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Current Path: /opt/golang/1.22.0/src/math

📁 ..
📄 abs.go(366 B)
📄 acos_s390x.s(3.73 KB)
📄 acosh.go(1.71 KB)
📄 acosh_s390x.s(4.32 KB)
📄 all_test.go(86.77 KB)
📄 arith_s390x.go(3.73 KB)
📄 arith_s390x_test.go(10.78 KB)
📄 asin.go(1.09 KB)
📄 asin_s390x.s(4.16 KB)
📄 asinh.go(1.92 KB)
📄 asinh_s390x.s(5.74 KB)
📄 atan.go(3.03 KB)
📄 atan2.go(1.52 KB)
📄 atan2_s390x.s(6.93 KB)
📄 atan_s390x.s(3.69 KB)
📄 atanh.go(1.99 KB)
📄 atanh_s390x.s(5.06 KB)
📁 big
📁 bits
📄 bits.go(1.87 KB)
📄 cbrt.go(2.31 KB)
📄 cbrt_s390x.s(4.89 KB)
📁 cmplx
📄 const.go(2.76 KB)
📄 const_test.go(1.29 KB)
📄 copysign.go(396 B)
📄 cosh_s390x.s(5.59 KB)
📄 dim.go(1.87 KB)
📄 dim_amd64.s(1.92 KB)
📄 dim_arm64.s(963 B)
📄 dim_asm.go(344 B)
📄 dim_noasm.go(410 B)
📄 dim_riscv64.s(1.16 KB)
📄 dim_s390x.s(1.97 KB)
📄 erf.go(11.51 KB)
📄 erf_s390x.s(8.5 KB)
📄 erfc_s390x.s(14.4 KB)
📄 erfinv.go(3.37 KB)
📄 example_test.go(3.75 KB)
📄 exp.go(5.38 KB)
📄 exp2_asm.go(252 B)
📄 exp2_noasm.go(284 B)
📄 exp_amd64.go(261 B)
📄 exp_amd64.s(4.24 KB)
📄 exp_arm64.s(5.36 KB)
📄 exp_asm.go(268 B)
📄 exp_noasm.go(302 B)
📄 exp_s390x.s(4.65 KB)
📄 expm1.go(7.91 KB)
📄 expm1_s390x.s(5.29 KB)
📄 export_s390x_test.go(732 B)
📄 export_test.go(357 B)
📄 floor.go(3.29 KB)
📄 floor_386.s(1.47 KB)
📄 floor_amd64.s(2 KB)
📄 floor_arm64.s(573 B)
📄 floor_asm.go(431 B)
📄 floor_noasm.go(531 B)
📄 floor_ppc64x.s(499 B)
📄 floor_s390x.s(579 B)
📄 floor_wasm.s(459 B)
📄 fma.go(4.61 KB)
📄 frexp.go(929 B)
📄 gamma.go(5.53 KB)
📄 huge_test.go(2.91 KB)
📄 hypot.go(850 B)
📄 hypot_386.s(1.81 KB)
📄 hypot_amd64.s(1.05 KB)
📄 hypot_asm.go(264 B)
📄 hypot_noasm.go(297 B)
📄 j0.go(13.6 KB)
📄 j1.go(13.3 KB)
📄 jn.go(7.18 KB)
📄 ldexp.go(1.05 KB)
📄 lgamma.go(11.03 KB)
📄 log.go(3.86 KB)
📄 log10.go(873 B)
📄 log10_s390x.s(4.73 KB)
📄 log1p.go(6.34 KB)
📄 log1p_s390x.s(5.15 KB)
📄 log_amd64.s(3.66 KB)
📄 log_asm.go(259 B)
📄 log_s390x.s(4.31 KB)
📄 log_stub.go(292 B)
📄 logb.go(1021 B)
📄 mod.go(903 B)
📄 modf.go(913 B)
📄 modf_arm64.s(447 B)
📄 modf_asm.go(292 B)
📄 modf_noasm.go(326 B)
📄 modf_ppc64x.s(416 B)
📄 nextafter.go(1.21 KB)
📄 pow.go(3.65 KB)
📄 pow10.go(1.24 KB)
📄 pow_s390x.s(16.27 KB)
📁 rand
📄 remainder.go(2.04 KB)
📄 signbit.go(302 B)
📄 sin.go(6.35 KB)
📄 sin_s390x.s(8.57 KB)
📄 sincos.go(1.76 KB)
📄 sinh.go(1.69 KB)
📄 sinh_s390x.s(5.98 KB)
📄 sqrt.go(4.75 KB)
📄 stubs.go(2.57 KB)
📄 stubs_s390x.s(12.38 KB)
📄 tan.go(3.68 KB)
📄 tan_s390x.s(2.72 KB)
📄 tanh.go(2.66 KB)
📄 tanh_s390x.s(4.57 KB)
📄 trig_reduce.go(3.34 KB)
📄 unsafe.go(1.27 KB)

