16b4eb0b9SAmir Ayupov# REQUIRES: system-linux 26b4eb0b9SAmir Ayupov 36b4eb0b9SAmir Ayupov# RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown \ 46b4eb0b9SAmir Ayupov# RUN: %s -o %t.o 56b4eb0b9SAmir Ayupov# RUN: link_fdata %s %t.o %t.fdata 66b4eb0b9SAmir Ayupov# RUN: %clang %cflags %t.o -o %t.exe -Wl,-q 7*d648aa1bSMaksim Panchenko# RUN: llvm-bolt %t.exe --data %t.fdata --reorder-blocks=ext-tsp \ 8*d648aa1bSMaksim Panchenko# RUN: --print-finalized \ 9*d648aa1bSMaksim Panchenko# RUN: --tail-duplication=moderate --tail-duplication-minimum-offset=1 \ 10*d648aa1bSMaksim Panchenko# RUN: --tail-duplication-const-copy-propagation=1 -o %t.out | FileCheck %s 116b4eb0b9SAmir Ayupov# RUN: %t.exe; echo $? 126b4eb0b9SAmir Ayupov# RUN: %t.out; echo $? 136b4eb0b9SAmir Ayupov 146b4eb0b9SAmir Ayupov# FDATA: 1 main 14 1 main #.BB2# 0 10 156b4eb0b9SAmir Ayupov# FDATA: 1 main 16 1 main #.BB2# 0 20 165904836bSspupyrev# CHECK: BOLT-INFO: tail duplication modified 1 ({{.*}}%) functions; duplicated 1 blocks ({{.*}} bytes) responsible for {{.*}} dynamic executions ({{.*}}% of all block executions) 176b4eb0b9SAmir Ayupov# CHECK: BB Layout : .LBB00, .Ltail-dup0, .Ltmp0, .Ltmp1 186b4eb0b9SAmir Ayupov# CHECK-NOT: mov $0x2, %rbx 196b4eb0b9SAmir Ayupov 206b4eb0b9SAmir Ayupov .text 216b4eb0b9SAmir Ayupov .globl main 226b4eb0b9SAmir Ayupov .type main, %function 236b4eb0b9SAmir Ayupov .size main, .Lend-main 246b4eb0b9SAmir Ayupovmain: 256b4eb0b9SAmir Ayupov mov $0x2, %rbx 266b4eb0b9SAmir Ayupov mov $0x1, %rdi 276b4eb0b9SAmir Ayupov inc %rdi 286b4eb0b9SAmir Ayupov mov %rdi, %rsi 296b4eb0b9SAmir Ayupov jmp .BB2 306b4eb0b9SAmir Ayupov.BB1: 316b4eb0b9SAmir Ayupov mov $0x9, %rbx 326b4eb0b9SAmir Ayupov.BB2: 336b4eb0b9SAmir Ayupov mov %rbx, %rax 346b4eb0b9SAmir Ayupov mov $0x5, %rbx 356b4eb0b9SAmir Ayupov add %rsi, %rax 365904836bSspupyrev retq 376b4eb0b9SAmir Ayupov.BB3: 386b4eb0b9SAmir Ayupov mov $0x9, %rbx 396b4eb0b9SAmir Ayupov.BB4: 406b4eb0b9SAmir Ayupov mov $0xa, %rsi 416b4eb0b9SAmir Ayupov add %rbx, %rax 426b4eb0b9SAmir Ayupov add %rsi, %rax 436b4eb0b9SAmir Ayupov.BB5: 446b4eb0b9SAmir Ayupov retq 456b4eb0b9SAmir Ayupov.Lend: 46