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authorJim Grosbach <grosbach@apple.com>2009-10-08 01:46:59 +0000
committerJim Grosbach <grosbach@apple.com>2009-10-08 01:46:59 +0000
commit65c58daa8b8985d2116216043103009815a55e77 (patch)
tree941f9aa0ff19be05c4aa346df61b2c6cd21ed173 /lib/CodeGen/PrologEpilogInserter.h
parente40bf5f9f40a4672cd55bfa51c64a4bb6f4b2f8f (diff)
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Re-enable register scavenging in Thumb1 by default.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83521 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/PrologEpilogInserter.h')
-rw-r--r--lib/CodeGen/PrologEpilogInserter.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/CodeGen/PrologEpilogInserter.h b/lib/CodeGen/PrologEpilogInserter.h
index 1dccfd3c43..931f1eb231 100644
--- a/lib/CodeGen/PrologEpilogInserter.h
+++ b/lib/CodeGen/PrologEpilogInserter.h
@@ -94,6 +94,11 @@ namespace llvm {
// functions.
bool ShrinkWrapThisFunction;
+ // Flag to control whether to use the register scavenger to resolve
+ // frame index materialization registers. Set according to
+ // TRI->requiresFrameIndexScavenging() for the curren function.
+ bool FrameIndexVirtualScavenging;
+
// When using the scavenger post-pass to resolve frame reference
// materialization registers, maintain a map of the registers to
// the constant value and SP adjustment associated with it.