| ; RUN: opt < %s -passes=pgo-instr-gen -pgo-instrument-entry=false -S | FileCheck %s --check-prefixes=GEN,NOTENTRY |
| ; RUN: llvm-profdata merge %S/Inputs/switch.proftext -o %t.profdata |
| ; RUN: opt < %s -passes=pgo-instr-use -pgo-instrument-entry=false -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE |
| ; RUN: opt < %s -passes=pgo-instr-gen -pgo-instrument-entry=true -S | FileCheck %s --check-prefixes=GEN,ENTRY |
| ; RUN: llvm-profdata merge %S/Inputs/switch_entry.proftext -o %t.profdata |
| ; RUN: opt < %s -passes=pgo-instr-use -pgo-instrument-entry=true -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE |
| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| ; GEN: $__llvm_profile_raw_version = comdat any |
| ; GEN: @__llvm_profile_raw_version = hidden constant i64 {{[0-9]+}}, comdat |
| ; GEN: @__profn_test_switch = private constant [11 x i8] c"test_switch" |
| |
| define void @test_switch(i32 %i) { |
| entry: |
| ; GEN: entry: |
| ; NOTENTRY-NOT: call void @llvm.instrprof.increment |
| ; ENTRY: call void @llvm.instrprof.increment(ptr @__profn_test_switch, i64 {{[0-9]+}}, i32 4, i32 0) |
| switch i32 %i, label %sw.default [ |
| i32 1, label %sw.bb |
| i32 2, label %sw.bb1 |
| i32 3, label %sw.bb2 |
| ] |
| ; USE: ] |
| ; USE-SAME: !prof ![[BW_SWITCH:[0-9]+]] |
| ; USE: ![[BW_SWITCH]] = !{!"branch_weights", i32 3, i32 2, i32 0, i32 5} |
| |
| sw.bb: |
| ; GEN: sw.bb: |
| ; GEN: call void @llvm.instrprof.increment(ptr @__profn_test_switch, i64 {{[0-9]+}}, i32 4, i32 2) |
| br label %sw.epilog |
| |
| sw.bb1: |
| ; GEN: sw.bb1: |
| ; NOTENTRY: call void @llvm.instrprof.increment(ptr @__profn_test_switch, i64 {{[0-9]+}}, i32 4, i32 0) |
| ; ENTRY-NOT: call void @llvm.instrprof.increment |
| br label %sw.epilog |
| |
| sw.bb2: |
| ; GEN: sw.bb2: |
| ; GEN: call void @llvm.instrprof.increment(ptr @__profn_test_switch, i64 {{[0-9]+}}, i32 4, i32 1) |
| br label %sw.epilog |
| |
| sw.default: |
| ; GEN: sw.default: |
| ; GEN: call void @llvm.instrprof.increment(ptr @__profn_test_switch, i64 {{[0-9]+}}, i32 4, i32 3) |
| br label %sw.epilog |
| |
| sw.epilog: |
| ; GEN: sw.epilog: |
| ; GEN-NOT: call void @llvm.instrprof.increment |
| ret void |
| ; GEN: ret void |
| } |