llvm-toolchain-9/lld/test/ELF/arm-fpic-got.s

65 lines
1.7 KiB
ArmAsm

// REQUIRES: arm
// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t.o
// RUN: ld.lld %t.o -o %t
// RUN: llvm-readobj -S %t | FileCheck %s
// RUN: llvm-readobj -S --symbols %t | FileCheck -check-prefix=SYMBOLS %s
// RUN: llvm-objdump -d -triple=armv7a-none-linux-gnueabi %t | FileCheck -check-prefix=CODE %s
// Test the R_ARM_GOT_PREL relocation
.syntax unified
.text
.globl _start
.align 2
_start:
ldr r0, .LCPI0_0
.LPC0_0:
ldr r0, [pc, r0]
ldr r0, [r0]
bx lr
.LCPI0_0:
.Ltmp0:
// Generate R_ARM_GOT_PREL
.long val(GOT_PREL)-((.LPC0_0+8)-.Ltmp0)
.data
.type val,%object
.globl val
.align 2
val:
.long 10
.size val, 4
// CHECK: Section {
// CHECK: Name: .got
// CHECK-NEXT: Type: SHT_PROGBITS
// CHECK-NEXT: Flags [
// CHECK-NEXT: SHF_ALLOC
// CHECK-NEXT: SHF_WRITE
// CHECK-NEXT: ]
// CHECK-NEXT: Address: 0x12000
// CHECK-NEXT: Offset:
// CHECK-NEXT: Size: 4
// CHECK-NEXT: Link:
// CHECK-NEXT: Info:
// CHECK-NEXT: AddressAlignment: 4
// CHECK-NEXT: EntrySize:
// SYMBOLS: Name: val
// SYMBOLS-NEXT: Value: 0x13000
// SYMBOLS-NEXT: Size: 4
// SYMBOLS-NEXT: Binding: Global
// SYMBOLS-NEXT: Type: Object
// SYMBOLS-NEXT: Other:
// SYMBOLS-NEXT: Section: .data
// CODE: Disassembly of section .text:
// CODE-EMPTY:
// CODE-NEXT: _start:
// CODE-NEXT: 11000: 08 00 9f e5 ldr r0, [pc, #8]
// CODE-NEXT: 11004: 00 00 9f e7 ldr r0, [pc, r0]
// CODE-NEXT: 11008: 00 00 90 e5 ldr r0, [r0]
// CODE-NEXT: 1100c: 1e ff 2f e1 bx lr
// CODE: $d.1:
// 0x11004 + 0x0ff4 + 8 = 0x12000 = .got
// CODE-NEXT: 11010: f4 0f 00 00