Changes in directory llvm/lib/Target/X86:
README.txt updated: 1.19 -> 1.20 --- Log message: Added an idea about any_extend for performance tuning. --- Diffs of the changes: (+5 -0) README.txt | 5 +++++ 1 files changed, 5 insertions(+) Index: llvm/lib/Target/X86/README.txt diff -u llvm/lib/Target/X86/README.txt:1.19 llvm/lib/Target/X86/README.txt:1.20 --- llvm/lib/Target/X86/README.txt:1.19 Fri Dec 16 19:25:19 2005 +++ llvm/lib/Target/X86/README.txt Sat Dec 17 00:54:43 2005 @@ -102,3 +102,8 @@ //===---------------------------------------------------------------------===// Should we promote i16 to i32 to avoid partial register update stalls? + +//===---------------------------------------------------------------------===// + +Leave any_extend as pseudo instruction and hint to register +allocator. Delay codegen until post register allocation. _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
