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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/CodeGen/PowerPC/i1-ext-fold.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/CodeGen/PowerPC/i1-ext-fold.ll')
| -rw-r--r-- | test/CodeGen/PowerPC/i1-ext-fold.ll | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/i1-ext-fold.ll b/test/CodeGen/PowerPC/i1-ext-fold.ll new file mode 100644 index 0000000..19bd8ff --- /dev/null +++ b/test/CodeGen/PowerPC/i1-ext-fold.ll @@ -0,0 +1,54 @@ +; RUN: llc -mcpu=pwr7 < %s | FileCheck %s +target datalayout = "E-m:e-i64:64-n32:64" +target triple = "powerpc64-unknown-linux-gnu" + +; Function Attrs: nounwind readnone +define signext i32 @foo(i32 signext %a, i32 signext %b) #0 { +entry: + %cmp = icmp slt i32 %a, %b + %conv = zext i1 %cmp to i32 + %shl = shl nuw nsw i32 %conv, 4 + ret i32 %shl + +; CHECK-LABEL: @foo +; CHECK-DAG: cmpw +; CHECK-DAG: li [[REG1:[0-9]+]], 0 +; CHECK-DAG: li [[REG2:[0-9]+]], 16 +; CHECK: isel 3, [[REG2]], [[REG1]], +; CHECK: blr +} + +; Function Attrs: nounwind readnone +define signext i32 @foo2(i32 signext %a, i32 signext %b) #0 { +entry: + %cmp = icmp slt i32 %a, %b + %conv = zext i1 %cmp to i32 + %shl = shl nuw nsw i32 %conv, 4 + %add1 = or i32 %shl, 5 + ret i32 %add1 + +; CHECK-LABEL: @foo2 +; CHECK-DAG: cmpw +; CHECK-DAG: li [[REG1:[0-9]+]], 5 +; CHECK-DAG: li [[REG2:[0-9]+]], 21 +; CHECK: isel 3, [[REG2]], [[REG1]], +; CHECK: blr +} + +; Function Attrs: nounwind readnone +define signext i32 @foo3(i32 signext %a, i32 signext %b) #0 { +entry: + %cmp = icmp sle i32 %a, %b + %conv = zext i1 %cmp to i32 + %shl = shl nuw nsw i32 %conv, 4 + ret i32 %shl + +; CHECK-LABEL: @foo3 +; CHECK-DAG: cmpw +; CHECK-DAG: li [[REG1:[0-9]+]], 16 +; CHECK: isel 3, 0, [[REG1]], +; CHECK: blr +} + +attributes #0 = { nounwind readnone } + |