crtn.asm: Don't use __mips16 to determine the return-address offset.

	* config/mips/crtn.asm: Don't use __mips16 to determine the
	return-address offset.  Define RA to a suitable temporary
	register for the return address.

From-SVN: r55903

gcc/ChangeLog

 2002-07-31  Richard Sandiford  <rsandifo@redhat.com>
 
+	* config/mips/crtn.asm: Don't use __mips16 to determine the
+	return-address offset.  Define RA to a suitable temporary
+	register for the return address.
+
+2002-07-31  Richard Sandiford  <rsandifo@redhat.com>
+
 	* config/mips/mips.md (eh_set_lr_si, eh_set_lr_di): Change
 	constraints to 'd'.
 

gcc/config/mips/crtn.asm

 /* 4 slots for argument spill area.  1 for cpreturn, 1 for stack.
    Return spill offset of 40 and 20.  Aligned to 16 bytes for n32.  */
 
-	.section .init,"ax",@progbits
 #ifdef	__mips16
-/* The mips16 uses $7 for a return address. We use that here too.  */
-	lw	$7,20($sp)
-	addu	$sp,$sp,32
-
-	j	$7
+#define RA $7
 #else
+#define RA $31
+#endif
+
+	.section .init,"ax",@progbits
 #ifdef __mips64
-	ld      $31,40($sp)
+	ld      RA,40($sp)
 	daddu	$sp,$sp,48
 #else
-	lw	$31,20($sp)
+	lw	RA,20($sp)
 	addu	$sp,$sp,32
 #endif
-	j	$31
-
-#endif
+	j	RA
 
 	.section .fini,"ax",@progbits
-#ifdef	__mips16
-/* The mips16 uses $7 for a return address. We use that here too.  */
-	lw	$7,20($sp)
-	addu	$sp,$sp,32
-
-	j	$7
-#else
 #ifdef	__mips64
-	ld	$31,40($sp)
+	ld	RA,40($sp)
 	daddu	$sp,$sp,48
 #else
-	lw	$31,20($sp)
+	lw	RA,20($sp)
 	addu	$sp,$sp,32
 #endif
-	j	$31
-#endif
+	j	RA
+