doc/langref.html.in                     |  24 +--
 src/all_types.hpp                       |  17 +-
 src/analyze.cpp                         |  32 ++-
 src/analyze.hpp                         |   1 +
 src/codegen.cpp                         |  48 +++--
 src/ir.cpp                              | 331 +++++++++++++++++---------------
 src/ir_print.cpp                        |  90 +++++----
 std/heap.zig                            |   2 +-
 std/math.zig                            |   2 +-
 std/math/big/int.zig                    |   8 +-
 std/mem.zig                             |  16 +-
 std/os.zig                              |   2 +-
 std/packed_int_array.zig                |   6 +-
 std/special/compiler_rt.zig             |   3 +-
 std/special/compiler_rt/addXf3.zig      |   8 +-
 std/special/compiler_rt/divdf3.zig      |   2 +-
 std/special/compiler_rt/divsf3.zig      |   2 +-
 std/special/compiler_rt/extendXfYf2.zig |   3 +-
 std/special/compiler_rt/floatsiXf.zig   |   4 +-
 std/special/compiler_rt/floattidf.zig   |   2 +-
 std/special/compiler_rt/floattisf.zig   |   2 +-
 std/special/compiler_rt/floattitf.zig   |   2 +-
 std/special/compiler_rt/floatunditf.zig |   2 +-
 std/special/compiler_rt/floatunsidf.zig |   2 +-
 std/special/compiler_rt/floatunsitf.zig |   2 +-
 std/special/compiler_rt/floatuntidf.zig |   2 +-
 std/special/compiler_rt/floatuntisf.zig |   2 +-
 std/special/compiler_rt/floatuntitf.zig |   2 +-
 std/special/compiler_rt/mulXf3.zig      |   2 +-
 std/special/compiler_rt/udivmod.zig     |  10 +-
 test/compile_errors.zig                 |  11 +-
 test/stage1/behavior.zig                |   2 +-
 test/stage1/behavior/bitreverse.zig     |  88 ++++-----
 test/stage1/behavior/bswap.zig          |  32 ---
 test/stage1/behavior/bugs/2114.zig      |   2 +-
 test/stage1/behavior/byteswap.zig       |  32 +++
 test/stage1/behavior/math.zig           |  37 ++--
 test/stage1/behavior/popcount.zig       |  27 ++-
 38 files changed, 466 insertions(+), 396 deletions(-)