r265865 - in /trunk/gcc: ChangeLog config/mips/...

[paulhua@gcc.gnu.org]

Author: paulhua
Date: Wed Nov  7 08:47:21 2018
New Revision: 265865

URL: https://gcc.gnu.org/viewcvs?rev=265865&root=gcc&view=rev
Log:
Add support for Loongson 3A1000 processor.

gcc/
	* config/mips/loongson3a.md: Rename to ...
	* config/mips/gs464.md: ... here.
	* config/mips/mips-cpus.def: Define gs464; Add loongson3a
	as an alias of gs464 processor.
	* config/mips/mips-tables.opt: Regenerate.
	* config/mips/mips.c (mips_issue_rate): Use PROCESSOR_GS464
	instead of PROCESSOR_LOONGSON_3A.
	(mips_multipass_dfa_lookahead): Use TUNE_GS464 instead of
	TUNE_LOONGSON_3A.
	(mips_option_override): Enable MMI and EXT for gs464.
	* config/mips/mips.h: Rename TARGET_LOONGSON_3A to TARGET_GS464;
	Rename TUNE_LOONGSON_3A to TUNE_GS464.
	(MIPS_ISA_LEVEL_SPEC): Infer mips64r2 from gs464.
	(ISA_HAS_ODD_SPREG, ISA_AVOID_DIV_HILO, ISA_HAS_FUSED_MADD4,
	ISA_HAS_UNFUSED_MADD4): Use TARGET_GS464 instead of
	TARGET_LOONGSON_3A.
	* config/mips/mips.md: Include gs464.md instead of loongson3a.md.
	(processor): Add gs464;
	* doc/invoke.texi: Add gs464 to supported architectures.

Added:
    trunk/gcc/config/mips/gs464.md
Removed:
    trunk/gcc/config/mips/loongson3a.md
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/mips/mips-cpus.def
    trunk/gcc/config/mips/mips-tables.opt
    trunk/gcc/config/mips/mips.c
    trunk/gcc/config/mips/mips.h
    trunk/gcc/config/mips/mips.md
    trunk/gcc/doc/invoke.texi