| Nadav Rotem | ac450eb | 2012-12-06 17:34:13 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=x86 -mcpu=corei7 -mtriple=i686-pc-win32 | FileCheck %s |
| 2 | |
| 3 | target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" |
| 4 | target triple = "x86_64-apple-macosx10.8.0" |
| 5 | |
| 6 | ; Make sure that we are zeroing one memory location at a time using xorl and |
| 7 | ; not both using XMM registers. |
| 8 | |
| 9 | ;CHECK: @foo |
| 10 | ;CHECK: xorl |
| 11 | ;CHECK-NOT: xmm |
| 12 | ;CHECK: ret |
| 13 | define i32 @foo (i64* %so) nounwind uwtable ssp { |
| 14 | entry: |
| 15 | %used = getelementptr inbounds i64* %so, i32 3 |
| 16 | store i64 0, i64* %used, align 8 |
| 17 | %fill = getelementptr inbounds i64* %so, i32 2 |
| 18 | %L = load i64* %fill, align 8 |
| 19 | store i64 0, i64* %fill, align 8 |
| 20 | %cmp28 = icmp sgt i64 %L, 0 |
| 21 | %R = sext i1 %cmp28 to i32 |
| 22 | ret i32 %R |
| 23 | } |