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 no-vfa-vect-101.c
4 ; opt -correlated-propagation -mem2reg -instcombine -loop-simplify -indvars -instnamer no-vfa-vect-101.s > no-vfa-vect-101.ll
6 ; ModuleID = 'no-vfa-vect-101.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 @a = internal global [9 x i32] [i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9], align 16
11 @b = internal global [9 x i32] [i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 0], align 16
13 define i32 @main1(i32 %x, i32 %y) nounwind uwtable noinline {
15 %call = call noalias i8* @malloc(i64 72) nounwind
16 %tmp10 = sext i32 %y to i64
17 %tmp12 = mul i64 %tmp10, 4
18 %tmp17 = sext i32 %x to i64
19 %tmp18 = mul i64 %tmp17, 4
22 for.cond: ; preds = %for.inc, %entry
23 %indvar7 = phi i64 [ %indvar.next8, %for.inc ], [ 0, %entry ]
24 %tmp9 = mul i64 %indvar7, 4
25 %tmp13 = add i64 %tmp12, %tmp9
26 %scevgep14 = getelementptr i8* %call, i64 %tmp13
27 %add.ptr18 = bitcast i8* %scevgep14 to i32*
28 %arrayidx10 = getelementptr [9 x i32]* @b, i64 0, i64 %indvar7
29 %tmp19 = add i64 %tmp18, %tmp9
30 %scevgep20 = getelementptr i8* %call, i64 %tmp19
31 %add.ptr7 = bitcast i8* %scevgep20 to i32*
32 %arrayidx = getelementptr [9 x i32]* @a, i64 0, i64 %indvar7
33 %exitcond = icmp ne i64 %indvar7, 9
34 br i1 %exitcond, label %for.body, label %for.end
36 for.body: ; preds = %for.cond
37 %tmp2 = load i32* %arrayidx, align 4
38 store i32 %tmp2, i32* %add.ptr7, align 4
39 %tmp11 = load i32* %arrayidx10, align 4
40 store i32 %tmp11, i32* %add.ptr18, align 4
43 for.inc: ; preds = %for.body
44 %indvar.next8 = add i64 %indvar7, 1
47 for.end: ; preds = %for.cond
50 for.cond20: ; preds = %for.inc44, %for.end
51 %indvar = phi i64 [ %indvar.next, %for.inc44 ], [ 0, %for.end ]
52 %arrayidx41 = getelementptr [9 x i32]* @b, i64 0, i64 %indvar
53 %tmp = mul i64 %indvar, 4
54 %tmp1 = add i64 %tmp, 36
55 %scevgep = getelementptr i8* %call, i64 %tmp1
56 %arrayidx37 = bitcast i8* %scevgep to i32*
57 %arrayidx31 = getelementptr [9 x i32]* @a, i64 0, i64 %indvar
58 %scevgep4 = getelementptr i8* %call, i64 %tmp
59 %arrayidx27 = bitcast i8* %scevgep4 to i32*
60 %i.1 = trunc i64 %indvar to i32
61 %cmp22 = icmp slt i32 %i.1, 9
62 br i1 %cmp22, label %for.body23, label %for.end47
64 for.body23: ; preds = %for.cond20
65 %tmp28 = load i32* %arrayidx27, align 4
66 %tmp32 = load i32* %arrayidx31, align 4
67 %cmp33 = icmp eq i32 %tmp28, %tmp32
68 br i1 %cmp33, label %lor.lhs.false, label %if.then
70 lor.lhs.false: ; preds = %for.body23
71 %tmp38 = load i32* %arrayidx37, align 4
72 %tmp42 = load i32* %arrayidx41, align 4
73 %cmp43 = icmp eq i32 %tmp38, %tmp42
74 br i1 %cmp43, label %if.end, label %if.then
76 if.then: ; preds = %lor.lhs.false, %for.body23
77 call void @abort() noreturn nounwind
80 if.end: ; preds = %lor.lhs.false
83 for.inc44: ; preds = %if.end
84 %indvar.next = add i64 %indvar, 1
87 for.end47: ; preds = %for.cond20
91 declare noalias i8* @malloc(i64) nounwind
