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https://github.com/c64scene-ar/llvm-6502.git
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ce7d5db4d8
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48536 91177308-0d34-0410-b5e6-96231b3b80d8
47 lines
2.2 KiB
LLVM
47 lines
2.2 KiB
LLVM
; RUN: llvm-as < %s | opt -predsimplify | llvm-dis | grep br | grep return.i.bb8_crit_edge | grep false
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@str = external global [4 x i8] ; <[4 x i8]*> [#uses=1]
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declare i32 @sprintf(i8*, i8*, ...)
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define i32 @main() {
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entry:
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br label %cond_true.outer
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cond_true.outer: ; preds = %cond_true.i, %entry
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%i.0.0.ph = phi i32 [ 0, %entry ], [ %tmp5, %cond_true.i ] ; <i32> [#uses=1]
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%j.0.0.ph = phi i32 [ 0, %entry ], [ %tmp312, %cond_true.i ] ; <i32> [#uses=2]
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br label %cond_true
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cond_true: ; preds = %return.i, %cond_true.outer
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%indvar.ui = phi i32 [ 0, %cond_true.outer ], [ %indvar.next, %return.i ] ; <i32> [#uses=2]
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%indvar = bitcast i32 %indvar.ui to i32 ; <i32> [#uses=1]
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%i.0.0 = add i32 %indvar, %i.0.0.ph ; <i32> [#uses=3]
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%savedstack = call i8* @llvm.stacksave( ) ; <i8*> [#uses=2]
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%tmp.i = icmp eq i32 %i.0.0, 0 ; <i1> [#uses=1]
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%tmp5 = add i32 %i.0.0, 1 ; <i32> [#uses=3]
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br i1 %tmp.i, label %return.i, label %cond_true.i
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cond_true.i: ; preds = %cond_true
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%tmp.i.upgrd.1 = alloca [1000 x i8] ; <[1000 x i8]*> [#uses=1]
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%tmp.sub.i = getelementptr [1000 x i8]* %tmp.i.upgrd.1, i32 0, i32 0 ; <i8*> [#uses=2]
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%tmp4.i = call i32 (i8*, i8*, ...)* @sprintf( i8* %tmp.sub.i, i8* getelementptr ([4 x i8]* @str, i32 0, i64 0), i32 %i.0.0 ) ; <i32> [#uses=0]
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%tmp.i.upgrd.2 = load i8* %tmp.sub.i ; <i8> [#uses=1]
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%tmp7.i = sext i8 %tmp.i.upgrd.2 to i32 ; <i32> [#uses=1]
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call void @llvm.stackrestore( i8* %savedstack )
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%tmp312 = add i32 %tmp7.i, %j.0.0.ph ; <i32> [#uses=2]
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%tmp19 = icmp sgt i32 %tmp5, 9999 ; <i1> [#uses=1]
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br i1 %tmp19, label %bb8, label %cond_true.outer
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return.i: ; preds = %cond_true
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call void @llvm.stackrestore( i8* %savedstack )
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%tmp21 = icmp sgt i32 %tmp5, 9999 ; <i1> [#uses=1]
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%indvar.next = add i32 %indvar.ui, 1 ; <i32> [#uses=1]
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br i1 %tmp21, label %bb8, label %cond_true
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bb8: ; preds = %return.i, %cond_true.i
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%j.0.1 = phi i32 [ %j.0.0.ph, %return.i ], [ %tmp312, %cond_true.i ] ; <i32> [#uses=1]
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%tmp10 = call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @str, i32 0, i64 0), i32 %j.0.1 ) ; <i32> [#uses=0]
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ret i32 undef
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}
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declare i32 @printf(i8*, ...)
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declare i8* @llvm.stacksave()
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declare void @llvm.stackrestore(i8*)
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