blob: 23c540310b3c22ff355b232b4535f8615b15fced [file] [log] [blame]
// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t.o
// RUN: ld.lld -static %t.o -o %tout
// RUN: llvm-objdump -triple armv7a-none-linux-gnueabi -d %tout | FileCheck %s --check-prefix=DISASM
// RUN: llvm-readobj -r -symbols -sections %tout | FileCheck %s
// REQUIRES: arm
.syntax unified
.text
.type foo STT_GNU_IFUNC
.globl foo
foo:
bx lr
.type bar STT_GNU_IFUNC
.globl bar
bar:
bx lr
.globl _start
_start:
bl foo
bl bar
movw r0,:lower16:__rel_iplt_start
movt r0,:upper16:__rel_iplt_start
movw r0,:lower16:__rel_iplt_end
movt r0,:upper16:__rel_iplt_end
// CHECK: Sections [
// CHECK: Section {
// CHECK: Section {
// CHECK: Name: .rel.dyn
// CHECK-NEXT: Type: SHT_REL
// CHECK-NEXT: Flags [
// CHECK-NEXT: SHF_ALLOC
// CHECK-NEXT: ]
// CHECK-NEXT: Address: 0x100F4
// CHECK-NEXT: Offset: 0xF4
// CHECK-NEXT: Size: 16
// CHECK: Name: .plt
// CHECK-NEXT: Type: SHT_PROGBITS
// CHECK-NEXT: Flags [
// CHECK-NEXT: SHF_ALLOC
// CHECK-NEXT: SHF_EXECINSTR
// CHECK-NEXT: ]
// CHECK-NEXT: Address: 0x11020
// CHECK-NEXT: Offset: 0x1020
// CHECK-NEXT: Size: 32
// 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: 0x2000
// CHECK-NEXT: Size: 8
// CHECK: Relocations [
// CHECK-NEXT: Section (1) .rel.dyn {
// CHECK-NEXT: 0x12000 R_ARM_IRELATIVE
// CHECK-NEXT: 0x12004 R_ARM_IRELATIVE
// CHECK-NEXT: }
// CHECK-NEXT: ]
// CHECK: Symbol {
// CHECK: Name: __rel_iplt_end
// CHECK-NEXT: Value: 0x10104
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Local
// CHECK-NEXT: Type: None
// CHECK-NEXT: Other [
// CHECK-NEXT: STV_HIDDEN
// CHECK-NEXT: ]
// CHECK-NEXT: Section: .rel.dyn
// CHECK-NEXT: }
// CHECK-NEXT: Symbol {
// CHECK-NEXT: Name: __rel_iplt_start
// CHECK-NEXT: Value: 0x100F4
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Local
// CHECK-NEXT: Type: None
// CHECK-NEXT: Other [
// CHECK-NEXT: STV_HIDDEN
// CHECK-NEXT: ]
// CHECK-NEXT: Section: .rel.dyn
// CHECK-NEXT: }
// CHECK-NEXT: Symbol {
// CHECK-NEXT: Name: _start
// CHECK-NEXT: Value: 0x11008
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Global
// CHECK-NEXT: Type: None
// CHECK-NEXT: Other:
// CHECK-NEXT: Section: .text
// CHECK-NEXT: }
// CHECK-NEXT: Symbol {
// CHECK-NEXT: Name: bar
// CHECK-NEXT: Value: 0x11004
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Global
// CHECK-NEXT: Type: GNU_IFunc
// CHECK-NEXT: Other: 0
// CHECK-NEXT: Section: .text
// CHECK-NEXT: }
// CHECK-NEXT: Symbol {
// CHECK-NEXT: Name: foo
// CHECK-NEXT: Value: 0x11000
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Global
// CHECK-NEXT: Type: GNU_IFunc
// CHECK-NEXT: Other: 0
// CHECK-NEXT: Section: .text
// CHECK-NEXT: }
// DISASM: Disassembly of section .text:
// DISASM-NEXT: foo:
// DISASM-NEXT: 11000: 1e ff 2f e1 bx lr
// DISASM: bar:
// DISASM-NEXT: 11004: 1e ff 2f e1 bx lr
// DISASM: _start:
// DISASM-NEXT: 11008: 04 00 00 eb bl #16
// DISASM-NEXT: 1100c: 07 00 00 eb bl #28
// 1 * 65536 + 244 = 0x100f4 __rel_iplt_start
// DISASM-NEXT: 11010: f4 00 00 e3 movw r0, #244
// DISASM-NEXT: 11014: 01 00 40 e3 movt r0, #1
// 1 * 65536 + 260 = 0x10104 __rel_iplt_end
// DISASM-NEXT: 11018: 04 01 00 e3 movw r0, #260
// DISASM-NEXT: 1101c: 01 00 40 e3 movt r0, #1
// DISASM-NEXT: Disassembly of section .plt:
// DISASM: $a:
// DISASM-NEXT: 11020: 04 c0 9f e5 ldr r12, [pc, #4]
// DISASM-NEXT: 11024: 0f c0 8c e0 add r12, r12, pc
// 11024 + 8 + fd4 = 0x12000
// DISASM-NEXT: 11028: 00 f0 9c e5 ldr pc, [r12]
// DISASM: $d:
// DISASM-NEXT: 1102c: d4 0f 00 00 .word 0x00000fd4
// DISASM: $a:
// DISASM-NEXT: 11030: 04 c0 9f e5 ldr r12, [pc, #4]
// DISASM-NEXT: 11034: 0f c0 8c e0 add r12, r12, pc
// 11034 + 8 + fc8 = 0x12004
// DISASM-NEXT: 11038: 00 f0 9c e5 ldr pc, [r12]
// DISASM: $d:
// DISASM-NEXT: 1103c: c8 0f 00 00 .word 0x00000fc8