forked from OSchip/llvm-project
92 lines
3.1 KiB
ArmAsm
92 lines
3.1 KiB
ArmAsm
// REQUIRES: x86
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// RUN: llvm-mc -filetype=obj -triple=i686-pc-linux %S/Inputs/shared2-x86-64.s -o %t1.o
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// RUN: ld.lld %t1.o --shared --soname=t.so -o %t.so
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// RUN: llvm-mc -filetype=obj -triple=i686-pc-linux %s -o %t.o
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// RUN: ld.lld --hash-style=sysv %t.so %t.o -o %tout
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// RUN: llvm-objdump -d --no-show-raw-insn %tout | FileCheck %s --check-prefix=DISASM
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// RUN: llvm-objdump -s %tout | FileCheck %s --check-prefix=GOTPLT
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// RUN: llvm-readobj -r --dynamic-table %tout | FileCheck %s
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// Check that the IRELATIVE relocations are after the JUMP_SLOT in the plt
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// CHECK: Relocations [
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// CHECK-NEXT: Section (4) .rel.dyn {
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// CHECK-NEXT: 0x4032AC R_386_IRELATIVE
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// CHECK-NEXT: 0x4032B0 R_386_IRELATIVE
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// CHECK-NEXT: }
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// CHECK-NEXT: Section (5) .rel.plt {
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// CHECK-NEXT: 0x4032A4 R_386_JUMP_SLOT bar2
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// CHECK-NEXT: 0x4032A8 R_386_JUMP_SLOT zed2
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// CHECK-NEXT: }
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// Check that IRELATIVE .got.plt entries point to ifunc resolver and not
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// back to the plt entry + 6.
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// GOTPLT: Contents of section .got.plt:
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// GOTPLT: 403298 20224000 00000000 00000000 e6114000
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// GOTPLT-NEXT: 4032a8 f6114000 b4114000 b5114000
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// Check that the PLTRELSZ tag does not include the IRELATIVE relocations
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// CHECK: DynamicSection [
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// CHECK: 0x00000012 RELSZ 16 (bytes)
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// CHECK: 0x00000002 PLTRELSZ 16 (bytes)
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// Check that a PLT header is written and the ifunc entries appear last
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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: 4011b4: retl
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// DISASM: bar:
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// DISASM-NEXT: 4011b5: retl
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// DISASM: _start:
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// DISASM-NEXT: 4011b6: calll 69 <zed2+0x401200>
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// DISASM-NEXT: calll 80 <zed2+0x401210>
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// DISASM-NEXT: calll 27 <bar2@plt>
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// DISASM-NEXT: calll 38 <zed2@plt>
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// DISASM-EMPTY:
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// DISASM-NEXT: Disassembly of section .plt:
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// DISASM-EMPTY:
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// DISASM-NEXT: .plt:
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// DISASM-NEXT: 4011d0: pushl 4207260
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// DISASM-NEXT: jmpl *4207264
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// DISASM-NEXT: nop
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// DISASM-NEXT: nop
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// DISASM-NEXT: nop
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// DISASM-NEXT: nop
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// DISASM-EMPTY:
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// DISASM-NEXT: bar2@plt:
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// DISASM-NEXT: 4011e0: jmpl *4207268
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// DISASM-NEXT: pushl $0
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// DISASM-NEXT: jmp -32 <.plt>
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// DISASM-EMPTY:
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// DISASM-NEXT: zed2@plt:
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// DISASM-NEXT: 4011f0: jmpl *4207272
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// DISASM-NEXT: pushl $8
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// DISASM-NEXT: jmp -48 <.plt>
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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: .iplt:
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// DISASM-NEXT: jmpl *4207276
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// DISASM-NEXT: pushl $0
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// DISASM-NEXT: jmp -64 <.plt>
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// DISASM-NEXT: jmpl *4207280
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// DISASM-NEXT: pushl $8
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// DISASM-NEXT: jmp -80 <.plt>
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.text
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.type foo STT_GNU_IFUNC
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.globl foo
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foo:
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ret
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.type bar STT_GNU_IFUNC
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.globl bar
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bar:
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ret
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.globl _start
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_start:
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call foo@plt
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call bar@plt
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call bar2@plt
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call zed2@plt
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