derek.holloway
7502bf64a4
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45 lines
753 B
ArmAsm
45 lines
753 B
ArmAsm
## This reproduces a bug in aggressive tail duplication/copy propagation.
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# REQUIRES: system-linux
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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: ld.lld %t.o -o %t.exe -q -nostdlib
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# RUN: llvm-bolt %t.exe -o %t.out --data %t.fdata --relocs \
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# RUN: --tail-duplication=aggressive \
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# RUN: --tail-duplication-const-copy-propagation=1
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.text
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.type a, %function
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.globl a
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a:
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.cfi_startproc
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jmpq *JT(,%rcx,8)
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b:
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jb d
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# FDATA: 1 a #b# 1 a #d# 6 60
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e:
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cmpl %eax, %ebx
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f:
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jmp g
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# FDATA: 1 a #f# 1 a #g# 0 8
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d:
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movl $0x1, %ebx
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jmp e
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jmp g
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h:
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jmp h
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i:
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jne j
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g:
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jmp g
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j:
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ud2
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.cfi_endproc
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.size a, .-a
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.rodata
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JT:
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.quad b
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.quad i
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