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 vect-14.c
4 ; opt -correlated-propagation -mem2reg -instcombine -loop-simplify -indvars -instnamer vect-14.s > vect-14.ll
6 ; ModuleID = 'vect-14.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 @main1() nounwind uwtable noinline {
12 %ia = alloca [16 x i32], align 16
15 for.cond: ; preds = %for.inc, %entry
16 %indvar1 = phi i64 [ %indvar.next2, %for.inc ], [ 0, %entry ]
17 %arrayidx = getelementptr [16 x i32]* %ia, i64 0, i64 %indvar1
18 %i.0 = trunc i64 %indvar1 to i32
19 %exitcond = icmp ne i64 %indvar1, 16
20 br i1 %exitcond, label %for.body, label %for.end
22 for.body: ; preds = %for.cond
23 store i32 %i.0, i32* %arrayidx, align 4
26 for.inc: ; preds = %for.body
27 %indvar.next2 = add i64 %indvar1, 1
30 for.end: ; preds = %for.cond
33 for.cond4: ; preds = %for.inc14, %for.end
34 %indvar = phi i64 [ %indvar.next, %for.inc14 ], [ 0, %for.end ]
35 %i.1 = trunc i64 %indvar to i32
36 %arrayidx10 = getelementptr [16 x i32]* %ia, i64 0, i64 %indvar
37 %cmp6 = icmp slt i32 %i.1, 16
38 br i1 %cmp6, label %for.body7, label %for.end17
40 for.body7: ; preds = %for.cond4
41 %tmp11 = load i32* %arrayidx10, align 4
42 %cmp13 = icmp eq i32 %tmp11, %i.1
43 br i1 %cmp13, label %if.end, label %if.then
45 if.then: ; preds = %for.body7
46 call void @abort() noreturn nounwind
49 if.end: ; preds = %for.body7
52 for.inc14: ; preds = %if.end
53 %indvar.next = add i64 %indvar, 1
56 for.end17: ; preds = %for.cond4
60 declare void @abort() noreturn
62 define i32 @main() nounwind uwtable {
64 call void @check_vect()
65 %call = call i32 @main1()
69 define internal void @check_vect() nounwind uwtable noinline {
71 %a = alloca i32, align 4
72 %b = alloca i32, align 4
73 %c = alloca i32, align 4
74 %d = alloca i32, align 4
75 %call = call void (i32)* (i32, void (i32)*)* @signal(i32 4, void (i32)* @sig_ill_handler) nounwind
76 %call1 = call i32 @__get_cpuid(i32 1, i32* %a, i32* %b, i32* %c, i32* %d)
77 %tobool = icmp eq i32 %call1, 0
78 br i1 %tobool, label %if.then, label %lor.lhs.false
80 lor.lhs.false: ; preds = %entry
81 %tmp4 = load i32* %d, align 4
82 %and6 = and i32 %tmp4, 67108864
83 %cmp = icmp eq i32 %and6, 0
84 br i1 %cmp, label %if.then, label %if.end
86 if.then: ; preds = %entry, %lor.lhs.false
87 call void @exit(i32 0) noreturn nounwind
90 if.end: ; preds = %lor.lhs.false
91 %call7 = call void (i32)* (i32, void (i32)*)* @signal(i32 4, void (i32)* null) nounwind
95 declare void (i32)* @signal(i32, void (i32)*) nounwind
97 define internal void @sig_ill_handler(i32 %sig) nounwind uwtable {
99 call void @exit(i32 0) noreturn nounwind
102 return: ; No predecessors!
106 define internal i32 @__get_cpuid(i32 %__level, i32* %__eax, i32* %__ebx, i32* %__ecx, i32* %__edx) nounwind uwtable inlinehint {
108 %and = and i32 %__level, -2147483648
109 %call = call i32 @__get_cpuid_max(i32 %and, i32* null)
110 %cmp = icmp ult i32 %call, %__level
111 br i1 %cmp, label %if.then, label %if.end
113 if.then: ; preds = %entry
116 if.end: ; preds = %entry
117 %tmp = call { i32, i32, i32, i32 } asm "cpuid\0A\09", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %__level) nounwind, !srcloc !0
118 %asmresult = extractvalue { i32, i32, i32, i32 } %tmp, 0
119 %asmresult8 = extractvalue { i32, i32, i32, i32 } %tmp, 1
120 %asmresult9 = extractvalue { i32, i32, i32, i32 } %tmp, 2
121 %asmresult10 = extractvalue { i32, i32, i32, i32 } %tmp, 3
122 store i32 %asmresult, i32* %__eax, align 4
123 store i32 %asmresult8, i32* %__ebx, align 4
124 store i32 %asmresult9, i32* %__ecx, align 4
125 store i32 %asmresult10, i32* %__edx, align 4
128 return: ; preds = %if.end, %if.then
129 %retval.0 = phi i32 [ 0, %if.then ], [ 1, %if.end ]
133 declare void @exit(i32) noreturn
135 define internal i32 @__get_cpuid_max(i32 %__ext, i32* %__sig) nounwind uwtable inlinehint {
137 %tmp = call { i32, i32, i32, i32 } asm "cpuid\0A\09", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %__ext) nounwind, !srcloc !1
138 %asmresult = extractvalue { i32, i32, i32, i32 } %tmp, 0
139 %tobool = icmp eq i32* %__sig, null
140 br i1 %tobool, label %if.end, label %if.then
142 if.then: ; preds = %entry
143 %asmresult1 = extractvalue { i32, i32, i32, i32 } %tmp, 1
144 store i32 %asmresult1, i32* %__sig, align 4
147 if.end: ; preds = %entry, %if.then
151 !0 = metadata !{i32 -2147343782, i32 -2147343774}
152 !1 = metadata !{i32 -2147343905, i32 -2147343897}