sparc.md: Use define_constants for unspec numbers.

2002-05-10  David S. Miller  <davem@redhat.com>

	* config/sparc/sparc.md: Use define_constants for unspec numbers.

From-SVN: r53364

gcc/ChangeLog

-2002-05-09  David S. Miller  <davem@redhat.com>
+2002-05-10  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.md: Use define_constants for unspec numbers.
 
 	* rtl.h (struct rtx_def): Document unchanging and in_struct flags
 	more accurately.

gcc/config/sparc/sparc.md

@@ -24,34 +24,30 @@
 
 ;;- See file "rtl.def" for documentation on define_insn, match_*, et. al.
 
-;; Uses of UNSPEC and UNSPEC_VOLATILE in this file:
-;;
-;; UNSPEC:		0	movsi_{lo_sum,high}_pic
-;;				pic_lo_sum_di
-;;				pic_sethi_di
-;;			1	update_return
-;;			2	get_pc
-;;			5	movsi_{,lo_sum_,high_}pic_label_ref
-;;			6	seth44
-;;			7	setm44
-;;			8	setl44
-;;			9	sethh
-;;			10	setlm
-;;			11	embmedany_sethi, embmedany_brsum
-;;			13	embmedany_textuhi
-;;			14	embmedany_texthi
-;;			15	embmedany_textulo
-;;			16	embmedany_textlo
-;;			18	sethm
-;;			19	setlo
-;;
-;; UNSPEC_VOLATILE:	0	blockage
-;;			1	flush_register_windows
-;;			2	goto_handler_and_restore
-;;			3	goto_handler_and_restore_v9*
-;;			4	flush
-;;			5	do_builtin_setjmp_setup
-;;
+(define_constants
+  [(UNSPEC_MOVE_PIC		0)
+   (UNSPEC_UPDATE_RETURN	1)
+   (UNSPEC_GET_PC		2)
+   (UNSPEC_MOVE_PIC_LABEL	5)
+   (UNSPEC_SETH44		6)
+   (UNSPEC_SETM44		7)
+   (UNSPEC_SETHH		9)
+   (UNSPEC_SETLM		10)
+   (UNSPEC_EMB_HISUM		11)
+   (UNSPEC_EMB_TEXTUHI		13)
+   (UNSPEC_EMB_TEXTHI		14)
+   (UNSPEC_EMB_TEXTULO		15)
+   (UNSPEC_EMB_SETHM		18)
+  ])
+
+(define_constants
+  [(UNSPECV_BLOCKAGE		0)
+   (UNSPECV_FLUSHW		1)
+   (UNSPECV_GOTO		2)
+   (UNSPECV_GOTO_V9		3)
+   (UNSPECV_FLUSH		4)
+   (UNSPECV_SETJMP		5)
+  ])
 
 ;; The upper 32 fp regs on the v9 can't hold SFmode values.  To deal with this
 ;; a second register class, EXTRA_FP_REGS, exists for the v9 chip.  The name
@@ -1778,7 +1774,7 @@
 (define_insn "get_pc"
   [(clobber (reg:SI 15))
    (set (match_operand 0 "register_operand" "=r")
-	(unspec [(match_operand 1 "" "") (match_operand 2 "" "")] 2))]
+	(unspec [(match_operand 1 "" "") (match_operand 2 "" "")] UNSPEC_GET_PC))]
   "flag_pic && REGNO (operands[0]) == 23"
   "sethi\\t%%hi(%a1-4), %0\\n\\tcall\\t%a2\\n\\tadd\\t%0, %%lo(%a1+4), %0"
   [(set_attr "type" "multi")
@@ -2055,22 +2051,22 @@
 (define_insn "movsi_lo_sum_pic"
   [(set (match_operand:SI 0 "register_operand" "=r")
         (lo_sum:SI (match_operand:SI 1 "register_operand" "r")
-                   (unspec:SI [(match_operand:SI 2 "immediate_operand" "in")] 0)))]
+                   (unspec:SI [(match_operand:SI 2 "immediate_operand" "in")] UNSPEC_MOVE_PIC)))]
   "flag_pic"
   "or\\t%1, %%lo(%a2), %0")
 
 (define_insn "movsi_high_pic"
   [(set (match_operand:SI 0 "register_operand" "=r")
-        (high:SI (unspec:SI [(match_operand 1 "" "")] 0)))]
+        (high:SI (unspec:SI [(match_operand 1 "" "")] UNSPEC_MOVE_PIC)))]
   "flag_pic && check_pic (1)"
   "sethi\\t%%hi(%a1), %0")
 
