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; REQUIRES:x86_64-linux
; Test flattening indirect calls into "VP" MD_prof metadata, in prelink.
; RUN: split-file %s %t
; RUN: llvm-ctxprof-util fromYAML --input %t/profile.yaml --output %t/profile.ctxprofdata
; RUN: opt -passes=ctx-prof-flatten-prethinlink %t/example.ll -use-ctx-profile=%t/profile.ctxprofdata \
; RUN: -S -o - | FileCheck %s --check-prefix=PRELINK
; PRELINK: call void @llvm.instrprof.callsite(ptr @foo, i64 1234, i32 2, i32 0, ptr %p)
; PRELINK-NEXT: call void %p(), !prof ![[VPPROF:[0-9]+]]
; PRELINK-NEXT: call void @llvm.instrprof.callsite(ptr @foo, i64 1234, i32 2, i32 1, ptr @bar)
; PRELINK-NEXT: call void @bar(){{$}}
; PRELINK: ![[VPPROF]] = !{!"VP", i32 0, i64 25, i64 5678, i64 20, i64 5555, i64 5}
; RUN: cp %t/example.ll %t/1234.ll
; RUN: opt -passes=ctx-prof-flatten %t/1234.ll -use-ctx-profile=%t/profile.ctxprofdata \
; RUN: -S -o - | FileCheck %s --check-prefix=POSTLINK
; RUN: opt -passes=ctx-prof-flatten %t/example.ll -use-ctx-profile=%t/profile.ctxprofdata \
; RUN: -S -o - | FileCheck %s --check-prefix=POSTLINK
; POSTLINK-NOT: call void %p(), !prof
;--- example.ll
declare !guid !0 void @bar()
define void @foo(ptr %p) !guid !1 {
call void @llvm.instrprof.increment(ptr @foo, i64 1234, i32 1, i32 0)
call void @llvm.instrprof.callsite(ptr @foo, i64 1234, i32 2, i32 0, ptr %p)
call void %p()
call void @llvm.instrprof.callsite(ptr @foo, i64 1234, i32 2, i32 1, ptr @bar)
call void @bar()
ret void
}
!0 = !{i64 8888}
!1 = !{i64 1234}
;--- profile.yaml
Contexts:
- Guid: 1234
TotalRootEntryCount: 5
Counters: [5]
Callsites:
- - Guid: 5555
Counters: [1]
- Guid: 5678
Counters: [4]
- - Guid: 8888
Counters: [5]
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