| ## Verifies that llvm-bolt correctly sorts functions by their execution counts. |
| |
| # REQUIRES: x86_64-linux, asserts |
| |
| # RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t.o |
| # RUN: link_fdata %s %t.o %t.fdata |
| # RUN: %clang %cflags %t.o -o %t.exe -Wl,-q |
| # RUN: llvm-bolt %t.exe --data %t.fdata --lite --reorder-functions=exec-count \ |
| # RUN: -v=2 --debug-only=hfsort -o %t.null 2>&1 | FileCheck %s |
| |
| # CHECK: Starting pass: reorder-functions |
| # CHECK-NEXT: hot func func2 (1500) |
| # CHECK-NEXT: hot func func1 (500) |
| # CHECK-NEXT: hot func main (400) |
| # CHECK-NEXT: hot func func5 (110) |
| # CHECK-NEXT: hot func func3 (100) |
| # CHECK-NEXT: hot func func4 (99) |
| |
| .text |
| .globl main |
| .type main, %function |
| main: |
| # FDATA: 0 [unknown] 0 1 main 0 1 400 |
| .cfi_startproc |
| call func1 |
| retq |
| .size _start, .-_start |
| .cfi_endproc |
| |
| .globl func1 |
| .type func1,@function |
| func1: |
| # FDATA: 0 [unknown] 0 1 func1 0 1 500 |
| .cfi_startproc |
| retq |
| .size func1, .-func1 |
| .cfi_endproc |
| |
| .globl func2 |
| .type func2,@function |
| func2: |
| # FDATA: 0 [unknown] 0 1 func2 0 1 1500 |
| .cfi_startproc |
| retq |
| .size func2, .-func2 |
| .cfi_endproc |
| |
| .globl func3 |
| .type func3,@function |
| func3: |
| # FDATA: 0 [unknown] 0 1 func3 0 1 100 |
| .cfi_startproc |
| retq |
| .size func3, .-func3 |
| .cfi_endproc |
| |
| .globl func4 |
| .type func4,@function |
| func4: |
| # FDATA: 0 [unknown] 0 1 func4 0 1 99 |
| .cfi_startproc |
| retq |
| .size func4, .-func4 |
| .cfi_endproc |
| |
| .globl func5 |
| .type func5,@function |
| func5: |
| # FDATA: 0 [unknown] 0 1 func5 0 1 110 |
| .cfi_startproc |
| retq |
| .size func5, .-func5 |
| .cfi_endproc |
