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/optee_os-3.20.0/lib/libutils/isoc/arch/arm/softfloat/source/
A Ds_subMagsF128.c55 struct uint128 sigA; in softfloat_subMagsF128() local
63 sigA.v64 = fracF128UI64( uiA64 ); in softfloat_subMagsF128()
64 sigA.v0 = uiA0; in softfloat_subMagsF128()
68 sigA = softfloat_shortShiftLeft128( sigA.v64, sigA.v0, 4 ); in softfloat_subMagsF128()
74 if ( sigA.v64 | sigA.v0 | sigB.v64 | sigB.v0 ) goto propagateNaN; in softfloat_subMagsF128()
84 if ( sigB.v0 < sigA.v0 ) goto aBigger; in softfloat_subMagsF128()
85 if ( sigA.v0 < sigB.v0 ) goto bBigger; in softfloat_subMagsF128()
104 sigA = softfloat_shiftRightJam128( sigA.v64, sigA.v0, -expDiff ); in softfloat_subMagsF128()
110 sigZ = softfloat_sub128( sigB.v64, sigB.v0, sigA.v64, sigA.v0 ); in softfloat_subMagsF128()
114 if ( sigA.v64 | sigA.v0 ) goto propagateNaN; in softfloat_subMagsF128()
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A Ds_subMagsF32.c49 uint_fast32_t sigA; in softfloat_subMagsF32() local
59 sigA = fracF32UI( uiA ); in softfloat_subMagsF32()
63 sigA <<= 7; in softfloat_subMagsF32()
77 if ( sigB < sigA ) goto aBigger; in softfloat_subMagsF32()
78 if ( sigA < sigB ) goto bBigger; in softfloat_subMagsF32()
87 sigA += expA ? 0x40000000 : sigA; in softfloat_subMagsF32()
88 sigA = softfloat_shiftRightJam32( sigA, -expDiff ); in softfloat_subMagsF32()
93 sigZ = sigB - sigA; in softfloat_subMagsF32()
97 if ( sigA ) goto propagateNaN; in softfloat_subMagsF32()
103 sigA |= 0x40000000; in softfloat_subMagsF32()
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A Ds_subMagsF64.c49 uint_fast64_t sigA; in softfloat_subMagsF64() local
59 sigA = fracF64UI( uiA ); in softfloat_subMagsF64()
63 sigA <<= 10; in softfloat_subMagsF64()
77 if ( sigB < sigA ) goto aBigger; in softfloat_subMagsF64()
78 if ( sigA < sigB ) goto bBigger; in softfloat_subMagsF64()
87 sigA += expA ? UINT64_C( 0x4000000000000000 ) : sigA; in softfloat_subMagsF64()
88 sigA = softfloat_shiftRightJam64( sigA, -expDiff ); in softfloat_subMagsF64()
93 sigZ = sigB - sigA; in softfloat_subMagsF64()
97 if ( sigA ) goto propagateNaN; in softfloat_subMagsF64()
103 sigA |= UINT64_C( 0x4000000000000000 ); in softfloat_subMagsF64()
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A Df64_sqrt.c51 uint_fast64_t sigA, uiZ; in f64_sqrt() local
66 sigA = fracF64UI( uiA ); in f64_sqrt()
70 if ( sigA ) { in f64_sqrt()
80 if ( ! (expA | sigA) ) return a; in f64_sqrt()
86 if ( ! sigA ) return a; in f64_sqrt()
89 sigA = normExpSig.sig; in f64_sqrt()
98 sigA |= UINT64_C( 0x0010000000000000 ); in f64_sqrt()
99 sig32A = sigA>>21; in f64_sqrt()
103 sigA <<= 8; in f64_sqrt()
106 sigA <<= 9; in f64_sqrt()
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A Df32_div.c51 uint_fast32_t sigA; in f32_div() local
76 sigA = fracF32UI( uiA ); in f32_div()
86 if ( sigA ) goto propagateNaN; in f32_div()
110 if ( ! sigA ) goto zero; in f32_div()
113 sigA = normExpSig.sig; in f32_div()
118 sigA |= 0x00800000; in f32_div()
121 if ( sigA < sigB ) { in f32_div()
