| # REQUIRES: mips |
| # Check R_MIPS_26 relocation handling. |
| |
| # RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux %s -o %t1.o |
| # RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \ |
| # RUN: %S/Inputs/mips-dynamic.s -o %t2.o |
| # RUN: ld.lld %t2.o -shared -o %t.so |
| # RUN: ld.lld %t1.o %t.so -o %t.exe |
| # RUN: llvm-objdump -d %t.exe | FileCheck %s |
| # RUN: llvm-readobj -dynamic-table -s -r -mips-plt-got %t.exe \ |
| # RUN: | FileCheck -check-prefix=REL %s |
| |
| # CHECK: Disassembly of section .text: |
| # CHECK-NEXT: bar: |
| # CHECK-NEXT: 20000: 0c 00 80 06 jal 131096 <loc> |
| # CHECK-NEXT: 20004: 00 00 00 00 nop |
| # |
| # CHECK: __start: |
| # CHECK-NEXT: 20008: 0c 00 80 00 jal 131072 <bar> |
| # CHECK-NEXT: 2000c: 00 00 00 00 nop |
| # CHECK-NEXT: 20010: 0c 00 80 10 jal 131136 |
| # ^-- 0x20040 gotplt[foo0] |
| # CHECK-NEXT: 20014: 00 00 00 00 nop |
| # |
| # CHECK: loc: |
| # CHECK-NEXT: 20018: 00 00 00 00 nop |
| # CHECK-NEXT: Disassembly of section .plt: |
| # CHECK-NEXT: .plt: |
| # CHECK-NEXT: 20020: 3c 1c 00 03 lui $gp, 3 |
| # CHECK-NEXT: 20024: 8f 99 00 04 lw $25, 4($gp) |
| # CHECK-NEXT: 20028: 27 9c 00 04 addiu $gp, $gp, 4 |
| # CHECK-NEXT: 2002c: 03 1c c0 23 subu $24, $24, $gp |
| # CHECK-NEXT: 20030: 03 e0 78 25 move $15, $ra |
| # CHECK-NEXT: 20034: 00 18 c0 82 srl $24, $24, 2 |
| # CHECK-NEXT: 20038: 03 20 f8 09 jalr $25 |
| # CHECK-NEXT: 2003c: 27 18 ff fe addiu $24, $24, -2 |
| # CHECK-NEXT: 20040: 3c 0f 00 03 lui $15, 3 |
| # CHECK-NEXT: 20044: 8d f9 00 0c lw $25, 12($15) |
| # CHECK-NEXT: 20048: 03 20 00 08 jr $25 |
| # CHECK-NEXT: 2004c: 25 f8 00 0c addiu $24, $15, 12 |
| |
| # REL: Name: .plt |
| # REL-NEXT: Type: SHT_PROGBITS |
| # REL-NEXT: Flags [ (0x6) |
| # REL-NEXT: SHF_ALLOC |
| # REL-NEXT: SHF_EXECINSTR |
| # REL-NEXT: ] |
| # REL-NEXT: Address: 0x[[PLTADDR:[0-9A-F]+]] |
| |
| # REL: Name: .got.plt |
| # REL-NEXT: Type: SHT_PROGBITS |
| # REL-NEXT: Flags [ (0x3) |
| # REL-NEXT: SHF_ALLOC |
| # REL-NEXT: SHF_WRITE |
| # REL-NEXT: ] |
| # REL-NEXT: Address: 0x[[GOTPLTADDR:[0-9A-F]+]] |
| |
| # REL: Relocations [ |
| # REL-NEXT: Section (7) .rel.plt { |
| # REL-NEXT: 0x[[PLTSLOT:[0-9A-F]+]] R_MIPS_JUMP_SLOT foo0 0x0 |
| # REL-NEXT: } |
| # REL-NEXT: ] |
| |
| # REL: 0x70000032 MIPS_PLTGOT 0x[[GOTPLTADDR]] |
| |
| # REL: Primary GOT { |
| # REL: Local entries [ |
| # REL-NEXT: ] |
| # REL-NEXT: Global entries [ |
| # REL-NEXT: ] |
| # REL: PLT GOT { |
| # REL: Entries [ |
| # REL-NEXT: Entry { |
| # REL-NEXT: Address: 0x[[PLTSLOT]] |
| # REL-NEXT: Initial: 0x[[PLTADDR]] |
| # REL-NEXT: Value: 0x0 |
| # REL-NEXT: Type: Function |
| # REL-NEXT: Section: Undefined |
| # REL-NEXT: Name: foo0 |
| # REL-NEXT: } |
| # REL-NEXT: ] |
| |
| .text |
| .globl bar |
| bar: |
| jal loc # R_MIPS_26 against .text + offset |
| |
| .globl __start |
| __start: |
| jal bar # R_MIPS_26 against global 'bar' from object file |
| jal foo0 # R_MIPS_26 against 'foo0' from DSO |
| |
| loc: |
| nop |
