Changeset b5440cf in mainline for softfloat/include/softfloat.h
- Timestamp:
- 2005-12-19T09:47:27Z (19 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- 7e557805
- Parents:
- 36aee474
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
softfloat/include/softfloat.h
r36aee474 rb5440cf 29 29 #ifndef __SOFTFLOAT_H__ 30 30 #define __SOFTFLOAT_H__ 31 32 33 typedef union {34 float f;35 struct {36 #ifdef __BIG_ENDIAN__37 __u32 sign:1;38 __u32 exp:8;39 __u32 mantisa:23;40 #elif defined __LITTLE_ENDIAN__41 __u32 mantisa:23;42 __u32 exp:8;43 __u32 sign:1;44 #else45 #error "Unknown endians."46 #endif47 } parts __attribute__ ((packed));48 } float32;49 50 typedef union {51 double d;52 struct {53 #ifdef __BIG_ENDIAN__54 __u64 sign:1;55 __u64 exp:11;56 __u64 mantisa:52;57 #elif defined __LITTLE_ENDIAN__58 __u64 mantisa:52;59 __u64 exp:11;60 __u64 sign:1;61 #else62 #error "Unknown endians."63 #endif64 } parts __attribute__ ((packed));65 } float64;66 67 #define FLOAT32_MAX 0x7f80000068 #define FLOAT32_MIN 0xff80000069 #define FLOAT64_MAX70 #define FLOAT64_MIN71 72 #define FLOAT32_BIAS 0xF773 #define FLOAT64_BIAS 0x3FF74 #define FLOAT80_BIAS 0x3FFF75 76 77 31 78 32 float __addsf3(float a, float b);
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