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https://github.com/c64scene-ar/llvm-6502.git
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f255b81005
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26903 91177308-0d34-0410-b5e6-96231b3b80d8
29 lines
855 B
LLVM
29 lines
855 B
LLVM
; RUN: llvm-as < %s | llc -march=x86 | grep 'A(' | wc -l | grep 1
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;
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; Make sure the common loop invariant _A(reg) is hoisted up to preheader.
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%A = internal global [16 x [16 x int]] zeroinitializer, align 32
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void %test(int %row, int %N) {
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entry:
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%N = cast int %N to uint
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%tmp5 = setgt int %N, 0
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br bool %tmp5, label %cond_true, label %return
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cond_true:
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%indvar = phi uint [ 0, %entry ], [ %indvar.next, %cond_true ]
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%i.0.0 = cast uint %indvar to int
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%tmp2 = add int %i.0.0, 1
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%tmp = getelementptr [16 x [16 x int]]* %A, int 0, int %row, int %tmp2
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store int 4, int* %tmp
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%tmp5 = add int %i.0.0, 2
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%tmp7 = getelementptr [16 x [16 x int]]* %A, int 0, int %row, int %tmp5
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store int 5, int* %tmp7
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%indvar.next = add uint %indvar, 1
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%exitcond = seteq uint %indvar.next, %N
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br bool %exitcond, label %return, label %cond_true
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return:
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ret void
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}
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