old-cross-binutils/ld/testsuite/ld-x86-64/load1c.d

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Add R_X86_64_[REX_]GOTPCRELX support to gas and ld This patch adds support for the R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX relocations proposed in https://groups.google.com/forum/#!topic/x86-64-abi/n9AWHogmVY0 to gas and ld. It updates gas to generate R_X86_64_GOTPCRELX, R_X86_64_REX_GOTPCRELX if there is a REX prefix, relocation for memory operand, foo@GOTPCREL(%rip). With the locally defined symbol, foo, we convert mov foo@GOTPCREL(%rip), %reg to lea foo(%rip), %reg and convert call/jmp *foo@GOTPCREL(%rip) to nop call foo/jmp foo nop When PIC is false, convert test %reg, foo@GOTPCREL(%rip) to test $foo, %reg and convert binop foo@GOTPCREL(%rip), %reg to binop $foo, %reg where binop is one of adc, add, and, cmp, or, sbb, sub, xor instructions. bfd/ * elf64-x86-64.c: Include opcode/i386.h. (x86_64_elf_howto_table): Add R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX. (R_X86_64_standard): Replace R_X86_64_PLT32_BND with R_X86_64_REX_GOTPCRELX. (x86_64_reloc_map): Add BFD_RELOC_X86_64_GOTPCRELX and BFD_RELOC_X86_64_REX_GOTPCRELX. (need_convert_mov_to_lea): Renamed to ... (need_convert_load): This. (elf_x86_64_check_relocs): Handle R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX. Replace need_convert_mov_to_lea with need_convert_load. (elf_x86_64_gc_sweep_hook): Handle R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX. (elf_x86_64_size_dynamic_sections): Likewise. (elf_x86_64_relocate_section): Likewise. (elf_x86_64_convert_mov_to_lea): Renamed to ... (elf_x86_64_convert_load): This. Replace need_convert_mov_to_lea with need_convert_load. Support R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX transformations. * reloc.c (BFD_RELOC_X86_64_GOTPCRELX): New. (BFD_RELOC_X86_64_REX_GOTPCRELX): Likewise. * bfd-in2.h: Regenerated. * libbfd.h: Likewise. gas/ * config/tc-i386.c (tc_i386_fix_adjustable): Handle BFD_RELOC_X86_64_GOTPCRELX and BFD_RELOC_X86_64_REX_GOTPCRELX. (tc_gen_reloc): Likewise. (i386_validate_fix): Generate BFD_RELOC_X86_64_GOTPCRELX or BFD_RELOC_X86_64_REX_GOTPCRELX if fx_tcbit2 is set. * config/tc-i386.h (TC_FORCE_RELOCATION_LOCAL): Also return true for BFD_RELOC_X86_64_GOTPCRELX and BFD_RELOC_X86_64_REX_GOTPCRELX. gas/testsuite/ * gas/i386/i386.exp: Run x86-64-gotpcrel. * gas/i386/x86-64-gotpcrel.d: New file. * gas/i386/x86-64-gotpcrel.s: Likewise. * gas/i386/ilp32/x86-64-gotpcrel.d: Likewise. * gas/i386/x86-64-localpic.d: Replace R_X86_64_GOTPCREL with R_X86_64_REX_GOTPCRELX. * gas/i386/ilp32/x86-64-localpic.d: Likewise. include/elf/ * x86-64.h (R_X86_64_GOTPCRELX): New. (R_X86_64_REX_GOTPCRELX): Likewise. ld/testsuite/ * ld-ifunc/ifunc-5r-local-x86-64.d: Replace R_X86_64_GOTPCREL with R_X86_64_REX_GOTPCRELX. * ld-x86-64/plt-main1.rd: Likewise. * ld-x86-64/plt-main3.rd: Likewise. * ld-x86-64/plt-main4.rd: Likewise. * ld-x86-64/gotpcrel1.dd: New file. * ld-x86-64/gotpcrel1.out: Likewise. * ld-x86-64/gotpcrel1a.S: Likewise. * ld-x86-64/gotpcrel1b.c: Likewise. * ld-x86-64/gotpcrel1c.c: Likewise. * ld-x86-64/gotpcrel1d.S: Likewise. * ld-x86-64/load1.s: Likewise. * ld-x86-64/load1a.d: Likewise. * ld-x86-64/load1b.d: Likewise. * ld-x86-64/load1c.d: Likewise. * ld-x86-64/load1d.d: Likewise. * ld-x86-64/x86-64.exp: Run load1a, load1b, load1c and load1d tests. Run gotpcrel1 test.
