43 lines
1.6 KiB
Diff
43 lines
1.6 KiB
Diff
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Index: gnupg-1.4.10/mpi/longlong.h
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===================================================================
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--- gnupg-1.4.10.orig/mpi/longlong.h 2008-12-11 17:39:43.000000000 +0100
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+++ gnupg-1.4.10/mpi/longlong.h 2010-03-27 14:27:53.000000000 +0100
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@@ -706,18 +706,35 @@
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#endif /* __m88110__ */
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#endif /* __m88000__ */
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+/* Test for gcc >= maj.min, as per __GNUC_PREREQ in glibc */
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+#if defined (__GNUC__) && defined (__GNUC_MINOR__)
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+#define __GNUC_PREREQ(maj, min) \
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+ ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
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+#else
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+#define __GNUC_PREREQ(maj, min) 0
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+#endif
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+
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/***************************************
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************** MIPS *****************
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***************************************/
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#if defined (__mips__) && W_TYPE_SIZE == 32
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-#if __GNUC__ > 2 || __GNUC_MINOR__ >= 7
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+#if __GNUC_PREREQ (4,4)
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+#define umul_ppmm(w1, w0, u, v) \
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+ do { \
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+ UDItype __ll = (UDItype)(u) * (v); \
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+ w1 = __ll >> 32; \
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+ w0 = __ll; \
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+ } while (0)
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+#endif
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+#if !defined (umul_ppmm) && __GNUC_PREREQ (2,7)
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#define umul_ppmm(w1, w0, u, v) \
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__asm__ ("multu %2,%3" \
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: "=l" ((USItype)(w0)), \
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"=h" ((USItype)(w1)) \
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: "d" ((USItype)(u)), \
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"d" ((USItype)(v)))
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-#else
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+#endif
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+#if !defined (umul_ppmm)
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#define umul_ppmm(w1, w0, u, v) \
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__asm__ ("multu %2,%3 \n" \
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"mflo %0 \n" \
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