[llvm-commits] [llvm] r57260 - /llvm/trunk/test/CodeGen/X86/i256-add.ll
Dan Gohman
gohman at apple.com
Tue Oct 7 13:39:12 PDT 2008
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
+}
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