2015-10-22 11:49:20 +00:00
#source: load1.s
#as: --64
#ld: -shared -melf_x86_64
#objdump: -dw
Add "-z call-nop=PADDING" option to ld The ld linker can transform indirect call to a locally defined function, foo, via its GOT slot, to either "NOP call foo" or "call foo NOP" where NOP is a 1-byte NOP padding. This patch adds a "-z call-nop=PADDING" option to x86 ld to control 1-byte NOP padding for x86 call instruction. PADDING is one of prefix-addr, prefix-nop, suffix-nop, prefix-NUMBER or suffix-NUMBER. bfd/ * elf32-i386.c (elf_i386_convert_load): Use call_nop_byte and check call_nop_as_suffix for 1-byte NOP padding to pad call. * elf64-x86-64.c (elf_x86_64_convert_load): Likewise. include/ * bfdlink.h (bfd_link_info): Add call_nop_as_suffix and call_nop_byte. ld/ * ld/ld.texinfo: Document "-z call-nop=PADDING" option. * emulparams/call_nop.sh: New file. * emulparams/elf_i386_be.sh: Source ${srcdir}/emulparams/call_nop.sh. * emulparams/elf_i386_chaos.sh: Likewise. * emulparams/elf_i386_ldso.sh: Likewise. * emulparams/elf_i386_vxworks.sh: Likewise. * emulparams/elf_iamcu.sh: Likewise. * emulparams/elf_k1om.sh: Likewise. * emulparams/elf_l1om.sh: Likewise. * emulparams/elf_x86_64.sh: Likewise. * emultempl/elf32.em (gld${EMULATION_NAME}_before_parse): Set link_info.call_nop_byte if $CALL_NOP_BYTE isn't empty. ld/testsuite/ * ld-i386/call3.s: New file. * ld-i386/call3a.d: Likewise. * ld-i386/call3b.d: Likewise. * ld-i386/call3c.d: Likewise. * ld-i386/call3d.d: Likewise. * ld-i386/call3e.d: Likewise. * ld-i386/call3f.d: Likewise. * ld-i386/call3g.d: Likewise. * ld-i386/call3h.d: Likewise. * ld-i386/load1-nacl.d: Likewise. * ld-x86-64/call1.s: Likewise. * ld-x86-64/call1a.d: Likewise. * ld-x86-64/call1b.d: Likewise. * ld-x86-64/call1c.d: Likewise. * ld-x86-64/call1d.d: Likewise. * ld-x86-64/call1e.d: Likewise. * ld-x86-64/call1f.d: Likewise. * ld-x86-64/call1g.d: Likewise. * ld-x86-64/call1h.d: Likewise. * ld-x86-64/call1i.d: Likewise. * ld-x86-64/load1a-nacl.d: Likewise. * ld-x86-64/load1b-nacl.d: Likewise. * ld-x86-64/load1c-nacl.d: Likewise. * ld-x86-64/load1d-nacl.d: Likewise.
