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Searched refs:exponent (Results 1 – 25 of 142) sorted by relevance

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/openbmc/linux/arch/parisc/math-emu/
H A Dcnv_float.h47 ((exponent < (SGL_P - 1)) ? \
77 (exponent < (SGL_P - 2) ? \
181 (exponent < (DBL_P-1) ? Dallp2(dbl_valueB) << (exponent + (33-DBL_P)) : \
196 (exponent<(DBL_P-2) ? (Dallp2(dbl_valueB) << (exponent + (34-DBL_P))) : \
208 if (exponent < 31) Dallp1(dbl_valueA) >>= 30 - exponent; \
218 if (exponent <= 31) { \
229 {if (exponent < 32) { \
231 if (exponent <= 20) \
237 if (exponent <= 52) { \
338 if (exponent <= 31) { \
[all …]
H A Ddenormal.c47 int sign, exponent; in sgl_denormalize() local
52 exponent = Sgl_exponent(opnd) - SGL_WRAP; in sgl_denormalize()
54 Sgl_denormalize(opnd,exponent,guardbit,stickybit,inexact); in sgl_denormalize()
88 int sign, exponent; in dbl_denormalize() local
94 exponent = Dbl_exponent(opndp1) - DBL_WRAP; in dbl_denormalize()
96 Dbl_denormalize(opndp1,opndp2,exponent,guardbit,stickybit,inexact); in dbl_denormalize()
H A Dsgl_float.h252 exponent -= 8; \
256 exponent -= 4; \
260 exponent -= 1; \
291 if (exponent >= (1 - SGL_P)) { \
293 if (exponent < 0) sticky |= Sall(opnd) << (32+exponent); \
295 Sall(opnd) >>= (1-exponent); \
447 if (exponent >= (1-DBL_P)) { \
448 if (exponent >= -31) { \
449 if (exponent > -31) { \
452 Sextallp1(opndp1) >>= 1-exponent; \
[all …]
/openbmc/linux/arch/x86/math-emu/
H A Dpoly_atan.c56 int exponent; in poly_atan() local
64 exponent = exponent(st0_ptr); in poly_atan()
71 exponent -= exponent(st1_ptr); in poly_atan()
78 if ((exponent < 0) || ((exponent == 0) && in poly_atan()
88 exponent = -exponent; in poly_atan()
96 if ((exponent >= -1) in poly_atan()
102 if (exponent >= 0) { in poly_atan()
116 if (exponent < -1) in poly_atan()
179 exponent = -1; in poly_atan()
187 exponent = 0; in poly_atan()
[all …]
H A Dpoly_2xm1.c55 long int exponent, shift; in poly_2xm1() local
60 exponent = exponent16(arg); in poly_2xm1()
73 if (exponent == -1) { in poly_2xm1()
76 exponent -= 2; in poly_2xm1()
79 } else if (exponent == -2) { in poly_2xm1()
82 exponent--; in poly_2xm1()
88 if (exponent < -2) { in poly_2xm1()
110 exponent = 1; in poly_2xm1()
119 if (exponent < 0) in poly_2xm1()
120 shr_Xsig(&Denom, -exponent); in poly_2xm1()
[all …]
H A Dpoly_l2.c42 exponent++; in poly_l2()
60 if (exponent < 0) { in poly_l2()
62 exponent = -exponent; in poly_l2()
65 expon_accum.msw = exponent; in poly_l2()
67 if (exponent) { in poly_l2()
110 long int exponent; in poly_l2p1() local
124 exponent = EXP_WAY_UNDER; in poly_l2p1()
185 long int exponent, adj; in log2_kernel() local
201 exponent++; in log2_kernel()
212 if (exponent >= -2) { in log2_kernel()
[all …]
H A Dpoly_sin.c60 int exponent, echange; in poly_sine() local
66 exponent = exponent(st0_ptr); in poly_sine()
72 if ((exponent < -1) in poly_sine()
102 exponent = 3 * exponent; in poly_sine()
105 shr_Xsig(&accumulator, exponent(st0_ptr) - exponent); in poly_sine()
119 if (exponent == 0) { in poly_sine()
218 exponent = exponent(st0_ptr); in poly_cos()
222 if ((exponent < -1) in poly_cos()
292 exponent = -1; in poly_cos()
299 exponent -= 16; in poly_cos()
[all …]
H A Dpoly_tan.c53 long int exponent; in poly_tan() local
59 exponent = exponent(st0_ptr); in poly_tan()