Editing: sinh_s390x.s

// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

#include "textflag.h"

// Constants
DATA sinhrodataL21<>+0(SB)/8, $0.231904681384629956E-16
DATA sinhrodataL21<>+8(SB)/8, $0.693147180559945286E+00
DATA sinhrodataL21<>+16(SB)/8, $704.E0
GLOBL sinhrodataL21<>+0(SB), RODATA, $24
DATA sinhrlog2<>+0(SB)/8, $0x3ff7154760000000
GLOBL sinhrlog2<>+0(SB), RODATA, $8
DATA sinhxinf<>+0(SB)/8, $0x7ff0000000000000
GLOBL sinhxinf<>+0(SB), RODATA, $8
DATA sinhxinit<>+0(SB)/8, $0x3ffb504f333f9de6
GLOBL sinhxinit<>+0(SB), RODATA, $8
DATA sinhxlim1<>+0(SB)/8, $800.E0
GLOBL sinhxlim1<>+0(SB), RODATA, $8
DATA sinhxadd<>+0(SB)/8, $0xc3200001610007fb
GLOBL sinhxadd<>+0(SB), RODATA, $8
DATA sinhx4ff<>+0(SB)/8, $0x4ff0000000000000
GLOBL sinhx4ff<>+0(SB), RODATA, $8

// Minimax polynomial approximations
DATA sinhe0<>+0(SB)/8, $0.11715728752538099300E+01
GLOBL sinhe0<>+0(SB), RODATA, $8
DATA sinhe1<>+0(SB)/8, $0.11715728752538099300E+01
GLOBL sinhe1<>+0(SB), RODATA, $8
DATA sinhe2<>+0(SB)/8, $0.58578643762688526692E+00
GLOBL sinhe2<>+0(SB), RODATA, $8
DATA sinhe3<>+0(SB)/8, $0.19526214587563004497E+00
GLOBL sinhe3<>+0(SB), RODATA, $8
DATA sinhe4<>+0(SB)/8, $0.48815536475176217404E-01
GLOBL sinhe4<>+0(SB), RODATA, $8
DATA sinhe5<>+0(SB)/8, $0.97631072948627397816E-02
GLOBL sinhe5<>+0(SB), RODATA, $8
DATA sinhe6<>+0(SB)/8, $0.16271839297756073153E-02
GLOBL sinhe6<>+0(SB), RODATA, $8
DATA sinhe7<>+0(SB)/8, $0.23245485387271142509E-03
GLOBL sinhe7<>+0(SB), RODATA, $8
DATA sinhe8<>+0(SB)/8, $0.29080955860869629131E-04
GLOBL sinhe8<>+0(SB), RODATA, $8
DATA sinhe9<>+0(SB)/8, $0.32311267157667725278E-05
GLOBL sinhe9<>+0(SB), RODATA, $8

// Sinh returns the hyperbolic sine of the argument.
//
// Special cases are:
//      Sinh(±0) = ±0
//      Sinh(±Inf) = ±Inf
//      Sinh(NaN) = NaN
// The algorithm used is minimax polynomial approximation
// with coefficients determined with a Remez exchange algorithm.

