1 ; RUN: opt < %s -passes=pgo-instr-gen -pgo-instrument-entry=false -S | FileCheck %s --check-prefixes=GEN,NOTENTRY
2 ; RUN: llvm-profdata merge %S/Inputs/loop1.proftext -o %t.profdata
3 ; RUN: opt < %s -passes=pgo-instr-use -pgo-instrument-entry=false -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
4 ; RUN: opt < %s -passes=pgo-instr-gen -pgo-instrument-entry=true -S | FileCheck %s --check-prefixes=GEN,ENTRY
5 ; RUN: llvm-profdata merge %S/Inputs/loop1_entry.proftext -o %t.profdata
6 ; RUN: opt < %s -passes=pgo-instr-use -pgo-instrument-entry=true -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
8 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
9 target triple = "x86_64-unknown-linux-gnu"
11 ; GEN: $__llvm_profile_raw_version = comdat any
12 ; GEN: @__llvm_profile_raw_version = hidden constant i64 {{[0-9]+}}, comdat
13 ; GEN: @__profn_test_simple_for = private constant [15 x i8] c"test_simple_for"
15 define i32 @test_simple_for(i32 %n) {
18 ; NOTENTRY: call void @llvm.instrprof.increment(ptr @__profn_test_simple_for, i64 {{[0-9]+}}, i32 2, i32 1)
19 ; ENTRY: call void @llvm.instrprof.increment(ptr @__profn_test_simple_for, i64 {{[0-9]+}}, i32 2, i32 0)
24 ; GEN-NOT: call void @llvm.instrprof.increment
25 %i = phi i32 [ 0, %entry ], [ %inc1, %for.inc ]
26 %sum = phi i32 [ 1, %entry ], [ %inc, %for.inc ]
27 %cmp = icmp slt i32 %i, %n
28 br i1 %cmp, label %for.body, label %for.end
29 ; USE: br i1 %cmp, label %for.body, label %for.end
30 ; USE-SAME: !prof ![[BW_FOR_COND:[0-9]+]]
31 ; USE: ![[BW_FOR_COND]] = !{!"branch_weights", i32 96, i32 4}
35 ; GEN-NOT: call void @llvm.instrprof.increment
36 %inc = add nsw i32 %sum, 1
41 ; NOTENTRY: call void @llvm.instrprof.increment(ptr @__profn_test_simple_for, i64 {{[0-9]+}}, i32 2, i32 0)
42 ; ENTRY: call void @llvm.instrprof.increment(ptr @__profn_test_simple_for, i64 {{[0-9]+}}, i32 2, i32 1)
43 %inc1 = add nsw i32 %i, 1
48 ; GEN-NOT: call void @llvm.instrprof.increment