123 sig64A = (uint_fast64_t) sigA<<31; in f32_div()
130 if ( sigA < sigB ) { in f32_div()
132 sigA <<= 8; in f32_div()
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A Df32_sqrt.c51 uint_fast32_t sigA, uiZ; in f32_sqrt() local
64 sigA = fracF32UI( uiA ); in f32_sqrt()
68 if ( sigA ) { in f32_sqrt()
78 if ( ! (expA | sigA) ) return a; in f32_sqrt()
84 if ( ! sigA ) return a; in f32_sqrt()
85 normExpSig = softfloat_normSubnormalF32Sig( sigA ); in f32_sqrt()
87 sigA = normExpSig.sig; in f32_sqrt()
93 sigA = (sigA | 0x00800000)<<8; in f32_sqrt()
95 ((uint_fast64_t) sigA * softfloat_approxRecipSqrt32_1( expA, sigA )) in f32_sqrt()
A Ds_addMagsF32.c48 uint_fast32_t sigA; in softfloat_addMagsF32() local
58 sigA = fracF32UI( uiA ); in softfloat_addMagsF32()
62 sigA <<= 6; in softfloat_addMagsF32()
66 if ( sigA | sigB ) goto propagateNaN; in softfloat_addMagsF32()
75 sigZ = 0x40000000 + sigA + sigB; in softfloat_addMagsF32()
84 sigA += expA ? 0x20000000 : sigA; in softfloat_addMagsF32()
85 sigA = softfloat_shiftRightJam32( sigA, -expDiff ); in softfloat_addMagsF32()
88 if ( sigA ) goto propagateNaN; in softfloat_addMagsF32()
96 sigZ = 0x20000000 + sigA + sigB; in softfloat_addMagsF32()
A Ds_addMagsF64.c48 uint_fast64_t sigA; in softfloat_addMagsF64() local
58 sigA = fracF64UI( uiA ); in softfloat_addMagsF64()
62 sigA <<= 9; in softfloat_addMagsF64()
66 if ( sigA | sigB ) goto propagateNaN; in softfloat_addMagsF64()
77 sigZ = UINT64_C( 0x4000000000000000 ) + sigA + sigB; in softfloat_addMagsF64()
86 sigA += expA ? UINT64_C( 0x2000000000000000 ) : sigA; in softfloat_addMagsF64()
87 sigA = softfloat_shiftRightJam64( sigA, -expDiff ); in softfloat_addMagsF64()
90 if ( sigA ) goto propagateNaN; in softfloat_addMagsF64()
98 sigZ = UINT64_C( 0x2000000000000000 ) + sigA + sigB; in softfloat_addMagsF64()
A Ds_compareNonnormExtF80M.c48 uint64_t sigA; in softfloat_compareNonnormExtF80M() local
57 sigA = aSPtr->signif; in softfloat_compareNonnormExtF80M()
63 if ( ! (sigA | sigB) ) return 0; in softfloat_compareNonnormExtF80M()
81 if ( ! (sigA & UINT64_C( 0x8000000000000000 )) ) { in softfloat_compareNonnormExtF80M()
82 if ( sigA ) { in softfloat_compareNonnormExtF80M()
83 expA += softfloat_normExtF80SigM( &sigA ); in softfloat_compareNonnormExtF80M()
100 if ( (expB < expA) || (sigB < sigA) ) return -1; in softfloat_compareNonnormExtF80M()
103 if ( (expA < expB) || (sigA < sigB) ) return -1; in softfloat_compareNonnormExtF80M()
105 return (sigA != sigB); in softfloat_compareNonnormExtF80M()
A Df128_mul.c51 struct uint128 sigA; in f128_mul() local
75 sigA.v64 = fracF128UI64( uiA64 ); in f128_mul()
76 sigA.v0 = uiA0; in f128_mul()
89 (sigA.v64 | sigA.v0) || ((expB == 0x7FFF) && (sigB.v64 | sigB.v0)) in f128_mul()
98 magBits = expA | sigA.v64 | sigA.v0; in f128_mul()
104 if ( ! (sigA.v64 | sigA.v0) ) goto zero; in f128_mul()
105 normExpSig = softfloat_normSubnormalF128Sig( sigA.v64, sigA.v0 ); in f128_mul()
107 sigA = normExpSig.sig; in f128_mul()
118 sigA.v64 |= UINT64_C( 0x0001000000000000 ); in f128_mul()
