1. Cook the corkscrews according to package directions. Meanwhile, in a medium-size saucepan, heat oil over medium heat. Add garlic, onion, and half the herbs; cook, stirring, for 3 minutes. Add salt, pepper, and tomatoes. Simmer over medium-high heat, uncovered, for 6 minutes; stir occasionally.
2. Remove pan from heat. Mash tomatoes with a potato masher or a wooden spoon. Return to heat; add remaining herbs. Bring sauce to a boil before serving, about 1 to 2 minutes.
3. Toss with or spoon over rotini.