re PR target/66258 (compiling a stdarg function with arch +nofp generates an ICE)

gcc/
	PR target/66258
	* config/aarch64/aarch64.c (aarch64_function_value_regno_p): Change
	!TARGET_GENERAL_REGS_ONLY to TARGET_FLOAT.
	(aarch64_secondary_reload): Likewise
	(aarch64_expand_builtin_va_start): Change TARGET_GENERAL_REGS_ONLY
	to !TARGET_FLOAT.
	(aarch64_gimplify_va_arg_expr, aarch64_setup_incoming_varargs):
	Likewise.

From-SVN: r224054

gcc/ChangeLog

+2015-06-02  Jim Wilson  <jim.wilson@linaro.org>
+
+	PR target/66258
+	* config/aarch64/aarch64.c (aarch64_function_value_regno_p): Change
+	!TARGET_GENERAL_REGS_ONLY to TARGET_FLOAT.
+	(aarch64_secondary_reload): Likewise
+	(aarch64_expand_builtin_va_start): Change TARGET_GENERAL_REGS_ONLY
+	to !TARGET_FLOAT.
+	(aarch64_gimplify_va_arg_expr, aarch64_setup_incoming_varargs):
+	Likewise.
+
 2015-06-03  Kugan Vivekanandarajah  <kuganv@linaro.org>
 	    Zhenqiang Chen  <zhenqiang.chen@linaro.org>
 

gcc/config/aarch64/aarch64.c

@@ -1666,7 +1666,7 @@ aarch64_function_value_regno_p (const unsigned int regno)
   /* Up to four fp/simd registers can return a function value, e.g. a
      homogeneous floating-point aggregate having four members.  */
   if (regno >= V0_REGNUM && regno < V0_REGNUM + HA_MAX_NUM_FLDS)
-    return !TARGET_GENERAL_REGS_ONLY;
+    return TARGET_FLOAT;
 
   return false;
 }
@@ -4783,7 +4783,7 @@ aarch64_secondary_reload (bool in_p ATTRIBUTE_UNUSED, rtx x,
   /* A TFmode or TImode memory access should be handled via an FP_REGS
      because AArch64 has richer addressing modes for LDR/STR instructions
      than LDP/STP instructions.  */
-  if (!TARGET_GENERAL_REGS_ONLY && rclass == GENERAL_REGS
+  if (TARGET_FLOAT && rclass == GENERAL_REGS
       && GET_MODE_SIZE (mode) == 16 && MEM_P (x))
     return FP_REGS;
 
@@ -7571,7 +7571,7 @@ aarch64_expand_builtin_va_start (tree valist, rtx nextarg ATTRIBUTE_UNUSED)
   vr_save_area_size
     = (NUM_FP_ARG_REGS - cum->aapcs_nvrn) * UNITS_PER_VREG;
 
-  if (TARGET_GENERAL_REGS_ONLY)
+  if (!TARGET_FLOAT)
     {
       if (cum->aapcs_nvrn > 0)
 	sorry ("%qs and floating point or vector arguments",
@@ -7681,7 +7681,7 @@ aarch64_gimplify_va_arg_expr (tree valist, tree type, gimple_seq *pre_p,
 					       &is_ha))
     {
       /* TYPE passed in fp/simd registers.  */
-      if (TARGET_GENERAL_REGS_ONLY)
+      if (!TARGET_FLOAT)
 	sorry ("%qs and floating point or vector arguments",
 	       "-mgeneral-regs-only");
 
@@ -7918,7 +7918,7 @@ aarch64_setup_incoming_varargs (cumulative_args_t cum_v, machine_mode mode,
   gr_saved = NUM_ARG_REGS - local_cum.aapcs_ncrn;
   vr_saved = NUM_FP_ARG_REGS - local_cum.aapcs_nvrn;
 
-  if (TARGET_GENERAL_REGS_ONLY)
+  if (!TARGET_FLOAT)
     {
       if (local_cum.aapcs_nvrn > 0)
 	sorry ("%qs and floating point or vector arguments",