Another entry

llvm-svn: 28356
2006-05-17 19:05:31 +00:00 · 2006-05-17 19:05:31 +00:00 · 00bce3f2f4
parent 6353807fdc
commit 00bce3f2f4
1 changed files with 12 additions and 0 deletions
--- a/llvm/lib/Target/X86/README.txt
+++ b/llvm/lib/Target/X86/README.txt
@ -1171,3 +1171,15 @@ _test:
        ret

 or use pxor (to make a zero vector) and shuffle (to insert it).
+
+//===---------------------------------------------------------------------===//
+
+Bad codegen:
+
+char foo(int x) { return x; }
+
+_foo:
+	movl 4(%esp), %eax
+	shll $24, %eax
+	sarl $24, %eax
+	ret