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[package] fix libmad compilation on mips with gcc-4.4 (#6159), patch from OE

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git-svn-id: svn://svn.openwrt.org/openwrt/packages@18548 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
florian 2009-11-26 18:31:40 +00:00
parent d8342172e7
commit e6b6b4584b
1 changed files with 70 additions and 0 deletions
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70
libs/libmad/patches/001-mips_removal_h_constraint.patch Normal file
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@ -0,0 +1,70 @@
diff -ur libmad-0.15.1b-orig/fixed.h libmad-0.15.1b/fixed.h
--- libmad-0.15.1b-orig/fixed.h 2004-02-17 12:32:03.000000000 +1030
+++ libmad-0.15.1b/fixed.h 2009-08-05 10:46:30.000000000 +0930
@@ -299,6 +299,23 @@
# elif defined(FPM_MIPS)
+/* Test for gcc >= maj.min, as per __GNUC_PREREQ in glibc */
+#if defined (__GNUC__) && defined (__GNUC_MINOR__)
+#define __GNUC_PREREQ(maj, min) \
+ ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
+#else
+#define __GNUC_PREREQ(maj, min) 0
+#endif
+
+#if __GNUC_PREREQ(4,4)
+ typedef unsigned int u64_di_t __attribute__ ((mode (DI)));
+# define MAD_F_MLX(hi, lo, x, y) \
+ do { \
+ u64_di_t __ll = (u64_di_t) (x) * (y); \
+ hi = __ll >> 32; \
+ lo = __ll; \
+ } while (0)
+#else
/*
* This MIPS version is fast and accurate; the disposition of the least
* significant bit depends on OPT_ACCURACY via mad_f_scale64().
@@ -328,6 +345,7 @@
: "%r" ((x) >> 12), "r" ((y) >> 16))
# define MAD_F_MLZ(hi, lo) ((mad_fixed_t) (lo))
# endif
+#endif /* __GNU_PREREQ(4,4) */
# if defined(OPT_SPEED)
# define mad_f_scale64(hi, lo) \
diff -ur libmad-0.15.1b-orig/mad.h libmad-0.15.1b/mad.h
--- libmad-0.15.1b-orig/mad.h 2004-02-17 13:25:44.000000000 +1030
+++ libmad-0.15.1b/mad.h 2009-08-05 10:42:40.000000000 +0930
@@ -344,6 +344,23 @@
# elif defined(FPM_MIPS)
+/* Test for gcc >= maj.min, as per __GNUC_PREREQ in glibc */
+#if defined (__GNUC__) && defined (__GNUC_MINOR__)
+#define __GNUC_PREREQ(maj, min) \
+ ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
+#else
+#define __GNUC_PREREQ(maj, min) 0
+#endif
+
+#if __GNUC_PREREQ(4,4)
+ typedef unsigned int u64_di_t __attribute__ ((mode (DI)));
+# define MAD_F_MLX(hi, lo, x, y) \
+ do { \
+ u64_di_t __ll = (u64_di_t) (x) * (y); \
+ hi = __ll >> 32; \
+ lo = __ll; \
+ } while (0)
+#else
/*
* This MIPS version is fast and accurate; the disposition of the least
* significant bit depends on OPT_ACCURACY via mad_f_scale64().
@@ -373,6 +390,7 @@
: "%r" ((x) >> 12), "r" ((y) >> 16))
# define MAD_F_MLZ(hi, lo) ((mad_fixed_t) (lo))
# endif
+#endif /* __GNU_PREREQ(4,4) */
# if defined(OPT_SPEED)
# define mad_f_scale64(hi, lo) \