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https://github.com/c64scene-ar/llvm-6502.git
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70 lines
2.0 KiB
LLVM
70 lines
2.0 KiB
LLVM
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; RUN: llvm-as < %s | opt -loop-index-split -stats | not grep "loop-index-split"
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; PR3029
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@g_138 = common global i32 0 ; <i32*> [#uses=3]
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@g_188 = common global i32 0 ; <i32*> [#uses=4]
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@g_207 = common global i32 0 ; <i32*> [#uses=3]
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@"\01LC" = internal constant [4 x i8] c"%d\0A\00" ; <[4 x i8]*> [#uses=1]
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@g_102 = common global i32 0 ; <i32*> [#uses=0]
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define i32 @func_119() nounwind {
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entry:
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%0 = volatile load i32* @g_138, align 4 ; <i32> [#uses=1]
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ret i32 %0
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}
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define void @func_110(i32 %p_111) nounwind {
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entry:
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%0 = load i32* @g_188, align 4 ; <i32> [#uses=1]
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%1 = icmp ugt i32 %0, -1572397472 ; <i1> [#uses=1]
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br i1 %1, label %bb, label %bb1
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bb: ; preds = %entry
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%2 = volatile load i32* @g_138, align 4 ; <i32> [#uses=0]
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ret void
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bb1: ; preds = %entry
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store i32 1, i32* @g_207, align 4
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ret void
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}
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define void @func_34() nounwind {
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entry:
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store i32 0, i32* @g_188
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%g_188.promoted = load i32* @g_188 ; <i32> [#uses=1]
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br label %bb
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bb: ; preds = %func_110.exit, %entry
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%g_188.tmp.0 = phi i32 [ %g_188.promoted, %entry ], [ %2, %func_110.exit ] ; <i32> [#uses=2]
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%0 = icmp ugt i32 %g_188.tmp.0, -1572397472 ; <i1> [#uses=1]
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br i1 %0, label %bb.i, label %bb1.i
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bb.i: ; preds = %bb
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%1 = volatile load i32* @g_138, align 4 ; <i32> [#uses=0]
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br label %func_110.exit
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bb1.i: ; preds = %bb
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store i32 1, i32* @g_207, align 4
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br label %func_110.exit
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func_110.exit: ; preds = %bb.i, %bb1.i
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%2 = add i32 %g_188.tmp.0, 1 ; <i32> [#uses=3]
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%3 = icmp sgt i32 %2, 1 ; <i1> [#uses=1]
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br i1 %3, label %return, label %bb
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return: ; preds = %func_110.exit
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%.lcssa = phi i32 [ %2, %func_110.exit ] ; <i32> [#uses=1]
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store i32 %.lcssa, i32* @g_188
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ret void
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}
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define i32 @main() nounwind {
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entry:
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call void @func_34() nounwind
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%0 = load i32* @g_207, align 4 ; <i32> [#uses=1]
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%1 = call i32 (i8*, ...)* @printf(i8* getelementptr ([4 x i8]* @"\01LC", i32 0, i32 0), i32 %0) nounwind ; <i32> [#uses=0]
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ret i32 0
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}
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declare i32 @printf(i8*, ...) nounwind
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