 (define_expand "movsi_pic_label_ref"
   [(set (match_dup 3) (high:SI
      (unspec:SI [(match_operand:SI 1 "label_ref_operand" "")
-		 (match_dup 2)] 5)))
+		 (match_dup 2)] UNSPEC_MOVE_PIC_LABEL)))
    (set (match_dup 4) (lo_sum:SI (match_dup 3)
-     (unspec:SI [(match_dup 1) (match_dup 2)] 5)))
+     (unspec:SI [(match_dup 1) (match_dup 2)] UNSPEC_MOVE_PIC_LABEL)))
    (set (match_operand:SI 0 "register_operand" "=r")
 	(minus:SI (match_dup 5) (match_dup 4)))]
   "flag_pic"
@@ -2095,7 +2091,7 @@
   [(set (match_operand:SI 0 "register_operand" "=r")
       (high:SI
         (unspec:SI [(match_operand:SI 1 "label_ref_operand" "")
-		    (match_operand:SI 2 "" "")] 5)))]
+		    (match_operand:SI 2 "" "")] UNSPEC_MOVE_PIC_LABEL)))]
   "flag_pic"
   "sethi\\t%%hi(%a2-(%a1-.)), %0")
 
@@ -2103,7 +2099,7 @@
   [(set (match_operand:SI 0 "register_operand" "=r")
       (lo_sum:SI (match_operand:SI 1 "register_operand" "r")
         (unspec:SI [(match_operand:SI 2 "label_ref_operand" "")
-		    (match_operand:SI 3 "" "")] 5)))]
+		    (match_operand:SI 3 "" "")] UNSPEC_MOVE_PIC_LABEL)))]
   "flag_pic"
   "or\\t%1, %%lo(%a3-(%a2-.)), %0")
 
@@ -2308,9 +2304,9 @@
 (define_expand "movdi_pic_label_ref"
   [(set (match_dup 3) (high:DI
      (unspec:DI [(match_operand:DI 1 "label_ref_operand" "")
-                 (match_dup 2)] 5)))
+                 (match_dup 2)] UNSPEC_MOVE_PIC_LABEL)))
    (set (match_dup 4) (lo_sum:DI (match_dup 3)
-     (unspec:DI [(match_dup 1) (match_dup 2)] 5)))
+     (unspec:DI [(match_dup 1) (match_dup 2)] UNSPEC_MOVE_PIC_LABEL)))
    (set (match_operand:DI 0 "register_operand" "=r")
         (minus:DI (match_dup 5) (match_dup 4)))]
   "TARGET_ARCH64 && flag_pic"
@@ -2335,7 +2331,7 @@
   [(set (match_operand:DI 0 "register_operand" "=r")
         (high:DI
           (unspec:DI [(match_operand:DI 1 "label_ref_operand" "")
-                      (match_operand:DI 2 "" "")] 5)))]
+                      (match_operand:DI 2 "" "")] UNSPEC_MOVE_PIC_LABEL)))]
   "TARGET_ARCH64 && flag_pic"
   "sethi\\t%%hi(%a2-(%a1-.)), %0")
 
@@ -2343,7 +2339,7 @@
   [(set (match_operand:DI 0 "register_operand" "=r")
       (lo_sum:DI (match_operand:DI 1 "register_operand" "r")
         (unspec:DI [(match_operand:DI 2 "label_ref_operand" "")
-                    (match_operand:DI 3 "" "")] 5)))]
+                    (match_operand:DI 3 "" "")] UNSPEC_MOVE_PIC_LABEL)))]
   "TARGET_ARCH64 && flag_pic"
   "or\\t%1, %%lo(%a3-(%a2-.)), %0")
 
@@ -2353,13 +2349,13 @@
 (define_insn "movdi_lo_sum_pic"
   [(set (match_operand:DI 0 "register_operand" "=r")
         (lo_sum:DI (match_operand:DI 1 "register_operand" "r")
-                   (unspec:DI [(match_operand:DI 2 "immediate_operand" "in")] 0)))]
+                   (unspec:DI [(match_operand:DI 2 "immediate_operand" "in")] UNSPEC_MOVE_PIC)))]
   "TARGET_ARCH64 && flag_pic"
   "or\\t%1, %%lo(%a2), %0")
 
 (define_insn "movdi_high_pic"
   [(set (match_operand:DI 0 "register_operand" "=r")
-        (high:DI (unspec:DI [(match_operand 1 "" "")] 0)))]
+        (high:DI (unspec:DI [(match_operand 1 "" "")] UNSPEC_MOVE_PIC)))]
   "TARGET_ARCH64 && flag_pic && check_pic (1)"
   "sethi\\t%%hi(%a1), %0")
 