2015-10-22 11:53:04 +00:00
#notarget: x86_64-*-nacl*
Add R_X86_64_[REX_]GOTPCRELX support to gas and ld This patch adds support for the R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX relocations proposed in https://groups.google.com/forum/#!topic/x86-64-abi/n9AWHogmVY0 to gas and ld. It updates gas to generate R_X86_64_GOTPCRELX, R_X86_64_REX_GOTPCRELX if there is a REX prefix, relocation for memory operand, foo@GOTPCREL(%rip). With the locally defined symbol, foo, we convert mov foo@GOTPCREL(%rip), %reg to lea foo(%rip), %reg and convert call/jmp *foo@GOTPCREL(%rip) to nop call foo/jmp foo nop When PIC is false, convert test %reg, foo@GOTPCREL(%rip) to test $foo, %reg and convert binop foo@GOTPCREL(%rip), %reg to binop $foo, %reg where binop is one of adc, add, and, cmp, or, sbb, sub, xor instructions. bfd/ * elf64-x86-64.c: Include opcode/i386.h. (x86_64_elf_howto_table): Add R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX. (R_X86_64_standard): Replace R_X86_64_PLT32_BND with R_X86_64_REX_GOTPCRELX. (x86_64_reloc_map): Add BFD_RELOC_X86_64_GOTPCRELX and BFD_RELOC_X86_64_REX_GOTPCRELX. (need_convert_mov_to_lea): Renamed to ... (need_convert_load): This. (elf_x86_64_check_relocs): Handle R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX. Replace need_convert_mov_to_lea with need_convert_load. (elf_x86_64_gc_sweep_hook): Handle R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX. (elf_x86_64_size_dynamic_sections): Likewise. (elf_x86_64_relocate_section): Likewise. (elf_x86_64_convert_mov_to_lea): Renamed to ... (elf_x86_64_convert_load): This. Replace need_convert_mov_to_lea with need_convert_load. Support R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX transformations. * reloc.c (BFD_RELOC_X86_64_GOTPCRELX): New. (BFD_RELOC_X86_64_REX_GOTPCRELX): Likewise. * bfd-in2.h: Regenerated. * libbfd.h: Likewise. gas/ * config/tc-i386.c (tc_i386_fix_adjustable): Handle BFD_RELOC_X86_64_GOTPCRELX and BFD_RELOC_X86_64_REX_GOTPCRELX. (tc_gen_reloc): Likewise. (i386_validate_fix): Generate BFD_RELOC_X86_64_GOTPCRELX or BFD_RELOC_X86_64_REX_GOTPCRELX if fx_tcbit2 is set. * config/tc-i386.h (TC_FORCE_RELOCATION_LOCAL): Also return true for BFD_RELOC_X86_64_GOTPCRELX and BFD_RELOC_X86_64_REX_GOTPCRELX. gas/testsuite/ * gas/i386/i386.exp: Run x86-64-gotpcrel. * gas/i386/x86-64-gotpcrel.d: New file. * gas/i386/x86-64-gotpcrel.s: Likewise. * gas/i386/ilp32/x86-64-gotpcrel.d: Likewise. * gas/i386/x86-64-localpic.d: Replace R_X86_64_GOTPCREL with R_X86_64_REX_GOTPCRELX. * gas/i386/ilp32/x86-64-localpic.d: Likewise. include/elf/ * x86-64.h (R_X86_64_GOTPCRELX): New. (R_X86_64_REX_GOTPCRELX): Likewise. ld/testsuite/ * ld-ifunc/ifunc-5r-local-x86-64.d: Replace R_X86_64_GOTPCREL with R_X86_64_REX_GOTPCRELX. * ld-x86-64/plt-main1.rd: Likewise. * ld-x86-64/plt-main3.rd: Likewise. * ld-x86-64/plt-main4.rd: Likewise. * ld-x86-64/gotpcrel1.dd: New file. * ld-x86-64/gotpcrel1.out: Likewise. * ld-x86-64/gotpcrel1a.S: Likewise. * ld-x86-64/gotpcrel1b.c: Likewise. * ld-x86-64/gotpcrel1c.c: Likewise. * ld-x86-64/gotpcrel1d.S: Likewise. * ld-x86-64/load1.s: Likewise. * ld-x86-64/load1a.d: Likewise. * ld-x86-64/load1b.d: Likewise. * ld-x86-64/load1c.d: Likewise. * ld-x86-64/load1d.d: Likewise. * ld-x86-64/x86-64.exp: Run load1a, load1b, load1c and load1d tests. Run gotpcrel1 test.
