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; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -debug-pass=Structure -enable-fs-discriminator=true -improved-fs-discriminator=true 2>&1 | FileCheck %s --check-prefix=NOPROFILE
; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -debug-pass=Structure -fs-profile-file=%S/Inputs/fsloader-mfs.afdo -enable-fs-discriminator=true -improved-fs-discriminator=true 2>&1 | FileCheck %s --check-prefix=PROFILE-NOMFS
; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -debug-pass=Structure -fs-profile-file=%S/Inputs/fsloader-mfs.afdo -split-machine-functions -enable-fs-discriminator=true -improved-fs-discriminator=true 2>&1 | FileCheck %s --check-prefix=PROFILE-MFS
;; No profile is specified, no load passes.
; NOPROFILE: Add FS discriminators in MIR
; NO-NOPROFILE: SampleFDO loader in MIR
; NOPROFILE: Add FS discriminators in MIR
; NO-NOPROFILE: SampleFDO loader in MIR
; NOPROFILE: Add FS discriminators in MIR
; NO-NOPROFILE: SampleFDO loader in MIR
;; Profile is specified, so we have first 2 load passes.
; PROFILE-NOMFS: Add FS discriminators in MIR
; PROFILE-NOMFS: SampleFDO loader in MIR
; PROFILE-NOMFS: Add FS discriminators in MIR
; PROFILE-NOMFS: SampleFDO loader in MIR
; PROFILE-NOMFS: Add FS discriminators in MIR
;; But mfs is not specified, so no "SampleFDO loader should be created"
; NO-PROFILE-NOMFS: SampleFDO loader in MIR
;; Profile is specified with mfs, so we have 3 load passes.
; PROFILE-MFS: Add FS discriminators in MIR
; PROFILE-MFS: SampleFDO loader in MIR
; PROFILE-MFS: Add FS discriminators in MIR
; PROFILE-MFS: SampleFDO loader in MIR
; PROFILE-MFS: Add FS discriminators in MIR
; PROFILE-MFS: SampleFDO loader in MIR
; PROFILE-MFS: Machine Function Splitter Transformation
define void @foo4(i1 zeroext %0, i1 zeroext %1) nounwind {
br i1 %0, label %3, label %7
3:
%4 = call i32 @bar()
br label %7
5:
%6 = call i32 @baz()
br label %7
7:
br i1 %1, label %8, label %10
8:
%9 = call i32 @bam()
br label %12
10:
%11 = call i32 @baz()
br label %12
12:
%13 = tail call i32 @qux()
ret void
}
declare i32 @bar()
declare i32 @baz()
declare i32 @bam()
declare i32 @qux()
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