52 lines
1.2 KiB
Text
52 lines
1.2 KiB
Text
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$NetBSD: patch-ad,v 1.9 2001/09/05 17:13:41 jlam Exp $
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--- pp.c.orig Sat Apr 7 23:09:16 2001
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+++ pp.c Sat Sep 1 03:57:59 2001
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@@ -1900,6 +1900,28 @@
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}
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}
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+/*
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+ * There are strange code-generation bugs caused on sparc64 by gcc-2.95.2.
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+ * These need to be revisited when a newer toolchain becomes available.
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+ */
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+#if defined(__sparc64__) && defined(__GNUC__)
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+#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 96)
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+#undef SPARC64_WORKAROUND
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+#define SPARC64_WORKAROUND 1
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+#endif
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+#endif
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+
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+#if defined(SPARC64_WORKAROUND)
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+double
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+sparc64_workaround_modf(double theVal, double *theIntRes)
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+{
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+ double res, ret;
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+ ret = modf(theVal, &res);
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+ *theIntRes = res;
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+ return ret;
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+}
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+#endif
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+
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PP(pp_int)
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{
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dSP; dTARGET;
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@@ -1913,6 +1935,9 @@
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}
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else {
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if (value >= 0.0) {
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+#if defined(SPARC64_WORKAROUND)
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+ (void)sparc64_workaround_modf(value, &value);
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+#else
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#if defined(HAS_MODFL) || defined(LONG_DOUBLE_EQUALS_DOUBLE)
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(void)Perl_modf(value, &value);
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#else
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@@ -1920,6 +1945,7 @@
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(void)Perl_modf(tmp, &tmp);
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value = (NV)tmp;
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#endif
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+#endif /* SPARC64_WORKAROUND */
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}
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else {
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#if defined(HAS_MODFL) || defined(LONG_DOUBLE_EQUALS_DOUBLE)
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