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https://github.com/c64scene-ar/llvm-6502.git
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40 lines
1.2 KiB
LLVM
40 lines
1.2 KiB
LLVM
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; RUN: llc -march=mipsel < %s | FileCheck %s
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@g1 = external global i32*
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; CHECK: foo1:
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; CHECK: lw ${{[0-9]+}}, %got(g1)
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; CHECK: # %for.body
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; CHECK: # %for.end
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define i32 @foo1() {
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entry:
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%b = alloca [16 x i32], align 4
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%0 = bitcast [16 x i32]* %b to i8*
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call void @llvm.lifetime.start(i64 64, i8* %0)
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%arraydecay = getelementptr inbounds [16 x i32]* %b, i32 0, i32 0
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br label %for.body
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for.body: ; preds = %for.body, %entry
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%i.05 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
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%v.04 = phi i32 [ 0, %entry ], [ %add, %for.body ]
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%1 = load i32** @g1, align 4
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%arrayidx = getelementptr inbounds i32* %1, i32 %i.05
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%2 = load i32* %arrayidx, align 4
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%call = call i32 @foo2(i32 %2, i32* %arraydecay)
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%add = add nsw i32 %call, %v.04
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%inc = add nsw i32 %i.05, 1
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%exitcond = icmp eq i32 %inc, 10000
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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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call void @llvm.lifetime.end(i64 64, i8* %0)
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ret i32 %add
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}
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declare void @llvm.lifetime.start(i64, i8* nocapture)
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declare i32 @foo2(i32, i32*)
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declare void @llvm.lifetime.end(i64, i8* nocapture)
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