2015-10-22 11:49:20 +00:00
.*: +file format .*
Disassembly of section .text:
[a-f0-9]+ <_start>:
[ ]*[a-f0-9]+: 13 05 ca 01 20 00 adc 0x2001ca\(%rip\),%eax # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 03 1d c4 01 20 00 add 0x2001c4\(%rip\),%ebx # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 23 0d be 01 20 00 and 0x2001be\(%rip\),%ecx # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 3b 15 b8 01 20 00 cmp 0x2001b8\(%rip\),%edx # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 0b 35 b2 01 20 00 or 0x2001b2\(%rip\),%esi # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 1b 3d ac 01 20 00 sbb 0x2001ac\(%rip\),%edi # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 2b 2d a6 01 20 00 sub 0x2001a6\(%rip\),%ebp # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 44 33 05 9f 01 20 00 xor 0x20019f\(%rip\),%r8d # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 44 85 3d 98 01 20 00 test %r15d,0x200198\(%rip\) # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 48 13 05 91 01 20 00 adc 0x200191\(%rip\),%rax # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 48 03 1d 8a 01 20 00 add 0x20018a\(%rip\),%rbx # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 48 23 0d 83 01 20 00 and 0x200183\(%rip\),%rcx # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 48 3b 15 7c 01 20 00 cmp 0x20017c\(%rip\),%rdx # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 48 0b 3d 75 01 20 00 or 0x200175\(%rip\),%rdi # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 48 1b 35 6e 01 20 00 sbb 0x20016e\(%rip\),%rsi # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 48 2b 2d 67 01 20 00 sub 0x200167\(%rip\),%rbp # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 4c 33 05 60 01 20 00 xor 0x200160\(%rip\),%r8 # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 4c 85 3d 59 01 20 00 test %r15,0x200159\(%rip\) # 2003c8 <_DYNAMIC\+0xe0>
[ ]*[a-f0-9]+: 13 05 5b 01 20 00 adc 0x20015b\(%rip\),%eax # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 03 1d 55 01 20 00 add 0x200155\(%rip\),%ebx # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 23 0d 4f 01 20 00 and 0x20014f\(%rip\),%ecx # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 3b 15 49 01 20 00 cmp 0x200149\(%rip\),%edx # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 0b 35 43 01 20 00 or 0x200143\(%rip\),%esi # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 1b 3d 3d 01 20 00 sbb 0x20013d\(%rip\),%edi # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 2b 2d 37 01 20 00 sub 0x200137\(%rip\),%ebp # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 44 33 05 30 01 20 00 xor 0x200130\(%rip\),%r8d # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 44 85 3d 29 01 20 00 test %r15d,0x200129\(%rip\) # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 48 13 05 22 01 20 00 adc 0x200122\(%rip\),%rax # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 48 03 1d 1b 01 20 00 add 0x20011b\(%rip\),%rbx # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 48 23 0d 14 01 20 00 and 0x200114\(%rip\),%rcx # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 48 3b 15 0d 01 20 00 cmp 0x20010d\(%rip\),%rdx # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 48 0b 3d 06 01 20 00 or 0x200106\(%rip\),%rdi # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 48 1b 35 ff 00 20 00 sbb 0x2000ff\(%rip\),%rsi # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 48 2b 2d f8 00 20 00 sub 0x2000f8\(%rip\),%rbp # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 4c 33 05 f1 00 20 00 xor 0x2000f1\(%rip\),%r8 # 2003d0 <_DYNAMIC\+0xe8>
