[PATCH] Fix MIPS assembly to work with recent GCC

Mark H Weaver <[email protected]> Thu, 07 Nov 2013 01:41:01 -0500

Newsgroups	gmane.comp.audio.mad.devel
Message-ID	<[email protected]>

This patch fixes the MIPS assembly code to work with recent versions of
GCC, where the "=h" constraint is no longer supported.

    Regards,
      Mark


--- libmad/fixed.h.orig	2004-02-16 21:02:03.000000000 -0500
+++ libmad/fixed.h	2011-10-29 18:47:21.000000000 -0400
@@ -304,8 +304,8 @@
  * significant bit depends on OPT_ACCURACY via mad_f_scale64().
  */
 #  define MAD_F_MLX(hi, lo, x, y)  \
-    asm ("mult	%2,%3"  \
-	 : "=l" (lo), "=h" (hi)  \
+    asm ("mult	%2,%3\n\tmfhi  %1"  \
+	 : "=l" (lo), "=r" (hi)  \
 	 : "%r" (x), "r" (y))
 
 # if defined(HAVE_MADD_ASM)