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57 lines
1.3 KiB
57 lines
1.3 KiB
4 months ago
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; RUN: llvm-as < %s -disable-output 2>&1 | FileCheck %s -allow-empty
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; CHECK-NOT: error
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; CHECK-NOT: warning
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; RUN: verify-uselistorder < %s
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@a = global [4 x i1] [i1 0, i1 1, i1 0, i1 1]
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@b = alias i1, getelementptr ([4 x i1], [4 x i1]* @a, i64 0, i64 2)
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; Check use-list order of constants used by globals.
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@glob1 = global i5 7
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@glob2 = global i5 7
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@glob3 = global i5 7
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define i32 @f32(i32 %a, i32 %b, i32 %c, i32 %d) {
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entry:
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br label %first
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; <label 0>:
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%eh = mul i32 %e, %1
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%sum = add i32 %eh, %ef
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br label %preexit
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preexit:
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%product = phi i32 [%ef, %first], [%sum, %0]
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%backto0 = icmp slt i32 %product, -9
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br i1 %backto0, label %0, label %exit
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exit:
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ret i32 %product
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first:
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%e = add i32 %a, 7
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%f = add i32 %b, 7
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%g = add i32 %c, 8
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%1 = add i32 %d, 8
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%ef = mul i32 %e, %f
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%g1 = mul i32 %g, %1
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%goto0 = icmp slt i32 %g1, -9
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br i1 %goto0, label %0, label %preexit
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; uselistorder directives
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uselistorder i32 7, { 1, 0 }
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uselistorder i32 %1, { 1, 0 }
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uselistorder i32 %e, { 1, 0 }
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uselistorder label %0, { 1, 0 }
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uselistorder label %preexit, { 1, 0 }
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}
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define i1 @loada() {
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entry:
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%a = load i1, i1* getelementptr ([4 x i1], [4 x i1]* @a, i64 0, i64 2)
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ret i1 %a
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}
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uselistorder i5 7, { 1, 0, 2 }
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uselistorder i1* getelementptr ([4 x i1], [4 x i1]* @a, i64 0, i64 2), { 1, 0 }
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