120 softfloat_mul128To256M( sigA.v64, sigA.v0, sigB.v64, sigB.v0, sig256Z ); in f128_mul()
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A Ds_addMagsF128.c54 struct uint128 sigA; in softfloat_addMagsF128() local
65 sigA.v64 = fracF128UI64( uiA64 ); in softfloat_addMagsF128()
66 sigA.v0 = uiA0; in softfloat_addMagsF128()
73 if ( sigA.v64 | sigA.v0 | sigB.v64 | sigB.v0 ) goto propagateNaN; in softfloat_addMagsF128()
78 sigZ = softfloat_add128( sigA.v64, sigA.v0, sigB.v64, sigB.v0 ); in softfloat_addMagsF128()
98 sigA.v64 |= UINT64_C( 0x0001000000000000 ); in softfloat_addMagsF128()
105 softfloat_shiftRightJam128Extra( sigA.v64, sigA.v0, 0, -expDiff ); in softfloat_addMagsF128()
106 sigA = sig128Extra.v; in softfloat_addMagsF128()
110 if ( sigA.v64 | sigA.v0 ) goto propagateNaN; in softfloat_addMagsF128()
131 sigA.v64 | UINT64_C( 0x0001000000000000 ), in softfloat_addMagsF128()
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A DextF80_roundToInt.c51 uint_fast64_t sigA; in extF80_roundToInt() local
65 sigA = uA.s.signif; in extF80_roundToInt()
68 if ( ! (sigA & UINT64_C( 0x8000000000000000 )) && (exp != 0x7FFF) ) { in extF80_roundToInt()
69 if ( ! sigA ) { in extF80_roundToInt()
74 normExpSig = softfloat_normSubnormalExtF80Sig( sigA ); in extF80_roundToInt()
76 sigA = normExpSig.sig; in extF80_roundToInt()
82 if ( sigA & UINT64_C( 0x7FFFFFFFFFFFFFFF ) ) { in extF80_roundToInt()
90 sigZ = sigA; in extF80_roundToInt()
99 if ( ! (sigA & UINT64_C( 0x7FFFFFFFFFFFFFFF )) ) break; in extF80_roundToInt()
123 sigZ = sigA; in extF80_roundToInt()
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A Df64_div.c51 uint_fast64_t sigA; in f64_div() local
73 sigA = fracF64UI( uiA ); in f64_div()
83 if ( sigA ) goto propagateNaN; in f64_div()
98 if ( ! (expA | sigA) ) goto invalid; in f64_div()
107 if ( ! sigA ) goto zero; in f64_div()
108 normExpSig = softfloat_normSubnormalF64Sig( sigA ); in f64_div()
110 sigA = normExpSig.sig; in f64_div()
115 sigA |= UINT64_C( 0x0010000000000000 ); in f64_div()
117 if ( sigA < sigB ) { in f64_div()
119 sigA <<= 11; in f64_div()
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A Df128_div.c51 struct uint128 sigA; in f128_div() local
78 sigA.v64 = fracF128UI64( uiA64 ); in f128_div()
79 sigA.v0 = uiA0; in f128_div()
91 if ( sigA.v64 | sigA.v0 ) goto propagateNaN; in f128_div()
106 if ( ! (expA | sigA.v64 | sigA.v0) ) goto invalid; in f128_div()
115 if ( ! (sigA.v64 | sigA.v0) ) goto zero; in f128_div()
116 normExpSig = softfloat_normSubnormalF128Sig( sigA.v64, sigA.v0 ); in f128_div()
118 sigA = normExpSig.sig; in f128_div()
125 rem = sigA; in f128_div()
126 if ( softfloat_lt128( sigA.v64, sigA.v0, sigB.v64, sigB.v0 ) ) { in f128_div()
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A Df64_mul.c51 uint_fast64_t sigA; in f64_mul() local
75 sigA = fracF64UI( uiA ); in f64_mul()
85 if ( sigA || ((expB == 0x7FF) && sigB) ) goto propagateNaN; in f64_mul()
91 magBits = expA | sigA; in f64_mul()
97 if ( ! sigA ) goto zero; in f64_mul()