@@ -2384,14 +2380,14 @@
 
 (define_insn "seth44"
   [(set (match_operand:DI 0 "register_operand" "=r")
-        (high:DI (unspec:DI [(match_operand:DI 1 "symbolic_operand" "")] 6)))]
+        (high:DI (unspec:DI [(match_operand:DI 1 "symbolic_operand" "")] UNSPEC_SETH44)))]
   "TARGET_CM_MEDMID"
   "sethi\\t%%h44(%a1), %0")
 
 (define_insn "setm44"
   [(set (match_operand:DI 0 "register_operand" "=r")
         (lo_sum:DI (match_operand:DI 1 "register_operand" "r")
-                   (unspec:DI [(match_operand:DI 2 "symbolic_operand" "")] 7)))]
+                   (unspec:DI [(match_operand:DI 2 "symbolic_operand" "")] UNSPEC_SETM44)))]
   "TARGET_CM_MEDMID"
   "or\\t%1, %%m44(%a2), %0")
 
@@ -2404,20 +2400,20 @@
 
 (define_insn "sethh"
   [(set (match_operand:DI 0 "register_operand" "=r")
-        (high:DI (unspec:DI [(match_operand:DI 1 "symbolic_operand" "")] 9)))]
+        (high:DI (unspec:DI [(match_operand:DI 1 "symbolic_operand" "")] UNSPEC_SETHH)))]
   "TARGET_CM_MEDANY"
   "sethi\\t%%hh(%a1), %0")
 
 (define_insn "setlm"
   [(set (match_operand:DI 0 "register_operand" "=r")
-        (high:DI (unspec:DI [(match_operand:DI 1 "symbolic_operand" "")] 10)))]
+        (high:DI (unspec:DI [(match_operand:DI 1 "symbolic_operand" "")] UNSPEC_SETLM)))]
   "TARGET_CM_MEDANY"
   "sethi\\t%%lm(%a1), %0")
 
 (define_insn "sethm"
   [(set (match_operand:DI 0 "register_operand" "=r")
         (lo_sum:DI (match_operand:DI 1 "register_operand" "r")
-                   (unspec:DI [(match_operand:DI 2 "symbolic_operand" "")] 18)))]
+                   (unspec:DI [(match_operand:DI 2 "symbolic_operand" "")] UNSPEC_EMB_SETHM)))]
   "TARGET_CM_MEDANY"
   "or\\t%1, %%hm(%a2), %0")
 
@@ -2430,7 +2426,7 @@
 
 (define_insn "embmedany_sethi"
   [(set (match_operand:DI 0 "register_operand" "=r")
-        (high:DI (unspec:DI [(match_operand:DI 1 "data_segment_operand" "")] 11)))]
+        (high:DI (unspec:DI [(match_operand:DI 1 "data_segment_operand" "")] UNSPEC_EMB_HISUM)))]
   "TARGET_CM_EMBMEDANY && check_pic (1)"
   "sethi\\t%%hi(%a1), %0")
 
@@ -2443,26 +2439,26 @@
 
 (define_insn "embmedany_brsum"
   [(set (match_operand:DI 0 "register_operand" "=r")
-        (unspec:DI [(match_operand:DI 1 "register_operand" "r")] 11))]
+        (unspec:DI [(match_operand:DI 1 "register_operand" "r")] UNSPEC_EMB_HISUM))]
   "TARGET_CM_EMBMEDANY"
   "add\\t%1, %_, %0")
 
 (define_insn "embmedany_textuhi"
   [(set (match_operand:DI 0 "register_operand" "=r")
-        (high:DI (unspec:DI [(match_operand:DI 1 "text_segment_operand" "")] 13)))]
+        (high:DI (unspec:DI [(match_operand:DI 1 "text_segment_operand" "")] UNSPEC_EMB_TEXTUHI)))]
   "TARGET_CM_EMBMEDANY && check_pic (1)"
   "sethi\\t%%uhi(%a1), %0")
 
 (define_insn "embmedany_texthi"
   [(set (match_operand:DI 0 "register_operand" "=r")
-        (high:DI (unspec:DI [(match_operand:DI 1 "text_segment_operand" "")] 14)))]
+        (high:DI (unspec:DI [(match_operand:DI 1 "text_segment_operand" "")] UNSPEC_EMB_TEXTHI)))]
   "TARGET_CM_EMBMEDANY && check_pic (1)"
   "sethi\\t%%hi(%a1), %0")
 
 (define_insn "embmedany_textulo"
   [(set (match_operand:DI 0 "register_operand" "=r")
         (lo_sum:DI (match_operand:DI 1 "register_operand" "r")
-                   (unspec:DI [(match_operand:DI 2 "text_segment_operand" "")] 15)))]
+                   (unspec:DI [(match_operand:DI 2 "text_segment_operand" "")] UNSPEC_EMB_TEXTULO)))]
   "TARGET_CM_EMBMEDANY"
   "or\\t%1, %%ulo(%a2), %0")
 
@@ -7982,7 +7978,7 @@
 ;; all of memory.  This blocks insns from being moved across this point.
 
