[cpu] Translate dotProduct to C99
[cpu] Translate dotProduct to C99


Former-commit-id: d2007be76a4ecc153831bf11192effc1210c681c
pencil-language/pencil-benchmark,rbaghdadi/pencil-benchmark,dividiti/pencil-benchmark,pencil-language/pencil-benchmark,dividiti/pencil-benchmark,rbaghdadi/pencil-benchmark,rbaghdadi/pencil-benchmark,dividiti/pencil-benchmark,pencil-language/pencil-benchmark