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9f1abbf262
In 10b781fb033ee8d8a02e1050976b3832ad50542a this test was changed to use the -debug-only flag, which means it now requires asserts aka a non-release compiler.
37 lines
997 B
LLVM
37 lines
997 B
LLVM
; RUN: opt -S -inline %s -debug-only=inline-cost 2>&1 | FileCheck %s
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; REQUIRES: asserts
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; Only the load and ret should be included in the instruction count, not
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; the instructions feeding the assume.
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; CHECK: NumInstructions: 2
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@a = global i32 4
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define i32 @inner(i8* %y) {
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%a1 = load volatile i32, i32* @a
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; Because these instructions are used only by the @llvm.assume intrinsic,
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; they're free and should not be included in the instruction count when
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; computing the inline cost.
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%a2 = mul i32 %a1, %a1
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%a3 = sub i32 %a1, %a2
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%a4 = udiv i32 %a3, -13
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%a5 = mul i32 %a4, %a4
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%a6 = add i32 %a5, %a5
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%ca = icmp sgt i32 %a6, -7
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%r = call i1 @llvm.type.test(i8* %y, metadata !0)
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%ca2 = icmp eq i1 %ca, %r
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tail call void @llvm.assume(i1 %ca2)
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ret i32 %a1
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}
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define i32 @outer(i8* %y) optsize {
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%r = call i32 @inner(i8* %y)
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ret i32 %r
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}
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declare void @llvm.assume(i1) nounwind
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declare i1 @llvm.type.test(i8*, metadata) nounwind readnone
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!0 = !{i32 0, !"typeid1"}
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