8 +714,6 @@ bool MachineInstr::isSafeToMove(const TargetInstrInfo *TII, bool &SawStore) { /// isSafeToReMat - Return true if it's safe to rematerialize the specified /// instruction which defined the specified register instead of copying it. bool MachineInstr::isSafeToReMat(const TargetInstrInfo *TII, unsigned DstReg) { - if (!TID->isAsCheapAsAMove()) - return false; bool SawStore = false; if (!isSafeToMove(TII, SawStore)) return false; @@ -726,7 +724,7 @@ bool MachineInstr::isSafeToReMat(const TargetInstrInfo *TII, unsigned DstReg) { // FIXME: For now, do not remat any instruction with register operands. // Later on, we can loosen the restriction is the register operands have // not been modified between the def and use. Note, this is different from - // MachineSink because the code in no longer in two-address form (at least + // MachineSink because the code is no longer in two-address form (at least // partially). if (MO.isUse()) return false; |