206 lines
7.3 KiB
ArmAsm
206 lines
7.3 KiB
ArmAsm
// RUN: llvm-mc -filetype=obj -triple=aarch64-pc-freebsd %s -o %t.o
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// RUN: llvm-mc -filetype=obj -triple=aarch64-pc-freebsd %p/Inputs/shared.s -o %t2.o
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// RUN: ld.lld -shared %t2.o -o %t2.so
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// RUN: ld.lld -shared %t.o %t2.so -o %t.so
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// RUN: ld.lld %t.o %t2.so -o %t.exe
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// RUN: llvm-readobj -s -r %t.so | FileCheck --check-prefix=CHECKDSO %s
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// RUN: llvm-objdump -s -section=.got.plt %t.so | FileCheck --check-prefix=DUMPDSO %s
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// RUN: llvm-objdump -d %t.so | FileCheck --check-prefix=DISASMDSO %s
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// RUN: llvm-readobj -s -r %t.exe | FileCheck --check-prefix=CHECKEXE %s
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// RUN: llvm-objdump -s -section=.got.plt %t.exe | FileCheck --check-prefix=DUMPEXE %s
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// RUN: llvm-objdump -d %t.exe | FileCheck --check-prefix=DISASMEXE %s
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// REQUIRES: aarch64
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// CHECKDSO: Name: .plt
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// CHECKDSO-NEXT: Type: SHT_PROGBITS
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// CHECKDSO-NEXT: Flags [
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// CHECKDSO-NEXT: SHF_ALLOC
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// CHECKDSO-NEXT: SHF_EXECINSTR
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// CHECKDSO-NEXT: ]
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// CHECKDSO-NEXT: Address: 0x1010
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// CHECKDSO-NEXT: Offset:
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// CHECKDSO-NEXT: Size: 80
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// CHECKDSO-NEXT: Link:
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// CHECKDSO-NEXT: Info:
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// CHECKDSO-NEXT: AddressAlignment: 16
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// CHECKDSO: Name: .got.plt
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// CHECKDSO-NEXT: Type: SHT_PROGBITS
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// CHECKDSO-NEXT: Flags [
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// CHECKDSO-NEXT: SHF_ALLOC
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// CHECKDSO-NEXT: SHF_WRITE
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// CHECKDSO-NEXT: ]
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// CHECKDSO-NEXT: Address: 0x3000
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// CHECKDSO-NEXT: Offset:
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// CHECKDSO-NEXT: Size: 48
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// CHECKDSO-NEXT: Link:
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// CHECKDSO-NEXT: Info:
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// CHECKDSO-NEXT: AddressAlignment: 8
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// CHECKDSO: Relocations [
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// CHECKDSO-NEXT: Section ({{.*}}) .rela.plt {
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// &(.got.plt[3]) = 0x3000 + 3 * 8 = 0x3018
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// CHECKDSO-NEXT: 0x3018 R_AARCH64_JUMP_SLOT foo
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// &(.got.plt[4]) = 0x3000 + 4 * 8 = 0x3020
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// CHECKDSO-NEXT: 0x3020 R_AARCH64_JUMP_SLOT bar
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// &(.got.plt[5]) = 0x3000 + 5 * 8 = 0x3028
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// CHECKDSO-NEXT: 0x3028 R_AARCH64_JUMP_SLOT weak
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// CHECKDSO-NEXT: }
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// CHECKDSO-NEXT: ]
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// DUMPDSO: Contents of section .got.plt:
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// .got.plt[0..2] = 0 (reserved)
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// .got.plt[3..5] = .plt = 0x1010
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// DUMPDSO-NEXT: 3000 00000000 00000000 00000000 00000000 ................
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// DUMPDSO-NEXT: 3010 00000000 00000000 10100000 00000000 ................
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// DUMPDSO-NEXT: 3020 10100000 00000000 10100000 00000000 ................
