1; RUN: llvm-profdata merge %S/Inputs/multiple_hash_profile.proftext -o %t.profdata 2; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s 3; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -pgo-instr-old-cfg-hashing=true -S | FileCheck -check-prefix=CHECKOLDHASH %s 4; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s 5; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -pgo-instr-old-cfg-hashing=true -S | FileCheck -check-prefix=CHECKOLDHASH %s 6target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 7target triple = "x86_64-unknown-linux-gnu" 8 9$_Z3fooi = comdat any 10 11@g2 = local_unnamed_addr global i32 (i32)* null, align 8 12 13define i32 @_Z3bari(i32 %i) { 14entry: 15 %cmp = icmp sgt i32 %i, 2 16 %mul = select i1 %cmp, i32 1, i32 %i 17 %retval.0 = mul nsw i32 %mul, %i 18 ret i32 %retval.0 19} 20 21define void @_Z4m2f1v() { 22entry: 23 store i32 (i32)* @_Z3fooi, i32 (i32)** @g2, align 8 24 ret void 25} 26 27define linkonce_odr i32 @_Z3fooi(i32 %i) comdat { 28entry: 29 %cmp.i = icmp sgt i32 %i, 2 30 %mul.i = select i1 %cmp.i, i32 1, i32 %i 31; CHECK: %mul.i = select i1 %cmp.i, i32 1, i32 %i 32; CHECK-SAME: !prof ![[BW:[0-9]+]] 33; CHECK: ![[BW]] = !{!"branch_weights", i32 12, i32 6} 34; CHECKOLDHASH: %mul.i = select i1 %cmp.i, i32 1, i32 %i 35; CHECKOLDHASH-SAME: !prof ![[BW:[0-9]+]] 36; CHECKOLDHASH: ![[BW]] = !{!"branch_weights", i32 6, i32 12} 37 %retval.0.i = mul nsw i32 %mul.i, %i 38 ret i32 %retval.0.i 39} 40 41 42