From 8df451fc0b69a4680f2d2ae116b2978658581d98 Mon Sep 17 00:00:00 2001 From: Preston Gurd Date: Tue, 1 Oct 2013 17:02:48 +0000 Subject: [PATCH] Add test case for PR16785. Thanks for Dimitry Andric, Rafael Espindola, and Benjamin Kramer for providing and progressively reducing the test case! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191782 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/CodeGen/X86/atom-lea-addw-bug.ll | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 test/CodeGen/X86/atom-lea-addw-bug.ll diff --git a/test/CodeGen/X86/atom-lea-addw-bug.ll b/test/CodeGen/X86/atom-lea-addw-bug.ll new file mode 100644 index 00000000000..5cda2df432f --- /dev/null +++ b/test/CodeGen/X86/atom-lea-addw-bug.ll @@ -0,0 +1,19 @@ +; RUN: llc < %s -mcpu=atom | FileCheck %s + +; ModuleID = 'bugpoint-reduced-simplified.bc' +target triple = "x86_64-apple-darwin12.5.0" + +define i32 @DoLayout() { +entry: + %tmp1 = load i16* undef, align 2 + %tmp17 = load i16* null, align 2 + %tmp19 = load i16* undef, align 2 + %shl = shl i16 %tmp19, 1 + %add55 = add i16 %tmp17, %tmp1 + %add57 = add i16 %add55, %shl + %conv60 = zext i16 %add57 to i32 + %add61 = add nsw i32 %conv60, 0 + %conv63 = and i32 %add61, 65535 + ret i32 %conv63 +; CHECK: addw +}