Commit cdfa8f504d83c2a3379bb1ea1a97e023a29a3cdd
2015-06-30T17:48:25
Constant fold float pack/unpack functions This change adds constant folding support for following floating point pack and unpack functions: - packSnorm2x16, unpackSnorm2x16, packUnorm2x16, unpackUnorm2x16, packHalf2x16, and unpackHalf2x16. BUG=angleproject:913 TEST=angle_unittests(new: MathUtilTest.packAndUnpack*), dEQP Tests dEQP-GLES3.functional.shaders.constant_expressions.builtin_functions.float_pack_unpack.* (all 10 tests started passing with this change) Change-Id: I2b69faebee4127e5e13900b3a9485b7145950277 Reviewed-on: https://chromium-review.googlesource.com/282683 Reviewed-by: Olli Etuaho <oetuaho@nvidia.com> Tested-by: Olli Etuaho <oetuaho@nvidia.com> Reviewed-by: Jamie Madill <jmadill@chromium.org>