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author | Evan Cheng <evan.cheng@apple.com> | 2007-10-23 06:51:50 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2007-10-23 06:51:50 +0000 |
commit | e11fb343817d4bfa536cbf1b0ba979e1a4e16381 (patch) | |
tree | 10076fc55b13ec64f92a59715308de4005def8e5 | |
parent | 152b7e18748f7e06a93260f22cc9dac8eb3abee2 (diff) | |
download | external_llvm-e11fb343817d4bfa536cbf1b0ba979e1a4e16381.zip external_llvm-e11fb343817d4bfa536cbf1b0ba979e1a4e16381.tar.gz external_llvm-e11fb343817d4bfa536cbf1b0ba979e1a4e16381.tar.bz2 |
isSubRegOf() is a dup of isSubRegister.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43249 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | include/llvm/Target/MRegisterInfo.h | 11 | ||||
-rw-r--r-- | lib/CodeGen/LowerSubregs.cpp | 2 |
2 files changed, 1 insertions, 12 deletions
diff --git a/include/llvm/Target/MRegisterInfo.h b/include/llvm/Target/MRegisterInfo.h index afcadc4..cfe304f 100644 --- a/include/llvm/Target/MRegisterInfo.h +++ b/include/llvm/Target/MRegisterInfo.h @@ -375,17 +375,6 @@ public: return get(RegNo).SuperRegs; } - /// isSubRegOf - Predicate which returns true if RegA is a sub-register of - /// RegB. Returns false otherwise. - /// - bool isSubRegOf(unsigned RegA, unsigned RegB) const { - const TargetRegisterDesc &RD = (*this)[RegA]; - for (const unsigned *reg = RD.SuperRegs; *reg != 0; ++reg) - if (*reg == RegB) - return true; - return false; - } - /// getName - Return the symbolic target specific name for the specified /// physical register. const char *getName(unsigned RegNo) const { diff --git a/lib/CodeGen/LowerSubregs.cpp b/lib/CodeGen/LowerSubregs.cpp index ba2a193..1b7f70e 100644 --- a/lib/CodeGen/LowerSubregs.cpp +++ b/lib/CodeGen/LowerSubregs.cpp @@ -146,7 +146,7 @@ bool LowerSubregsInstructionPass::LowerInsert(MachineInstr *MI) { // of the destination, we copy the subreg into the source // However, this is only safe if the insert instruction is the kill // of the source register - bool revCopyOrder = MRI.isSubRegOf(InsReg, DstReg); + bool revCopyOrder = MRI.isSubRegister(DstReg, InsReg); if (revCopyOrder && InsReg != DstSubReg) { if (MI->getOperand(1).isKill()) { DstSubReg = MRI.getSubReg(SrcReg, SubIdx); |