e29132d427
of GOT. * Read addend for R_MIPS_GOT16 relocation. * Put only high 16 bits of symbol + addend into GOT entries for locally visible symbols. llvm-svn: 204247
151 lines
5.5 KiB
Plaintext
151 lines
5.5 KiB
Plaintext
# Check handling of global/local GOT16 relocations.
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# RUN: llvm-mc -triple=mipsel -filetype=obj -o=%t1 %s
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# RUN: lld -flavor gnu -target mipsel -shared --noinhibit-exec \
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# RUN: --output-filetype=yaml %t1 | FileCheck -check-prefix YAML %s
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# RUN: lld -flavor gnu -target mipsel -shared --noinhibit-exec -o %t2 %t1
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# RUN: llvm-objdump -t -disassemble %t2 | FileCheck -check-prefix RAW %s
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# Local GOT entries:
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# YAML: - ref-name: L003
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# YAML-NEXT: type: got
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# YAML-NEXT: content: [ 00, 00, 00, 00 ]
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# YAML-NEXT: alignment: 2^2
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# YAML-NEXT: section-choice: custom-required
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# YAML-NEXT: section-name: .got
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# YAML-NEXT: permissions: rw-
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# YAML-NEXT: references:
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# YAML-NEXT: - kind: LLD_R_MIPS_32_HI16
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# YAML-NEXT: offset: 0
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# YAML-NEXT: target: L006
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# YAML-NEXT: - ref-name: L005
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# YAML-NEXT: type: got
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# YAML-NEXT: content: [ 00, 00, 00, 00 ]
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# YAML-NEXT: alignment: 2^2
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# YAML-NEXT: section-choice: custom-required
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# YAML-NEXT: section-name: .got
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# YAML-NEXT: permissions: rw-
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# YAML-NEXT: references:
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# YAML-NEXT: - kind: LLD_R_MIPS_32_HI16
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# YAML-NEXT: offset: 0
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# YAML-NEXT: target: L006
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# YAML-NEXT: addend: 66048
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# YAML-NEXT: - ref-name: L007
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# YAML-NEXT: type: got
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# YAML-NEXT: content: [ 00, 00, 00, 00 ]
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# YAML-NEXT: alignment: 2^2
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# YAML-NEXT: section-choice: custom-required
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# YAML-NEXT: section-name: .got
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# YAML-NEXT: permissions: rw-
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# YAML-NEXT: references:
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# YAML-NEXT: - kind: R_MIPS_32
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# YAML-NEXT: offset: 0
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# YAML-NEXT: target: hidden
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# Global GOT entries:
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# YAML-NEXT: - ref-name: L008
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# YAML-NEXT: type: got
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# YAML-NEXT: content: [ 00, 00, 00, 00 ]
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# YAML-NEXT: alignment: 2^2
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# YAML-NEXT: section-choice: custom-required
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# YAML-NEXT: section-name: .got
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# YAML-NEXT: permissions: rw-
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# YAML-NEXT: references:
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# YAML-NEXT: - kind: LLD_R_MIPS_GLOBAL_GOT
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# YAML-NEXT: offset: 0
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# YAML-NEXT: target: glob
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# YAML-NEXT: - kind: R_MIPS_32
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# YAML-NEXT: offset: 0
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# YAML-NEXT: target: glob
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# YAML-NEXT: - ref-name: L009
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# YAML-NEXT: type: got
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# YAML-NEXT: content: [ 00, 00, 00, 00 ]
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# YAML-NEXT: alignment: 2^2
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# YAML-NEXT: section-choice: custom-required
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# YAML-NEXT: section-name: .got
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# YAML-NEXT: permissions: rw-
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# YAML-NEXT: references:
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# YAML-NEXT: - kind: LLD_R_MIPS_GLOBAL_GOT
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# YAML-NEXT: offset: 0
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# YAML-NEXT: target: extern
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# Function glob
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# YAML: - name: glob
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# YAML-NEXT: scope: global
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# YAML-NEXT: content: [ 00, 00, 84, 8F, 00, 00, 84, 24, 01, 00, 84, 8F,
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# YAML-NEXT: 00, 02, 84, 24, 00, 00, 84, 8F, 00, 00, 84, 8F,
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# YAML-NEXT: 00, 00, 84, 8F ]
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# YAML-NEXT: alignment: 2^2
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# YAML-NEXT: references:
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# YAML-NEXT: - kind: R_MIPS_GOT16
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# YAML-NEXT: offset: 0
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# YAML-NEXT: target: L003
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# YAML-NEXT: - kind: R_MIPS_LO16
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# YAML-NEXT: offset: 4
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# YAML-NEXT: target: L006
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# YAML-NEXT: - kind: R_MIPS_GOT16
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# YAML-NEXT: offset: 8
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# YAML-NEXT: target: L005
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# YAML-NEXT: addend: 66048
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# YAML-NEXT: - kind: R_MIPS_LO16
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# YAML-NEXT: offset: 12
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# YAML-NEXT: target: L006
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# YAML-NEXT: addend: 512
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# YAML-NEXT: - kind: R_MIPS_GOT16
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# YAML-NEXT: offset: 16
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# YAML-NEXT: target: L007
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# YAML-NEXT: - kind: R_MIPS_CALL16
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# YAML-NEXT: offset: 20
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# YAML-NEXT: target: L008
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# YAML-NEXT: - kind: R_MIPS_CALL16
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# YAML-NEXT: offset: 24
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# YAML-NEXT: target: L009
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# RAW: Disassembly of section .text:
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# RAW: glob:
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# RAW-NEXT: 12c: 18 80 84 8f lw $4, -32744($gp)
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# RAW-NEXT: 130: 00 20 84 24 addiu $4, $4, 8192
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# RAW-NEXT: 134: 1c 80 84 8f lw $4, -32740($gp)
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# RAW-NEXT: 138: 00 22 84 24 addiu $4, $4, 8704
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# RAW-NEXT: 13c: 20 80 84 8f lw $4, -32736($gp)
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# RAW-NEXT: 140: 24 80 84 8f lw $4, -32732($gp)
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# RAW-NEXT: 144: 28 80 84 8f lw $4, -32728($gp)
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# RAW: SYMBOL TABLE:
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# RAW: 00000000 *UND* 00000000
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# RAW: 00002000 l .data 00000000 str1
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# RAW: 00012200 l .data 00000005 str2
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# RAW: 0000012c g F .text 0000001c glob
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# RAW: 00012205 g .data 00000004 hidden
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.global glob
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.ent glob
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glob:
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lw $4,%got(str1)($28) # G(str1)
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addiu $4,$4,%lo(str1) # str1
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lw $4,%got(str2)($28) # G(str2)
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addiu $4,$4,%lo(str2) # str2
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lw $4,%got(hidden)($28) # G(hidden)
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lw $4,%call16(glob)($28) # G(glob)
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lw $4,%call16(extern)($28) # G(extern)
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.end glob
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.data
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.type str1, %object
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.size str1, 0x10200
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str1:
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.ascii "str1\000"
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.space 0x101fb
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.type str2, @object
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.size str2, 5
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str2:
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.ascii "str2\000"
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.globl hidden
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.hidden hidden
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.type hidden,%object
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.size hidden,4
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hidden:
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.word 0
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