diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4d1586dd01a..683d7d5cc0e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -6,6 +6,9 @@ Tue Apr 21 16:36:01 1998  John Carr  <jfc@mit.edu>
 
 Tue Apr 21 12:05:32 1998  Jeffrey A Law  (law@cygnus.com)
 
+	* mips.h (STACK_BOUNDARY): Allow specific targets to override.
+	(MIPS_STACK_ALIGN): Similarly.
+
 	* c-common.c (type_for_mode): Handle TI types.
 	* c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
 	(init_decl_processing): Handle TI types.
diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h
index 8e535616097..57e6f4890d6 100644
--- a/gcc/config/mips/mips.h
+++ b/gcc/config/mips/mips.h
@@ -2238,7 +2238,9 @@ extern struct mips_frame_info current_frame_info;
 #define OUTGOING_REG_PARM_STACK_SPACE
 
 /* Align stack frames on 64 bits (Double Word ).  */
+#ifndef STACK_BOUNDARY
 #define STACK_BOUNDARY 64
+#endif
 
 /* Make sure 4 words are always allocated on the stack.  */
 
@@ -2476,8 +2478,9 @@ typedef struct mips_args {
   || (regno == (GP_REG_FIRST + 31) && regs_ever_live[GP_REG_FIRST + 31]))
 
 /* ALIGN FRAMES on double word boundaries */
-
-#define MIPS_STACK_ALIGN(LOC) (((LOC)+7) & ~7)
+#ifndef MIPS_STACK_ALIGN
+#define MIPS_STACK_ALIGN(LOC) (((LOC) + 7) & ~7)
+#endif
 
 
 /* Output assembler code to FILE to increment profiler label # LABELNO