0,0 → 1,113 |
#define _FP_W_TYPE_SIZE 32 |
#define _FP_W_TYPE unsigned int |
#define _FP_WS_TYPE signed int |
#define _FP_I_TYPE int |
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#define __FP_FRAC_ADD_4(r3,r2,r1,r0,x3,x2,x1,x0,y3,y2,y1,y0) \ |
__asm__ ("add{l} {%11,%3|%3,%11}\n\t" \ |
"adc{l} {%9,%2|%2,%9}\n\t" \ |
"adc{l} {%7,%1|%1,%7}\n\t" \ |
"adc{l} {%5,%0|%0,%5}" \ |
: "=r" ((USItype) (r3)), \ |
"=&r" ((USItype) (r2)), \ |
"=&r" ((USItype) (r1)), \ |
"=&r" ((USItype) (r0)) \ |
: "%0" ((USItype) (x3)), \ |
"g" ((USItype) (y3)), \ |
"%1" ((USItype) (x2)), \ |
"g" ((USItype) (y2)), \ |
"%2" ((USItype) (x1)), \ |
"g" ((USItype) (y1)), \ |
"%3" ((USItype) (x0)), \ |
"g" ((USItype) (y0))) |
#define __FP_FRAC_ADD_3(r2,r1,r0,x2,x1,x0,y2,y1,y0) \ |
__asm__ ("add{l} {%8,%2|%2,%8}\n\t" \ |
"adc{l} {%6,%1|%1,%6}\n\t" \ |
"adc{l} {%4,%0|%0,%4}" \ |
: "=r" ((USItype) (r2)), \ |
"=&r" ((USItype) (r1)), \ |
"=&r" ((USItype) (r0)) \ |
: "%0" ((USItype) (x2)), \ |
"g" ((USItype) (y2)), \ |
"%1" ((USItype) (x1)), \ |
"g" ((USItype) (y1)), \ |
"%2" ((USItype) (x0)), \ |
"g" ((USItype) (y0))) |
#define __FP_FRAC_SUB_4(r3,r2,r1,r0,x3,x2,x1,x0,y3,y2,y1,y0) \ |
__asm__ ("sub{l} {%11,%3|%3,%11}\n\t" \ |
"sbb{l} {%9,%2|%2,%9}\n\t" \ |
"sbb{l} {%7,%1|%1,%7}\n\t" \ |
"sbb{l} {%5,%0|%0,%5}" \ |
: "=r" ((USItype) (r3)), \ |
"=&r" ((USItype) (r2)), \ |
"=&r" ((USItype) (r1)), \ |
"=&r" ((USItype) (r0)) \ |
: "0" ((USItype) (x3)), \ |
"g" ((USItype) (y3)), \ |
"1" ((USItype) (x2)), \ |
"g" ((USItype) (y2)), \ |
"2" ((USItype) (x1)), \ |
"g" ((USItype) (y1)), \ |
"3" ((USItype) (x0)), \ |
"g" ((USItype) (y0))) |
#define __FP_FRAC_SUB_3(r2,r1,r0,x2,x1,x0,y2,y1,y0) \ |
__asm__ ("sub{l} {%8,%2|%2,%8}\n\t" \ |
"sbb{l} {%6,%1|%1,%6}\n\t" \ |
"sbb{l} {%4,%0|%0,%4}" \ |
: "=r" ((USItype) (r2)), \ |
"=&r" ((USItype) (r1)), \ |
"=&r" ((USItype) (r0)) \ |
: "0" ((USItype) (x2)), \ |
"g" ((USItype) (y2)), \ |
"1" ((USItype) (x1)), \ |
"g" ((USItype) (y1)), \ |
"2" ((USItype) (x0)), \ |
"g" ((USItype) (y0))) |
#define __FP_FRAC_ADDI_4(x3,x2,x1,x0,i) \ |
__asm__ ("add{l} {%4,%3|%3,%4}\n\t" \ |
"adc{l} {$0,%2|%2,0}\n\t" \ |
"adc{l} {$0,%1|%1,0}\n\t" \ |
"adc{l} {$0,%0|%0,0}" \ |
: "+r" ((USItype) (x3)), \ |
"+&r" ((USItype) (x2)), \ |
"+&r" ((USItype) (x1)), \ |
"+&r" ((USItype) (x0)) \ |
: "g" ((USItype) (i))) |
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#define _FP_MUL_MEAT_S(R,X,Y) \ |
_FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) |
#define _FP_MUL_MEAT_D(R,X,Y) \ |
_FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) |
#define _FP_MUL_MEAT_Q(R,X,Y) \ |
_FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) |
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#define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_loop(S,R,X,Y) |
#define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) |
#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) |
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#define _FP_NANFRAC_S _FP_QNANBIT_S |
#define _FP_NANFRAC_D _FP_QNANBIT_D, 0 |
/* Even if XFmode is 12byte, we have to pad it to |
16byte since soft-fp emulation is done in 16byte. */ |
#define _FP_NANFRAC_E _FP_QNANBIT_E, 0, 0, 0 |
#define _FP_NANFRAC_Q _FP_QNANBIT_Q, 0, 0, 0 |
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#ifndef _SOFT_FLOAT |
#define FP_EX_SHIFT 0 |
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#define _FP_DECL_EX \ |
unsigned short _fcw __attribute__ ((unused)) = FP_RND_NEAREST; |
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#define FP_RND_NEAREST 0 |
#define FP_RND_ZERO 0xc00 |
#define FP_RND_PINF 0x800 |
#define FP_RND_MINF 0x400 |
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#define FP_RND_MASK 0xc00 |
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#define FP_INIT_ROUNDMODE \ |
do { \ |
__asm__ __volatile__ ("fnstcw\t%0" : "=m" (_fcw)); \ |
} while (0) |
#endif |