[llvm-commits] [llvm] r57260 - /llvm/trunk/test/CodeGen/X86/i256-add.ll

[Dan Gohman]

Author: djg
Date: Tue Oct  7 15:39:12 2008
New Revision: 57260

URL: http://llvm.org/viewvc/llvm-project?rev=57260&view=rev
Log:
Add a testcase for i256 add. i256 isn't fully supported in
codegen right now, but add and subtract work.

Added:
    llvm/trunk/test/CodeGen/X86/i256-add.ll

Added: llvm/trunk/test/CodeGen/X86/i256-add.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/i256-add.ll?rev=57260&view=auto

==============================================================================
--- llvm/trunk/test/CodeGen/X86/i256-add.ll (added)
+++ llvm/trunk/test/CodeGen/X86/i256-add.ll Tue Oct  7 15:39:12 2008
@@ -0,0 +1,18 @@
+; RUN: llvm-as < %s | llc -march=x86 > %t
+; RUN: grep adcl %t | count 7
+; RUN: grep sbbl %t | count 7
+
+define void @add(i256* %p, i256* %q) nounwind {
+  %a = load i256* %p
+  %b = load i256* %q
+  %c = add i256 %a, %b
+  store i256 %c, i256* %p
+  ret void
+}
+define void @sub(i256* %p, i256* %q) nounwind {
+  %a = load i256* %p
+  %b = load i256* %q
+  %c = sub i256 %a, %b
+  store i256 %c, i256* %p
+  ret void
+}