gcc/
	* config/mips/mips-protos.h (mips_push_asm_switch): New function.
	(mips_pop_asm_switch): Likewise.
	* config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
	with...
	(mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
	(mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
	(mips_push_asm_switch, mips_pop_asm_switch): Likewise.
	(mips_print_operand_punctuation): Use them.  Check mips_noreorder
	instead of set_noreorder.
	(mips_output_function_prologue): Use the new functions.
	(mips_output_function_epilogue): Likewise.
	(mips_need_noat_wrapper_p): New function, split out from...
	(mips_final_prescan_insn, mips_final_postscan_insn): ...here.
	Use mips_push_asm_switch and mips_pop_asm_switch.
	* config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
	and mips_pop_asm_switch.
	(ASM_OUTPUT_REG_POP): Likewise.
	(DBR_OUTPUT_SEQEND): Remove boilerplate comment.
	Use mips_pop_asm_switch.
	(mips_asm_switch): New structure.
	(set_noreorder, set_nomacro): Replace with...
	(mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
	* config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
	instead of set_nomacro.
	(fix_truncsfsi2_macro): Likewise.
	(cprestore): Likewise.
	(hazard): Use mips_noreorder instead of set_noreorder.
	* config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.

From-SVN: r150803