From: Michael Snyder <msnyder@vmware.com>
Date: Sat, 28 Jun 1997 04:07:56 +0000 (+0000)
Subject: Fri Jun 27 21:05:45 1997  Michael Snyder  (msnyder@cleaver.cygnus.com)
X-Git-Tag: gdb-4_18~5287
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=08d8f99560920cb059d1d670649b93d9ab384f0d;p=external%2Fbinutils.git

Fri Jun 27 21:05:45 1997  Michael Snyder  (msnyder@cleaver.cygnus.com)

	* mips-tdep.c (mips_push_arguments): handle alignment of
	integer and struct args on stack for mips64 big-endian.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 0530076..de31698 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+Fri Jun 27 21:05:45 1997  Michael Snyder  (msnyder@cleaver.cygnus.com)
+
+	* mips-tdep.c (mips_push_arguments): handle alignment of
+	integer and struct args on stack for mips64 big-endian.
+
 Fri Jun 27 19:19:12 1997  Michael Snyder  (msnyder@cleaver.cygnus.com)
 
 	* config/mips/tm-mips.h (USE_STRUCT_CONVENTION): MIPS_EABI returns
diff --git a/gdb/mips-tdep.c b/gdb/mips-tdep.c
index 285d379..dfca27a 100644
--- a/gdb/mips-tdep.c
+++ b/gdb/mips-tdep.c
@@ -1276,6 +1276,7 @@ mips_push_arguments(nargs, args, sp, struct_return, struct_addr)
       if (typecode == TYPE_CODE_STRUCT && MIPS_EABI && len > MIPS_REGSIZE)
 	{
 	  store_address (valbuf, MIPS_REGSIZE, VALUE_ADDRESS (arg));
+	  typecode = TYPE_CODE_PTR;
 	  len = MIPS_REGSIZE;
 	  val = valbuf;
 	}
@@ -1369,8 +1370,23 @@ mips_push_arguments(nargs, args, sp, struct_return, struct_addr)
 	      else
 		{
 		  /* Write this portion of the argument to the stack.  */
+		  int longword_offset;
+
 		  partial_len = len;
-		  write_memory (sp + stack_offset, val, partial_len);
+		  longword_offset = 0;
+		  if (TARGET_BYTE_ORDER == BIG_ENDIAN)
+		    if (MIPS_REGSIZE == 8 &&
+			(typecode == TYPE_CODE_INT ||
+			 typecode == TYPE_CODE_PTR ||
+			 typecode == TYPE_CODE_FLT) && len <= 4)
+		      longword_offset = 4;
+		    else if ((typecode == TYPE_CODE_STRUCT ||
+			      typecode == TYPE_CODE_UNION) &&
+			     len < MIPS_REGSIZE)
+		      longword_offset = MIPS_REGSIZE - len;
+
+		  write_memory (sp + stack_offset + longword_offset, 
+				val, partial_len);
 		  stack_offset += ROUND_UP (partial_len, MIPS_REGSIZE);
 		}