1; Supplement instr profile suppl-profile.proftext with sample profile 2; sample-profile.proftext. 3; For hot functions: 4; RUN: llvm-profdata merge -instr -suppl-min-size-threshold=0 \ 5; RUN: -supplement-instr-with-sample=%p/Inputs/sample-profile-hot.proftext \ 6; RUN: %S/Inputs/suppl-profile.proftext -o %t.profdata 7; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=HOT 8; For warm functions: 9; RUN: llvm-profdata merge -instr -suppl-min-size-threshold=0 \ 10; RUN: -supplement-instr-with-sample=%p/Inputs/sample-profile-warm.proftext \ 11; RUN: %S/Inputs/suppl-profile.proftext -o %t1.profdata 12; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t1.profdata -S | FileCheck %s --check-prefix=WARM 13 14target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 15target triple = "x86_64-unknown-linux-gnu" 16 17; Check test_simple_for has proper hot/cold attribute and no profile counts. 18; HOT: @test_simple_for(i32 %n) 19; HOT-SAME: #[[ATTRIBTE:[0-9]*]] 20; HOT-NOT: !prof !{{.*}} 21; HOT-SAME: { 22; HOT: attributes #[[ATTRIBTE]] = { hot } 23; WARM: @test_simple_for(i32 %n) 24; WARM-NOT: #{{.*}} 25; WARM-NOT: !prof !{{.*}} 26; WARM-SAME: { 27define i32 @test_simple_for(i32 %n) #0 { 28entry: 29 br label %for.cond 30 31for.cond: 32 %i = phi i32 [ 0, %entry ], [ %inc1, %for.inc ] 33 %sum = phi i32 [ 1, %entry ], [ %inc, %for.inc ] 34 %cmp = icmp slt i32 %i, %n 35 br i1 %cmp, label %for.body, label %for.end 36 37for.body: 38 %inc = add nsw i32 %sum, 1 39 br label %for.inc 40 41for.inc: 42 %inc1 = add nsw i32 %i, 1 43 br label %for.cond 44 45for.end: 46 ret i32 %sum 47} 48 49attributes #0 = { cold } 50