69 if ((exponent == 0) in poly_tan()
76 if (exponent == 0) { in poly_tan()
94 exponent = -1 + norm_Xsig(&argSignif); in poly_tan()
100 if (exponent < -1) { in poly_tan()
177 if (exponent == 0) in poly_tan()
180 else if (exponent > -30) { in poly_tan()
192 shr_Xsig(&fix_up, 64 + exponent); in poly_tan()
194 shr_Xsig(&fix_up, 65 + exponent); in poly_tan()
[all …]
H A Dfpu_trig.c42 if (exponent(st0_ptr) >= 63) { in trig_arg()
61 q, exponent(st0_ptr) - exponent(&CONST_PI2)); in trig_arg()
77 if ((exponent(st0_ptr) <= exponent(&CONST_PI2extra) + 64) in trig_arg()
89 exponent(&tmp)); in trig_arg()
110 && (exponent(st0_ptr) <= exponent(&CONST_PI2extra) + 64)) in trig_arg()
122 exponent(&tmp)); in trig_arg()
126 if ((exponent(st0_ptr) == exponent(&CONST_PI2)) && in trig_arg()
1051 exponent.sigh = e; in fyl2x()
1054 exponent.sigh = -e; in fyl2x()
1057 exponent.sigl = 0; in fyl2x()
[all …]
/openbmc/phosphor-power/phosphor-regulators/test/
H A Dpmbus_utils_tests.cpp200 int8_t exponent; in TEST() local
204 exponent = 2; in TEST()
209 exponent = 0; in TEST()
214 exponent = -3; in TEST()
220 exponent = 10; in TEST()
231 exponent = 2; in TEST()
237 exponent = 2; in TEST()
243 exponent = 0; in TEST()
249 exponent = 0; in TEST()
255 exponent = -8; in TEST()
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/openbmc/linux/arch/arm/vfp/
H A Dvfpsingle.c94 exponent = vs->exponent; in __vfp_single_normaliseround()
109 vs->exponent = exponent; in __vfp_single_normaliseround()
122 vs->exponent = exponent; in __vfp_single_normaliseround()
155 vs->exponent = exponent; in __vfp_single_normaliseround()
192 vs->exponent = exponent; in __vfp_single_normaliseround()
788 if (vsn->exponent < vsm->exponent) { in vfp_single_add()
811 exp_diff = vsn->exponent - vsm->exponent; in vfp_single_add()
845 if (vsn->exponent < vsm->exponent) { in vfp_single_multiply()
864 vsd->exponent = vsn->exponent; in vfp_single_multiply()
884 vsd->exponent = vsn->exponent + vsm->exponent - 127 + 2; in vfp_single_multiply()
[all …]
H A Dvfpdouble.c92 exponent = vd->exponent; in vfp_double_normaliseround()
104 vd->exponent = exponent; in vfp_double_normaliseround()
117 vd->exponent = exponent; in vfp_double_normaliseround()
150 vd->exponent = exponent; in vfp_double_normaliseround()
187 vd->exponent = exponent; in vfp_double_normaliseround()
743 if (vdn->exponent < vdm->exponent) { in vfp_double_add()
766 exp_diff = vdn->exponent - vdm->exponent; in vfp_double_add()
801 if (vdn->exponent < vdm->exponent) { in vfp_double_multiply()
820 vdd->exponent = vdn->exponent; in vfp_double_multiply()
840 vdd->exponent = vdn->exponent + vdm->exponent - 1023 + 2; in vfp_double_multiply()
[all …]
H A Dvfp.h150 s16 exponent; member
193 s->exponent = vfp_single_packed_exponent(val); in vfp_single_unpack()
197 if (s->exponent && s->exponent != 255) in vfp_single_unpack()
210 (s->exponent << VFP_SINGLE_MANTISSA_BITS) + in vfp_single_pack()
228 if (s->exponent == 255) { in vfp_single_type()
235 } else if (s->exponent == 0) { in vfp_single_type()
255 s16 exponent; member
302 s->exponent = vfp_double_packed_exponent(val); in vfp_double_unpack()
306 if (s->exponent && s->exponent != 2047) in vfp_double_unpack()
327 if (s->exponent == 2047) { in vfp_double_type()
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/openbmc/phosphor-power/phosphor-regulators/test/actions/
