llvm-project/lld/test/ELF/arm-exidx-dedup-and-sentinel.s

30 lines
756 B
ArmAsm

// REQUIRES: arm
// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t.o
// RUN: ld.lld %t.o -shared -o %t.so --section-start .text=0x2000 --section-start .ARM.exidx=0x1000
// RUN: llvm-objdump -s --triple=armv7a-none-linux-gnueabi %t.so | FileCheck %s
.syntax unified
.section .text.foo, "ax", %progbits
.globl foo
foo:
.fnstart
bx lr
.cantunwind
.fnend
.section .text.bar, "ax", %progbits
.globl bar
bar:
.fnstart
bx lr
.cantunwind
.fnend
// CHECK: Contents of section .ARM.exidx:
// 1000 + 1000 = 0x2000 = foo
// The entry for bar is the same as previous and is eliminated.
// The sentinel entry should be preserved.
// 1008 + 1000 = 0x2008 = bar + sizeof(bar)
// CHECK-NEXT: 1000 00100000 01000000 00100000 01000000