 (define_insn "blockage"
-  [(unspec_volatile [(const_int 0)] 0)]
+  [(unspec_volatile [(const_int 0)] UNSPECV_BLOCKAGE)]
   ""
   ""
   [(set_attr "length" "0")])
@@ -8034,7 +8030,7 @@
 
 (define_insn "update_return"
   [(unspec:SI [(match_operand:SI 0 "register_operand" "r")
-	       (match_operand:SI 1 "register_operand" "r")] 1)]
+	       (match_operand:SI 1 "register_operand" "r")] UNSPEC_UPDATE_RETURN)]
   "! TARGET_ARCH64"
   "cmp\\t%1, 0\;be,a\\t.+8\;add\\t%0, 4, %0"
   [(set_attr "type" "multi")
@@ -8127,13 +8123,13 @@
 
 ;; Special trap insn to flush register windows.
 (define_insn "flush_register_windows"
-  [(unspec_volatile [(const_int 0)] 1)]
+  [(unspec_volatile [(const_int 0)] UNSPECV_FLUSHW)]
   ""
   "* return TARGET_V9 ? \"flushw\" : \"ta\\t3\";"
   [(set_attr "type" "misc")])
 
 (define_insn "goto_handler_and_restore"
-  [(unspec_volatile [(match_operand 0 "register_operand" "=r")] 2)]
+  [(unspec_volatile [(match_operand 0 "register_operand" "=r")] UNSPECV_GOTO)]
   "GET_MODE (operands[0]) == Pmode"
   "jmp\\t%0+0\\n\\trestore"
   [(set_attr "type" "multi")
@@ -8142,7 +8138,7 @@
 ;;(define_insn "goto_handler_and_restore_v9"
 ;;  [(unspec_volatile [(match_operand:SI 0 "register_operand" "=r,r")
 ;;		     (match_operand:SI 1 "register_operand" "=r,r")
-;;		     (match_operand:SI 2 "const_int_operand" "I,n")] 3)]
+;;		     (match_operand:SI 2 "const_int_operand" "I,n")] UNSPECV_GOTO_V9)]
 ;;  "TARGET_V9 && ! TARGET_ARCH64"
 ;;  "@
 ;;   return\\t%0+0\\n\\tmov\\t%2, %Y1
@@ -8153,7 +8149,7 @@
 ;;(define_insn "*goto_handler_and_restore_v9_sp64"
 ;;  [(unspec_volatile [(match_operand:DI 0 "register_operand" "=r,r")
 ;;		     (match_operand:DI 1 "register_operand" "=r,r")
-;;		     (match_operand:SI 2 "const_int_operand" "I,n")] 3)]
+;;		     (match_operand:SI 2 "const_int_operand" "I,n")] UNSPECV_GOTO_V9)]
 ;;  "TARGET_V9 && TARGET_ARCH64"
 ;;  "@
 ;;   return\\t%0+0\\n\\tmov\\t%2, %Y1
@@ -8174,7 +8170,7 @@
 }")
 
 (define_insn "do_builtin_setjmp_setup"
-  [(unspec_volatile [(const_int 0)] 5)]
+  [(unspec_volatile [(const_int 0)] UNSPECV_SETJMP)]
   ""
   "*
 {
@@ -8199,7 +8195,7 @@
 				       (const_int 3)))])
 
 (define_split
-  [(unspec_volatile [(const_int 0)] 5)]
+  [(unspec_volatile [(const_int 0)] UNSPECV_SETJMP)]
   "! current_function_calls_alloca || ! TARGET_V9 || TARGET_FLAT"
   [(const_int 0)]
   "
@@ -8246,13 +8242,13 @@
 ; it on SImode mem values.
 
 (define_insn "flush"
-  [(unspec_volatile [(match_operand:SI 0 "memory_operand" "m")] 3)]
+  [(unspec_volatile [(match_operand:SI 0 "memory_operand" "m")] UNSPECV_FLUSH)]
   ""
   "* return TARGET_V9 ? \"flush\\t%f0\" : \"iflush\\t%f0\";"
   [(set_attr "type" "misc")])
 
 (define_insn "flushdi"
-  [(unspec_volatile [(match_operand:DI 0 "memory_operand" "m")] 3)]
+  [(unspec_volatile [(match_operand:DI 0 "memory_operand" "m")] UNSPECV_FLUSH)]
   ""
   "* return TARGET_V9 ? \"flush\\t%f0\" : \"iflush\\t%f0\";"
   [(set_attr "type" "misc")])