H A Dpmbus_write_vout_command_action_tests.cpp53 std::optional<int8_t> exponent{-8}; in TEST() local
73 std::optional<int8_t> exponent{}; in TEST() local
91 std::optional<int8_t> exponent{}; in TEST() local
141 std::optional<int8_t> exponent{-8}; in TEST() local
186 std::optional<int8_t> exponent{}; in TEST() local
279 std::optional<int8_t> exponent{}; in TEST() local
339 std::optional<int8_t> exponent{}; in TEST() local
588 std::optional<int8_t> exponent{}; in TEST() local
598 std::optional<int8_t> exponent{}; in TEST() local
607 std::optional<int8_t> exponent{-8}; in TEST() local
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H A Dpmbus_read_sensor_action_tests.cpp56 std::optional<int8_t> exponent{-8}; in TEST() local
70 std::optional<int8_t> exponent{}; in TEST() local
119 std::optional<int8_t> exponent{}; in TEST() local
216 std::optional<int8_t> exponent{}; in TEST() local
237 std::optional<int8_t> exponent{}; in TEST() local
280 std::optional<int8_t> exponent{}; in TEST() local
344 std::optional<int8_t> exponent{}; in TEST() local
403 std::optional<int8_t> exponent{}; in TEST() local
509 std::optional<int8_t> exponent{}; in TEST() local
541 std::optional<int8_t> exponent{}; in TEST() local
[all …]
/openbmc/qemu/tests/tcg/i386/
H A Dtest-i386-fprem.c42 unsigned int exponent:15; member
52 unsigned int exponent:15; member
62 .ieee_nan.exponent = 0x7fff,
70 .ieee_nan.exponent = 0x7fff,
78 .ieee.exponent = 0x7fff,
85 .ieee.exponent = 0x7fff,
92 .ieee.exponent = 0,
99 .ieee.exponent = 1,
306 INIT_FIELD(a, exponent), in test_fprem_pairs()
335 CARRY_INTO(b, exponent); in test_fprem_pairs()
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/openbmc/phosphor-power/phosphor-regulators/src/
H A Dpmbus_utils.hpp159 int8_t exponent = static_cast<int8_t>(exponentField); in convertFromLinear() local
163 double decimal = mantissa * std::pow(2.0, exponent); in convertFromLinear()
180 inline double convertFromVoutLinear(uint16_t value, int8_t exponent) in convertFromVoutLinear() argument
183 double decimal = value * std::pow(2.0, exponent); in convertFromVoutLinear()
205 inline uint16_t convertToVoutLinear(double volts, int8_t exponent) in convertToVoutLinear() argument
208 double mantissa = volts / std::pow(2.0, static_cast<double>(exponent)); in convertToVoutLinear()
/openbmc/qemu/libdecnumber/
H A DdecNumber.c857 dn->exponent=exponent; in decNumberFromString()
3513 dest->exponent=src->exponent; in decNumberCopy()
4495 exponent=lhs->exponent-rhs->exponent; /* ideal exponent */ in decDivideOp()
4508 if (exponent<res->exponent) res->exponent=exponent; /* use lower */ in decDivideOp()
4835 postshift=var1initpad+exponent-lhs->exponent+rhs->exponent; in decDivideOp()
4846 if (rhs->exponent<exponent) exponent=rhs->exponent; in decDivideOp()
4865 rhs->exponent-exponent); in decDivideOp()
4924 res->exponent=exponent; in decDivideOp()
5273 if (lhs->exponent<0 && rhs->exponent<0 && exponent>0) in decMultiplyOp()
6359 rhs->exponent-lhs->exponent);
[all …]
/openbmc/phosphor-power/power-supply/
H A Drecord_manager.cpp162 int8_t exponent = (data & 0xF800) >> 11; in linearToInteger() local
167 if (exponent & 0x10) in linearToInteger()
169 exponent = (~exponent) & 0x1F; in linearToInteger()
170 exponent = (exponent + 1) * -1; in linearToInteger()
