1 ; RUN: opt %loadPolly -polly-stmt-granularity=bb -polly-import-jscop -polly-import-jscop-postfix=transformed -polly-codegen -S < %s | FileCheck %s
3 ; The isl scheduler isolates %cond.false into two instances.
4 ; A partial write access in one of the instances was never executed,
5 ; which caused problems when querying for its index expression, which
6 ; is not available in that case.
8 target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
10 define void @partial_write_impossible_restriction(ptr %.pn) {
12 br i1 undef, label %invoke.cont258, label %cond.true.i.i.i.i1007
14 cond.true.i.i.i.i1007:
15 br label %invoke.cont258
18 br label %invoke.cont274
20 invoke.cont274: ; preds = %invoke.cont258
21 %tmp4 = load ptr, ptr undef
22 %tmp5 = load i32, ptr undef
23 %tmp6 = zext i32 %tmp5 to i64
24 %tmp7 = sext i32 %tmp5 to i64
27 for.body344: ; preds = %cond.end, %invoke.cont274
28 %indvars.iv1602 = phi i64 [ 0, %invoke.cont274 ], [ %indvars.iv.next1603, %cond.end ]
29 %indvars.iv.next1603 = add nuw nsw i64 %indvars.iv1602, 1
30 %cmp347 = icmp eq i64 %indvars.iv.next1603, %tmp6
31 br i1 %cmp347, label %cond.end, label %cond.false
33 cond.false: ; preds = %for.body344
34 %add.ptr.i1128 = getelementptr inbounds i32, ptr %tmp4, i64 %indvars.iv.next1603
35 %cond.in.sroa.speculate.load.cond.false = load i32, ptr %add.ptr.i1128
38 cond.end: ; preds = %cond.false, %for.body344
39 %cond.in.sroa.speculated = phi i32 [ %cond.in.sroa.speculate.load.cond.false, %cond.false ], [ undef, %for.body344 ]
40 %add.ptr.i1132 = getelementptr inbounds i32, ptr %.pn, i64 %indvars.iv1602
41 store i32 undef, ptr %add.ptr.i1132
42 %cmp342 = icmp slt i64 %indvars.iv.next1603, %tmp7
43 br i1 %cmp342, label %for.body344, label %if.then.i.i1141.loopexit
45 if.then.i.i1141.loopexit: ; preds = %cond.end
50 ; CHECK-LABEL: polly.stmt.cond.false:
51 ; CHECK: %polly.access..pn{{[0-9]*}} = getelementptr i32, ptr %.pn, i64 %polly.indvar
52 ; CHECK: store i32 %cond.in.sroa.speculate.load.cond.false_p_scalar_, ptr %polly.access..pn{{[0-9]*}}, align 4, !alias.scope !0, !noalias !3
53 ; CHECK: br label %polly.merge
55 ; CHECK-LABEL: polly.stmt.cond.false{{[0-9]*}}:
56 ; CHECK: %polly.access..pn{{[0-9]*}} = getelementptr i32, ptr %.pn, i64 0
57 ; CHECK: store i32 %cond.in.sroa.speculate.load.cond.false_p_scalar_{{[0-9]*}}, ptr %polly.access..pn{{[0-9]*}}, align 4, !alias.scope !0, !noalias !3
58 ; CHECK: br label %polly.stmt.cond.end{{[0-9]*}}