forked from OSchip/llvm-project
98 lines
2.9 KiB
ArmAsm
98 lines
2.9 KiB
ArmAsm
# REQUIRES: mips
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# Check R_MIPS_26 relocation handling.
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# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux %s -o %t1.o
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# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
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# RUN: %S/Inputs/mips-dynamic.s -o %t2.o
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# RUN: ld.lld %t2.o -shared -o %t.so
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# RUN: ld.lld %t1.o %t.so -o %t.exe
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# RUN: llvm-objdump -d --no-show-raw-insn --print-imm-hex %t.exe | FileCheck %s
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# RUN: llvm-readobj --dynamic-table -S -r --mips-plt-got %t.exe \
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# RUN: | FileCheck -check-prefix=REL %s
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# CHECK: Disassembly of section .text:
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# CHECK-EMPTY:
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# CHECK-NEXT: bar:
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# CHECK-NEXT: [[BAR:[0-9a-f]+]]: jal 0x[[LOC:[0-9a-f]+]] <loc>
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# CHECK-NEXT: {{.*}}: nop
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#
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# CHECK: __start:
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# CHECK-NEXT: {{.*}}: jal 0x[[BAR]] <bar>
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# CHECK-NEXT: {{.*}}: nop
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# CHECK-NEXT: {{.*}}: jal 0x[[FOO0:[0-9a-f]+]]
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# ^-- gotplt[foo0]
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# CHECK-NEXT: {{.*}}: nop
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#
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# CHECK: loc:
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# CHECK-NEXT: [[LOC]]: nop
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# CHECK-EMPTY:
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# CHECK-NEXT: Disassembly of section .plt:
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# CHECK-EMPTY:
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# CHECK-NEXT: .plt:
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# CHECK-NEXT: {{.*}}: lui $gp, 0x3
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# CHECK-NEXT: {{.*}}: lw $25, {{.*}}($gp)
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# CHECK-NEXT: {{.*}}: addiu $gp, $gp, {{.*}}
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# CHECK-NEXT: {{.*}}: subu $24, $24, $gp
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# CHECK-NEXT: {{.*}}: move $15, $ra
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# CHECK-NEXT: {{.*}}: srl $24, $24, 0x2
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# CHECK-NEXT: {{.*}}: jalr $25
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# CHECK-NEXT: {{.*}}: addiu $24, $24, -0x2
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# CHECK-NEXT: [[FOO0]]: lui $15, 0x3
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# CHECK-NEXT: {{.*}}: lw $25, {{.*}}($15)
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# CHECK-NEXT: {{.*}}: jr $25
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# CHECK-NEXT: {{.*}}: addiu $24, $15, {{.*}}
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# REL: Name: .plt
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# REL-NEXT: Type: SHT_PROGBITS
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# REL-NEXT: Flags [ (0x6)
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# REL-NEXT: SHF_ALLOC
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# REL-NEXT: SHF_EXECINSTR
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# REL-NEXT: ]
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# REL-NEXT: Address: 0x[[PLTADDR:[0-9A-F]+]]
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# REL: Name: .got.plt
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# REL-NEXT: Type: SHT_PROGBITS
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# REL-NEXT: Flags [ (0x3)
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# REL-NEXT: SHF_ALLOC
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# REL-NEXT: SHF_WRITE
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# REL-NEXT: ]
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# REL-NEXT: Address: 0x[[GOTPLTADDR:[0-9A-F]+]]
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# REL: Relocations [
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# REL-NEXT: Section (7) .rel.plt {
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# REL-NEXT: 0x[[PLTSLOT:[0-9A-F]+]] R_MIPS_JUMP_SLOT foo0 0x0
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# REL-NEXT: }
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# REL-NEXT: ]
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# REL: 0x70000032 MIPS_PLTGOT 0x[[GOTPLTADDR]]
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# REL: Primary GOT {
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# REL: Local entries [
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# REL-NEXT: ]
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# REL-NEXT: Global entries [
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# REL-NEXT: ]
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# REL: PLT GOT {
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# REL: Entries [
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# REL-NEXT: Entry {
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# REL-NEXT: Address: 0x[[PLTSLOT]]
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# REL-NEXT: Initial: 0x[[PLTADDR]]
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# REL-NEXT: Value: 0x0
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# REL-NEXT: Type: Function
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# REL-NEXT: Section: Undefined
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# REL-NEXT: Name: foo0
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# REL-NEXT: }
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# REL-NEXT: ]
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.text
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.globl bar
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bar:
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jal loc # R_MIPS_26 against .text + offset
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.globl __start
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__start:
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jal bar # R_MIPS_26 against global 'bar' from object file
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jal foo0 # R_MIPS_26 against 'foo0' from DSO
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loc:
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nop
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