| ; RUN: opt -tbaa -basicaa -licm -S < %s | FileCheck %s | |
| ; RUN: opt -aa-pipeline=type-based-aa,basic-aa -passes='require<aa>,require<targetir>,require<scalar-evolution>,require<opt-remark-emit>,loop(licm)' -S %s | FileCheck %s | |
| ; LICM should keep the stores in their original order when it sinks/promotes them. | |
| ; rdar://12045203 | |
| 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" | |
| target triple = "x86_64-apple-macosx10.8.0" | |
| @p = external global i8* | |
| define i32* @_Z4doiti(i32 %n, float* %tmp1, i32* %tmp3) nounwind { | |
| entry: | |
| %cmp1 = icmp slt i32 0, %n | |
| br i1 %cmp1, label %for.body.lr.ph, label %for.end | |
| for.body.lr.ph: ; preds = %entry | |
| br label %for.body | |
| for.body: ; preds = %for.body, %for.body.lr.ph | |
| %i.02 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %for.body ] | |
| store float 1.000000e+00, float* %tmp1, align 4, !tbaa !1 | |
| store i32 1, i32* %tmp3, align 4, !tbaa !2 | |
| %inc = add nsw i32 %i.02, 1 | |
| %cmp = icmp slt i32 %inc, %n | |
| br i1 %cmp, label %for.body, label %for.cond.for.end_crit_edge | |
| ; CHECK: for.cond.for.end_crit_edge: | |
| ; CHECK: store float 1.000000e+00, float* %tmp1 | |
| ; CHECK: store i32 1, i32* %tmp3 | |
| for.cond.for.end_crit_edge: ; preds = %for.body | |
| %split = phi i32* [ %tmp3, %for.body ] | |
| br label %for.end | |
| for.end: ; preds = %for.cond.for.end_crit_edge, %entry | |
| %r.0.lcssa = phi i32* [ %split, %for.cond.for.end_crit_edge ], [ undef, %entry ] | |
| ret i32* %r.0.lcssa | |
| } | |
| !0 = !{!"minimal TBAA"} | |
| !1 = !{!3, !3, i64 0} | |
| !2 = !{!4, !4, i64 0} | |
| !3 = !{!"float", !0} | |
| !4 = !{!"int", !0} |