66 lines
1.3 KiB
LLVM
66 lines
1.3 KiB
LLVM
; REQUIRES: x86_64-linux
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;
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; Check that, if none of the roots in the profile are defined in the module, the
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; profile is treated as empty (i.e. "none provided")
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;
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; RUN: rm -rf %t
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; RUN: split-file %s %t
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; RUN: llvm-ctxprof-util fromJSON --input=%t/profile.json --output=%t/profile.ctxprofdata
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; RUN: opt -passes='require<ctx-prof-analysis>,print<ctx-prof-analysis>' -ctx-profile-printer-level=everything \
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; RUN: %t/example.ll -S 2>&1 | FileCheck %s
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; CHECK: No contextual profile was provided
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;
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; This is the reference profile, laid out in the format the json formatter will
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; output it from opt. Note that the root GUIDs - 12341 and 34234 - are different from
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; the GUID present in the module, which is otherwise present in the profile, but not
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; as a root.
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;--- profile.json
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[
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{
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"Counters": [
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9
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],
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"Guid": 12341
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},
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{
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"Counters": [
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5
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],
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"Guid": 1000
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},
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{
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"Callsites": [
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[
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{
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"Counters": [
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6,
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7
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],
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"Guid": 1000
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}
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]
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],
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"Counters": [
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1
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],
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"Guid": 34234
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}
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]
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;--- example.ll
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declare void @bar()
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define void @an_entrypoint(i32 %a) !guid !0 {
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%t = icmp eq i32 %a, 0
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br i1 %t, label %yes, label %no
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yes:
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call void @bar()
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ret void
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no:
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ret void
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}
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attributes #0 = { noinline }
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!0 = !{ i64 1000 }
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