93 declare void @abort() noreturn nounwind
95 define i32 @main() nounwind uwtable {
97 call void @check_vect()
98 %call = call i32 @main1(i32 0, i32 9)
102 define internal void @check_vect() nounwind uwtable noinline {
104 %a = alloca i32, align 4
105 %b = alloca i32, align 4
106 %c = alloca i32, align 4
107 %d = alloca i32, align 4
108 %call = call void (i32)* (i32, void (i32)*)* @signal(i32 4, void (i32)* @sig_ill_handler) nounwind
109 %call1 = call i32 @__get_cpuid(i32 1, i32* %a, i32* %b, i32* %c, i32* %d)
110 %tobool = icmp eq i32 %call1, 0
111 br i1 %tobool, label %if.then, label %lor.lhs.false
113 lor.lhs.false: ; preds = %entry
114 %tmp4 = load i32* %d, align 4
115 %and6 = and i32 %tmp4, 67108864
116 %cmp = icmp eq i32 %and6, 0
117 br i1 %cmp, label %if.then, label %if.end
119 if.then: ; preds = %entry, %lor.lhs.false
120 call void @exit(i32 0) noreturn nounwind
123 if.end: ; preds = %lor.lhs.false
124 %call7 = call void (i32)* (i32, void (i32)*)* @signal(i32 4, void (i32)* null) nounwind
128 declare void (i32)* @signal(i32, void (i32)*) nounwind
130 define internal void @sig_ill_handler(i32 %sig) nounwind uwtable {
132 call void @exit(i32 0) noreturn nounwind
135 return: ; No predecessors!
139 define internal i32 @__get_cpuid(i32 %__level, i32* %__eax, i32* %__ebx, i32* %__ecx, i32* %__edx) nounwind uwtable inlinehint {
141 %and = and i32 %__level, -2147483648
142 %call = call i32 @__get_cpuid_max(i32 %and, i32* null)
143 %cmp = icmp ult i32 %call, %__level
144 br i1 %cmp, label %if.then, label %if.end
146 if.then: ; preds = %entry
149 if.end: ; preds = %entry
150 %tmp = call { i32, i32, i32, i32 } asm "cpuid\0A\09", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %__level) nounwind, !srcloc !0
151 %asmresult = extractvalue { i32, i32, i32, i32 } %tmp, 0
152 %asmresult8 = extractvalue { i32, i32, i32, i32 } %tmp, 1
153 %asmresult9 = extractvalue { i32, i32, i32, i32 } %tmp, 2
154 %asmresult10 = extractvalue { i32, i32, i32, i32 } %tmp, 3
155 store i32 %asmresult, i32* %__eax, align 4
156 store i32 %asmresult8, i32* %__ebx, align 4
157 store i32 %asmresult9, i32* %__ecx, align 4
158 store i32 %asmresult10, i32* %__edx, align 4
161 return: ; preds = %if.end, %if.then
162 %retval.0 = phi i32 [ 0, %if.then ], [ 1, %if.end ]
166 declare void @exit(i32) noreturn nounwind
168 define internal i32 @__get_cpuid_max(i32 %__ext, i32* %__sig) nounwind uwtable inlinehint {
170 %tmp = call { i32, i32, i32, i32 } asm "cpuid\0A\09", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %__ext) nounwind, !srcloc !1
171 %asmresult = extractvalue { i32, i32, i32, i32 } %tmp, 0
172 %tobool = icmp eq i32* %__sig, null
173 br i1 %tobool, label %if.end, label %if.then
175 if.then: ; preds = %entry
176 %asmresult1 = extractvalue { i32, i32, i32, i32 } %tmp, 1
177 store i32 %asmresult1, i32* %__sig, align 4
180 if.end: ; preds = %entry, %if.then
184 !0 = metadata !{i32 -2147226172, i32 -2147226164}
185 !1 = metadata !{i32 -2147226295, i32 -2147226287}