• Paul Hua's avatar
    Fix a potential deadlock in some older Loongson 3A1000 MIPS processors. · 6f2117ba
    Paul Hua authored
    	* NEWS: Mention -m[no-]fix-loongson3-llsc.
    	* configure.ac: Add --enable-mips-fix-loongson3-llsc.
    	Define DEFAULT_MIPS_FIX_LOONGSON3_LLSC.
    	* config.in: Regenerated.
    	* configure: Likewise.
    	* config/tc-mips.c (sync_insn, mips_fix_loongson3_llsc):
    	New variables.
    	(options): New OPTION_FIX_LOONGSON3_LLSC,
    	OPTION_NO_FIX_LOONGSON3_LLSC.
    	(md_longopts): Add -m[no-]fix-loongson3-llsc.
    	(md_begin): Initialize sync insn.
    	(fix_loongson3_llsc): New.
    	(append_insn): Call fix_loongson3_llsc.
    	(md_parse_option): Handle OPTION_FIX_LOONGSON3_LLSC,
    	OPTION_NO_FIX_LOONGSON3_LLSC.
    	(md_show_usage): Display -m[no-]fix-loongson3-llsc.
    	* doc/c-mips.texi: Document -m[no-]fix-loongson3-llsc,
    	--enable-mips-fix-loongson3-llsc=[yes|no].
    6f2117ba
configure 495 KB