150da55a5SRong Xu; RUN: opt < %s -passes=pgo-instr-gen -pgo-instrument-entry=false -S | FileCheck %s --check-prefixes=GEN,NOTENTRY 2cee313d2SEric Christopher; RUN: llvm-profdata merge %S/Inputs/branch2.proftext -o %t.profdata 350da55a5SRong Xu; RUN: opt < %s -passes=pgo-instr-use -pgo-instrument-entry=false -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE 450da55a5SRong Xu 550da55a5SRong Xu; RUN: opt < %s -passes=pgo-instr-gen -pgo-instrument-entry=true -S | FileCheck %s --check-prefixes=GEN,ENTRY 650da55a5SRong Xu; RUN: llvm-profdata merge %S/Inputs/branch2_entry.proftext -o %t.profdata 750da55a5SRong Xu; RUN: opt < %s -passes=pgo-instr-use -pgo-instrument-entry=true -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE 87b1d7937SAmy Huangtarget datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 9cee313d2SEric Christophertarget triple = "x86_64-unknown-linux-gnu" 10cee313d2SEric Christopher 11cee313d2SEric Christopher; GEN: $__llvm_profile_raw_version = comdat any 12*443e2a10SAlex Brachet; GEN: @__llvm_profile_raw_version = hidden constant i64 {{[0-9]+}}, comdat 13cee313d2SEric Christopher; GEN: @__profn_test_br_2 = private constant [9 x i8] c"test_br_2" 14cee313d2SEric Christopher 15cee313d2SEric Christopherdefine i32 @test_br_2(i32 %i) { 16cee313d2SEric Christopherentry: 17cee313d2SEric Christopher; GEN: entry: 1850da55a5SRong Xu; NOTENTRY-NOT: llvm.instrprof.increment 1941d5033eSNikita Popov; ENTRY: call void @llvm.instrprof.increment(ptr @__profn_test_br_2, i64 {{[0-9]+}}, i32 2, i32 0) 20cee313d2SEric Christopher %cmp = icmp sgt i32 %i, 0 21cee313d2SEric Christopher br i1 %cmp, label %if.then, label %if.else 22cee313d2SEric Christopher; USE: br i1 %cmp, label %if.then, label %if.else 23cee313d2SEric Christopher; USE-SAME: !prof ![[BW_ENTRY:[0-9]+]] 245c31b8b9SArthur Eubanks; USE: ![[BW_ENTRY]] = !{!"branch_weights", i32 1, i32 1} 25cee313d2SEric Christopher 26cee313d2SEric Christopherif.then: 27cee313d2SEric Christopher; GEN: if.then: 2841d5033eSNikita Popov; NOTENTRY: call void @llvm.instrprof.increment(ptr @__profn_test_br_2, i64 {{[0-9]+}}, i32 2, i32 0) 2950da55a5SRong Xu; ENTRY-NOT: llvm.instrprof.increment 30cee313d2SEric Christopher %add = add nsw i32 %i, 2 31cee313d2SEric Christopher br label %if.end 32cee313d2SEric Christopher 33cee313d2SEric Christopherif.else: 34cee313d2SEric Christopher; GEN: if.else: 3541d5033eSNikita Popov; GEN: call void @llvm.instrprof.increment(ptr @__profn_test_br_2, i64 {{[0-9]+}}, i32 2, i32 1) 36cee313d2SEric Christopher %sub = sub nsw i32 %i, 2 37cee313d2SEric Christopher br label %if.end 38cee313d2SEric Christopher 39cee313d2SEric Christopherif.end: 40cee313d2SEric Christopher; GEN: if.end: 41cee313d2SEric Christopher; GEN-NOT: llvm.instrprof.increment 42cee313d2SEric Christopher %retv = phi i32 [ %add, %if.then ], [ %sub, %if.else ] 43cee313d2SEric Christopher ret i32 %retv 44cee313d2SEric Christopher; GEN: ret 45cee313d2SEric Christopher} 46