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| author | Stephen Hines <srhines@google.com> | 2015-03-23 12:10:34 -0700 |
|---|---|---|
| committer | Stephen Hines <srhines@google.com> | 2015-03-23 12:10:34 -0700 |
| commit | ebe69fe11e48d322045d5949c83283927a0d790b (patch) | |
| tree | c92f1907a6b8006628a4b01615f38264d29834ea /test/Transforms/InstCombine/pr21199.ll | |
| parent | b7d2e72b02a4cb8034f32f8247a2558d2434e121 (diff) | |
| download | external_llvm-ebe69fe11e48d322045d5949c83283927a0d790b.zip external_llvm-ebe69fe11e48d322045d5949c83283927a0d790b.tar.gz external_llvm-ebe69fe11e48d322045d5949c83283927a0d790b.tar.bz2 | |
Update aosp/master LLVM for rebase to r230699.
Change-Id: I2b5be30509658cb8266be782de0ab24f9099f9b9
Diffstat (limited to 'test/Transforms/InstCombine/pr21199.ll')
| -rw-r--r-- | test/Transforms/InstCombine/pr21199.ll | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/pr21199.ll b/test/Transforms/InstCombine/pr21199.ll new file mode 100644 index 0000000..e6599fb --- /dev/null +++ b/test/Transforms/InstCombine/pr21199.ll @@ -0,0 +1,25 @@ +; do not replace a 'select' with 'or' in 'select - cmp - br' sequence +; RUN: opt -instcombine -S < %s | FileCheck %s +target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-unknown-linux-gnu" + +declare void @f(i32) + +define void @test(i32 %len) { +entry: + %cmp = icmp ult i32 %len, 8 + %cond = select i1 %cmp, i32 %len, i32 8 + %cmp11 = icmp ult i32 0, %cond + br i1 %cmp11, label %for.body, label %for.end + +for.body: ; preds = %entry, %for.body + %i.02 = phi i32 [ %inc, %for.body ], [ 0, %entry ] + tail call void @f(i32 %cond) + %inc = add i32 %i.02, 1 + %cmp1 = icmp ult i32 %inc, %cond + br i1 %cmp1, label %for.body, label %for.end + +for.end: ; preds = %for.body, %entry + ret void +; CHECK: select +} |