forked from OSchip/llvm-project
63 lines
3.2 KiB
LLVM
63 lines
3.2 KiB
LLVM
; RUN: opt < %s -pgo-instr-gen -S | FileCheck %s --check-prefix=GEN --check-prefix=GEN-COMDAT
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; RUN: opt < %s -mtriple=x86_64-apple-darwin -pgo-instr-gen -S | FileCheck %s --check-prefix=GEN --check-prefix=GEN-DARWIN-LINKONCE
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; New PM
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; RUN: opt < %s -passes=pgo-instr-gen -S | FileCheck %s --check-prefix=GEN --check-prefix=GEN-COMDAT
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; RUN: opt < %s -mtriple=x86_64-apple-darwin -passes=pgo-instr-gen -S | FileCheck %s --check-prefix=GEN --check-prefix=GEN-DARWIN-LINKONCE
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; RUN: llvm-profdata merge %S/Inputs/branch1.proftext -o %t.profdata
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; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
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; RUN: llvm-profdata merge %S/Inputs/branch1_large_count.proftext -o %t.l.profdata
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; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.l.profdata -S | FileCheck %s --check-prefix=USE-LARGE
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; New PM
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; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
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; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.l.profdata -S | FileCheck %s --check-prefix=USE-LARGE
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; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -pass-remarks=pgo-instrumentation -pgo-emit-branch-prob -S 2>&1| FileCheck %s --check-prefix=ANALYSIS
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; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -pass-remarks=pgo-instrumentation -pgo-emit-branch-prob -S 2>&1| FileCheck %s --check-prefix=ANALYSIS
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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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; GEN-DARWIN-LINKONCE: target triple = "x86_64-apple-darwin"
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; GEN-COMDAT: $__llvm_profile_raw_version = comdat any
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; GEN-COMDAT: @__llvm_profile_raw_version = constant i64 {{[0-9]+}}, comdat
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; GEN-LINKONCE: @__llvm_profile_raw_version = linkonce constant i64 {{[0-9]+}}
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; GEN: @__profn_test_br_1 = private constant [9 x i8] c"test_br_1"
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define i32 @test_br_1(i32 %i) {
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; USE-LABEL: @test_br_1
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; USE-SAME: !prof ![[FUNC_ENTRY_COUNT:[0-9]+]]
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entry:
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; GEN: entry:
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; GEN: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @__profn_test_br_1, i32 0, i32 0), i64 25571299074, i32 2, i32 0)
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%cmp = icmp sgt i32 %i, 0
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br i1 %cmp, label %if.then, label %if.end
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; USE: br i1 %cmp, label %if.then, label %if.end
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; USE-SAME: !prof ![[BW_ENTRY:[0-9]+]]
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; USE-DAG: ![[BW_ENTRY]] = !{!"branch_weights", i32 2, i32 1}
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; USE-LARGE: br i1 %cmp, label %if.then, label %if.end
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; USE-LARGE-SAME: !prof ![[BW_L_ENTRY:[0-9]+]]
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; USE-LARGE-DAG: ![[BW_L_ENTRY]] = !{!"branch_weights", i32 -1431655766, i32 1431655765}
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if.then:
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; GEN: if.then:
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; GEN: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @__profn_test_br_1, i32 0, i32 0), i64 25571299074, i32 2, i32 1)
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%add = add nsw i32 %i, 2
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br label %if.end
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if.end:
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; GEN: if.end:
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; GEN-NOT: llvm.instrprof.increment
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; GEN: ret i32
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%retv = phi i32 [ %add, %if.then ], [ %i, %entry ]
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ret i32 %retv
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}
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; USE-DAG: {{![0-9]+}} = !{i32 1, !"ProfileSummary", {{![0-9]+}}}
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; USE-DAG: {{![0-9]+}} = !{!"DetailedSummary", {{![0-9]+}}}
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; USE-DAG: ![[FUNC_ENTRY_COUNT]] = !{!"function_entry_count", i64 3}
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; ANALYSIS:remark: <unknown>:0:0: sgt_i32_Zero {{.*}}66.67% (total count : 3)
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