Alkis Evlogimenos
0d6c5b6489
Move machine code rewriter and spiller outside the register
...
allocator.
The implementation is completely rewritten and now employs several
optimizations not exercised before. For example for 164.gzip we have
997 loads and 699 stores vs the 1221 loads and 880 stores we have
before.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11798 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-24 08:58:30 +00:00
Alkis Evlogimenos
ec8b8bb9ab
Add predicates for checking if a virtual register has a physical
...
register mapping or a stack slot mapping.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11795 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-24 06:30:36 +00:00
Alkis Evlogimenos
e8124b9ddb
Make enum private as it is an implementation detail.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11782 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-23 23:49:40 +00:00
Alkis Evlogimenos
797428719f
Remove '4Virt' from member function names as it is obvious.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11781 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-23 23:47:10 +00:00
Alkis Evlogimenos
34d9bc9f16
Refactor VirtRegMap out of RegAllocLinearScan as the first part of bug
...
251 (providing a generic machine code rewriter/spiller).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11780 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-23 23:08:11 +00:00