181 auto value = static_cast<float>(mantissa) * pow(2, exponent); in linearToInteger()
/openbmc/witherspoon-pfault-analysis/power-supply/
H A Drecord_manager.cpp162 int8_t exponent = (data & 0xF800) >> 11; in linearToInteger() local
167 if (exponent & 0x10) in linearToInteger()
169 exponent = (~exponent) & 0x1F; in linearToInteger()
170 exponent = (exponent + 1) * -1; in linearToInteger()
181 auto value = static_cast<float>(mantissa) * pow(2, exponent); in linearToInteger()
/openbmc/phosphor-power/phosphor-regulators/src/actions/
H A Dpmbus_read_sensor_action.hpp71 std::optional<int8_t> exponent) : in PMBusReadSensorAction() argument
72 type{type}, command{command}, format{format}, exponent{exponent} in PMBusReadSensorAction()
119 return exponent; in getExponent()
185 const std::optional<int8_t> exponent{}; member in phosphor::power::regulators::PMBusReadSensorAction
H A Dpmbus_write_vout_command_action.hpp92 std::optional<int8_t> exponent, bool isVerified) : in PMBusWriteVoutCommandAction() argument
93 volts{volts}, format{format}, exponent{exponent}, in PMBusWriteVoutCommandAction()
139 return exponent; in getExponent()
240 const std::optional<int8_t> exponent{}; member in phosphor::power::regulators::PMBusWriteVoutCommandAction
/openbmc/qemu/stats/
H A Dstats-hmp-cmds.c21 value->has_unit || value->exponent ? ", " : ""); in print_stats_schema_value()
32 value->exponent >= -18 && value->exponent <= 18 && in print_stats_schema_value()
33 value->exponent % 3 == 0) { in print_stats_schema_value()
34 monitor_puts(mon, si_prefix(value->exponent)); in print_stats_schema_value()
36 value->exponent >= 0 && value->exponent <= 60 && in print_stats_schema_value()
37 value->exponent % 10 == 0) { in print_stats_schema_value()
39 monitor_puts(mon, iec_binary_prefix(value->exponent)); in print_stats_schema_value()
40 } else if (value->exponent) { in print_stats_schema_value()
43 value->base, value->exponent, in print_stats_schema_value()
/openbmc/phosphor-power/phosphor-regulators/docs/config_file/
H A Dpmbus_write_vout_command.md27 The linear data format requires an exponent value.
29 If the device supports the PMBus VOUT_MODE command, the exponent value can be
32 If VOUT_MODE is not supported by the device, the exponent value must be
33 specified using the "exponent" property. The exponent value can normally be
58 | exponent | no | number | Exponent value for linear data format. Can be …
71 "Get exponent from VOUT_MODE."
82 "Set output voltage. Explicitly specify volts and exponent.",
88 "exponent": -8,
H A Dpmbus_read_sensor.md39 … Two byte value with an 11-bit, two's complement mantissa and a 5-bit, two's complement exponent. |
40 …yte (16-bit), unsigned integer that is raised to the power of an exponent. The exponent is not sto…
44 The "linear_16" data format requires an exponent value.
46 If the device supports the PMBus VOUT_MODE command, the exponent value can be
49 If VOUT_MODE is not supported by the device, the exponent value must be
50 specified using the "exponent" property. The exponent value can normally be
107 | exponent | no | number | Exponent value for "linear_16" data format. Can be positive or neg…
128 "comments": ["Read output voltage from READ_VOUT. Specify exponent."],
133 "exponent": -8

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