98 normExpSig = softfloat_normSubnormalF64Sig( sigA ); in f64_mul()
100 sigA = normExpSig.sig; in f64_mul()
111 sigA = (sigA | UINT64_C( 0x0010000000000000 ))<<10; in f64_mul()
114 sig128Z = softfloat_mul64To128( sigA, sigB ); in f64_mul()
117 softfloat_mul64To128M( sigA, sigB, sig128Z ); in f64_mul()
A Df128_sqrt.c51 struct uint128 sigA, uiZ; in f128_sqrt() local
71 sigA.v64 = fracF128UI64( uiA64 ); in f128_sqrt()
72 sigA.v0 = uiA0; in f128_sqrt()
76 if ( sigA.v64 | sigA.v0 ) { in f128_sqrt()
86 if ( ! (expA | sigA.v64 | sigA.v0) ) return a; in f128_sqrt()
92 if ( ! (sigA.v64 | sigA.v0) ) return a; in f128_sqrt()
93 normExpSig = softfloat_normSubnormalF128Sig( sigA.v64, sigA.v0 ); in f128_sqrt()
95 sigA = normExpSig.sig; in f128_sqrt()
105 sig32A = sigA.v64>>17; in f128_sqrt()
110 rem = softfloat_shortShiftLeft128( sigA.v64, sigA.v0, 12 ); in f128_sqrt()
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A Df32_mul.c51 uint_fast32_t sigA; in f32_mul() local
68 sigA = fracF32UI( uiA ); in f32_mul()
76 if ( sigA || ((expB == 0xFF) && sigB) ) goto propagateNaN; in f32_mul()
82 magBits = expA | sigA; in f32_mul()
86 if ( ! sigA ) goto zero; in f32_mul()
87 normExpSig = softfloat_normSubnormalF32Sig( sigA ); in f32_mul()
89 sigA = normExpSig.sig; in f32_mul()
98 sigA = (sigA | 0x00800000)<<7; in f32_mul()
100 sigZ = softfloat_shortShiftRightJam64( (uint_fast64_t) sigA * sigB, 32 ); in f32_mul()
A DextF80M_roundToInt.c74 uint64_t sigA; in extF80M_roundToInt() local
87 sigA = aSPtr->signif; in extF80M_roundToInt()
90 if ( ! (sigA & UINT64_C( 0x8000000000000000 )) && (exp != 0x7FFF) ) { in extF80M_roundToInt()
91 if ( ! sigA ) { in extF80M_roundToInt()
96 exp += softfloat_normExtF80SigM( &sigA ); in extF80M_roundToInt()
104 if ( ! (sigA & UINT64_C( 0x7FFFFFFFFFFFFFFF )) ) break; in extF80M_roundToInt()
127 if ( sigA & UINT64_C( 0x7FFFFFFFFFFFFFFF ) ) { in extF80M_roundToInt()
133 sigZ = sigA; in extF80M_roundToInt()
143 sigZ = sigA; in extF80M_roundToInt()
159 if ( exact && (sigZ != sigA) ) { in extF80M_roundToInt()
A Ds_subMagsExtF80.c55 uint_fast64_t sigA; in softfloat_subMagsExtF80() local
69 sigA = uiA0; in softfloat_subMagsExtF80()
78 if ( (sigA | sigB) & UINT64_C( 0x7FFFFFFFFFFFFFFF ) ) { in softfloat_subMagsExtF80()
91 if ( sigB < sigA ) goto aBigger; in softfloat_subMagsExtF80()
92 if ( sigA < sigB ) goto bBigger; in softfloat_subMagsExtF80()
111 sig128 = softfloat_shiftRightJam128( sigA, 0, -expDiff ); in softfloat_subMagsExtF80()
112 sigA = sig128.v64; in softfloat_subMagsExtF80()
118 sig128 = softfloat_sub128( sigB, 0, sigA, sigExtra ); in softfloat_subMagsExtF80()
124 if ( sigA & UINT64_C( 0x7FFFFFFFFFFFFFFF ) ) goto propagateNaN; in softfloat_subMagsExtF80()
140 sig128 = softfloat_sub128( sigA, 0, sigB, sigExtra ); in softfloat_subMagsExtF80()
A DextF80_sqrt.c52 uint_fast64_t sigA; in extF80_sqrt() local
72 sigA = uiA0; in extF80_sqrt()
76 if ( sigA & UINT64_C( 0x7FFFFFFFFFFFFFFF ) ) { in extF80_sqrt()
88 if ( ! sigA ) goto zero; in extF80_sqrt()
