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[MIPS64] libc/libm support

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libc/libm support for MIPS64 targets

Change-Id: I8271941d418612a286be55495f0e95822f90004f
Signed-off-by: Chris Dearman <chris.dearman@imgtec.com>
Signed-off-by: Raghu Gandham <raghu.gandham@imgtec.com>
This commit is contained in:
Chris Dearman
2014-02-05 18:51:43 -08:00
committed by Elliott Hughes
parent 5036935c41
commit 645d0312c2
38 changed files with 3901 additions and 38 deletions
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35
libm/mips/_fpmath.h
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@@ -30,23 +30,49 @@ union IEEEl2bits {
long double e;
struct {
#ifndef __MIPSEB__
#if (_MIPS_SIM == _ABI64) || (_MIPS_SIM == _ABIN32)
unsigned long manl :64;
unsigned long manh :48;
unsigned int exp :15;
unsigned int sign :1;
#else
unsigned int manl :32;
unsigned int manh :20;
unsigned int exp :11;
unsigned int sign :1;
#endif
#else
unsigned int sign :1;
unsigned int exp :11;
unsigned int manh :20;
unsigned int manl :32;
#if (_MIPS_SIM == _ABI64) || (_MIPS_SIM == _ABIN32)
unsigned int sign :1;
unsigned int exp :15;
unsigned long manh :48;
unsigned long manl :64;
#else
unsigned int sign :1;
unsigned int exp :11;
unsigned int manh :20;
unsigned int manl :32;
#endif
#endif
} bits;
};
#define LDBL_NBIT 0
#define mask_nbit_l(u) ((void)0)
#define LDBL_IMPLICIT_NBIT
#if (_MIPS_SIM == _ABI64) || (_MIPS_SIM == _ABIN32)
#define LDBL_MANH_SIZE 48
#define LDBL_MANL_SIZE 64
#define LDBL_TO_ARRAY32(u, a) do { \
(a)[0] = (uint32_t)(u).bits.manl; \
(a)[1] = (uint32_t)((u).bits.manl >> 32); \
(a)[2] = (uint32_t)(u).bits.manh; \
(a)[3] = (uint32_t)((u).bits.manh >> 32); \
} while(0)
#else
#define LDBL_MANH_SIZE 20
#define LDBL_MANL_SIZE 32
@@ -54,3 +80,4 @@ union IEEEl2bits {
(a)[0] = (uint32_t)(u).bits.manl; \
(a)[1] = (uint32_t)(u).bits.manh; \
} while(0)
#endif