1; RUN: opt < %s -pgo-instr-gen -S | FileCheck %s --check-prefix=GEN 2; RUN: opt < %s -passes=pgo-instr-gen -S | FileCheck %s --check-prefix=GEN 3; RUN: llvm-profdata merge %S/Inputs/switch.proftext -o %t.profdata 4; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE 5; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE 6target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 7target triple = "x86_64-unknown-linux-gnu" 8 9; GEN: $__llvm_profile_raw_version = comdat any 10; GEN: @__llvm_profile_raw_version = constant i64 {{[0-9]+}}, comdat 11; GEN: @__profn_test_switch = private constant [11 x i8] c"test_switch" 12 13define void @test_switch(i32 %i) { 14entry: 15; GEN: entry: 16; GEN-NOT: call void @llvm.instrprof.increment 17 switch i32 %i, label %sw.default [ 18 i32 1, label %sw.bb 19 i32 2, label %sw.bb1 20 i32 3, label %sw.bb2 21 ] 22; USE: ] 23; USE-SAME: !prof ![[BW_SWITCH:[0-9]+]] 24; USE: ![[BW_SWITCH]] = !{!"branch_weights", i32 3, i32 2, i32 0, i32 5} 25 26sw.bb: 27; GEN: sw.bb: 28; GEN: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @__profn_test_switch, i32 0, i32 0), i64 46200943743, i32 4, i32 2) 29 br label %sw.epilog 30 31sw.bb1: 32; GEN: sw.bb1: 33; GEN: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @__profn_test_switch, i32 0, i32 0), i64 46200943743, i32 4, i32 0) 34 br label %sw.epilog 35 36sw.bb2: 37; GEN: sw.bb2: 38; GEN: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @__profn_test_switch, i32 0, i32 0), i64 46200943743, i32 4, i32 1) 39 br label %sw.epilog 40 41sw.default: 42; GEN: sw.default: 43; GEN: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @__profn_test_switch, i32 0, i32 0), i64 46200943743, i32 4, i32 3) 44 br label %sw.epilog 45 46sw.epilog: 47; GEN: sw.epilog: 48; GEN-NOT: call void @llvm.instrprof.increment 49 ret void 50; GEN: ret void 51} 52