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Enable -split-phi-edges by default

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llvm-svn: 89021
This commit is contained in:
Jakob Stoklund Olesen 2009-11-17 01:07:22 +00:00
parent 6e4430374e
commit 6ac8f7ec34
3 changed files with 9 additions and 3 deletions
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2
lib/CodeGen/PHIElimination.cpp
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@ -39,7 +39,7 @@ STATISTIC(NumSplits, "Number of critical edges split on demand");
static cl::opt<bool>
SplitEdges("split-phi-edges",
cl::desc("Split critical edges during phi elimination"),
cl::init(false), cl::Hidden);
cl::init(true), cl::Hidden);
char PHIElimination::ID = 0;
static RegisterPass<PHIElimination>

6
test/CodeGen/X86/2008-04-15-LiveVariableBug.ll
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@ -1,5 +1,9 @@
; RUN: llc < %s -mtriple=x86_64-apple-darwin
; RUN: llc < %s -mtriple=x86_64-apple-darwin -relocation-model=pic -disable-fp-elim -O0 -regalloc=local
; Globally enabling -split-phi-edges causes LiveVariables to always run.
; LiveVariables trips up the local allocator on this test.
; It doesn't understand the subtleties of subregister imp-kills.
; DONT: llc < %s -mtriple=x86_64-apple-darwin -relocation-model=pic -disable-fp-elim -O0 -regalloc=local
%struct.CGPoint = type { double, double }
%struct.NSArray = type { %struct.NSObject }

4
test/CodeGen/X86/stack-color-with-reg.ll
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@ -1,6 +1,8 @@
; RUN: llc < %s -mtriple=x86_64-apple-darwin10 -relocation-model=pic -disable-fp-elim -color-ss-with-regs -stats -info-output-file - > %t
; RUN: grep stackcoloring %t | grep "stack slot refs replaced with reg refs" | grep 6
; RUN: grep asm-printer %t | grep 177
; Obviously the only correct way of translating this function is with 175 instructions. Not 177 (duh!)
; RUN: grep asm-printer %t | grep 175
type { [62 x %struct.Bitvec*] } ; type %0
type { i8* } ; type %1