1. efcddc3 add a simple dag combine to replace trivial shl+lshr with by Chris Lattner · 15 years ago
  2. 8000c6c Don't generate sbfx / ubfx with negative lsb field. Patch by David Conrad. by Evan Cheng · 16 years ago
  3. 47eedaa Add ARMv6T2 SBFX/UBFX instructions. Approved by Anton Korobeynikov. by Sandeep Patel · 16 years ago