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Cleanup PowerPC vector operations

pull/795/head
Jeffrey Walton 2019-01-19 05:34:02 -05:00
parent 76b7390840
commit 5909ec6186
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GPG Key ID: B36AB348921B1838
1 changed files with 8 additions and 4 deletions
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12
gf2n_simd.cpp
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@ -310,7 +310,6 @@ using CryptoPP::uint8x16_p;
using CryptoPP::uint64x2_p;
using CryptoPP::VecLoad;
using CryptoPP::VecLoadBE;
using CryptoPP::VecStore;
using CryptoPP::VecOr;
@ -361,7 +360,8 @@ inline uint64x2_p VMULL_11LE(const uint64x2_p& a, const uint64x2_p& b)
inline void
F2N_Multiply_128x128_POWER8(uint64x2_p& c1, uint64x2_p& c0, const uint64x2_p& a, const uint64x2_p& b)
{
uint64x2_p t1, t2, z0={0};
uint64x2_p t1, t2;
const uint64x2_p z0={0};
c0 = VMULL_00LE(a, b);
c1 = VMULL_11LE(a, b);
@ -383,7 +383,9 @@ F2N_Multiply_128x128_POWER8(uint64x2_p& c1, uint64x2_p& c0, const uint64x2_p& a,
template <unsigned int N>
inline uint64x2_p ShiftLeft128_POWER8(uint64x2_p x)
{
uint64x2_p u=x, v, z={0};
uint64x2_p u=x, v;
const uint64x2_p z={0};
x = VecShiftLeft<N>(x);
u = VecShiftRight<64-N>(u);
v = vec_mergeh(z, u);
@ -399,7 +401,9 @@ GF2NT_233_Reduce_POWER8(uint64x2_p& c3, uint64x2_p& c2, uint64x2_p& c1, uint64x2
const uint64_t mod[] = {0xffffffffffffffff, 0x01ffffffffff};
const uint64x2_p m0 = (uint64x2_p)VecLoad(mod);
uint64x2_p b3, b2, b1, /*b0,*/ a1, a0, z0={0};
uint64x2_p b3, b2, b1, /*b0,*/ a1, a0;
const uint64x2_p z0={0};
b1 = c1; a1 = c1;
a0 = vec_mergeh(c1, z0);
a1 = VecShiftLeft<23>(a1);