[ ]*[a-f0-9]+: 4c 85 3d ea 00 20 00 test %r15,0x2000ea\(%rip\) # 2003d0 <_DYNAMIC\+0xe8>
Add R_X86_64_[REX_]GOTPCRELX support to gas and ld This patch adds support for the R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX relocations proposed in https://groups.google.com/forum/#!topic/x86-64-abi/n9AWHogmVY0 to gas and ld. It updates gas to generate R_X86_64_GOTPCRELX, R_X86_64_REX_GOTPCRELX if there is a REX prefix, relocation for memory operand, foo@GOTPCREL(%rip). With the locally defined symbol, foo, we convert mov foo@GOTPCREL(%rip), %reg to lea foo(%rip), %reg and convert call/jmp *foo@GOTPCREL(%rip) to nop call foo/jmp foo nop When PIC is false, convert test %reg, foo@GOTPCREL(%rip) to test $foo, %reg and convert binop foo@GOTPCREL(%rip), %reg to binop $foo, %reg where binop is one of adc, add, and, cmp, or, sbb, sub, xor instructions. bfd/ * elf64-x86-64.c: Include opcode/i386.h. (x86_64_elf_howto_table): Add R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX. (R_X86_64_standard): Replace R_X86_64_PLT32_BND with R_X86_64_REX_GOTPCRELX. (x86_64_reloc_map): Add BFD_RELOC_X86_64_GOTPCRELX and BFD_RELOC_X86_64_REX_GOTPCRELX. (need_convert_mov_to_lea): Renamed to ... (need_convert_load): This. (elf_x86_64_check_relocs): Handle R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX. Replace need_convert_mov_to_lea with need_convert_load. (elf_x86_64_gc_sweep_hook): Handle R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX. (elf_x86_64_size_dynamic_sections): Likewise. (elf_x86_64_relocate_section): Likewise. (elf_x86_64_convert_mov_to_lea): Renamed to ... (elf_x86_64_convert_load): This. Replace need_convert_mov_to_lea with need_convert_load. Support R_X86_64_GOTPCRELX and R_X86_64_REX_GOTPCRELX transformations. * reloc.c (BFD_RELOC_X86_64_GOTPCRELX): New. (BFD_RELOC_X86_64_REX_GOTPCRELX): Likewise. * bfd-in2.h: Regenerated. * libbfd.h: Likewise. gas/ * config/tc-i386.c (tc_i386_fix_adjustable): Handle BFD_RELOC_X86_64_GOTPCRELX and BFD_RELOC_X86_64_REX_GOTPCRELX. (tc_gen_reloc): Likewise. (i386_validate_fix): Generate BFD_RELOC_X86_64_GOTPCRELX or BFD_RELOC_X86_64_REX_GOTPCRELX if fx_tcbit2 is set. * config/tc-i386.h (TC_FORCE_RELOCATION_LOCAL): Also return true for BFD_RELOC_X86_64_GOTPCRELX and BFD_RELOC_X86_64_REX_GOTPCRELX. gas/testsuite/ * gas/i386/i386.exp: Run x86-64-gotpcrel. * gas/i386/x86-64-gotpcrel.d: New file. * gas/i386/x86-64-gotpcrel.s: Likewise. * gas/i386/ilp32/x86-64-gotpcrel.d: Likewise. * gas/i386/x86-64-localpic.d: Replace R_X86_64_GOTPCREL with R_X86_64_REX_GOTPCRELX. * gas/i386/ilp32/x86-64-localpic.d: Likewise. include/elf/ * x86-64.h (R_X86_64_GOTPCRELX): New. (R_X86_64_REX_GOTPCRELX): Likewise. ld/testsuite/ * ld-ifunc/ifunc-5r-local-x86-64.d: Replace R_X86_64_GOTPCREL with R_X86_64_REX_GOTPCRELX. * ld-x86-64/plt-main1.rd: Likewise. * ld-x86-64/plt-main3.rd: Likewise. * ld-x86-64/plt-main4.rd: Likewise. * ld-x86-64/gotpcrel1.dd: New file. * ld-x86-64/gotpcrel1.out: Likewise. * ld-x86-64/gotpcrel1a.S: Likewise. * ld-x86-64/gotpcrel1b.c: Likewise. * ld-x86-64/gotpcrel1c.c: Likewise. * ld-x86-64/gotpcrel1d.S: Likewise. * ld-x86-64/load1.s: Likewise. * ld-x86-64/load1a.d: Likewise. * ld-x86-64/load1b.d: Likewise. * ld-x86-64/load1c.d: Likewise. * ld-x86-64/load1d.d: Likewise. * ld-x86-64/x86-64.exp: Run load1a, load1b, load1c and load1d tests. Run gotpcrel1 test.
2015-10-22 11:49:20 +00:00
#pass