config.gcc: Recognize fido.

gcc/
	* config.gcc: Recognize fido.
	* config/m68k/m68k-devices.def (fidoa): New.
	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
	__mfido__.
	(FL_FIDOA, TARGET_FIDOA): New.
	* config/m68k/m68k.opt (mfidoa): New.

libgcc/
	* config.host: Recognize fido.

From-SVN: r123811

gcc/ChangeLog

+2007-04-14  Kazu Hirata  <kazu@codesourcery.com>
+
+	* config.gcc: Recognize fido.
+	* config/m68k/m68k-devices.def (fidoa): New.
+	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
+	__mfido__.
+	(FL_FIDOA, TARGET_FIDOA): New.
+	* config/m68k/m68k.opt (mfidoa): New.
+
 2007-04-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 
 	PR middle-end/31322

gcc/config.gcc

@@ -265,6 +265,10 @@ ep9312*-*-*)
 	;;
 frv*)	cpu_type=frv
 	;;
+fido-*-*)
+	cpu_type=m68k
+	extra_headers=math-68881.h
+        ;;
 xscale-*-*)
 	cpu_type=arm
 	extra_headers="mmintrin.h"
@@ -1508,12 +1512,36 @@ m68k-*-coff*)
 	tm_file="${tm_file} m68k/m68k-none.h m68k/m68kemb.h dbxcoff.h m68k/coff.h dbx.h"
 	use_fixproto=yes
 	;;
-m68020-*-elf* | m68k-*-elf*)
-	default_m68k_cpu=68020
-	default_cf_cpu=5206
+m68020-*-elf* | m68k-*-elf* | fido-*-elf*)
+	case ${target} in
+	fido-*-elf*)
+		# Check that $with_cpu makes sense.
+		case $with_cpu in
+		"" | "fidoa")
+			;;
+		*)
+			echo "Cannot accept --with-cpu=$with_cpu"
+			exit 1
+			;;
+		esac
+		with_cpu=fidoa
+		;;
+	*)
+		default_m68k_cpu=68020
+		default_cf_cpu=5206
+		;;
+	esac
 	tm_file="${tm_file} m68k/m68k-none.h m68k/m68kelf.h dbxelf.h elfos.h m68k/m68kemb.h m68k/m68020-elf.h"
 	tm_defines="${tm_defines} MOTOROLA=1 USE_GAS"
-	tmake_file="m68k/t-floatlib m68k/t-m68kbare m68k/t-m68kelf m68k/t-mlibs"
+	tmake_file="m68k/t-floatlib m68k/t-m68kbare m68k/t-m68kelf"
+	# Add multilibs for targets other than fido.
+	case ${target} in
+	fido-*-elf*)
+		;;
+	*)
+		tmake_file="$tmake_file m68k/t-mlibs"
+		;;
+	esac
 	extra_parts="crtbegin.o crtend.o"
 	;;
 m68010-*-netbsdelf* | m68k*-*-netbsdelf*)
@@ -2838,7 +2866,7 @@ case "${target}" in
 		esac
 		;;
 
-	m680[012]0-*-* | m68k*-*-*)
+	fido-*-* | m680[012]0-*-* | m68k*-*-*)
 		supported_defaults="arch cpu"
 		case "$with_arch" in
 		"" | "m68k"| "cf")
@@ -3132,7 +3160,7 @@ case ${target} in
 		fi
 		;;
 
-	m680[012]0-*-* | m68k*-*-*)
+	fido*-*-* | m680[012]0-*-* | m68k*-*-*)
 		target_cpu_default2=$m68k_cpu_ident
 		if [ x"$m68k_arch_family" != x ]; then
 		        tmake_file="m68k/t-$m68k_arch_family $tmake_file"

gcc/config/m68k/m68k-devices.def

@@ -142,3 +142,6 @@ M68K_DEVICE ("5483",  mcf5483,  "5485",  "5475",  cfv4e,    isa_b,     FL_CF_USP
 M68K_DEVICE ("5484",  mcf5484,  "5485",  "5475",  cfv4e,    isa_b,     FL_CF_USP | FL_CF_EMAC | FL_CF_FPU | FL_MMU)
 M68K_DEVICE ("5485",  mcf5485,  "5485",  "5475",  cfv4e,    isa_b,     FL_CF_USP | FL_CF_EMAC | FL_CF_FPU | FL_MMU)
 M68K_DEVICE ("548x",  mcf548x,  "5485",  "5475",  cfv4e,    isa_b,     FL_CF_USP | FL_CF_EMAC | FL_CF_FPU | FL_MMU)
+
+/* Fido processor.  */
+M68K_DEVICE ("fidoa", fidoa,    "cpu32", "fidoa", cpu32,    isa_cpu32, FL_FIDOA | FL_MMU)

gcc/config/m68k/m68k.h

@@ -187,6 +187,9 @@ Boston, MA 02110-1301, USA.  */
       if (TARGET_CF_HWDIV)						\
 	builtin_define ("__mcfhwdiv__");				\
 									\
+      if (TARGET_FIDOA)							\
+	builtin_define ("__mfido__");					\
+									\
       builtin_assert ("cpu=m68k");					\
       builtin_assert ("machine=m68k");					\
     }									\
@@ -220,6 +223,7 @@ Boston, MA 02110-1301, USA.  */
 #define FL_ISA_APLUS (1 << 14)
 #define FL_ISA_B     (1 << 15)
 #define FL_ISA_C     (1 << 16)
+#define FL_FIDOA     (1 << 17)
 #define FL_MMU 	     0   /* Used by multilib machinery.  */
 
 #define TARGET_68010		((m68k_cpu_flags & FL_ISA_68010) != 0)
@@ -228,6 +232,7 @@ Boston, MA 02110-1301, USA.  */
 #define TARGET_COLDFIRE		((m68k_cpu_flags & FL_COLDFIRE) != 0)
 #define TARGET_COLDFIRE_FPU	(m68k_fpu == FPUTYPE_COLDFIRE)
 #define TARGET_68881		(m68k_fpu == FPUTYPE_68881)
+#define TARGET_FIDOA		((m68k_cpu_flags & FL_FIDOA) != 0)
 
 /* Size (in bytes) of FPU registers.  */
 #define TARGET_FP_REG_SIZE	(TARGET_COLDFIRE ? 8 : 12)

gcc/config/m68k/m68k.opt

@@ -124,6 +124,10 @@ mdiv
 Target Report Mask(CF_HWDIV)
 Use hardware division instructions on ColdFire
 
+mfidoa
+Target RejectNegative
+Generate code for a Fido A
+
 mhard-float
 Target RejectNegative Mask(HARD_FLOAT) MaskExists
 Generate code which uses hardware floating point instructions

libgcc/ChangeLog

+2007-04-14  Kazu Hirata  <kazu@codesourcery.com>
+
+	* config.host: Recognize fido.
+
 2007-04-04  Janis Johnson  <janis187@us.ibm.com>
 
 	* configure: Check host, not target, for decimal float support.

libgcc/config.host

@@ -83,6 +83,9 @@ bfin*-*)
 ep9312*-*-*)
 	cpu_type=arm
 	;;
+fido-*-*)
+	cpu_type=m68k
+	;;
 frv*)	cpu_type=frv
 	;;
 xscale-*-*)
@@ -268,6 +271,8 @@ cris-*-linux*)
 	;;
 crx-*-elf)
 	;;
+fido-*-elf)
+	;;
 fr30-*-elf)
 	;;
 frv-*-elf)