do not fail on trying to analyze <N x type>
use HEAPF32 for <4 x float>
stubs for insertelement and shufflevector
setup to do vector ops in processMathop
define vector literal type
add basic float simd calls
vector load
vector loads and stores
insertelement
shufflevector
simd fix
add vector.h
extractelement
basic support for uint32x4
integrate the SIMD polyfill code
add test target
add -O2 to simd test
add test_simd2