derek.holloway
7502bf64a4
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35 lines
1.2 KiB
ArmAsm
35 lines
1.2 KiB
ArmAsm
# Test that BOLT will produce error by default and pass with instrumentation-sleep-time option
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# REQUIRES: system-linux,bolt-runtime,target=x86_64-{{.*}}
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# RUN: llvm-mc -triple x86_64 -filetype=obj %s -o %t.o
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# RUN: ld.lld -q -pie -o %t.exe %t.o
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# RUN: llvm-readelf -d %t.exe | FileCheck --check-prefix=CHECK-NO-FINI %s
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# RUN: not llvm-bolt --instrument -o %t.out %t.exe 2>&1 | FileCheck %s --check-prefix=CHECK-BOLT-FAIL
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# RUN: llvm-bolt --instrument --instrumentation-sleep-time=1 -o %t.out %t.exe 2>&1 | FileCheck %s --check-prefix=CHECK-BOLT-PASS
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# CHECK-NO-FINI: INIT
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# CHECK-NO-FINI-NOT: FINI
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# CHECK-NO-FINI-NOT: FINI_ARRAY
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# CHECK-BOLT-FAIL: Instrumentation needs either DT_FINI or DT_FINI_ARRAY
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# CHECK-BOLT-PASS-NOT: Instrumentation needs either DT_FINI or DT_FINI_ARRAY
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# CHECK-BOLT-PASS: runtime library initialization was hooked via DT_INIT
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.text
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.globl _start
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.type _start, %function
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_start:
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# BOLT errs when instrumenting without relocations; create a dummy one.
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.reloc 0, R_X86_64_NONE
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retq
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.size _start, .-_start
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.globl _init
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.type _init, %function
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# Force DT_INIT to be created (needed for instrumentation).
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_init:
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retq
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.size _init, .-_init
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