Head

GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	lib/libc/gdtoa/strtorx.c	Lines:	0	31	0.0 %
Date:	2017-11-13	Branches:	0	13	0.0 %


/****************************************************************

The author of this software is David M. Gay.

Copyright (C) 1998, 2000 by Lucent Technologies
All Rights Reserved

Permission to use, copy, modify, and distribute this software and
its documentation for any purpose and without fee is hereby
granted, provided that the above copyright notice appear in all
copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of Lucent or any of its entities
not be used in advertising or publicity pertaining to
distribution of the software without specific, written prior
permission.

LUCENT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
IN NO EVENT SHALL LUCENT OR ANY OF ITS ENTITIES BE LIABLE FOR ANY
SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
THIS SOFTWARE.

****************************************************************/

/* Please send bug reports to David M. Gay (dmg at acm dot org,
 * with " at " changed at "@" and " dot " changed to ".").	*/

#include "gdtoaimp.h"

#undef _0
#undef _1

/* one or the other of IEEE_MC68k or IEEE_8087 should be #defined */

#ifdef IEEE_MC68k
#define _0 0
#define _1 1
#define _2 2
#define _3 3
#define _4 4
#endif
#ifdef IEEE_8087
#define _0 4
#define _1 3
#define _2 2
#define _3 1
#define _4 0
#endif

 void
#ifdef KR_headers
ULtox(L, bits, exp, k) UShort *L; ULong *bits; Long exp; int k;
#else
ULtox(UShort *L, ULong *bits, Long exp, int k)
#endif
{
	switch(k & STRTOG_Retmask) {
	  case STRTOG_NoNumber:
	  case STRTOG_Zero:
		L[0] = L[1] = L[2] = L[3] = L[4] = 0;
		break;

	  case STRTOG_Denormal:
		L[_0] = 0;
		goto normal_bits;

	  case STRTOG_Normal:
	  case STRTOG_NaNbits:
		L[_0] = exp + 0x3fff + 63;
 normal_bits:
		L[_4] = (UShort)bits[0];
		L[_3] = (UShort)(bits[0] >> 16);
		L[_2] = (UShort)bits[1];
		L[_1] = (UShort)(bits[1] >> 16);
		break;

	  case STRTOG_NoMemory:
		errno = ERANGE;
		/* FALLTHROUGH */
	  case STRTOG_Infinite:
		L[_0] = 0x7fff;
		L[_1] = 0x8000;
		L[_2] = L[_3] = L[_4] = 0;
		break;

	  case STRTOG_NaN:
		L[0] = ldus_QNAN0;
		L[1] = ldus_QNAN1;
		L[2] = ldus_QNAN2;
		L[3] = ldus_QNAN3;
		L[4] = ldus_QNAN4;
	  }
	if (k & STRTOG_Neg)
		L[_0] |= 0x8000;
	}

 int
#ifdef KR_headers
strtorx(s, sp, rounding, L) CONST char *s; char **sp; int rounding; void *L;
#else
strtorx(CONST char *s, char **sp, int rounding, void *L)
#endif
{
	static FPI fpi0 = { 64, 1-16383-64+1, 32766 - 16383 - 64 + 1, 1, SI };
	FPI *fpi, fpi1;
	ULong bits[2];
	Long exp;
	int k;

	fpi = &fpi0;
	if (rounding != FPI_Round_near) {
		fpi1 = fpi0;
		fpi1.rounding = rounding;
		fpi = &fpi1;
		}
	k = strtodg(s, sp, fpi, &exp, bits);
	ULtox((UShort*)L, bits, exp, k);
	return k;
	}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/****************************************************************
2
3			The author of this software is David M. Gay.
4
5			Copyright (C) 1998, 2000 by Lucent Technologies
6			All Rights Reserved
7
8			Permission to use, copy, modify, and distribute this software and
9			its documentation for any purpose and without fee is hereby
10			granted, provided that the above copyright notice appear in all
11			copies and that both that the copyright notice and this
12			permission notice and warranty disclaimer appear in supporting
13			documentation, and that the name of Lucent or any of its entities
14			not be used in advertising or publicity pertaining to
15			distribution of the software without specific, written prior
16			permission.
17
18			LUCENT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
19			INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
20			IN NO EVENT SHALL LUCENT OR ANY OF ITS ENTITIES BE LIABLE FOR ANY
21			SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
22			WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
23			IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
24			ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
25			THIS SOFTWARE.
26
27			****************************************************************/
28
29			/* Please send bug reports to David M. Gay (dmg at acm dot org,
30			* with " at " changed at "@" and " dot " changed to "."). */
31
32			#include "gdtoaimp.h"
33
34			#undef _0
35			#undef _1
36
37			/* one or the other of IEEE_MC68k or IEEE_8087 should be #defined */
38
39			#ifdef IEEE_MC68k
40			#define _0 0
41			#define _1 1
42			#define _2 2
43			#define _3 3
44			#define _4 4
45			#endif
46			#ifdef IEEE_8087
47			#define _0 4
48			#define _1 3
49			#define _2 2
50			#define _3 1
51			#define _4 0
52			#endif
53
54			void
55			#ifdef KR_headers
56			ULtox(L, bits, exp, k) UShort L; ULong bits; Long exp; int k;
57			#else
58			ULtox(UShort L, ULong bits, Long exp, int k)
59			#endif
60			{
61			switch(k & STRTOG_Retmask) {
62			case STRTOG_NoNumber:
63			case STRTOG_Zero:
64			L[0] = L[1] = L[2] = L[3] = L[4] = 0;
65			break;
66
67			case STRTOG_Denormal:
68			L[_0] = 0;
69			goto normal_bits;
70
71			case STRTOG_Normal:
72			case STRTOG_NaNbits:
73			L[_0] = exp + 0x3fff + 63;
74			normal_bits:
75			L[_4] = (UShort)bits[0];
76			L[_3] = (UShort)(bits[0] >> 16);
77			L[_2] = (UShort)bits[1];
78			L[_1] = (UShort)(bits[1] >> 16);
79			break;
80
81			case STRTOG_NoMemory:
82			errno = ERANGE;
83			/* FALLTHROUGH */
84			case STRTOG_Infinite:
85			L[_0] = 0x7fff;
86			L[_1] = 0x8000;
87			L[_2] = L[_3] = L[_4] = 0;
88			break;
89
90			case STRTOG_NaN:
91			L[0] = ldus_QNAN0;
92			L[1] = ldus_QNAN1;
93			L[2] = ldus_QNAN2;
94			L[3] = ldus_QNAN3;
95			L[4] = ldus_QNAN4;
96			}
97			if (k & STRTOG_Neg)
98			L[_0] \|= 0x8000;
99			}
100
101			int
102			#ifdef KR_headers
103			strtorx(s, sp, rounding, L) CONST char s; char sp; int rounding; void L;
104			#else
105			strtorx(CONST char s, char sp, int rounding, void L)
106			#endif
107			{
108			static FPI fpi0 = { 64, 1-16383-64+1, 32766 - 16383 - 64 + 1, 1, SI };
109			FPI *fpi, fpi1;
110			ULong bits[2];
111			Long exp;
112			int k;
113
114			fpi = &fpi0;
115			if (rounding != FPI_Round_near) {
116			fpi1 = fpi0;
117			fpi1.rounding = rounding;
118			fpi = &fpi1;
119			}
120			k = strtodg(s, sp, fpi, &exp, bits);
121			ULtox((UShort*)L, bits, exp, k);
122			return k;
123			}