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55 lines
1.5 KiB
LLVM
55 lines
1.5 KiB
LLVM
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; RUN: opt < %s -passes='require<profile-summary>,cgscc(inline)' -inline-threshold=100 -inline-cold-callsite-threshold=0 -S | FileCheck %s
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; This tests that a cold callsite gets the inline-cold-callsite-threshold
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; and does not get inlined. Another callsite to an identical callee that
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; is not cold gets inlined because cost is below the inline-threshold.
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define i32 @callee1(i32 %x) !prof !21 {
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%x1 = add i32 %x, 1
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%x2 = add i32 %x1, 1
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%x3 = add i32 %x2, 1
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call void @extern()
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ret i32 %x3
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}
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define i32 @caller(i32 %n) !prof !22 {
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; CHECK-LABEL: @caller(
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%cond = icmp sle i32 %n, 100
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br i1 %cond, label %cond_true, label %cond_false, !prof !0
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cond_true:
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; CHECK-LABEL: cond_true:
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; CHECK-NOT: call i32 @callee1
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; CHECK: ret i32 %x3.i
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%i = call i32 @callee1(i32 %n)
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ret i32 %i
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cond_false:
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; CHECK-LABEL: cond_false:
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; CHECK: call i32 @callee1
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; CHECK: ret i32 %j
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%j = call i32 @callee1(i32 %n)
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ret i32 %j
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}
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declare void @extern()
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!0 = !{!"branch_weights", i32 200, i32 1}
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!llvm.module.flags = !{!1}
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!21 = !{!"function_entry_count", i64 200}
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!22 = !{!"function_entry_count", i64 200}
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!1 = !{i32 1, !"ProfileSummary", !2}
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!2 = !{!3, !4, !5, !6, !7, !8, !9, !10}
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!3 = !{!"ProfileFormat", !"InstrProf"}
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!4 = !{!"TotalCount", i64 10000}
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!5 = !{!"MaxCount", i64 1000}
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!6 = !{!"MaxInternalCount", i64 1}
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!7 = !{!"MaxFunctionCount", i64 1000}
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!8 = !{!"NumCounts", i64 3}
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!9 = !{!"NumFunctions", i64 3}
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!10 = !{!"DetailedSummary", !11}
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!11 = !{!12, !13, !14}
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!12 = !{i32 10000, i64 1000, i32 1}
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!13 = !{i32 999000, i64 1000, i32 1}
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!14 = !{i32 999999, i64 1, i32 2}
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