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149 lines
4.5 KiB
ArmAsm
149 lines
4.5 KiB
ArmAsm
## Test the correctness of section names and function symbol names post cdsplit.
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## Warm section should have name .text.warm and warm function fragments should
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## have symbol names ending in warm.
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# RUN: llvm-mc --filetype=obj --triple x86_64-unknown-unknown %s -o %t.o
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# RUN: link_fdata %s %t.o %t.fdata
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# RUN: llvm-strip --strip-unneeded %t.o
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# RUN: %clang %cflags %t.o -o %t.exe -Wl,-q
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# RUN: llvm-bolt %t.exe -o %t.bolt --split-functions --split-strategy=cdsplit \
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# RUN: --call-scale=2 --data=%t.fdata --reorder-blocks=ext-tsp
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# RUN: llvm-objdump --syms %t.bolt | FileCheck %s --check-prefix=CHECK-SYMS-WARM
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# CHECK-SYMS-WARM: 0000000000000000 l df *ABS* 0000000000000000 bolt-pseudo.o
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# CHECK-SYMS-WARM: .text.warm
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# CHECK-SYMS-WARM-SAME: chain.warm
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# CHECK-SYMS-WARM: .text.cold
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# CHECK-SYMS-WARM-SAME: dummy.cold
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.text
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.globl chain
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.type chain, @function
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chain:
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pushq %rbp
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movq %rsp, %rbp
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cmpl $2, %edi
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LLentry_LLchain_start:
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jge LLchain_start
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# FDATA: 1 chain #LLentry_LLchain_start# 1 chain #LLchain_start# 0 100
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# FDATA: 1 chain #LLentry_LLchain_start# 1 chain #LLfast# 0 500
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LLfast:
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movl $5, %eax
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LLfast_LLexit:
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jmp LLexit
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# FDATA: 1 chain #LLfast_LLexit# 1 chain #LLexit# 0 500
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LLchain_start:
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movl $10, %eax
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LLchain_start_LLchain1:
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jge LLchain1
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# FDATA: 1 chain #LLchain_start_LLchain1# 1 chain #LLchain1# 0 99
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# FDATA: 1 chain #LLchain_start_LLchain1# 1 chain #LLloop_entry# 0 1
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LLloop_entry:
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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xorl %eax, %eax // Initialize result
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movl $1000000, %ecx // Set loop counter to a large value
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LLloop_entry_LLloop_start:
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jmp LLloop_start
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# FDATA: 1 chain #LLloop_entry_LLloop_start# 1 chain #LLloop_start# 0 1
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LLloop_start:
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addl $1, %eax // Increment result
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subl $1, %ecx // Decrement loop counter
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LLloop_start_LLloop_start:
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jg LLloop_start // Jump if loop counter is greater than 0
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# FDATA: 1 chain #LLloop_start_LLloop_start# 1 chain #LLloop_start# 0 1000000
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# FDATA: 1 chain #LLloop_start_LLloop_start# 1 chain #LLchain1# 0 1
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LLchain1:
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addl $1, %eax
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LLchain1_LLchain2:
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jmp LLchain2
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# FDATA: 1 chain #LLchain1_LLchain2# 1 chain #LLchain2# 0 100
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LLchain2:
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addl $1, %eax
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LLchain2_LLchain3:
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jmp LLchain3
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# FDATA: 1 chain #LLchain2_LLchain3# 1 chain #LLchain3# 0 100
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LLchain3:
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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LLchain3_LLchain4:
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jmp LLchain4
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# FDATA: 1 chain #LLchain3_LLchain4# 1 chain #LLchain4# 0 100
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LLchain4:
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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LLchain4_LLexit:
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jmp LLexit
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# FDATA: 1 chain #LLchain4_LLexit# 1 chain #LLexit# 0 100
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LLexit:
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popq %rbp
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ret
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LLchain_end:
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.size chain, LLchain_end-chain
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.text
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.globl dummy
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.type dummy, @function
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dummy:
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pushq %rbp
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movq %rsp, %rbp
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cmpl $2, %edi
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dummy_dummy_block1:
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jg dummy_block1
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# FDATA: 1 dummy #dummy_dummy_block1# 1 dummy #dummy_block1# 0 0
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# FDATA: 1 dummy #dummy_dummy_block1# 1 dummy #dummy_next# 0 100
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dummy_next:
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addl $1, %eax
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addl $1, %eax
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dummy_next_dummy_exit:
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jmp dummy_exit
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# FDATA: 1 dummy #dummy_next_dummy_exit# 1 dummy #dummy_exit# 0 100
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dummy_block1:
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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dummy_block1_dummy_block2:
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jmp dummy_block2
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# FDATA: 1 dummy #dummy_block1_dummy_block2# 1 dummy #dummy_block2# 0 0
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dummy_block2:
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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addl $1, %eax
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dummy_block2_dummy_exit:
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jmp dummy_exit
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# FDATA: 1 dummy #dummy_block2_dummy_exit# 1 dummy #dummy_exit# 0 0
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dummy_exit:
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popq %rbp
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ret
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.globl main
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.type main, @function
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main:
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pushq %rbp
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movq %rsp, %rbp
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movl $1, %edi
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LLmain_chain1:
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call chain
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# FDATA: 1 main #LLmain_chain1# 1 chain 0 0 600
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movl $4, %edi
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LLmain_dummy:
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call dummy
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# FDATA: 1 main #LLmain_dummy# 1 dummy 0 0 100
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xorl %eax, %eax
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popq %rbp
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retq
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.Lmain_end:
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.size main, .Lmain_end-main
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