From 36b7d827dbcae9727c83ca10424d657109caa12b Mon Sep 17 00:00:00 2001
From: Uros Bizjak <ubizjak@gmail.com>
Date: Fri, 24 Jul 2015 21:03:45 +0200
Subject: i386.c (ix86_call_abi_override): Call ix86_function_abi.

	* config/i386/i386.c (ix86_call_abi_override): Call ix86_function_abi.
	(ix86_function_abi): Cleanup.

From-SVN: r226187
---
 gcc/config/i386/i386.c | 89 +++++++++++++++++++++-----------------------------
 1 file changed, 38 insertions(+), 51 deletions(-)

(limited to 'gcc/config')

diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index d6b4508..468cb19 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -6316,43 +6316,51 @@ ix86_reg_parm_stack_space (const_tree fndecl)
   return 0;
 }
 
-/* Returns value SYSV_ABI, MS_ABI dependent on fntype, specifying the
-   call abi used.  */
+/* We add this as a workaround in order to use libc_has_function
+   hook in i386.md.  */
+bool
+ix86_libc_has_function (enum function_class fn_class)
+{
+  return targetm.libc_has_function (fn_class);
+}
+
+/* Returns value SYSV_ABI, MS_ABI dependent on fntype,
+   specifying the call abi used.  */
 enum calling_abi
 ix86_function_type_abi (const_tree fntype)
 {
-  if (fntype != NULL_TREE && TYPE_ATTRIBUTES (fntype) != NULL_TREE)
+  enum calling_abi abi = ix86_abi;
+
+  if (fntype == NULL_TREE || TYPE_ATTRIBUTES (fntype) == NULL_TREE)
+    return abi;
+
+  if (abi == SYSV_ABI
+      && lookup_attribute ("ms_abi", TYPE_ATTRIBUTES (fntype)))
     {
-      enum calling_abi abi = ix86_abi;
-      if (abi == SYSV_ABI)
-	{
-	  if (lookup_attribute ("ms_abi", TYPE_ATTRIBUTES (fntype)))
-	    {
-	      if (TARGET_X32)
-		{
-		  static bool warned = false;
-		  if (!warned)
-		    {
-		      error ("X32 does not support ms_abi attribute");
-		      warned = true;
-		    }
-		}
-	      abi = MS_ABI;
-	    }
-	}
-      else if (lookup_attribute ("sysv_abi", TYPE_ATTRIBUTES (fntype)))
-	abi = SYSV_ABI;
-      return abi;
+      if (TARGET_X32)
+	error ("X32 does not support ms_abi attribute");
+
+      abi = MS_ABI;
     }
-  return ix86_abi;
+  else if (abi == MS_ABI
+	   && lookup_attribute ("sysv_abi", TYPE_ATTRIBUTES (fntype)))
+    abi = SYSV_ABI;
+
+  return abi;
 }
 
-/* We add this as a workaround in order to use libc_has_function
-   hook in i386.md.  */
-bool
-ix86_libc_has_function (enum function_class fn_class)
+static enum calling_abi
+ix86_function_abi (const_tree fndecl)
 {
-  return targetm.libc_has_function (fn_class);
+  return fndecl ? ix86_function_type_abi (TREE_TYPE (fndecl)) : ix86_abi;
+}
+
+/* Returns value SYSV_ABI, MS_ABI dependent on cfun,
+   specifying the call abi used.  */
+enum calling_abi
+ix86_cfun_abi (void)
+{
+  return cfun ? cfun->machine->call_abi : ix86_abi;
 }
 
 static bool
@@ -6369,24 +6377,6 @@ ix86_function_ms_hook_prologue (const_tree fn)
   return false;
 }
 
-static enum calling_abi
-ix86_function_abi (const_tree fndecl)
-{
-  if (! fndecl)
-    return ix86_abi;
-  return ix86_function_type_abi (TREE_TYPE (fndecl));
-}
-
-/* Returns value SYSV_ABI, MS_ABI dependent on cfun, specifying the
-   call abi used.  */
-enum calling_abi
-ix86_cfun_abi (void)
-{
-  if (! cfun)
-    return ix86_abi;
-  return cfun->machine->call_abi;
-}
-
 /* Write the extra assembler code needed to declare a function properly.  */
 
 void
@@ -6439,10 +6429,7 @@ extern void init_regs (void);
 void
 ix86_call_abi_override (const_tree fndecl)
 {
-  if (fndecl == NULL_TREE)
-    cfun->machine->call_abi = ix86_abi;
-  else
-    cfun->machine->call_abi = ix86_function_type_abi (TREE_TYPE (fndecl));
+  cfun->machine->call_abi = ix86_function_abi (fndecl);
 }
 
 /* 64-bit MS and SYSV ABI have different set of call used registers.  Avoid
-- 
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