diff options
| author | Chris Lattner <sabre@nondot.org> | 2010-03-01 07:27:07 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-03-01 07:27:07 +0000 |
| commit | bd8965a7d9e0ed34bc3a357c2f710de5fbdda36f (patch) | |
| tree | f18a694939dc22a774eaf28aada1b828c83de5f5 /lib/CodeGen/SelectionDAG/SelectionDAG.cpp | |
| parent | fa342faef9d1c89de356ed83a6c6529ed3e87610 (diff) | |
Emit a redundant check for immediates at root context, e.g. (imm 0).
This allows formation of OpcodeSwitch for top level patterns, in
particular on X86. This saves about 1K of data space in the x86
table and makes the dispatch much more efficient.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97440 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAG.cpp')
0 files changed, 0 insertions, 0 deletions