42 lines
1.5 KiB
LLVM
42 lines
1.5 KiB
LLVM
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; RUN: llvm-profdata merge %S/Inputs/multiple_hash_profile.proftext -o %t.profdata
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; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s
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; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -pgo-instr-old-cfg-hashing=true -S | FileCheck -check-prefix=CHECKOLDHASH %s
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; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s
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; 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
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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$_Z3fooi = comdat any
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@g2 = local_unnamed_addr global i32 (i32)* null, align 8
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define i32 @_Z3bari(i32 %i) {
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entry:
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%cmp = icmp sgt i32 %i, 2
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%mul = select i1 %cmp, i32 1, i32 %i
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%retval.0 = mul nsw i32 %mul, %i
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ret i32 %retval.0
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}
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define void @_Z4m2f1v() {
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entry:
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store i32 (i32)* @_Z3fooi, i32 (i32)** @g2, align 8
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ret void
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}
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define linkonce_odr i32 @_Z3fooi(i32 %i) comdat {
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entry:
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%cmp.i = icmp sgt i32 %i, 2
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%mul.i = select i1 %cmp.i, i32 1, i32 %i
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; CHECK: %mul.i = select i1 %cmp.i, i32 1, i32 %i
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; CHECK-SAME: !prof ![[BW:[0-9]+]]
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; CHECK: ![[BW]] = !{!"branch_weights", i32 12, i32 6}
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; CHECKOLDHASH: %mul.i = select i1 %cmp.i, i32 1, i32 %i
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; CHECKOLDHASH-SAME: !prof ![[BW:[0-9]+]]
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; CHECKOLDHASH: ![[BW]] = !{!"branch_weights", i32 6, i32 12}
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%retval.0.i = mul nsw i32 %mul.i, %i
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ret i32 %retval.0.i
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}
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