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