[llvm-commits] [llvm] r75995 - /llvm/trunk/lib/Target/SystemZ/SystemZRegisterInfo.cpp
Anton Korobeynikov
asl at math.spbu.ru
Thu Jul 16 07:11:40 PDT 2009
Author: asl
Date: Thu Jul 16 09:11:40 2009
New Revision: 75995
URL: http://llvm.org/viewvc/llvm-project?rev=75995&view=rev
Log:
Do not forget to save R15 when we allocate stack frame
Modified:
llvm/trunk/lib/Target/SystemZ/SystemZRegisterInfo.cpp
Modified: llvm/trunk/lib/Target/SystemZ/SystemZRegisterInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/SystemZ/SystemZRegisterInfo.cpp?rev=75995&r1=75994&r2=75995&view=diff
==============================================================================
--- llvm/trunk/lib/Target/SystemZ/SystemZRegisterInfo.cpp (original)
+++ llvm/trunk/lib/Target/SystemZ/SystemZRegisterInfo.cpp Thu Jul 16 09:11:40 2009
@@ -149,7 +149,8 @@
/* FIXME: function calls eh_return */)
MF.getRegInfo().setPhysRegUsed(SystemZ::R14D);
- if (FFI->getObjectIndexEnd() != 0 || // Contains automatic variables
+ if (FFI->hasCalls() ||
+ FFI->getObjectIndexEnd() != 0 || // Contains automatic variables
FFI->hasVarSizedObjects() // Function calls dynamic alloca's
/* FIXME: function is varargs */)
MF.getRegInfo().setPhysRegUsed(SystemZ::R15D);
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