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// DISASMDSO: _start:
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// 0x1030 - 0x1000 = 0x30 = 48
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// DISASMDSO-NEXT: 1000: 0c 00 00 14 b #48
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// 0x1040 - 0x1004 = 0x3c = 60
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// DISASMDSO-NEXT: 1004: 0f 00 00 14 b #60
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// 0x1050 - 0x1008 = 0x48 = 72
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// DISASMDSO-NEXT: 1008: 12 00 00 14 b #72
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// DISASMDSO: foo:
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// DISASMDSO-NEXT: 100c: 1f 20 03 d5 nop
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// DISASMDSO: Disassembly of section .plt:
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// DISASMDSO-NEXT: .plt:
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// DISASMDSO-NEXT: 1010: f0 7b bf a9 stp x16, x30, [sp, #-16]!
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// &(.got.plt[2]) = 0x3000 + 2 * 8 = 0x3010
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// Page(0x3010) - Page(0x1014) = 0x3000 - 0x1000 = 0x2000 = 8192
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// DISASMDSO-NEXT: 1014: 10 00 00 d0 adrp x16, #8192
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// 0x3010 & 0xFFF = 0x10 = 16
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// DISASMDSO-NEXT: 1018: 11 0a 40 f9 ldr x17, [x16, #16]
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// DISASMDSO-NEXT: 101c: 10 42 00 91 add x16, x16, #16
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// DISASMDSO-NEXT: 1020: 20 02 1f d6 br x17
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// DISASMDSO-NEXT: 1024: 1f 20 03 d5 nop
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// DISASMDSO-NEXT: 1028: 1f 20 03 d5 nop
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// DISASMDSO-NEXT: 102c: 1f 20 03 d5 nop
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// foo@plt
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// Page(0x3018) - Page(0x1030) = 0x3000 - 0x1000 = 0x2000 = 8192
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// DISASMDSO-NEXT: 1030: 10 00 00 d0 adrp x16, #8192
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// 0x3018 & 0xFFF = 0x18 = 24
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// DISASMDSO-NEXT: 1034: 11 0e 40 f9 ldr x17, [x16, #24]
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// DISASMDSO-NEXT: 1038: 10 62 00 91 add x16, x16, #24
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// DISASMDSO-NEXT: 103c: 20 02 1f d6 br x17
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// bar@plt
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// Page(0x3020) - Page(0x1040) = 0x3000 - 0x1000 = 0x2000 = 8192
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// DISASMDSO-NEXT: 1040: 10 00 00 d0 adrp x16, #8192
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// 0x3020 & 0xFFF = 0x20 = 32
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// DISASMDSO-NEXT: 1044: 11 12 40 f9 ldr x17, [x16, #32]
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// DISASMDSO-NEXT: 1048: 10 82 00 91 add x16, x16, #32
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// DISASMDSO-NEXT: 104c: 20 02 1f d6 br x17
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// weak@plt
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// Page(0x3028) - Page(0x1050) = 0x3000 - 0x1000 = 0x2000 = 8192
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// DISASMDSO-NEXT: 1050: 10 00 00 d0 adrp x16, #8192
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// 0x3028 & 0xFFF = 0x28 = 40
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// DISASMDSO-NEXT: 1054: 11 16 40 f9 ldr x17, [x16, #40]
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// DISASMDSO-NEXT: 1058: 10 a2 00 91 add x16, x16, #40
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// DISASMDSO-NEXT: 105c: 20 02 1f d6 br x17
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// CHECKEXE: Name: .plt
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// CHECKEXE-NEXT: Type: SHT_PROGBITS
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// CHECKEXE-NEXT: Flags [
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// CHECKEXE-NEXT: SHF_ALLOC
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// CHECKEXE-NEXT: SHF_EXECINSTR
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// CHECKEXE-NEXT: ]
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// CHECKEXE-NEXT: Address: 0x11010
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// CHECKEXE-NEXT: Offset:
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// CHECKEXE-NEXT: Size: 64
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// CHECKEXE-NEXT: Link:
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// CHECKEXE-NEXT: Info:
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// CHECKEXE-NEXT: AddressAlignment: 16
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// CHECKEXE: Name: .got.plt
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// CHECKEXE-NEXT: Type: SHT_PROGBITS
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// CHECKEXE-NEXT: Flags [
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// CHECKEXE-NEXT: SHF_ALLOC
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// CHECKEXE-NEXT: SHF_WRITE
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// CHECKEXE-NEXT: ]
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// CHECKEXE-NEXT: Address: 0x13000
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// CHECKEXE-NEXT: Offset:
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// CHECKEXE-NEXT: Size: 40
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// CHECKEXE-NEXT: Link:
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// CHECKEXE-NEXT: Info:
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// CHECKEXE-NEXT: AddressAlignment: 8
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// CHECKEXE: Relocations [
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// CHECKEXE-NEXT: Section ({{.*}}) .rela.plt {
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// &(.got.plt[3]) = 0x13000 + 3 * 8 = 0x13018
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// CHECKEXE-NEXT: 0x13018 R_AARCH64_JUMP_SLOT bar 0x0
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// &(.got.plt[4]) = 0x13000 + 4 * 8 = 0x13020
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// CHECKEXE-NEXT: 0x13020 R_AARCH64_JUMP_SLOT weak 0x0
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// CHECKEXE-NEXT: }
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// CHECKEXE-NEXT: ]
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// DUMPEXE: Contents of section .got.plt:
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// .got.plt[0..2] = 0 (reserved)
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// .got.plt[3..4] = .plt = 0x11010
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// DUMPEXE-NEXT: 13000 00000000 00000000 00000000 00000000 ................
