add a note, I'll take care of this after nate commits his big patch

llvm-svn: 25873
2006-02-01 06:40:32 +00:00 · 2006-02-01 06:40:32 +00:00 · 3da1bb520e
parent 9e350cd6ad
commit 3da1bb520e
1 changed files with 10 additions and 0 deletions
--- a/llvm/lib/Target/X86/README.txt
+++ b/llvm/lib/Target/X86/README.txt
@ -299,3 +299,13 @@ turning 'select (load CPI1), (load CPI2)' -> 'load (select CPI1, CPI2)'

 The pattern isel got this one right.

+//===---------------------------------------------------------------------===//
+
+This shouldn't have an explicit ADD (target independent dag combiner hack):
+
+bool %X(int %X) {
+        %Y = add int %X, 14
+        %Z = setne int %Y, 12345
+        ret bool %Z
+}
+