[AArch64] Rename UNSPEC_WHILE* to match instruction mnemonics

The UNSPEC_WHILE*s had an underscore before the condition code,
whereas almost all other SVE unspecs are taken directly from
the mnemonic.

2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>

gcc/
	* config/aarch64/aarch64.md (UNSPEC_WHILE_LE): Rename to...
	(UNSPEC_WHILELE): ...this.
	(UNSPEC_WHILE_LO): Rename to...
	(UNSPEC_WHILELO): ...this.
	(UNSPEC_WHILE_LS): Rename to...
	(UNSPEC_WHILELS): ...this.
	(UNSPEC_WHILE_LT): Rename to...
	(UNSPEC_WHILELT): ...this.
	* config/aarch64/iterators.md (SVE_WHILE): Update accordingly.
	(cmp_op, while_optab_cmp): Likewise.
	* config/aarch64/aarch64.c (aarch64_sve_move_pred_via_while): Likewise.
	* config/aarch64/aarch64-sve-builtins-base.cc (svwhilele): Likewise.
	(svwhilelt): Likewise.

From-SVN: r280053

gcc/ChangeLog

 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 
+	* config/aarch64/aarch64.md (UNSPEC_WHILE_LE): Rename to...
+	(UNSPEC_WHILELE): ...this.
+	(UNSPEC_WHILE_LO): Rename to...
+	(UNSPEC_WHILELO): ...this.
+	(UNSPEC_WHILE_LS): Rename to...
+	(UNSPEC_WHILELS): ...this.
+	(UNSPEC_WHILE_LT): Rename to...
+	(UNSPEC_WHILELT): ...this.
+	* config/aarch64/iterators.md (SVE_WHILE): Update accordingly.
+	(cmp_op, while_optab_cmp): Likewise.
+	* config/aarch64/aarch64.c (aarch64_sve_move_pred_via_while): Likewise.
+	* config/aarch64/aarch64-sve-builtins-base.cc (svwhilele): Likewise.
+	(svwhilelt): Likewise.
+
+2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
+
 	* config/aarch64/aarch64-sve-builtins-shapes.h (unary_count): Delete.
 	(unary_to_uint): Define.
 	* config/aarch64/aarch64-sve-builtins-shapes.cc (unary_count_def)

gcc/config/aarch64/aarch64-sve-builtins-base.cc

@@ -2666,8 +2666,8 @@ FUNCTION (svunpkhi, svunpk_impl, (true))
 FUNCTION (svunpklo, svunpk_impl, (false))
 FUNCTION (svuzp1, svuzp_impl, (0))
 FUNCTION (svuzp2, svuzp_impl, (1))
-FUNCTION (svwhilele, svwhile_impl, (UNSPEC_WHILE_LE, UNSPEC_WHILE_LS, true))
-FUNCTION (svwhilelt, svwhile_impl, (UNSPEC_WHILE_LT, UNSPEC_WHILE_LO, false))
+FUNCTION (svwhilele, svwhile_impl, (UNSPEC_WHILELE, UNSPEC_WHILELS, true))
+FUNCTION (svwhilelt, svwhile_impl, (UNSPEC_WHILELT, UNSPEC_WHILELO, false))
 FUNCTION (svwrffr, svwrffr_impl,)
 FUNCTION (svzip1, svzip_impl, (0))
 FUNCTION (svzip2, svzip_impl, (1))

gcc/config/aarch64/aarch64.c

@@ -4272,7 +4272,7 @@ aarch64_sve_move_pred_via_while (rtx target, machine_mode mode,
 {
   rtx limit = force_reg (DImode, gen_int_mode (vl, DImode));
   target = aarch64_target_reg (target, mode);
-  emit_insn (gen_while (UNSPEC_WHILE_LO, DImode, mode,
+  emit_insn (gen_while (UNSPEC_WHILELO, DImode, mode,
 			target, const0_rtx, limit));
   return target;
 }

gcc/config/aarch64/aarch64.md

@@ -241,10 +241,10 @@
     UNSPEC_UNPACKSLO
     UNSPEC_UNPACKULO
     UNSPEC_PACK
-    UNSPEC_WHILE_LE
-    UNSPEC_WHILE_LO
-    UNSPEC_WHILE_LS
-    UNSPEC_WHILE_LT
+    UNSPEC_WHILELE
+    UNSPEC_WHILELO
+    UNSPEC_WHILELS
+    UNSPEC_WHILELT
     UNSPEC_WHILERW
     UNSPEC_WHILEWR
     UNSPEC_LDN

gcc/config/aarch64/iterators.md

@@ -2082,8 +2082,8 @@
 (define_int_iterator SVE_CFP_TERNARY_LANE [UNSPEC_FCMLA UNSPEC_FCMLA90
 					   UNSPEC_FCMLA180 UNSPEC_FCMLA270])
 
-(define_int_iterator SVE_WHILE [UNSPEC_WHILE_LE UNSPEC_WHILE_LO
-				UNSPEC_WHILE_LS UNSPEC_WHILE_LT])
+(define_int_iterator SVE_WHILE [UNSPEC_WHILELE UNSPEC_WHILELO
+				UNSPEC_WHILELS UNSPEC_WHILELT])
 
 (define_int_iterator SVE2_WHILE_PTR [UNSPEC_WHILERW UNSPEC_WHILEWR])
 
@@ -2486,17 +2486,17 @@
 			 (UNSPEC_COND_FCMLE "le")
 			 (UNSPEC_COND_FCMLT "lt")
 			 (UNSPEC_COND_FCMNE "ne")
-			 (UNSPEC_WHILE_LE "le")
-			 (UNSPEC_WHILE_LO "lo")
-			 (UNSPEC_WHILE_LS "ls")
-			 (UNSPEC_WHILE_LT "lt")
+			 (UNSPEC_WHILELE "le")
+			 (UNSPEC_WHILELO "lo")
+			 (UNSPEC_WHILELS "ls")
+			 (UNSPEC_WHILELT "lt")
 			 (UNSPEC_WHILERW "rw")
 			 (UNSPEC_WHILEWR "wr")])
 
-(define_int_attr while_optab_cmp [(UNSPEC_WHILE_LE "le")
-				  (UNSPEC_WHILE_LO "ult")
-				  (UNSPEC_WHILE_LS "ule")
-				  (UNSPEC_WHILE_LT "lt")])
+(define_int_attr while_optab_cmp [(UNSPEC_WHILELE "le")
+				  (UNSPEC_WHILELO "ult")
+				  (UNSPEC_WHILELS "ule")
+				  (UNSPEC_WHILELT "lt")])
 
 (define_int_attr raw_war [(UNSPEC_WHILERW "raw")
 			  (UNSPEC_WHILEWR "war")])