forked from OSchip/llvm-project
144 lines
4.3 KiB
ArmAsm
144 lines
4.3 KiB
ArmAsm
// REQUIRES: arm
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// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t.o
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// RUN: ld.lld %t.o -o %t
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// RUN: llvm-objdump --triple=armv7a-none-linux-gnueabi -d --no-show-raw-insn %t | FileCheck %s --check-prefix=DISASM
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// RUN: llvm-readobj -r --symbols --sections %t | FileCheck %s
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.syntax unified
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.text
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.globl bar, foo
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.type foo STT_GNU_IFUNC
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foo:
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bx lr
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.type bar STT_GNU_IFUNC
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bar:
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bx lr
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.globl _start
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_start:
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bl foo
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bl bar
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movw r0,:lower16:__rel_iplt_start
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movt r0,:upper16:__rel_iplt_start
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movw r0,:lower16:__rel_iplt_end
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movt r0,:upper16:__rel_iplt_end
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// CHECK: Sections [
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// CHECK: Section {
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// CHECK: Section {
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// CHECK: Name: .rel.dyn
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// CHECK-NEXT: Type: SHT_REL
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// CHECK-NEXT: Flags [
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// CHECK-NEXT: SHF_ALLOC
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// CHECK-NEXT: SHF_INFO_LINK
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// CHECK-NEXT: ]
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// CHECK-NEXT: Address: 0x100F4
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// CHECK-NEXT: Offset: 0xF4
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// CHECK-NEXT: Size: 16
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// CHECK-NEXT: Link:
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// CHECK-NEXT: Info: 4
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// CHECK: Name: .iplt
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// CHECK-NEXT: Type: SHT_PROGBITS
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// CHECK-NEXT: Flags [
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// CHECK-NEXT: SHF_ALLOC
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// CHECK-NEXT: SHF_EXECINSTR
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// CHECK-NEXT: ]
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// CHECK-NEXT: Address: 0x20130
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// CHECK-NEXT: Offset: 0x130
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// CHECK-NEXT: Size: 32
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// CHECK: Index: 4
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// CHECK-NEXT: Name: .got
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// CHECK-NEXT: Type: SHT_PROGBITS
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// CHECK-NEXT: Flags [
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// CHECK-NEXT: SHF_ALLOC
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// CHECK-NEXT: SHF_WRITE
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// CHECK-NEXT: ]
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// CHECK-NEXT: Address: 0x30150
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// CHECK-NEXT: Offset: 0x150
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// CHECK-NEXT: Size: 8
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// CHECK: Relocations [
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// CHECK-NEXT: Section (1) .rel.dyn {
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// CHECK-NEXT: 0x30150 R_ARM_IRELATIVE
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// CHECK-NEXT: 0x30154 R_ARM_IRELATIVE
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// CHECK-NEXT: }
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// CHECK-NEXT: ]
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// CHECK: Name: __rel_iplt_start
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// CHECK-NEXT: Value: 0x100F4
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// CHECK-NEXT: Size: 0
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// CHECK-NEXT: Binding: Local
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// CHECK-NEXT: Type: None
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// CHECK-NEXT: Other [
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// CHECK-NEXT: STV_HIDDEN
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// CHECK-NEXT: ]
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// CHECK-NEXT: Section: .rel.dyn
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// CHECK-NEXT: }
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// CHECK-NEXT: Symbol {
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// CHECK-NEXT: Name: __rel_iplt_end
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// CHECK-NEXT: Value: 0x10104
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// CHECK-NEXT: Size: 0
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// CHECK-NEXT: Binding: Local
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// CHECK-NEXT: Type: None
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// CHECK-NEXT: Other [
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// CHECK-NEXT: STV_HIDDEN
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// CHECK-NEXT: ]
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// CHECK-NEXT: Section: .rel.dyn
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// CHECK-NEXT: }
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// CHECK-NEXT: Symbol {
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// CHECK-NEXT: Name: bar
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// CHECK-NEXT: Value: 0x20108
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// CHECK-NEXT: Size: 0
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// CHECK-NEXT: Binding: Global
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// CHECK-NEXT: Type: GNU_IFunc
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// CHECK-NEXT: Other: 0
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// CHECK-NEXT: Section: .text
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// CHECK-NEXT: }
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// CHECK-NEXT: Symbol {
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// CHECK-NEXT: Name: foo
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// CHECK-NEXT: Value: 0x20104
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// CHECK-NEXT: Size: 0
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// CHECK-NEXT: Binding: Global
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// CHECK-NEXT: Type: GNU_IFunc
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// CHECK-NEXT: Other: 0
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// CHECK-NEXT: Section: .text
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// CHECK-NEXT: }
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// CHECK-NEXT: Symbol {
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// CHECK-NEXT: Name: _start
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// CHECK-NEXT: Value: 0x2010C
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// CHECK-NEXT: Size: 0
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// CHECK-NEXT: Binding: Global
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// CHECK-NEXT: Type: None
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// CHECK-NEXT: Other:
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// CHECK-NEXT: Section: .text
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// CHECK-NEXT: }
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// DISASM: Disassembly of section .text:
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// DISASM-EMPTY:
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// DISASM-NEXT: <foo>:
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// DISASM-NEXT: 20104: bx lr
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// DISASM: <bar>:
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// DISASM-NEXT: 20108: bx lr
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// DISASM: <_start>:
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// DISASM-NEXT: 2010c: bl 0x20130
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// DISASM-NEXT: 20110: bl 0x20140
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// 1 * 65536 + 244 = 0x100f4 __rel_iplt_start
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// DISASM-NEXT: 20114: movw r0, #244
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// DISASM-NEXT: 20118: movt r0, #1
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// 1 * 65536 + 260 = 0x10104 __rel_iplt_end
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// DISASM-NEXT: 2011c: movw r0, #260
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// DISASM-NEXT: 20120: movt r0, #1
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// DISASM-EMPTY:
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// DISASM-NEXT: Disassembly of section .iplt:
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// DISASM-EMPTY:
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// DISASM-NEXT: <$a>:
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// DISASM-NEXT: 20130: add r12, pc, #0, #12
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// DISASM-NEXT: 20134: add r12, r12, #16
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// DISASM-NEXT: 20138: ldr pc, [r12, #24]!
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// DISASM: <$d>:
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// DISASM-NEXT: 2013c: d4 d4 d4 d4 .word 0xd4d4d4d4
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// DISASM: <$a>:
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// DISASM-NEXT: 20140: add r12, pc, #0, #12
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// DISASM-NEXT: 20144: add r12, r12, #16
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// DISASM-NEXT: 20148: ldr pc, [r12, #12]!
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// DISASM: <$d>:
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// DISASM-NEXT: 2014c: d4 d4 d4 d4 .word 0xd4d4d4d4
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