diff options
Diffstat (limited to 'sysdeps/powerpc/fpu/s_float_bitwise.h')
| -rw-r--r-- | sysdeps/powerpc/fpu/s_float_bitwise.h | 56 |
1 files changed, 30 insertions, 26 deletions
diff --git a/sysdeps/powerpc/fpu/s_float_bitwise.h b/sysdeps/powerpc/fpu/s_float_bitwise.h index 8e4adca868..7aae8def91 100644 --- a/sysdeps/powerpc/fpu/s_float_bitwise.h +++ b/sysdeps/powerpc/fpu/s_float_bitwise.h @@ -1,5 +1,5 @@ /* Bitwise manipulation over float. Function prototypes. - Copyright (C) 2011-2013 Free Software Foundation, Inc. + Copyright (C) 2011-2014 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Adhemerval Zanella <azanella@br.ibm.com>, 2011 @@ -23,18 +23,19 @@ #include <math_private.h> /* Returns (int)(num & 0x7FFFFFF0 == value) */ -static inline -int __float_and_test28 (float num, float value) +static inline int +__float_and_test28 (float num, float value) { float ret; #ifdef _ARCH_PWR7 - vector int mask = (vector int) { - 0x7ffffffe, 0x00000000, 0x00000000, 0x0000000 - }; + union { + int i; + float f; + } mask = { .i = 0x7ffffff0 }; __asm__ ( - /* the 'f' constrain is use on mask because we just need + /* the 'f' constraint is used on mask because we just need * to compare floats, not full vector */ - "xxland %x0,%x1,%x2" : "=f" (ret) : "f" (num), "f" (mask) + "xxland %x0,%x1,%x2" : "=f" (ret) : "f" (num), "f" (mask.f) ); #else int32_t inum; @@ -46,16 +47,17 @@ int __float_and_test28 (float num, float value) } /* Returns (int)(num & 0x7FFFFF00 == value) */ -static inline -int __float_and_test24 (float num, float value) +static inline int +__float_and_test24 (float num, float value) { float ret; #ifdef _ARCH_PWR7 - vector int mask = (vector int) { - 0x7fffffe0, 0x00000000, 0x00000000, 0x0000000 - }; + union { + int i; + float f; + } mask = { .i = 0x7fffff00 }; __asm__ ( - "xxland %x0,%x1,%x2" : "=f" (ret) : "f" (num), "f" (mask) + "xxland %x0,%x1,%x2" : "=f" (ret) : "f" (num), "f" (mask.f) ); #else int32_t inum; @@ -67,16 +69,17 @@ int __float_and_test24 (float num, float value) } /* Returns (float)(num & 0x7F800000) */ -static inline -float __float_and8 (float num) +static inline float +__float_and8 (float num) { float ret; #ifdef _ARCH_PWR7 - vector int mask = (vector int) { - 0x7ff00000, 0x00000000, 0x00000000, 0x00000000 - }; + union { + int i; + float f; + } mask = { .i = 0x7f800000 }; __asm__ ( - "xxland %x0,%x1,%x2" : "=f" (ret) : "f" (num), "f" (mask) + "xxland %x0,%x1,%x2" : "=f" (ret) : "f" (num), "f" (mask.f) ); #else int32_t inum; @@ -88,17 +91,18 @@ float __float_and8 (float num) } /* Returns ((int32_t)(num & 0x7F800000) >> 23) */ -static inline -int32_t __float_get_exp (float num) +static inline int32_t +__float_get_exp (float num) { int32_t inum; #ifdef _ARCH_PWR7 float ret; - vector int mask = (vector int) { - 0x7ff00000, 0x00000000, 0x00000000, 0x00000000 - }; + union { + int i; + float f; + } mask = { .i = 0x7f800000 }; __asm__ ( - "xxland %x0,%x1,%x2" : "=f" (ret) : "f" (num), "f" (mask) + "xxland %x0,%x1,%x2" : "=f" (ret) : "f" (num), "f" (mask.f) ); GET_FLOAT_WORD(inum, ret); #else |