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| author | Andrew Trick <atrick@apple.com> | 2014-01-07 01:02:55 +0000 |
|---|---|---|
| committer | Andrew Trick <atrick@apple.com> | 2014-01-07 01:02:55 +0000 |
| commit | 0b8e3b2cb41e105a39b9d9b21d6ece18942581cb (patch) | |
| tree | 4abb5ac6678a00ce85eeb41261cda3d354b92a79 /llvm/test/Transforms/IndVarSimplify | |
| parent | b70d9780acdb482052d69e90686d6729a3ff5294 (diff) | |
| download | bcm5719-llvm-0b8e3b2cb41e105a39b9d9b21d6ece18942581cb.tar.gz bcm5719-llvm-0b8e3b2cb41e105a39b9d9b21d6ece18942581cb.zip | |
indvars: sink truncates outside the loop.
This is a follow up of the r198338 commit that added truncates for
lcssa phi nodes. Sinking the truncates below the phis cleans up the
loop and simplifies subsequent analysis within the indvars pass.
llvm-svn: 198654
Diffstat (limited to 'llvm/test/Transforms/IndVarSimplify')
| -rw-r--r-- | llvm/test/Transforms/IndVarSimplify/iv-widen.ll | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/test/Transforms/IndVarSimplify/iv-widen.ll b/llvm/test/Transforms/IndVarSimplify/iv-widen.ll index 12067ab6fe8..c899e2f0a58 100644 --- a/llvm/test/Transforms/IndVarSimplify/iv-widen.ll +++ b/llvm/test/Transforms/IndVarSimplify/iv-widen.ll @@ -7,10 +7,11 @@ target triple = "x86_64-apple-darwin" ; Only one phi now. ; CHECK: phi ; CHECK-NOT: phi -; We now get 2 trunc, one for the gep and one for the lcssa phi. +; One trunc for the gep. ; CHECK: trunc i64 %indvars.iv to i32 -; CHECK: trunc i64 %indvars.iv to i32 -; CHECK-LABEL: B24: +; One trunc for the dummy() call. +; CHECK-LABEL: exit24: +; CHECK: trunc i64 {{.*}}lcssa.wide to i32 define void @sloop(i32* %a) { Prologue: br i1 undef, label %B18, label %B6 |
