FreeChainXenon/binutils-gdb
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

LoongArch binutils support

Browse source 
2021-10-22  Chenghua Xu  <xuchenghua@loongson.cn>
	    Zhensong Liu  <liuzhensong@loongson.cn>
	    Weinan Liu  <liuweinan@loongson.cn>
binutils/
	* NEWS: Mention LoongArch support.
	* readelf.c: Add LoongArch.
	* testsuite/binutils-all/objdump.exp: Add LoongArch.
This commit is contained in:
liuzhensong 2021-10-22 16:42:05 +08:00 • committed by Alan Modra
parent 6cc76c40a9
commit e9a0721f82
3 changed files with 27 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

2
binutils/NEWS
View file

@ -1,5 +1,7 @@
-*- text -*-
* Add support for the LoongArch instruction set.
Changes in 2.37:
* The readelf tool has a new command line option which can be used to specify

24
binutils/readelf.c
View file

@ -162,6 +162,7 @@
#include "elf/xstormy16.h"
#include "elf/xtensa.h"
#include "elf/z80.h"
#include "elf/loongarch.h"
#include "getopt.h"
#include "libiberty.h"
@ -1678,6 +1679,11 @@ dump_relocations (Filedata * filedata,
case EM_Z80:
rtype = elf_z80_reloc_type (type);
break;
case EM_LOONGARCH:
rtype = elf_loongarch_reloc_type (type);
break;
}
if (rtype == NULL)
@ -3971,6 +3977,20 @@ get_machine_flags (Filedata * filedata, unsigned e_flags, unsigned e_machine)
strcat (buf, _(", unknown")); break;
}
break;
case EM_LOONGARCH:
if (EF_LOONGARCH_IS_LP64 (e_flags))
strcat (buf, ", LP64");
else if (EF_LOONGARCH_IS_ILP32 (e_flags))
strcat (buf, ", ILP32");
if (EF_LOONGARCH_IS_SOFT_FLOAT (e_flags))
strcat (buf, ", SOFT-FLOAT");
else if (EF_LOONGARCH_IS_SINGLE_FLOAT (e_flags))
strcat (buf, ", SINGLE-FLOAT");
else if (EF_LOONGARCH_IS_DOUBLE_FLOAT (e_flags))
strcat (buf, ", DOUBLE-FLOAT");
break;
}
}
@ -13708,6 +13728,8 @@ is_32bit_abs_reloc (Filedata * filedata, unsigned int reloc_type)
return reloc_type == 2; /* R_IQ2000_32. */
case EM_LATTICEMICO32:
return reloc_type == 3; /* R_LM32_32. */
case EM_LOONGARCH:
return reloc_type == 1; /* R_LARCH_32. */
case EM_M32C_OLD:
case EM_M32C:
return reloc_type == 3; /* R_M32C_32. */
@ -13925,6 +13947,8 @@ is_64bit_abs_reloc (Filedata * filedata, unsigned int reloc_type)
case EM_IA_64:
return (reloc_type == 0x26 /* R_IA64_DIR64MSB. */
|| reloc_type == 0x27 /* R_IA64_DIR64LSB. */);
case EM_LOONGARCH:
return reloc_type == 2; /* R_LARCH_64 */
case EM_PARISC:
return reloc_type == 80; /* R_PARISC_DIR64. */
case EM_PPC64:

1
binutils/testsuite/binutils-all/objdump.exp
View file

@ -41,6 +41,7 @@ lappend cpus_expected mips mn10200 mn10300 ms1 msp MSP430 nds32 n1h_v3 ns32k
lappend cpus_expected or1k or1knd pj powerpc pyramid riscv romp rs6000 s390 sh sparc
lappend cpus_expected tic54x tilegx tms320c30 tms320c4x tms320c54x
lappend cpus_expected v850 vax x86-64 xscale xtensa z8k z8001 z8002
lappend cpus_expected Loongarch64 Loongarch32
# Make sure the target CPU shows up in the list.
lappend cpus_expected ${target_cpu}