Changes in directory llvm/include/llvm/Target:
MRegisterInfo.h updated: 1.96 -> 1.97
---
Log message:
Temporay hook to enable register scavening for specific targets only.
---
Diffs of the changes: (+6 -0)
MRegisterInfo.h | 6 ++++++
1 files changed, 6 insertions(+)
Index: llvm/include/llvm/Target/MRegisterInfo.h
diff -u llvm/include/llvm/Target/MRegisterInfo.h:1.96
llvm/include/llvm/Target/MRegisterInfo.h:1.97
--- llvm/include/llvm/Target/MRegisterInfo.h:1.96 Thu Feb 22 08:56:35 2007
+++ llvm/include/llvm/Target/MRegisterInfo.h Thu Feb 22 19:07:04 2007
@@ -391,6 +391,12 @@
return false;
}
+ /// requiresRegisterScavenging - returns true if the target requires (and
+ /// can make use of) the register scavenger.
+ virtual bool requiresRegisterScavenging() const {
+ return false;
+ }
+
/// hasFP - Return true if the specified function should have a dedicated
frame
/// pointer register. For most targets this is true only if the function has
/// variable sized allocas or if frame pointer elimination is disabled.
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