c67ecf3853
Rewrite the test case intended to check that BOLT does not separate jrcxz instruction from its destination by more than a one-byte offset.
34 lines
890 B
ArmAsm
34 lines
890 B
ArmAsm
## Check that BOLT handles code with jrcxz instruction that has a one-byte
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## signed offset restriction. If we try to separate jrcxz instruction from its
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## destination, e.g. by placing it in a different code fragment, then the link
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## step will fail.
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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: %clang %cflags %t.o -o %t.exe -Wl,-q
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## Disable relocation mode to leave main fragment in its original location.
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# RUN: llvm-bolt %t.exe -o %t.bolt --data %t.fdata --reorder-blocks=ext-tsp \
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# RUN: --split-functions --relocs=0
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.text
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.globl main
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.type main,@function
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main:
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# FDATA: 0 [unknown] 0 1 main 0 0 1
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# FDATA: 1 main 0 1 main #.hot# 0 1
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.cfi_startproc
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jrcxz .Lcold
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.hot:
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ret
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.Lcold:
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xorl %eax,%eax
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ret
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.cfi_endproc
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.size main,.-main
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