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2 Commits

Author SHA1 Message Date
Keith Randall b3137966db [dev.ssa] cmd/internal/ssa: reorganize opcode tables 
Separate out opcode tables into separate ranges for each architecture.
Put architecture-specific opcodes into separate files.

Comment each opcode in a consistent format.

Change-Id: Iddf03c062bc8a88ad2bcebbf6528088c01a75779
Reviewed-on: https://go-review.googlesource.com/10033
Reviewed-by: Alan Donovan <adonovan@google.com>
 2015-05-14 05:35:54 +00:00
Keith Randall a9a37dab4a [dev.ssa] cmd/internal/ssa: Add register allocation 
Add a simple register allocator.  It does only intra-basicblock
allocation.  It uses a greedy one-pass allocation treating the
register file as a cache.

Change-Id: Ib6b52f48270e08dfda98f2dd842b05afc3ab01ce
Reviewed-on: https://go-review.googlesource.com/9761
Reviewed-by: Alan Donovan <adonovan@google.com>
 2015-05-07 22:30:03 +00:00