2008-07-30 H.J. Lu <hongjiu.lu@intel.com>

	* builtins.c (std_gimplify_va_arg_expr): Replace
	PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
	* config/i386/i386.c (ix86_gimplify_va_arg): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138340 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index bc455ab..d7094e2 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2008-07-30  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * builtins.c (std_gimplify_va_arg_expr): Replace
+       PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
+       * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
+
 2008-07-30  Joey Ye  <joey.ye@intel.com>
            H.J. Lu  <hongjiu.lu@intel.com>
 

diff --git a/gcc/builtins.c b/gcc/builtins.c
index 9a9c6a3..ca55191 100644 (file)
--- a/gcc/builtins.c
+++ b/gcc/builtins.c
@@ -4798,11 +4798,11 @@ std_gimplify_va_arg_expr (tree valist, tree type, gimple_seq *pre_p,
   boundary = FUNCTION_ARG_BOUNDARY (TYPE_MODE (type), type);
 
   /* When we align parameter on stack for caller, if the parameter
-     alignment is beyond PREFERRED_STACK_BOUNDARY, it will be
-     aligned at PREFERRED_STACK_BOUNDARY.  We will match callee
+     alignment is beyond MAX_SUPPORTED_STACK_ALIGNMENT, it will be
+     aligned at MAX_SUPPORTED_STACK_ALIGNMENT.  We will match callee
      here with caller.  */
-  if (boundary > PREFERRED_STACK_BOUNDARY)
-    boundary = PREFERRED_STACK_BOUNDARY;
+  if (boundary > MAX_SUPPORTED_STACK_ALIGNMENT)
+    boundary = MAX_SUPPORTED_STACK_ALIGNMENT;
 
   boundary /= BITS_PER_UNIT;
 

diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index c9cbe69..46505cc 100644 (file)
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -6585,12 +6585,12 @@ ix86_gimplify_va_arg (tree valist, tree type, gimple_seq *pre_p,
   /* ... otherwise out of the overflow area.  */
 
   /* When we align parameter on stack for caller, if the parameter
-     alignment is beyond PREFERRED_STACK_BOUNDARY, it will be
-     aligned at PREFERRED_STACK_BOUNDARY.  We will match callee
+     alignment is beyond MAX_SUPPORTED_STACK_ALIGNMENT, it will be
+     aligned at MAX_SUPPORTED_STACK_ALIGNMENT.  We will match callee
      here with caller.  */
   arg_boundary = FUNCTION_ARG_BOUNDARY (VOIDmode, type);
-  if ((unsigned int) arg_boundary > PREFERRED_STACK_BOUNDARY)
-     arg_boundary = PREFERRED_STACK_BOUNDARY;
+  if ((unsigned int) arg_boundary > MAX_SUPPORTED_STACK_ALIGNMENT)
+    arg_boundary = MAX_SUPPORTED_STACK_ALIGNMENT;
 
   /* Care for on-stack alignment if needed.  */
   if (arg_boundary <= 64