Add test case for PR16785.

Thanks for Dimitry Andric, Rafael Espindola, and Benjamin Kramer
for providing and progressively reducing the test case!

llvm-svn: 191782
This commit is contained in:
Preston Gurd 2013-10-01 17:02:48 +00:00
parent ada9b94050
commit c52dfda610

View File

@ -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
}