llvm-project/lld/test/ELF/aarch64-copy.s

94 lines
2.7 KiB
ArmAsm

// REQUIRES: aarch64
// RUN: llvm-mc -filetype=obj -triple=aarch64-pc-freebsd %s -o %t.o
// RUN: llvm-mc -filetype=obj -triple=aarch64-pc-freebsd %p/Inputs/relocation-copy.s -o %t2.o
// RUN: ld.lld -shared %t2.o -o %t2.so
// RUN: ld.lld %t.o %t2.so -o %t3
// RUN: llvm-readobj -s -r --expand-relocs -symbols %t3 | FileCheck %s
// RUN: llvm-objdump -d %t3 | FileCheck -check-prefix=CODE %s
// RUN: llvm-objdump -s -section=.data %t3 | FileCheck -check-prefix=DATA %s
.text
.globl _start
_start:
adr x1, x
adrp x2, y
add x2, x2, :lo12:y
.data
.word z
// CHECK: Name: .bss
// CHECK-NEXT: Type: SHT_NOBITS
// CHECK-NEXT: Flags [
// CHECK-NEXT: SHF_ALLOC
// CHECK-NEXT: SHF_WRITE
// CHECK-NEXT: ]
// CHECK-NEXT: Address: 0x13010
// CHECK-NEXT: Offset:
// CHECK-NEXT: Size: 24
// CHECK-NEXT: Link:
// CHECK-NEXT: Info:
// CHECK-NEXT: AddressAlignment: 16
// CHECK: Relocations [
// CHECK-NEXT: Section ({{.*}}) .rela.dyn {
// CHECK-NEXT: Relocation {
// CHECK-NEXT: Offset: 0x13010
// CHECK-NEXT: Type: R_AARCH64_COPY
// CHECK-NEXT: Symbol: x
// CHECK-NEXT: Addend: 0x0
// CHECK-NEXT: }
// CHECK-NEXT: Relocation {
// CHECK-NEXT: Offset: 0x13020
// CHECK-NEXT: Type: R_AARCH64_COPY
// CHECK-NEXT: Symbol: y
// CHECK-NEXT: Addend: 0x0
// CHECK-NEXT: }
// CHECK-NEXT: Relocation {
// CHECK-NEXT: Offset: 0x13024
// CHECK-NEXT: Type: R_AARCH64_COPY
// CHECK-NEXT: Symbol: z
// CHECK-NEXT: Addend: 0x0
// CHECK-NEXT: }
// CHECK-NEXT: }
// CHECK-NEXT: ]
// CHECK: Symbols [
// CHECK: Name: x
// CHECK-NEXT: Value: 0x13010
// CHECK-NEXT: Size: 4
// CHECK-NEXT: Binding: Global
// CHECK-NEXT: Type: Object
// CHECK-NEXT: Other:
// CHECK-NEXT: Section: .bss
// CHECK: Name: y
// CHECK-NEXT: Value: 0x13020
// CHECK-NEXT: Size: 4
// CHECK-NEXT: Binding: Global
// CHECK-NEXT: Type: Object
// CHECK-NEXT: Other:
// CHECK-NEXT: Section: .bss
// CHECK: Name: z
// CHECK-NEXT: Value: 0x13024
// CHECK-NEXT: Size: 4
// CHECK-NEXT: Binding: Global
// CHECK-NEXT: Type: Object
// CHECK-NEXT: Other:
// CHECK-NEXT: Section: .bss
// CHECK: ]
// CODE: Disassembly of section .text:
// CODE-NEXT: _start:
// S(x) = 0x13010, A = 0, P = 0x11000
// S + A - P = 0x10B0 = 8208
// CODE-NEXT: 11000: {{.*}} adr x1, #8208
// S(y) = 0x13020, A = 0, P = 0x11004
// Page(S + A) - Page(P) = 0x13000 - 0x11000 = 0x2000 = 8192
// CODE-NEXT: 11004: {{.*}} adrp x2, #8192
// S(y) = 0x13020, A = 0
// (S + A) & 0xFFF = 0x20 = 32
// CODE-NEXT: 11008: {{.*}} add x2, x2, #32
// DATA: Contents of section .data:
// S(z) = 0x13024
// DATA-NEXT: 13000 24300100