uniform signed/unsigned int8/16
Add some AVX2 intrinsics
Changes for sse2 and sse4 in saturation
Some cganges for avx1 and avx1.1 in saturation
Add code generation of saturation
structural change
Merge branch 'master' of https://github.com/ispc/ispc
Added tests for saturation and some fixes for generic and avx target
Merge branch 'master' of https://github.com/ispc/ispc
Some saturation tests fixes
Merge branch 'master' of https://github.com/ispc/ispc
Functions name change
Some fixes in function names and more tests was added.
Scalar implementation and implementation for targets which don't have h/w instructions
Added varying CFG and non-overflow part of the tests.
Scalar realization of no-vec functions was replaced from builtins to stdlib.ispc.
Some errors in comments and code were fixed
Some changes in saturation arithmetic
Else branch with error report was added
Fix for generic-1