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// DUMPEXE-NEXT: 13010 00000000 00000000 10100100 00000000 ................
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// DUMPEXE-NEXT: 13020 10100100 00000000 ........
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// DISASMEXE: _start:
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// 0x1100c - 0x11000 = 0xc = 12
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// DISASMEXE-NEXT: 11000: 03 00 00 14 b #12
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// 0x11030 - 0x11004 = 0x2c = 44
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// DISASMEXE-NEXT: 11004: 0b 00 00 14 b #44
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// 0x11040 - 0x11008 = 0x38 = 56
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// DISASMEXE-NEXT: 11008: 0e 00 00 14 b #56
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// DISASMEXE: foo:
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// DISASMEXE-NEXT: 1100c: 1f 20 03 d5 nop
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// DISASMEXE: Disassembly of section .plt:
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// DISASMEXE-NEXT: .plt:
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// DISASMEXE-NEXT: 11010: f0 7b bf a9 stp x16, x30, [sp, #-16]!
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// &(.got.plt[2]) = 0x120B0 + 2 * 8 = 0x120C0
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// Page(0x13010) - Page(0x11014) = 0x13000 - 0x11000 = 0x1000 = 8192
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// DISASMEXE-NEXT: 11014: 10 00 00 d0 adrp x16, #8192
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// 0x120c0 & 0xFFF = 0xC0 = 192
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// DISASMEXE-NEXT: 11018: 11 0a 40 f9 ldr x17, [x16, #16]
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// DISASMEXE-NEXT: 1101c: 10 42 00 91 add x16, x16, #16
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// DISASMEXE-NEXT: 11020: 20 02 1f d6 br x17
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// DISASMEXE-NEXT: 11024: 1f 20 03 d5 nop
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// DISASMEXE-NEXT: 11028: 1f 20 03 d5 nop
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// DISASMEXE-NEXT: 1102c: 1f 20 03 d5 nop
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// bar@plt
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// Page(0x13018) - Page(0x11030) = 0x12000 - 0x11000 = 0x1000 = 8192
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// DISASMEXE-NEXT: 11030: 10 00 00 d0 adrp x16, #8192
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// 0x120C8 & 0xFFF = 0xC8 = 200
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// DISASMEXE-NEXT: 11034: 11 0e 40 f9 ldr x17, [x16, #24]
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// DISASMEXE-NEXT: 11038: 10 62 00 91 add x16, x16, #24
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// DISASMEXE-NEXT: 1103c: 20 02 1f d6 br x17
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// weak@plt
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// Page(0x13020) - Page(0x11040) = 0x12000 - 0x11000 = 0x1000 = 8192
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// DISASMEXE-NEXT: 11040: 10 00 00 d0 adrp x16, #8192
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// 0x120D0 & 0xFFF = 0xD0 = 208
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// DISASMEXE-NEXT: 11044: 11 12 40 f9 ldr x17, [x16, #32]
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// DISASMEXE-NEXT: 11048: 10 82 00 91 add x16, x16, #32
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// DISASMEXE-NEXT: 1104c: 20 02 1f d6 br x17
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.global _start,foo,bar
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.weak weak
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_start:
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b foo
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b bar
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b weak
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.section .text2,"ax",@progbits
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foo:
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nop
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