1 ; RUN: opt %loadPolly %defaultOpts -polly-codegen -enable-polly-vector -dce -S %s | FileCheck %s
2 ; Obtained from C source as:
3 ; clang -S -emit-llvm -O0 pr36493.c
4 ; opt -correlated-propagation -mem2reg -instcombine -loop-simplify -indvars -instnamer pr36493.s > pr36493.ll
6 ; ModuleID = 'pr36493.s'
7 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"
8 target triple = "x86_64-unknown-linux-gnu"
10 define i32 @main() nounwind uwtable {
12 %x = alloca [12 x i64], align 16
13 call void @check_vect()
14 %arrayidx = getelementptr inbounds [12 x i64]* %x, i64 0, i64 0
15 store i64 1, i64* %arrayidx, align 16
18 for.cond: ; preds = %for.inc, %entry
19 %conv = phi i64 [ %indvar.next, %for.inc ], [ 0, %entry ]
20 %arrayidx3 = getelementptr [12 x i64]* %x, i64 0, i64 %conv
21 %exitcond = icmp ne i64 %conv, 12
22 br i1 %exitcond, label %for.body, label %for.end
24 for.body: ; preds = %for.cond
25 store i64 %conv, i64* %arrayidx3, align 8
28 for.inc: ; preds = %for.body
29 %indvar.next = add i64 %conv, 1
32 for.end: ; preds = %for.cond
33 %arrayidx5 = getelementptr inbounds [12 x i64]* %x, i64 0, i64 0
34 %tmp6 = load i64* %arrayidx5, align 16
35 %cmp7 = icmp eq i64 %tmp6, 0
36 br i1 %cmp7, label %if.end, label %if.then
38 if.then: ; preds = %for.end
39 call void @abort() noreturn nounwind
42 if.end: ; preds = %for.end
46 define internal void @check_vect() nounwind uwtable noinline {
48 %a = alloca i32, align 4
49 %b = alloca i32, align 4
50 %c = alloca i32, align 4
51 %d = alloca i32, align 4
52 %call = call void (i32)* (i32, void (i32)*)* @signal(i32 4, void (i32)* @sig_ill_handler) nounwind
53 %call1 = call i32 @__get_cpuid(i32 1, i32* %a, i32* %b, i32* %c, i32* %d)
54 %tobool = icmp eq i32 %call1, 0
55 br i1 %tobool, label %if.then, label %lor.lhs.false
57 lor.lhs.false: ; preds = %entry
58 %tmp4 = load i32* %d, align 4
59 %and6 = and i32 %tmp4, 67108864
60 %cmp = icmp eq i32 %and6, 0
61 br i1 %cmp, label %if.then, label %if.end
63 if.then: ; preds = %entry, %lor.lhs.false
64 call void @exit(i32 0) noreturn nounwind
67 if.end: ; preds = %lor.lhs.false
68 %call7 = call void (i32)* (i32, void (i32)*)* @signal(i32 4, void (i32)* null) nounwind
72 declare void @abort() noreturn
74 declare void (i32)* @signal(i32, void (i32)*) nounwind
76 define internal void @sig_ill_handler(i32 %sig) nounwind uwtable {
78 call void @exit(i32 0) noreturn nounwind
81 return: ; No predecessors!
85 define internal i32 @__get_cpuid(i32 %__level, i32* %__eax, i32* %__ebx, i32* %__ecx, i32* %__edx) nounwind uwtable inlinehint {
87 %and = and i32 %__level, -2147483648
88 %call = call i32 @__get_cpuid_max(i32 %and, i32* null)
89 %cmp = icmp ult i32 %call, %__level
90 br i1 %cmp, label %if.then, label %if.end
92 if.then: ; preds = %entry
95 if.end: ; preds = %entry
96 %tmp = call { i32, i32, i32, i32 } asm "cpuid\0A\09", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %__level) nounwind, !srcloc !0
97 %asmresult = extractvalue { i32, i32, i32, i32 } %tmp, 0
98 %asmresult8 = extractvalue { i32, i32, i32, i32 } %tmp, 1
99 %asmresult9 = extractvalue { i32, i32, i32, i32 } %tmp, 2
100 %asmresult10 = extractvalue { i32, i32, i32, i32 } %tmp, 3
101 store i32 %asmresult, i32* %__eax, align 4
102 store i32 %asmresult8, i32* %__ebx, align 4
103 store i32 %asmresult9, i32* %__ecx, align 4
104 store i32 %asmresult10, i32* %__edx, align 4
107 return: ; preds = %if.end, %if.then
108 %retval.0 = phi i32 [ 0, %if.then ], [ 1, %if.end ]
112 declare void @exit(i32) noreturn
114 define internal i32 @__get_cpuid_max(i32 %__ext, i32* %__sig) nounwind uwtable inlinehint {
116 %tmp = call { i32, i32, i32, i32 } asm "cpuid\0A\09", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %__ext) nounwind, !srcloc !1
117 %asmresult = extractvalue { i32, i32, i32, i32 } %tmp, 0
118 %tobool = icmp eq i32* %__sig, null
119 br i1 %tobool, label %if.end, label %if.then
121 if.then: ; preds = %entry
122 %asmresult1 = extractvalue { i32, i32, i32, i32 } %tmp, 1
123 store i32 %asmresult1, i32* %__sig, align 4
126 if.end: ; preds = %entry, %if.then
130 !0 = metadata !{i32 -2147345989, i32 -2147345981}
131 !1 = metadata !{i32 -2147346112, i32 -2147346104}