config.gcc: Add support for nocoma/prescott/pentium-m/pentium3m /pentium4m.

	* config.gcc: Add support for nocoma/prescott/pentium-m/pentium3m
	/pentium4m.
	* i386.c (override_options): Add support for new CPUs.
	* i386.h (TARGET_CPU_DEFAULT_NAMES): New names.
	(TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_pentium4e): New
	constants.
	* invoke.texi: Extend documentation of -mtune/-march for new CPUs.

From-SVN: r78524

gcc/ChangeLog

+2004-02-26  Jan Hubicka  <jh@suse.cz>
+
+	* config.gcc: Add support for nocoma/prescott/pentium-m/pentium3m
+	/pentium4m.
+	* i386.c (override_options): Add support for new CPUs.
+	* i386.h (TARGET_CPU_DEFAULT_NAMES): New names.
+	(TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_pentium4e): New
+	constants.
+	* invoke.texi: Extend documentation of -mtune/-march for new CPUs.
+
 2004-02-26  Bob Wilson  <bob.wilson@acm.org>
 
 	* config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __xtensa__.

gcc/config.gcc

@@ -2139,12 +2139,21 @@ if test x$with_cpu = x ; then
         pentium2-*)
           with_cpu=pentium2
           ;;
-        pentium3-*)
+        pentium3-*|pentium3m-*)
           with_cpu=pentium3
           ;;
-        pentium4-*)
+        pentium4-*|pentium4m-*)
           with_cpu=pentium4
           ;;
+        prescott-*)
+          with_cpu=prescott
+          ;;
+        nocona-*)
+          with_cpu=nocona
+          ;;
+        pentium_m-*)
+          with_cpu=pentium-m
+          ;;
         *)
           with_cpu=pentiumpro
           ;;
@@ -2326,7 +2335,8 @@ fi
 			| c3 | c3-2 | i686 | pentiumpro | pentium2 | pentium3 \
 			| pentium4 | k6 | k6-2 | k6-3 | athlon | athlon-tbird \
 			| athlon-4 | athlon-xp | athlon-mp | k8 | opteron \
-			| athlon64 | athlon-fx)
+			| athlon64 | athlon-fx | prescott | pentium-m \
+			| pentium4m | pentium3m| nocona)
 				# OK
 				;;
 			*)

gcc/config/i386/i386.c

@@ -1089,9 +1089,10 @@ override_options (void)
 	{
 	  PTA_SSE = 1,
 	  PTA_SSE2 = 2,
-	  PTA_MMX = 4,
-	  PTA_PREFETCH_SSE = 8,
-	  PTA_3DNOW = 16,
+	  PTA_SSE3 = 4,
+	  PTA_MMX = 8,
+	  PTA_PREFETCH_SSE = 16,
+	  PTA_3DNOW = 32,
 	  PTA_3DNOW_A = 64,
 	  PTA_64BIT = 128
 	} flags;
@@ -1111,8 +1112,16 @@ override_options (void)
       {"pentiumpro", PROCESSOR_PENTIUMPRO, 0},
       {"pentium2", PROCESSOR_PENTIUMPRO, PTA_MMX},
       {"pentium3", PROCESSOR_PENTIUMPRO, PTA_MMX | PTA_SSE | PTA_PREFETCH_SSE},
-      {"pentium4", PROCESSOR_PENTIUM4, PTA_SSE | PTA_SSE2 |
-				       PTA_MMX | PTA_PREFETCH_SSE},
+      {"pentium3m", PROCESSOR_PENTIUMPRO, PTA_MMX | PTA_SSE | PTA_PREFETCH_SSE},
+      {"pentium-m", PROCESSOR_PENTIUMPRO, PTA_MMX | PTA_SSE | PTA_PREFETCH_SSE | PTA_SSE2},
+      {"pentium4", PROCESSOR_PENTIUM4, PTA_SSE | PTA_SSE2
+				       | PTA_MMX | PTA_PREFETCH_SSE},
+      {"pentium4m", PROCESSOR_PENTIUM4, PTA_SSE | PTA_SSE2
+				        | PTA_MMX | PTA_PREFETCH_SSE},
+      {"prescott", PROCESSOR_PENTIUM4, PTA_SSE | PTA_SSE2 | PTA_SSE3
+				        | PTA_MMX | PTA_PREFETCH_SSE},
+      {"nocona", PROCESSOR_PENTIUM4, PTA_SSE | PTA_SSE2 | PTA_SSE3 | PTA_64BIT
+				     | PTA_MMX | PTA_PREFETCH_SSE},
       {"k6", PROCESSOR_K6, PTA_MMX},
       {"k6-2", PROCESSOR_K6, PTA_MMX | PTA_3DNOW},
       {"k6-3", PROCESSOR_K6, PTA_MMX | PTA_3DNOW},
@@ -1234,6 +1243,9 @@ override_options (void)
 	if (processor_alias_table[i].flags & PTA_SSE2
 	    && !(target_flags_explicit & MASK_SSE2))
 	  target_flags |= MASK_SSE2;
+	if (processor_alias_table[i].flags & PTA_SSE3
+	    && !(target_flags_explicit & MASK_SSE3))
+	  target_flags |= MASK_SSE3;
 	if (processor_alias_table[i].flags & PTA_PREFETCH_SSE)
 	  x86_prefetch_sse = true;
 	if (TARGET_64BIT && !(processor_alias_table[i].flags & PTA_64BIT))

gcc/config/i386/i386.h

@@ -691,11 +691,15 @@ extern int x86_prefetch_sse;
 #define TARGET_CPU_DEFAULT_athlon 11
 #define TARGET_CPU_DEFAULT_athlon_sse 12
 #define TARGET_CPU_DEFAULT_k8 13
+#define TARGET_CPU_DEFAULT_pentium_m 14
+#define TARGET_CPU_DEFAULT_prescott 15
+#define TARGET_CPU_DEFAULT_nocona 15
 
 #define TARGET_CPU_DEFAULT_NAMES {"i386", "i486", "pentium", "pentium-mmx",\
 				  "pentiumpro", "pentium2", "pentium3", \
 				  "pentium4", "k6", "k6-2", "k6-3",\
-				  "athlon", "athlon-4", "k8"}
+				  "athlon", "athlon-4", "k8", \
+				  "pentium-m", "prescott", "nocona"}
 
 #ifndef CC1_SPEC
 #define CC1_SPEC "%(cc1_cpu) "

gcc/doc/invoke.texi

@@ -8105,11 +8105,20 @@ Intel PentiumMMX CPU based on Pentium core with MMX instruction set support.
 Intel PentiumPro CPU.
 @item pentium2
 Intel Pentium2 CPU based on PentiumPro core with MMX instruction set support.
-@item pentium3
+@item pentium3, pentium3m
 Intel Pentium3 CPU based on PentiumPro core with MMX and SSE instruction set
 support.
-@item pentium4
+@item pentium-m
+Low power version of Intel Pentium3 CPU with MMX, SSE and SSE2 instruction set
+support.  Used by Centrino notebooks.
+@item pentium4, pentium4m
 Intel Pentium4 CPU with MMX, SSE and SSE2 instruction set support.
+@item prescott
+Improved version of Intel Pentium4 CPU with MMX, SSE, SSE2 and SSE3 instruction
+set support.
+@item nocona
+Improved version of Intel Pentium4 CPU with 64-bit extensions, MMX, SSE,
+SSE2 and SSE3 instruction set support.
 @item k6
 AMD K6 CPU with MMX instruction set support.
 @item k6-2, k6-3