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-rw-r--r--gcc-4.7/libiberty/copysign.c154
1 files changed, 0 insertions, 154 deletions
diff --git a/gcc-4.7/libiberty/copysign.c b/gcc-4.7/libiberty/copysign.c
deleted file mode 100644
index 6793f22e8..000000000
--- a/gcc-4.7/libiberty/copysign.c
+++ /dev/null
@@ -1,154 +0,0 @@
-#include <ansidecl.h>
-
-#ifdef __IEEE_BIG_ENDIAN
-
-typedef union
-{
- double value;
- struct
- {
- unsigned int sign : 1;
- unsigned int exponent: 11;
- unsigned int fraction0:4;
- unsigned int fraction1:16;
- unsigned int fraction2:16;
- unsigned int fraction3:16;
-
- } number;
- struct
- {
- unsigned int sign : 1;
- unsigned int exponent: 11;
- unsigned int quiet:1;
- unsigned int function0:3;
- unsigned int function1:16;
- unsigned int function2:16;
- unsigned int function3:16;
- } nan;
- struct
- {
- unsigned long msw;
- unsigned long lsw;
- } parts;
- long aslong[2];
-} __ieee_double_shape_type;
-
-#endif
-
-#ifdef __IEEE_LITTLE_ENDIAN
-
-typedef union
-{
- double value;
- struct
- {
-#ifdef __SMALL_BITFIELDS
- unsigned int fraction3:16;
- unsigned int fraction2:16;
- unsigned int fraction1:16;
- unsigned int fraction0: 4;
-#else
- unsigned int fraction1:32;
- unsigned int fraction0:20;
-#endif
- unsigned int exponent :11;
- unsigned int sign : 1;
- } number;
- struct
- {
-#ifdef __SMALL_BITFIELDS
- unsigned int function3:16;
- unsigned int function2:16;
- unsigned int function1:16;
- unsigned int function0:3;
-#else
- unsigned int function1:32;
- unsigned int function0:19;
-#endif
- unsigned int quiet:1;
- unsigned int exponent: 11;
- unsigned int sign : 1;
- } nan;
- struct
- {
- unsigned long lsw;
- unsigned long msw;
- } parts;
-
- long aslong[2];
-
-} __ieee_double_shape_type;
-
-#endif
-
-#ifdef __IEEE_BIG_ENDIAN
-typedef union
-{
- float value;
- struct
- {
- unsigned int sign : 1;
- unsigned int exponent: 8;
- unsigned int fraction0: 7;
- unsigned int fraction1: 16;
- } number;
- struct
- {
- unsigned int sign:1;
- unsigned int exponent:8;
- unsigned int quiet:1;
- unsigned int function0:6;
- unsigned int function1:16;
- } nan;
- long p1;
-
-} __ieee_float_shape_type;
-#endif
-
-#ifdef __IEEE_LITTLE_ENDIAN
-typedef union
-{
- float value;
- struct
- {
- unsigned int fraction0: 7;
- unsigned int fraction1: 16;
- unsigned int exponent: 8;
- unsigned int sign : 1;
- } number;
- struct
- {
- unsigned int function1:16;
- unsigned int function0:6;
- unsigned int quiet:1;
- unsigned int exponent:8;
- unsigned int sign:1;
- } nan;
- long p1;
-
-} __ieee_float_shape_type;
-#endif
-
-#if defined(__IEEE_BIG_ENDIAN) || defined(__IEEE_LITTLE_ENDIAN)
-
-double
-copysign (double x, double y)
-{
- __ieee_double_shape_type a,b;
- b.value = y;
- a.value = x;
- a.number.sign =b.number.sign;
- return a.value;
-}
-
-#else
-
-double
-copysign (double x, double y)
-{
- if ((x < 0 && y > 0) || (x > 0 && y < 0))
- return -x;
- return x;
-}
-
-#endif