blob: 98b9cbc06d289eb475aeb33ceef98854a5549de4 (
plain) (
tree)
|
|
# Check that the linker use a value of _gp symbol defined
# in a linker script to calculate GOT relocations.
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux %s -o %t.o
# RUN: echo "SECTIONS { \
# RUN: .text : { *(.text) } \
# RUN: _gp = ABSOLUTE(.) + 0x100; \
# RUN: .got : { *(.got) } }" > %t.rel.script
# RUN: ld.lld -shared -o %t.rel.so --script %t.rel.script %t.o
# RUN: llvm-objdump -s -t %t.rel.so | FileCheck --check-prefix=REL %s
# RUN: echo "SECTIONS { \
# RUN: .text : { *(.text) } \
# RUN: _gp = 0x200; \
# RUN: .got : { *(.got) } }" > %t.abs.script
# RUN: ld.lld -shared -o %t.abs.so --script %t.abs.script %t.o
# RUN: llvm-objdump -s -t %t.abs.so | FileCheck --check-prefix=ABS %s
# REQUIRES: mips
# REL: Contents of section .text:
# REL-NEXT: 0000 3c080000 2108010c 8f82fffc
# ^-- %hi(_gp_disp)
# ^-- %lo(_gp_disp)
# ^-- 8 - (0x10c - 0x100)
# G - (GP - .got)
# REL: Contents of section .reginfo:
# REL-NEXT: 0028 10000104 00000000 00000000 00000000
# REL-NEXT: 0038 00000000 0000010c
# ^-- _gp
# REL: Contents of section .data:
# REL-NEXT: 00f0 fffffef4
# ^-- 0-0x10c
# REL: 00000000 .text 00000000 foo
# REL: 00000000 *ABS* 00000000 .hidden _gp_disp
# REL: 0000010c *ABS* 00000000 .hidden _gp
# ABS: Contents of section .text:
# ABS-NEXT: 0000 3c080000 21080200 8f82ff08
# ^-- %hi(_gp_disp)
# ^-- %lo(_gp_disp)
# ^-- 8 - (0x200 - 0x100)
# G - (GP - .got)
# ABS: Contents of section .reginfo:
# ABS-NEXT: 0028 10000104 00000000 00000000 00000000
# ABS-NEXT: 0038 00000000 00000200
# ^-- _gp
# ABS: Contents of section .data:
# ABS-NEXT: 00f0 fffffe00
# ^-- 0-0x200
# ABS: 00000000 .text 00000000 foo
# ABS: 00000000 *ABS* 00000000 .hidden _gp_disp
# ABS: 00000200 *ABS* 00000000 .hidden _gp
.text
foo:
lui $t0, %hi(_gp_disp)
addi $t0, $t0, %lo(_gp_disp)
lw $v0, %call16(bar)($gp)
.data
.gpword foo
|
