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Diffstat (limited to 'test/Transforms/InstCombine/JavaCompare.ll')
| -rw-r--r-- | test/Transforms/InstCombine/JavaCompare.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/JavaCompare.ll b/test/Transforms/InstCombine/JavaCompare.ll new file mode 100644 index 0000000..7d0edb8 --- /dev/null +++ b/test/Transforms/InstCombine/JavaCompare.ll @@ -0,0 +1,14 @@ +; This is the sequence of stuff that the Java front-end expands for a single +; <= comparison. Check to make sure we turn it into a <= (only) + +; RUN: opt < %s -instcombine -S | grep {%c3 = icmp sle i32 %A, %B} + +define i1 @le(i32 %A, i32 %B) { + %c1 = icmp sgt i32 %A, %B ; <i1> [#uses=1] + %tmp = select i1 %c1, i32 1, i32 0 ; <i32> [#uses=1] + %c2 = icmp slt i32 %A, %B ; <i1> [#uses=1] + %result = select i1 %c2, i32 -1, i32 %tmp ; <i32> [#uses=1] + %c3 = icmp sle i32 %result, 0 ; <i1> [#uses=1] + ret i1 %c3 +} + |