From e5aac417cb727715f1d592aca1e05b25e4de1ba8 Mon Sep 17 00:00:00 2001
From: Steve Ellcey <sellcey@imgtec.com>
Date: Mon, 6 Jul 2015 17:29:33 +0000
Subject: config.gcc: Add fused-madd.opt.

2015-07-06  Steve Ellcey  <sellcey@imgtec.com>

	* config.gcc <mips*-*-*>: Add fused-madd.opt.
	* config/mips/mips.opt (mfused-madd): Remove.
	* config/mips/mips.c (mips_rtx_costs): Update cost calculations.
	* config/mips/mips.h (TARGET_MIPS8000): New.
	(ISA_HAS_FP_MADD4_MSUB4): Remove.
	(ISA_HAS_FP_MADDF_MSUBF): Remove.
	(ISA_HAS_FP_MADD3_MSUB3): Remove.
	(ISA_HAS_NMADD4_NMSUB4): Remove.
	(ISA_HAS_NMADD3_NMSUB3): Remove.
	(ISA_HAS_FUSED_MADD4): New.
	(ISA_HAS_UNFUSED_MADD4): New.
	(ISA_HAS_FUSED_MADDF): New.
	(ISA_HAS_FUSED_MADD3): New.
	* config/mips/mips.md: (fma<mode>4) Change from insn to expand.
	(*fma<mode>4_madd3) New.
	(*fma<mode>4_madd4) New.
	(*fma<mode>4_maddf) New.
	(fms<mode>4) New.
	(*fms<mode>4_msub3) New.
	(*fms<mode>4_msub4) New.
	(fnma<mode>4) New.
	(*fnma<mode>4_nmadd3) New.
	(*fnma<mode>4_nmadd4) New.
	(fnms<mode>4) New.
	(*fnms<mode>4_nmsub3) New.
	(*fnms<mode>4_nmsub4) New.
	(*madd4<mode>) Modify to be unfused only.
	(*msub4<mode>) Modify to be unfused only.
	(*nmadd4<mode>) Modify to be unfused only.
	(*nmsub4<mode>) Modify to be unfused only.
	(*madd3<mode>) Remove.
	(*msub3<mode>) Remove.
	(*nmadd3<mode>) Remove.
	(*nmsub3<mode>) Remove.
	(*nmadd3<mode>_fastmath) Remove.
	(*nmsub3<mode>_fastmath) Remove.
	(*nmadd4<mode>_fastmath) Update condition.
	(*nmsub4<mode>_fastmath) Update condition.

From-SVN: r225468
---
 gcc/config.gcc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'gcc/config.gcc')

diff --git a/gcc/config.gcc b/gcc/config.gcc
index f0405fe..900aa18 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -418,7 +418,7 @@ microblaze*-*-*)
 mips*-*-*)
 	cpu_type=mips
 	extra_headers="loongson.h"
-	extra_options="${extra_options} g.opt mips/mips-tables.opt"
+	extra_options="${extra_options} g.opt fused-madd.opt mips/mips-tables.opt"
 	;;
 nds32*)
 	cpu_type=nds32
-- 
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