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authorEric Christopher <echristo@apple.com>2011-10-18 22:50:17 +0000
committerEric Christopher <echristo@apple.com>2011-10-18 22:50:17 +0000
commit7e8ae57be914cbb6fab111d98a89c6f07c77d2a1 (patch)
tree13bbbdb9af9c3b8abe05a4d30e0fd499c3ca73b2 /lib/Target/X86/X86TargetMachine.cpp
parent2115cd2a48feaf956b0906f7fcfdee8baf4795dd (diff)
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Turn on the vzeroupper pass by default.
I'll remove/rename the option in a few days. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142439 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86TargetMachine.cpp')
-rw-r--r--lib/Target/X86/X86TargetMachine.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Target/X86/X86TargetMachine.cpp b/lib/Target/X86/X86TargetMachine.cpp
index 15c6c4e7a7..1978c01aba 100644
--- a/lib/Target/X86/X86TargetMachine.cpp
+++ b/lib/Target/X86/X86TargetMachine.cpp
@@ -102,7 +102,7 @@ X86TargetMachine::X86TargetMachine(const Target &T, StringRef TT,
static cl::opt<bool>
UseVZeroUpper("x86-use-vzeroupper",
cl::desc("Minimize AVX to SSE transition penalty"),
- cl::init(false));
+ cl::init(true));
//===----------------------------------------------------------------------===//
// Pass Pipeline Configuration