From 0557b4be5f010f72d5320c702b076bd346a62adc Mon Sep 17 00:00:00 2001 From: Jakob Stoklund Olesen Date: Thu, 15 Apr 2010 20:28:39 +0000 Subject: Fix PR6847. RegScavenger should ignore DebugValues. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101392 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/RegisterScavenging.cpp | 3 +++ 1 file changed, 3 insertions(+) (limited to 'lib/CodeGen') diff --git a/lib/CodeGen/RegisterScavenging.cpp b/lib/CodeGen/RegisterScavenging.cpp index d34b701..179984f 100644 --- a/lib/CodeGen/RegisterScavenging.cpp +++ b/lib/CodeGen/RegisterScavenging.cpp @@ -136,6 +136,9 @@ void RegScavenger::forward() { ScavengeRestore = NULL; } + if (MI->isDebugValue()) + return; + // Find out which registers are early clobbered, killed, defined, and marked // def-dead in this instruction. BitVector EarlyClobberRegs(NumPhysRegs); -- cgit v1.1