| # 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 --no-show-raw-insn --print-imm-hex %t.exe | FileCheck %s |
| # RUN: llvm-readobj -S --dynamic-table -r -A %t.exe \ |
| # RUN: | FileCheck -check-prefix=REL %s |
| |
| # CHECK: Disassembly of section .text: |
| # CHECK-EMPTY: |
| # CHECK-NEXT: <bar>: |
| # CHECK-NEXT: [[BAR:[0-9a-f]+]]: jal 0x[[LOC:[0-9a-f]+]] <loc> |
| # CHECK-NEXT: {{.*}}: nop |
| # |
| # CHECK: <__start>: |
| # CHECK-NEXT: {{.*}}: jal 0x[[BAR]] <bar> |
| # CHECK-NEXT: {{.*}}: nop |
| # CHECK-NEXT: {{.*}}: jal 0x[[FOO0:[0-9a-f]+]] |
| # ^-- gotplt[foo0] |
| # CHECK-NEXT: {{.*}}: nop |
| # |
| # CHECK: <loc>: |
| # CHECK-NEXT: [[LOC]]: nop |
| # CHECK-EMPTY: |
| # CHECK-NEXT: Disassembly of section .plt: |
| # CHECK-EMPTY: |
| # CHECK-NEXT: <.plt>: |
| # CHECK-NEXT: {{.*}}: lui $gp, 0x3 |
| # CHECK-NEXT: {{.*}}: lw $25, {{.*}}($gp) |
| # CHECK-NEXT: {{.*}}: addiu $gp, $gp, {{.*}} |
| # CHECK-NEXT: {{.*}}: subu $24, $24, $gp |
| # CHECK-NEXT: {{.*}}: move $15, $ra |
| # CHECK-NEXT: {{.*}}: srl $24, $24, 0x2 |
| # CHECK-NEXT: {{.*}}: jalr $25 |
| # CHECK-NEXT: {{.*}}: addiu $24, $24, -0x2 |
| # CHECK-NEXT: [[FOO0]]: lui $15, 0x3 |
| # CHECK-NEXT: {{.*}}: lw $25, {{.*}}($15) |
| # CHECK-NEXT: {{.*}}: jr $25 |
| # CHECK-NEXT: {{.*}}: addiu $24, $15, {{.*}} |
| |
| # 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: 0x70000032 MIPS_PLTGOT 0x[[GOTPLTADDR]] |
| |
| # REL: Relocations [ |
| # REL-NEXT: Section (7) .rel.plt { |
| # REL-NEXT: 0x[[PLTSLOT:[0-9A-F]+]] R_MIPS_JUMP_SLOT foo0 |
| # REL-NEXT: } |
| # REL-NEXT: ] |
| |
| # 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 |
