[llvm-commits] [llvm] r85332 - /llvm/trunk/lib/Target/X86/README.txt

[Bill Wendling]

Author: void
Date: Tue Oct 27 17:43:24 2009
New Revision: 85332

URL: http://llvm.org/viewvc/llvm-project?rev=85332&view=rev
Log:
Note corrected.

Modified:
    llvm/trunk/lib/Target/X86/README.txt

Modified: llvm/trunk/lib/Target/X86/README.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/README.txt?rev=85332&r1=85331&r2=85332&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/README.txt (original)
+++ llvm/trunk/lib/Target/X86/README.txt Tue Oct 27 17:43:24 2009
@@ -1955,12 +1955,13 @@
 
 //===---------------------------------------------------------------------===//
 
-int func(int a, int b) { if (a & 0x80) b |= 0x80; else b &= 0x80; return b; }
+int func(int a, int b) { if (a & 0x80) b |= 0x80; else b &= ~0x80; return b; }
 
 Current:
 
+
         movb    %sil, %al
-        andb    $-128, %sil
+        andb    $127, %sil
         orb     $-128, %al
         testb   %dil, %dil
         js      LBB1_2
@@ -1968,11 +1969,12 @@
 LBB1_2:
         movsbl  %al, %eax
 
+
 Better:
 
         movl    %esi, %eax
         orl     $-128, %eax
-        andl    $-128, %esi
+        andl    $127, %esi
         testb   %dil, %dil
         cmovns  %esi, %eax
         movsbl  %al,%eax