TEXT ·sinhAsm(SB),NOSPLIT,$0-16
	FMOVD   x+0(FP), F0
	//special case Sinh(±0) = ±0
	FMOVD   $(0.0), F1
	FCMPU   F0, F1
	BEQ     sinhIsZero
	//special case Sinh(±Inf) = ±Inf
	FMOVD   $1.797693134862315708145274237317043567981e+308, F1
	FCMPU   F1, F0
	BLEU    sinhIsInf
	FMOVD   $-1.797693134862315708145274237317043567981e+308, F1
	FCMPU   F1, F0
	BGT             sinhIsInf

MOVD    $sinhrodataL21<>+0(SB), R5
	LTDBR	F0, F0
	MOVD    sinhxinit<>+0(SB), R1
	FMOVD   F0, F4
	MOVD    R1, R3
	BLTU    L19
	FMOVD   F0, F2
L2:
	WORD    $0xED205010     //cdb %f2,.L22-.L21(%r5)
	BYTE    $0x00
	BYTE    $0x19
	BGE     L15     //jnl   .L15
	BVS     L15
	WFCEDBS V2, V2, V0
	BEQ     L20
L12:
	FMOVD   F4, F0
	FMOVD   F0, ret+8(FP)
	RET

L15:
	WFCEDBS V2, V2, V0
	BVS     L12
	MOVD    $sinhxlim1<>+0(SB), R2
	FMOVD   0(R2), F0
	WFCHDBS V0, V2, V0
	BEQ     L6
	WFCHEDBS        V4, V2, V6
	MOVD    $sinhxinf<>+0(SB), R1
	FMOVD   0(R1), F0
	BNE     LEXITTAGsinh
	WFCHDBS V2, V4, V2
	BNE     L16
	FNEG    F0, F0
	FMOVD   F0, ret+8(FP)
	RET

L19:
	FNEG    F0, F2
	BR      L2
L6:
	MOVD    $sinhxadd<>+0(SB), R2
	FMOVD   0(R2), F0
	MOVD    sinhrlog2<>+0(SB), R2
	LDGR    R2, F6
	WFMSDB  V4, V6, V0, V16
	FMOVD   sinhrodataL21<>+8(SB), F6
	WFADB   V0, V16, V0
	FMOVD   sinhrodataL21<>+0(SB), F3
	WFMSDB  V0, V6, V4, V6
	MOVD    $sinhe9<>+0(SB), R2
	WFMADB  V0, V3, V6, V0
	FMOVD   0(R2), F1
	MOVD    $sinhe7<>+0(SB), R2
	WFMDB   V0, V0, V6
	FMOVD   0(R2), F5
	MOVD    $sinhe8<>+0(SB), R2
	FMOVD   0(R2), F3
	MOVD    $sinhe6<>+0(SB), R2
	WFMADB  V6, V1, V5, V1
	FMOVD   0(R2), F5
	MOVD    $sinhe5<>+0(SB), R2
	FMOVD   0(R2), F7
	MOVD    $sinhe3<>+0(SB), R2
	WFMADB  V6, V3, V5, V3
	FMOVD   0(R2), F5
	MOVD    $sinhe4<>+0(SB), R2
	WFMADB  V6, V7, V5, V7
	FMOVD   0(R2), F5
	MOVD    $sinhe2<>+0(SB), R2
	VLEG    $0, 0(R2), V20
	WFMDB   V6, V6, V18
	WFMADB  V6, V5, V20, V5
	WFMADB  V1, V18, V7, V1
	FNEG    F0, F0
	WFMADB  V3, V18, V5, V3
	MOVD    $sinhe1<>+0(SB), R3
	WFCEDBS V2, V4, V2
	FMOVD   0(R3), F5
	MOVD    $sinhe0<>+0(SB), R3
	WFMADB  V6, V1, V5, V1
	FMOVD   0(R3), F5
	VLGVG   $0, V16, R2
	WFMADB  V6, V3, V5, V6
	RLL     $3, R2, R2
	RISBGN	$0, $15, $48, R2, R1
	BEQ     L9
	WFMSDB  V0, V1, V6, V0
	MOVD    $sinhx4ff<>+0(SB), R3
	FNEG    F0, F0
	FMOVD   0(R3), F2
	FMUL    F2, F0
	ANDW    $0xFFFF, R2
	WORD    $0xA53FEFB6     //llill %r3,61366
	SUBW    R2, R3, R2
	RISBGN	$0, $15, $48, R2, R1
	LDGR    R1, F2
	FMUL    F2, F0
	FMOVD   F0, ret+8(FP)
	RET

