forked from OSchip/llvm-project
53 lines
1.2 KiB
Plaintext
53 lines
1.2 KiB
Plaintext
# This checks for an issue with internal calls and BAT (BOLT address
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# translation). BAT needs to map every output block back to an input
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# block, but passes that introduce new blocks (such as validate
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# internal calls) might create new blocks without a mapping to an
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# input block.
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# REQUIRES: system-linux,bolt-runtime
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# RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t.o
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# Delete our BB symbols so BOLT doesn't mark them as entry points
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# RUN: llvm-strip --strip-unneeded %t.o
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# RUN: %clang %t.o -o %t.exe -Wl,-q
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# RUN: llvm-bolt --enable-bat %t.exe --relocs -o %t.out | FileCheck %s
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# CHECK: BOLT-INFO: Wrote {{.*}} BAT maps
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# RUN: llvm-bat-dump %t.out --dump-all | \
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# RUN: FileCheck %s --check-prefix=CHECK-BAT-DUMP
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# CHECK-BAT-DUMP: BAT tables for {{.*}} functions
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.text
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.globl main
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.type main, %function
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.p2align 4
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main:
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push %rbp
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mov %rsp,%rbp
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push %r12
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push %rbx
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sub $0x120,%rsp
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mov $0x3,%rbx
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.J1:
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cmp $0x0,%rbx
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je .J2
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callq .J3
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nopl (%rax,%rax,1)
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movabs $0xdeadbeef,%rax
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retq
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.J2:
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add $0x120,%rsp
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pop %rbx
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pop %r12
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jmp .J4
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.J3:
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pop %rax
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add $0x4,%rax
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dec %rbx
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jmp .J1
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.J4:
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pop %rbp
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retq
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.size main, .-main
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