From bdc6c06e3b08ec48ec5ee2174dedc846969c36fd Mon Sep 17 00:00:00 2001 From: Chenghua Xu Date: Wed, 29 Aug 2018 19:57:39 +0800 Subject: [MIPS/GAS] Split Loongson EXT Instructions from loongson3a. bfd/ * elfxx-mips.c (infer_mips_abiflags): Use ases instead of isa_ext for infer ABI flags. (print_mips_ases): Add Loongson EXT extension. binutils/ * readelf.c (print_mips_ases): Add Loongson EXT extension. elfcpp/ * mips.h (AFL_ASE_LOONGSON_EXT): New enum. gas/ * NEWS: Mention Loongson EXTensions (EXT) support. * config/tc-mips.c (options): Add OPTION_LOONGSON_EXT and OPTION_NO_LOONGSON_EXT. (md_longopts): Likewise. (mips_ases): Define availability for EXT. (mips_convert_ase_flags): Map ASE_LOONGSON_EXT to AFL_ASE_LOONGSON_EXT. (mips_cpu_info_table): Add ASE_LOONGSON_EXT for loongson3a. (md_show_usage): Add help for -mloongson-ext and -mno-loongson-ext. * doc/as.texi: Document -mloongson-ext, -mno-loongson-ext. * doc/c-mips.texi: Document -mloongson-ext, -mno-loongson-ext, .set loongson-ext and .set noloongson-ext. * testsuite/gas/mips/loongson-mmi.d: Add ASE flag. include/ * elf/mips.h (AFL_ASE_LOONGSON_EXT): New macro. (AFL_ASE_MASK): Update to include AFL_ASE_LOONGSON_EXT. * opcode/mips.h (ASE_LOONGSON_EXT): New macro. opcodes/ * mips-dis.c (mips_arch_choices): Add EXT to loongson3a descriptors. (parse_mips_ase_option): Handle -M loongson-ext option. (print_mips_disassembler_options): Document -M loongson-ext. * mips-opc.c (IL3A): Delete. * mips-opc.c (LEXT): New macro. (mips_opcodes): Replace IL2F|IL3A marking with LEXT for EXT instructions. --- elfcpp/ChangeLog | 4 ++++ elfcpp/mips.h | 4 +++- 2 files changed, 7 insertions(+), 1 deletion(-) (limited to 'elfcpp') diff --git a/elfcpp/ChangeLog b/elfcpp/ChangeLog index fa33bf1..075f247 100644 --- a/elfcpp/ChangeLog +++ b/elfcpp/ChangeLog @@ -1,3 +1,7 @@ +2018-08-29 Chenghua Xu + + * mips.h (AFL_ASE_LOONGSON_EXT): New enum. + 2018-07-06 Alan Modra * powerpc.h (Tag_GNU_Power_ABI_FP): Define. diff --git a/elfcpp/mips.h b/elfcpp/mips.h index cac8592..5a59599 100644 --- a/elfcpp/mips.h +++ b/elfcpp/mips.h @@ -308,7 +308,9 @@ enum // MICROMIPS ASE. AFL_ASE_MICROMIPS = 0x00000800, // XPA ASE. - AFL_ASE_XPA = 0x00001000 + AFL_ASE_XPA = 0x00001000, + // Loongson EXT ASE. + AFL_ASE_LOONGSON_EXT = 0x00002000 }; // Values for the isa_ext word of an ABI flags structure. -- cgit v1.1