This commit fixes `Frac(Float)` and `Frac(Float4)` generic LLVM code generation. See also: https://bugs.chromium.org/p/swiftshader/issues/detail?id=74 Bug: b/115344057 Test: functional.shaders.builtin_functions.precision.fract.highp_vertex Test: functional.shaders.builtin_functions.precision.fract.highp_fragment Change-Id: I027b7ab44ba3060dc100a220ba19e5275f41d4c9 Reviewed-on: https://swiftshader-review.googlesource.com/20933Reviewed-by: Nicolas Capens <nicolascapens@google.com> Reviewed-by: Chris Forbes <chrisforbes@google.com> Tested-by: Chris Forbes <chrisforbes@google.com>
