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TheRock/compiler/amd-llvm/bolt/test/AArch64/veneer.s
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

47 lines
1.3 KiB
ArmAsm

// This test checks that the veneer are properly handled by BOLT.
// Strip .rela.mytext section to simulate inserted by a linker veneers
// that does not contain relocations.
# RUN: llvm-mc -filetype=obj -triple aarch64-unknown-unknown \
# RUN: %s -o %t.o
# RUN: %clang %cflags -fPIC -pie %t.o -o %t.exe -nostdlib \
# RUN: -fuse-ld=lld -Wl,--no-relax -Wl,-q
# RUN: llvm-objdump -d --disassemble-symbols='myveneer' %t.exe | \
# RUN: FileCheck --check-prefix=CHECKVENEER %s
# RUN: llvm-objcopy --remove-section .rela.mytext %t.exe
# RUN: llvm-bolt %t.exe -o %t.bolt --elim-link-veneers=true --lite=0
# RUN: llvm-objdump -d -j .text --disassemble-symbols='myveneer' %t.bolt | \
# RUN: FileCheck --check-prefix=CHECKOUTVENEER %s
# RUN: llvm-objdump -d --disassemble-symbols='_start' %t.bolt | FileCheck %s
.text
.balign 4
.global foo
.type foo, %function
foo:
adrp x1, foo
ret
.size foo, .-foo
.section ".mytext", "ax"
.balign 4
# CHECKOUTVENEER-NOT: {{.*}} <myveneer>:
.global myveneer
.type myveneer, %function
myveneer:
# CHECKVENEER: adrp
# CHECKVENEER-NEXT: add
adrp x16, foo
add x16, x16, #:lo12:foo
br x16
nop
.size myveneer, .-myveneer
.global _start
.type _start, %function
_start:
# CHECK: {{.*}} bl {{.*}} <foo>
bl myveneer
ret
.size _start, .-_start