sysdeps/i386/fpu/e_atanhl.S - Issue 3539003: Fix up RET instructions in sysdeps/i386/fpu

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Side by Side Diff: sysdeps/i386/fpu/e_atanhl.S

Issue 3539003: Fix up RET instructions in sysdeps/i386/fpu (Closed) Base URL: ssh://gitrw.chromium.org/nacl-glibc

Patch Set: Created 10 years, 2 months ago

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1 /* ix87 specific implementation of arctanh function.	1 /* ix87 specific implementation of arctanh function.

2 Copyright (C) 1996, 1999 Free Software Foundation, Inc.	2 Copyright (C) 1996, 1999 Free Software Foundation, Inc.

3 This file is part of the GNU C Library.	3 This file is part of the GNU C Library.

4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.	4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.

5	5

6 The GNU C Library is free software; you can redistribute it and/or	6 The GNU C Library is free software; you can redistribute it and/or

7 modify it under the terms of the GNU Lesser General Public	7 modify it under the terms of the GNU Lesser General Public

8 License as published by the Free Software Foundation; either	8 License as published by the Free Software Foundation; either

9 version 2.1 of the License, or (at your option) any later version.	9 version 2.1 of the License, or (at your option) any later version.

10	10

(...skipping 73 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
84 fmul %st(2) // 2\|x\|^2 : 1-\|x\| : 2\|x\| : 0.5*ln2	84 fmul %st(2) // 2\|x\|^2 : 1-\|x\| : 2\|x\| : 0.5*ln2

85 fdivp // (2\|x\|^2)/(1-\|x\|) : 2\|x\| : 0.5*ln2	85 fdivp // (2\|x\|^2)/(1-\|x\|) : 2\|x\| : 0.5*ln2

86 faddp // 2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2	86 faddp // 2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2

87 fcoml MO(limit) // 2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2	87 fcoml MO(limit) // 2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2

88 fnstsw // 2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2	88 fnstsw // 2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2

89 sahf	89 sahf

90 jae 4f	90 jae 4f

91 fyl2xp1 // 0.5ln2ld(1+2\|x\|+(2\|x\|^2)/(1-\|x\|))	91 fyl2xp1 // 0.5ln2ld(1+2\|x\|+(2\|x\|^2)/(1-\|x\|))

92 jecxz 3f	92 jecxz 3f

93 fchs // 0.5ln2ld(1+2x+(2x^2)/(1-x))	93 fchs // 0.5ln2ld(1+2x+(2x^2)/(1-x))

94 3:» ret	94 3:» NACLRET

95	95

96 .align ALIGNARG(4)	96 .align ALIGNARG(4)

97 4: faddl MO(one) // 1+2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2	97 4: faddl MO(one) // 1+2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2

98 fyl2x // 0.5ln2ld(1+2\|x\|+(2\|x\|^2)/(1-\|x\|))	98 fyl2x // 0.5ln2ld(1+2\|x\|+(2\|x\|^2)/(1-\|x\|))

99 jecxz 3f	99 jecxz 3f

100 fchs // 0.5ln2ld(1+2x+(2x^2)/(1-x))	100 fchs // 0.5ln2ld(1+2x+(2x^2)/(1-x))

101 3:» ret	101 3:» NACLRET

102	102

103 .align ALIGNARG(4)	103 .align ALIGNARG(4)

104 2: faddl MO(one) // 1+\|x\| : \|x\| : 0.5*ln2	104 2: faddl MO(one) // 1+\|x\| : \|x\| : 0.5*ln2

105 fxch // \|x\| : 1+\|x\| : 0.5*ln2	105 fxch // \|x\| : 1+\|x\| : 0.5*ln2

106 fsubrl MO(one) // 1-\|x\| : 1+\|x\| : 0.5*ln2	106 fsubrl MO(one) // 1-\|x\| : 1+\|x\| : 0.5*ln2

107 fdivrp // (1+\|x\|)/(1-\|x\|) : 0.5*ln2	107 fdivrp // (1+\|x\|)/(1-\|x\|) : 0.5*ln2

108 fyl2x // 0.5ln2ld((1+\|x\|)/(1-\|x\|))	108 fyl2x // 0.5ln2ld((1+\|x\|)/(1-\|x\|))

109 jecxz 3f	109 jecxz 3f

110 fchs // 0.5ln2ld((1+x)/(1-x))	110 fchs // 0.5ln2ld((1+x)/(1-x))

111 3:» ret	111 3:» NACLRET

112	112

113 // x == NaN or ±Inf	113 // x == NaN or ±Inf

114 5: cmpl $0x80000000, 8(%esp)	114 5: cmpl $0x80000000, 8(%esp)

115 ja 6f	115 ja 6f

116 cmpl $0, 4(%esp)	116 cmpl $0, 4(%esp)

117 je 7b	117 je 7b

118 6: fldt 4(%esp)	118 6: fldt 4(%esp)

119 » ret	119 » NACLRET

120 END(__ieee754_atanhl)	120 END(__ieee754_atanhl)

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