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https://github.com/c64scene-ar/llvm-6502.git
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71490fa946
- variety of compare instructions, - loops with no preheader, - arbitrary lower and upper bounds. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174904 91177308-0d34-0410-b5e6-96231b3b80d8
32 lines
1.2 KiB
LLVM
32 lines
1.2 KiB
LLVM
; RUN: llc -march=hexagon -mcpu=hexagonv4 -O2 < %s | FileCheck %s
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; ModuleID = 'hwloop-const.c'
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target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-v64:64:64-v32:32:32-a0:0-n16:32"
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target triple = "hexagon-unknown-linux-gnu"
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@b = common global [25000 x i32] zeroinitializer, align 8
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@a = common global [25000 x i32] zeroinitializer, align 8
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@c = common global [25000 x i32] zeroinitializer, align 8
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define i32 @hwloop_bug() nounwind {
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entry:
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br label %for.body
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; CHECK: endloop
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for.body: ; preds = %for.body, %entry
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%i.02 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds [25000 x i32]* @b, i32 0, i32 %i.02
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store i32 %i.02, i32* %arrayidx, align 4, !tbaa !0
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%arrayidx1 = getelementptr inbounds [25000 x i32]* @a, i32 0, i32 %i.02
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store i32 %i.02, i32* %arrayidx1, align 4, !tbaa !0
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%inc = add nsw i32 %i.02, 1
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%exitcond = icmp eq i32 %inc, 25000
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br i1 %exitcond, label %for.end, label %for.body
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for.end: ; preds = %for.body
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ret i32 0
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}
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!0 = metadata !{metadata !"int", metadata !1}
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!1 = metadata !{metadata !"omnipotent char", metadata !2}
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!2 = metadata !{metadata !"Simple C/C++ TBAA"}
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