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82 lines
4.8 KiB
82 lines
4.8 KiB
4 months ago
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Tests for weighted merge of instrumented profiles.
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1- Merge the foo and bar profiles with unity weight and verify the combined output
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RUN: llvm-profdata merge -instr -weighted-input=1,%p/Inputs/weight-instr-bar.profdata -weighted-input=1,%p/Inputs/weight-instr-foo.profdata -o %t
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RUN: llvm-profdata show -instr -all-functions %t > %t.out1
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RUN: FileCheck %s -check-prefixes=1X_1X_WEIGHT,1X_1X_WEIGHT-1 < %t.out1
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RUN: FileCheck %s -check-prefixes=1X_1X_WEIGHT,1X_1X_WEIGHT-2 < %t.out1
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RUN: FileCheck %s -check-prefixes=1X_1X_WEIGHT,1X_1X_WEIGHT-3 < %t.out1
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RUN: FileCheck %s -check-prefixes=1X_1X_WEIGHT,1X_1X_WEIGHT-4 < %t.out1
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RUN: llvm-profdata merge -instr -weighted-input=1,%p/Inputs/weight-instr-bar.profdata %p/Inputs/weight-instr-foo.profdata -o %t
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RUN: llvm-profdata show -instr -all-functions %t > %t.out2
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RUN: FileCheck %s -check-prefixes=1X_1X_WEIGHT,1X_1X_WEIGHT-1 < %t.out2
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RUN: FileCheck %s -check-prefixes=1X_1X_WEIGHT,1X_1X_WEIGHT-2 < %t.out2
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RUN: FileCheck %s -check-prefixes=1X_1X_WEIGHT,1X_1X_WEIGHT-3 < %t.out2
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RUN: FileCheck %s -check-prefixes=1X_1X_WEIGHT,1X_1X_WEIGHT-4 < %t.out2
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1X_1X_WEIGHT: Counters:
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1X_1X_WEIGHT-1: usage:
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1X_1X_WEIGHT-1: Hash: 0x0000000000000000
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1X_1X_WEIGHT-1: Counters: 1
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1X_1X_WEIGHT-1: Function count: 0
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1X_1X_WEIGHT-2: foo:
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1X_1X_WEIGHT-2: Hash: 0x000000000000028a
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1X_1X_WEIGHT-2: Counters: 3
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1X_1X_WEIGHT-2: Function count: 866988873
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1X_1X_WEIGHT-3: bar:
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1X_1X_WEIGHT-3: Hash: 0x000000000000028a
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1X_1X_WEIGHT-3: Counters: 3
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1X_1X_WEIGHT-3: Function count: 866988873
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1X_1X_WEIGHT-4: main:
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1X_1X_WEIGHT-4: Hash: 0x7d31c47ea98f8248
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1X_1X_WEIGHT-4: Counters: 60
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1X_1X_WEIGHT-4: Function count: 2
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1X_1X_WEIGHT: Functions shown: 4
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1X_1X_WEIGHT-NEXT: Total functions: 4
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1X_1X_WEIGHT-NEXT: Maximum function count: 866988873
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1X_1X_WEIGHT-NEXT: Maximum internal block count: 267914296
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2- Merge the foo and bar profiles with weight 3x and 5x respectively and verify the combined output
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RUN: llvm-profdata merge -instr -weighted-input=3,%p/Inputs/weight-instr-bar.profdata -weighted-input=5,%p/Inputs/weight-instr-foo.profdata -o %t
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RUN: llvm-profdata show -instr -all-functions %t > %t.out3
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RUN: FileCheck %s -check-prefixes=3X_5X_WEIGHT,3X_5X_WEIGHT-1 < %t.out3
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RUN: FileCheck %s -check-prefixes=3X_5X_WEIGHT,3X_5X_WEIGHT-2 < %t.out3
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RUN: FileCheck %s -check-prefixes=3X_5X_WEIGHT,3X_5X_WEIGHT-3 < %t.out3
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RUN: FileCheck %s -check-prefixes=3X_5X_WEIGHT,3X_5X_WEIGHT-4 < %t.out3
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3X_5X_WEIGHT: Counters:
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3X_5X_WEIGHT-1: usage:
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3X_5X_WEIGHT-1: Hash: 0x0000000000000000
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3X_5X_WEIGHT-1: Counters: 1
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3X_5X_WEIGHT-1: Function count: 0
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3X_5X_WEIGHT-2: foo:
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3X_5X_WEIGHT-2: Hash: 0x000000000000028a
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3X_5X_WEIGHT-2: Counters: 3
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3X_5X_WEIGHT-2: Function count: 4334944365
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3X_5X_WEIGHT-3: bar:
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3X_5X_WEIGHT-3: Hash: 0x000000000000028a
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3X_5X_WEIGHT-3: Counters: 3
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3X_5X_WEIGHT-3: Function count: 2600966619
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3X_5X_WEIGHT-4: main:
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3X_5X_WEIGHT-4: Hash: 0x7d31c47ea98f8248
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3X_5X_WEIGHT-4: Counters: 60
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3X_5X_WEIGHT-4: Function count: 8
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3X_5X_WEIGHT: Functions shown: 4
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3X_5X_WEIGHT-NEXT: Total functions: 4
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3X_5X_WEIGHT-NEXT: Maximum function count: 4334944365
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3X_5X_WEIGHT-NEXT: Maximum internal block count: 1339571480
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3- Bad merge: invalid weight
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RUN: not llvm-profdata merge -instr -weighted-input=3,%p/Inputs/weight-instr-bar.profdata -weighted-input=0,%p/Inputs/weight-instr-foo.profdata -o %t.out 2>&1 | FileCheck %s -check-prefix=INVALID_WEIGHT
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RUN: not llvm-profdata merge -instr -weighted-input=3,%p/Inputs/weight-instr-bar.profdata -weighted-input=0.75,%p/Inputs/weight-instr-foo.profdata -o %t.out 2>&1 | FileCheck %s -check-prefix=INVALID_WEIGHT
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RUN: not llvm-profdata merge -instr -weighted-input=3,%p/Inputs/weight-instr-bar.profdata -weighted-input=-5,%p/Inputs/weight-instr-foo.profdata -o %t.out 2>&1 | FileCheck %s -check-prefix=INVALID_WEIGHT
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RUN: not llvm-profdata merge -instr -weighted-input=3,%p/Inputs/weight-instr-bar.profdata -weighted-input=,%p/Inputs/weight-instr-foo.profdata -o %t.out 2>&1 | FileCheck %s -check-prefix=INVALID_WEIGHT
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RUN: not llvm-profdata merge -instr -weighted-input=3,%p/Inputs/weight-instr-bar.profdata -weighted-input=%p/Inputs/weight-instr-foo.profdata -o %t.out 2>&1 | FileCheck %s -check-prefix=INVALID_WEIGHT
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INVALID_WEIGHT: error: Input weight must be a positive integer.
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4- Bad merge: input path does not exist
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RUN: not llvm-profdata merge -instr -weighted-input=3,%p/Inputs/does-not-exist.profdata -weighted-input=2,%p/Inputs/does-not-exist-either.profdata -o %t.out 2>&1 | FileCheck %s -check-prefix=INVALID_INPUT
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INVALID_INPUT: {{.*}}: {{.*}}does-not-exist.profdata: {{[Nn]}}o such file or directory
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5- No inputs
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RUN: not llvm-profdata merge -instr -o %t.out 2>&1 | FileCheck %s -check-prefix=NO_INPUT
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NO_INPUT: {{.*}}: No input files specified. See llvm-profdata{{(\.EXE|\.exe)?}} merge -help
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