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authorBill Wendling <isanbard@gmail.com>2008-03-07 23:45:15 +0000
committerBill Wendling <isanbard@gmail.com>2008-03-07 23:45:15 +0000
commitd93ae242d3bb0a306c05a03dad9bf3ec8eba8ceb (patch)
treed6821bd796a2a18f7ad5dbfe26f70a1df97d1272 /lib/CodeGen
parenta8de38f3516c0f9587c27d782b85f78cbbe281e8 (diff)
Something that kills a super-register also
kills the sub-register. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48038 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen')
-rw-r--r--lib/CodeGen/RegisterScavenging.cpp3
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/CodeGen/RegisterScavenging.cpp b/lib/CodeGen/RegisterScavenging.cpp
index 2535d78cd9..eb1570df52 100644
--- a/lib/CodeGen/RegisterScavenging.cpp
+++ b/lib/CodeGen/RegisterScavenging.cpp
@@ -170,8 +170,7 @@ void RegScavenger::forward() {
// instruction.
for (const unsigned *SubRegs = TRI->getSubRegisters(Reg);
unsigned SubReg = *SubRegs; ++SubRegs)
- if (!RedefinesSuperRegPart(MI, Reg, TRI))
- ChangedRegs.set(SubReg);
+ ChangedRegs.set(SubReg);
}
}