From 7e8ae57be914cbb6fab111d98a89c6f07c77d2a1 Mon Sep 17 00:00:00 2001 From: Eric Christopher Date: Tue, 18 Oct 2011 22:50:17 +0000 Subject: [PATCH] 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 --- lib/Target/X86/X86TargetMachine.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Target/X86/X86TargetMachine.cpp b/lib/Target/X86/X86TargetMachine.cpp index 15c6c4e7a7d..1978c01aba2 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 UseVZeroUpper("x86-use-vzeroupper", cl::desc("Minimize AVX to SSE transition penalty"), - cl::init(false)); + cl::init(true)); //===----------------------------------------------------------------------===// // Pass Pipeline Configuration