L20:
	MOVD    $sinhxadd<>+0(SB), R2
	FMOVD   0(R2), F2
	MOVD    sinhrlog2<>+0(SB), R2
	LDGR    R2, F0
	WFMSDB  V4, V0, V2, V6
	FMOVD   sinhrodataL21<>+8(SB), F0
	FADD    F6, F2
	MOVD    $sinhe9<>+0(SB), R2
	FMSUB   F0, F2, F4
	FMOVD   0(R2), F1
	FMOVD   sinhrodataL21<>+0(SB), F3
	MOVD    $sinhe7<>+0(SB), R2
	FMADD   F3, F2, F4
	FMOVD   0(R2), F0
	MOVD    $sinhe8<>+0(SB), R2
	WFMDB   V4, V4, V2
	FMOVD   0(R2), F3
	MOVD    $sinhe6<>+0(SB), R2
	FMOVD   0(R2), F5
	LGDR    F6, R2
	RLL     $3, R2, R2
	RISBGN	$0, $15, $48, R2, R1
	WFMADB  V2, V1, V0, V1
	LDGR    R1, F0
	MOVD    $sinhe5<>+0(SB), R1
	WFMADB  V2, V3, V5, V3
	FMOVD   0(R1), F5
	MOVD    $sinhe3<>+0(SB), R1
	FMOVD   0(R1), F6
	WFMDB   V2, V2, V7
	WFMADB  V2, V5, V6, V5
	WORD    $0xA7487FB6     //lhi %r4,32694
	FNEG    F4, F4
	ANDW    $0xFFFF, R2
	SUBW    R2, R4, R2
	RISBGN	$0, $15, $48, R2, R3
	LDGR    R3, F6
	WFADB   V0, V6, V16
	MOVD    $sinhe4<>+0(SB), R1
	WFMADB  V1, V7, V5, V1
	WFMDB   V4, V16, V4
	FMOVD   0(R1), F5
	MOVD    $sinhe2<>+0(SB), R1
	VLEG    $0, 0(R1), V16
	MOVD    $sinhe1<>+0(SB), R1
	WFMADB  V2, V5, V16, V5
	VLEG    $0, 0(R1), V16
	WFMADB  V3, V7, V5, V3
	WFMADB  V2, V1, V16, V1
	FSUB    F6, F0
	FMUL    F1, F4
	MOVD    $sinhe0<>+0(SB), R1
	FMOVD   0(R1), F6
	WFMADB  V2, V3, V6, V2
	WFMADB  V0, V2, V4, V0
	FMOVD   F0, ret+8(FP)
	RET

L9:
	WFMADB  V0, V1, V6, V0
	MOVD    $sinhx4ff<>+0(SB), R3
	FMOVD   0(R3), F2
	FMUL    F2, F0
	WORD    $0xA72AF000     //ahi   %r2,-4096
	RISBGN	$0, $15, $48, R2, R1
	LDGR    R1, F2
	FMUL    F2, F0
	FMOVD   F0, ret+8(FP)
	RET

L16:
	FMOVD   F0, ret+8(FP)
	RET

LEXITTAGsinh:
sinhIsInf:
sinhIsZero:
	FMOVD   F0, ret+8(FP)
	RET

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Editing: sinh_s390x.s

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