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From 0244066d28838d8e7cb5680253186e036abe87f5 Mon Sep 17 00:00:00 2001
From: Zhang Le <r0bertz@gentoo.org>
Date: Sun, 13 Jun 2010 21:37:39 +0800
Subject: [PATCH] define layout for HAVE_LDOUBLE_IEEE_QUAD_LE
Signed-off-by: Zhang Le <r0bertz@gentoo.org>
---
numpy/core/src/npymath/npy_math_private.h | 35 +++++++++++++++++++++++++++++
1 files changed, 35 insertions(+), 0 deletions(-)
diff --git a/numpy/core/src/npymath/npy_math_private.h b/numpy/core/src/npymath/npy_math_private.h
index 5a63872..b56f916 100644
--- a/numpy/core/src/npymath/npy_math_private.h
+++ b/numpy/core/src/npymath/npy_math_private.h
@@ -361,6 +361,41 @@ do { \
typedef npy_uint64 ldouble_man_t;
typedef npy_uint64 ldouble_exp_t;
typedef npy_uint32 ldouble_sign_t;
+#elif defined(HAVE_LDOUBLE_IEEE_QUAD_LE)
+ /*
+ * IEEE quad precision, Big Endian. Bit representation is
+ * | s |eeeeeeeeeee|mmmmmmmm................mmmmmmm|
+ * |1 bit| 15 bits | 112 bits |
+ * | a[1] | a[0] |
+ */
+ typedef npy_uint64 IEEEl2bitsrep_part;
+
+ union IEEEl2bitsrep {
+ npy_longdouble e;
+ IEEEl2bitsrep_part a[2];
+ };
+
+ #define LDBL_MANL_INDEX 0
+ #define LDBL_MANL_MASK 0xFFFFFFFFFFFFFFFF
+ #define LDBL_MANL_SHIFT 0
+
+ #define LDBL_MANH_INDEX 1
+ #define LDBL_MANH_MASK 0x0000FFFFFFFFFFFF
+ #define LDBL_MANH_SHIFT 0
+
+ #define LDBL_EXP_INDEX 1
+ #define LDBL_EXP_MASK 0x7FFF000000000000
+ #define LDBL_EXP_SHIFT 48
+
+ #define LDBL_SIGN_INDEX 1
+ #define LDBL_SIGN_MASK 0x8000000000000000
+ #define LDBL_SIGN_SHIFT 63
+
+ #define LDBL_NBIT 0
+
+ typedef npy_uint64 ldouble_man_t;
+ typedef npy_uint64 ldouble_exp_t;
+ typedef npy_uint32 ldouble_sign_t;
#endif
/* Get the sign bit of x. x should be of type IEEEl2bitsrep */
--
1.7.1
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