94 if ( ! (sigA & UINT64_C( 0x8000000000000000 )) ) { in extF80_sqrt()
95 if ( ! sigA ) goto zero; in extF80_sqrt()
96 normExpSig = softfloat_normSubnormalExtF80Sig( sigA ); in extF80_sqrt()
98 sigA = normExpSig.sig; in extF80_sqrt()
107 sig32A = sigA>>32; in extF80_sqrt()
112 rem = softfloat_shortShiftLeft128( 0, sigA, 61 ); in extF80_sqrt()
[all …]
A DextF80M_rem.c68 uint64_t sigA; in extF80M_rem() local
106 sigA = aSPtr->signif; in extF80M_rem()
107 if ( ! (sigA & UINT64_C( 0x8000000000000000 )) ) { in extF80M_rem()
108 if ( ! sigA ) { in extF80M_rem()
112 expA += softfloat_normExtF80SigM( &sigA ); in extF80M_rem()
118 rem[indexWord( 3, 2 )] = sigA>>34; in extF80M_rem()
119 rem[indexWord( 3, 1 )] = sigA>>2; in extF80M_rem()
120 rem[indexWord( 3, 0 )] = (uint32_t) sigA<<30; in extF80M_rem()
196 sigA >>= 1 - expA; in extF80M_rem()
200 zSPtr->signif = sigA; in extF80M_rem()
A DextF80_mul.c52 uint_fast64_t sigA; in extF80_mul() local
75 sigA = uiA0; in extF80_mul()
87 (sigA & UINT64_C( 0x7FFFFFFFFFFFFFFF )) in extF80_mul()
97 magBits = expA | sigA; in extF80_mul()
103 if ( ! (sigA & UINT64_C( 0x8000000000000000 )) ) { in extF80_mul()
104 if ( ! sigA ) goto zero; in extF80_mul()
105 normExpSig = softfloat_normSubnormalExtF80Sig( sigA ); in extF80_mul()
107 sigA = normExpSig.sig; in extF80_mul()
119 sig128Z = softfloat_mul64To128( sigA, sigB ); in extF80_mul()
A Ds_addMagsExtF80.c55 uint_fast64_t sigA; in softfloat_addMagsExtF80() local
70 sigA = uiA0; in softfloat_addMagsExtF80()
78 if ( (sigA | sigB) & UINT64_C( 0x7FFFFFFFFFFFFFFF ) ) { in softfloat_addMagsExtF80()
85 sigZ = sigA + sigB; in softfloat_addMagsExtF80()
111 sig64Extra = softfloat_shiftRightJam64Extra( sigA, 0, -expDiff ); in softfloat_addMagsExtF80()
112 sigA = sig64Extra.v; in softfloat_addMagsExtF80()
116 if ( sigA & UINT64_C( 0x7FFFFFFFFFFFFFFF ) ) goto propagateNaN; in softfloat_addMagsExtF80()
132 sigZ = sigA + sigB; in softfloat_addMagsExtF80()
A Df128_rem.c51 struct uint128 sigA; in f128_rem() local
74 sigA.v64 = fracF128UI64( uiA64 ); in f128_rem()
75 sigA.v0 = uiA0; in f128_rem()
87 (sigA.v64 | sigA.v0) || ((expB == 0x7FFF) && (sigB.v64 | sigB.v0)) in f128_rem()
106 if ( ! (sigA.v64 | sigA.v0) ) return a; in f128_rem()
107 normExpSig = softfloat_normSubnormalF128Sig( sigA.v64, sigA.v0 ); in f128_rem()
109 sigA = normExpSig.sig; in f128_rem()
113 sigA.v64 |= UINT64_C( 0x0001000000000000 ); in f128_rem()
115 rem = sigA; in f128_rem()
A DextF80_div.c52 uint_fast64_t sigA; in extF80_div() local
82 sigA = uiA0; in extF80_div()
93 if ( sigA & UINT64_C( 0x7FFFFFFFFFFFFFFF ) ) goto propagateNaN; in extF80_div()
109 if ( ! sigA ) goto invalid; in extF80_div()
118 if ( ! (sigA & UINT64_C( 0x8000000000000000 )) ) { in extF80_div()
119 if ( ! sigA ) goto zero; in extF80_div()
120 normExpSig = softfloat_normSubnormalExtF80Sig( sigA ); in extF80_div()
122 sigA = normExpSig.sig; in extF80_div()
127 if ( sigA < sigB ) { in extF80_div()
129 rem = softfloat_shortShiftLeft128( 0, sigA, 32 ); in extF80_div()
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