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

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Side by Side Diff: sysdeps/i386/fpu/e_atanh.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, 2005 Free Software Foundation, Inc.	2 Copyright (C) 1996, 1999, 2005 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 70 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
81 fmul %st(2) // 2\|x\|^2 : 1-\|x\| : 2\|x\| : 0.5*ln2	81 fmul %st(2) // 2\|x\|^2 : 1-\|x\| : 2\|x\| : 0.5*ln2

82 fdivp // (2\|x\|^2)/(1-\|x\|) : 2\|x\| : 0.5*ln2	82 fdivp // (2\|x\|^2)/(1-\|x\|) : 2\|x\| : 0.5*ln2

83 faddp // 2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2	83 faddp // 2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2

84 fcoml MO(limit) // 2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2	84 fcoml MO(limit) // 2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2

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

86 sahf	86 sahf

87 jae 4f	87 jae 4f

88 fyl2xp1 // 0.5ln2ld(1+2\|x\|+(2\|x\|^2)/(1-\|x\|))	88 fyl2xp1 // 0.5ln2ld(1+2\|x\|+(2\|x\|^2)/(1-\|x\|))

89 jecxz 3f	89 jecxz 3f

90 fchs // 0.5ln2ld(1+2x+(2x^2)/(1-x))	90 fchs // 0.5ln2ld(1+2x+(2x^2)/(1-x))

91 3:» ret	91 3:» NACLRET

92	92

93 .align ALIGNARG(4)	93 .align ALIGNARG(4)

94 4: faddl MO(one) // 1+2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2	94 4: faddl MO(one) // 1+2\|x\|+(2\|x\|^2)/(1-\|x\|) : 0.5*ln2

95 fyl2x // 0.5ln2ld(1+2\|x\|+(2\|x\|^2)/(1-\|x\|))	95 fyl2x // 0.5ln2ld(1+2\|x\|+(2\|x\|^2)/(1-\|x\|))

96 jecxz 3f	96 jecxz 3f

97 fchs // 0.5ln2ld(1+2x+(2x^2)/(1-x))	97 fchs // 0.5ln2ld(1+2x+(2x^2)/(1-x))

98 3:» ret	98 3:» NACLRET

99	99

100 .align ALIGNARG(4)	100 .align ALIGNARG(4)

101 2: faddl MO(one) // 1+\|x\| : \|x\| : 0.5*ln2	101 2: faddl MO(one) // 1+\|x\| : \|x\| : 0.5*ln2

102 fxch // \|x\| : 1+\|x\| : 0.5*ln2	102 fxch // \|x\| : 1+\|x\| : 0.5*ln2

103 fsubrl MO(one) // 1-\|x\| : 1+\|x\| : 0.5*ln2	103 fsubrl MO(one) // 1-\|x\| : 1+\|x\| : 0.5*ln2

104 fdivrp // (1+\|x\|)/(1-\|x\|) : 0.5*ln2	104 fdivrp // (1+\|x\|)/(1-\|x\|) : 0.5*ln2

105 fyl2x // 0.5ln2ld((1+\|x\|)/(1-\|x\|))	105 fyl2x // 0.5ln2ld((1+\|x\|)/(1-\|x\|))

106 jecxz 3f	106 jecxz 3f

107 fchs // 0.5ln2ld((1+x)/(1-x))	107 fchs // 0.5ln2ld((1+x)/(1-x))

108 3:» ret	108 3:» NACLRET

109	109

110 // x == NaN or ±Inf	110 // x == NaN or ±Inf

111 5: ja 6f	111 5: ja 6f

112 cmpl $0, 4(%esp)	112 cmpl $0, 4(%esp)

113 je 7b	113 je 7b

114 6: fldl 4(%esp)	114 6: fldl 4(%esp)

115 » ret	115 » NACLRET

116 END(__ieee754_atanh)	116 END(__ieee754_atanh)

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