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author | Evan Cheng <evan.cheng@apple.com> | 2009-10-31 23:46:45 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2009-10-31 23:46:45 +0000 |
commit | de17fb6e4dd8f169f707d58d4e124c8d4d2c7dba (patch) | |
tree | 71760aa0b6751add99b6d1b54454501a73be3577 /test/CodeGen/Thumb2/thumb2-cbnz.ll | |
parent | 8cd0a8cb821263be4dc40b0b376ff02bfbd89f88 (diff) | |
download | external_llvm-de17fb6e4dd8f169f707d58d4e124c8d4d2c7dba.zip external_llvm-de17fb6e4dd8f169f707d58d4e124c8d4d2c7dba.tar.gz external_llvm-de17fb6e4dd8f169f707d58d4e124c8d4d2c7dba.tar.bz2 |
Use cbz and cbnz instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85698 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/Thumb2/thumb2-cbnz.ll')
-rw-r--r-- | test/CodeGen/Thumb2/thumb2-cbnz.ll | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/test/CodeGen/Thumb2/thumb2-cbnz.ll b/test/CodeGen/Thumb2/thumb2-cbnz.ll new file mode 100644 index 0000000..55c1276 --- /dev/null +++ b/test/CodeGen/Thumb2/thumb2-cbnz.ll @@ -0,0 +1,32 @@ +; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mcpu=cortex-a8 | FileCheck %s +; rdar://7354379 + +declare arm_apcscc double @floor(double) nounwind readnone + +define void @t(i1 %a, double %b) { +entry: + br i1 %a, label %bb3, label %bb1 + +bb1: ; preds = %entry + unreachable + +bb3: ; preds = %entry + br i1 %a, label %bb7, label %bb5 + +bb5: ; preds = %bb3 + unreachable + +bb7: ; preds = %bb3 + br i1 %a, label %bb11, label %bb9 + +bb9: ; preds = %bb7 +; CHECK: @ BB#3: +; CHECK: cbnz + %0 = tail call arm_apcscc double @floor(double %b) nounwind readnone ; <double> [#uses=0] + br label %bb11 + +bb11: ; preds = %bb9, %bb7 + %1 = getelementptr i32* undef, i32 0 + store i32 0, i32* %1 + ret void +} |