sse: correct POWER versions in _mm_cmpunord_ps, add POWER6 version.
vec_nand needs POWER8.
@@ -1448,9 +1448,13 @@ simde_mm_cmpunord_ps (simde__m128 a, simde__m128 b) {
r_.neon_u32 = vmvnq_u32(vandq_u32(ceqaa, ceqbb));
#elif defined(SIMDE_WASM_SIMD128_NATIVE)
r_.wasm_v128 = wasm_v128_or(wasm_f32x4_ne(a_.wasm_v128, a_.wasm_v128), wasm_f32x4_ne(b_.wasm_v128, b_.wasm_v128));
- #elif defined(SIMDE_POWER_ALTIVEC_P6_NATIVE)
+ #elif defined(SIMDE_POWER_ALTIVEC_P8_NATIVE)
r_.altivec_f32 = HEDLEY_REINTERPRET_CAST(SIMDE_POWER_ALTIVEC_VECTOR(float),
vec_nand(vec_cmpeq(a_.altivec_f32, a_.altivec_f32), vec_cmpeq(b_.altivec_f32, b_.altivec_f32)));
+ #elif defined(SIMDE_POWER_ALTIVEC_P6_NATIVE)
+ r_.altivec_f32 = HEDLEY_REINTERPRET_CAST(SIMDE_POWER_ALTIVEC_VECTOR(float),
+ vec_and(vec_cmpeq(a_.altivec_f32, a_.altivec_f32), vec_cmpeq(b_.altivec_f32, b_.altivec_f32)));
+ r_.altivec_f32 = vec_nor(r_.altivec_f32, r_.altivec_f32);
#elif defined(simde_math_isnanf)
SIMDE_VECTORIZE
for (size_t i = 0 ; i < (sizeof(r_.f32) / sizeof(r_.f32[0])) ; i++) {
