forked from OSchip/llvm-project
22 lines
560 B
LLVM
22 lines
560 B
LLVM
; RUN: llvm-as < %s -o %t.bc -f
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; RUN: lli %t.bc > /dev/null
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define i32 @main() {
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call i32 @mylog( i32 4 ) ; <i32>:1 [#uses=0]
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ret i32 0
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}
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define internal i32 @mylog(i32 %num) {
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bb0:
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br label %bb2
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bb2: ; preds = %bb2, %bb0
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%reg112 = phi i32 [ 10, %bb2 ], [ 1, %bb0 ] ; <i32> [#uses=1]
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%cann-indvar = phi i32 [ %cann-indvar, %bb2 ], [ 0, %bb0 ] ; <i32> [#uses=1]
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%reg114 = add i32 %reg112, 1 ; <i32> [#uses=2]
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%cond222 = icmp slt i32 %reg114, %num ; <i1> [#uses=1]
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br i1 %cond222, label %bb2, label %bb3
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bb3: ; preds = %bb2
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ret i32 %reg114
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}
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