re PR target/65837 ([arm-linux-gnueabihf] lto1 target specific builtin not available)

2015-11-16  Christian Bruel  <christian.bruel@st.com>

	PR target/65837
	* config/arm/arm-protos.h (arm_init_neon_builtins): Declare.
	* config/arm/arm.c (arm_valid_target_attribute_tree): Call
	arm_init_neon_builtins.
	* config/arm/arm-builtins.c (arm_init_neon_builtins): Split into...
	(arm_init_neon_builtins_internal)
	(arm_init_crypto_builtins_internal):
	Test and set neon_set_p, neon_crypto_set_p.
	(neon_set_p, neon_crypto_set_p): New static booleans.

From-SVN: r230406

gcc/ChangeLog

 2015-11-16  Christian Bruel  <christian.bruel@st.com>
 
 	PR target/65837
+	* config/arm/arm-protos.h (arm_init_neon_builtins): Declare.
+	* config/arm/arm.c (arm_valid_target_attribute_tree): Call
+	arm_init_neon_builtins.
+	* config/arm/arm-builtins.c (arm_init_neon_builtins): Split into...
+	(arm_init_neon_builtins_internal)
+	(arm_init_crypto_builtins_internal):
+	Test and set neon_set_p, neon_crypto_set_p.
+	(neon_set_p, neon_crypto_set_p): New static booleans.
+
+2015-11-16  Christian Bruel  <christian.bruel@st.com>
+
+	PR target/65837
 	* config/arm/arm.c (arm_fpu_desc): Remove.
 	(all_fpus): Make global.
 	(arm_option_override): Use FPU TARGET accessors.

gcc/config/arm/arm-builtins.c

@@ -893,7 +893,7 @@ arm_init_simd_builtin_scalar_types (void)
 }
 
 static void
-arm_init_neon_builtins (void)
+arm_init_neon_builtins_internal (void)
 {
   unsigned int i, fcode = ARM_BUILTIN_NEON_PATTERN_START;
 
@@ -1014,16 +1014,16 @@ arm_init_neon_builtins (void)
 				     NULL, NULL_TREE);
       arm_builtin_decls[fcode] = fndecl;
     }
+}
 
-  if (TARGET_CRYPTO && TARGET_HARD_FLOAT)
-    {
-      tree V16UQI_type_node = arm_simd_builtin_type (V16QImode,
-						       true,
-						       false);
+static void
+arm_init_crypto_builtins_internal (void)
+{
+  tree V16UQI_type_node
+    = arm_simd_builtin_type (V16QImode, true, false);
 
-      tree V4USI_type_node = arm_simd_builtin_type (V4SImode,
-						      true,
-						      false);
+  tree V4USI_type_node
+    = arm_simd_builtin_type (V4SImode, true, false);
 
   tree v16uqi_ftype_v16uqi
     = build_function_type_list (V16UQI_type_node, V16UQI_type_node,
@@ -1095,6 +1095,24 @@ arm_init_neon_builtins (void)
   #undef FT1
   #undef FT2
   #undef FT3
+}
+
+static bool neon_set_p = false;
+static bool neon_crypto_set_p = false;
+
+void
+arm_init_neon_builtins (void)
+{
+  if (! neon_set_p)
+    {
+      neon_set_p = true;
+      arm_init_neon_builtins_internal ();
+    }
+
+  if (!neon_crypto_set_p && TARGET_CRYPTO && TARGET_HARD_FLOAT)
+    {
+      neon_crypto_set_p = true;
+      arm_init_crypto_builtins_internal ();
     }
 }
 

gcc/config/arm/arm-protos.h

@@ -214,6 +214,7 @@ extern void arm_mark_dllimport (tree);
 extern bool arm_change_mode_p (tree);
 #endif
 
+extern void arm_init_neon_builtins (void);
 extern tree arm_valid_target_attribute_tree (tree, struct gcc_options *,
 					     struct gcc_options *);
 extern void arm_pr_long_calls (struct cpp_reader *);

gcc/config/arm/arm.c

@@ -29846,6 +29846,9 @@ arm_valid_target_attribute_tree (tree args, struct gcc_options *opts,
   /* Do any overrides, such as global options arch=xxx.  */
   arm_option_override_internal (opts, opts_set);
 
+  if (TARGET_NEON)
+    arm_init_neon_builtins ();
+
   return build_target_option_node (opts);
 }