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 pr40254.c
4 ; opt -correlated-propagation -mem2reg -instcombine -loop-simplify -indvars -instnamer pr40254.s > pr40254.ll
6 ; ModuleID = 'pr40254.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 %struct.s = type { i32*, i32, i32, i32, i32* }
12 @arr = common global [64 x %struct.s] zeroinitializer, align 16
14 define void @foo(i32 %i, i32* %in_x, i32* %in_y) nounwind uwtable noinline {
16 %idxprom = sext i32 %i to i64
17 %x = getelementptr inbounds [64 x %struct.s]* @arr, i64 0, i64 %idxprom, i32 0
18 store i32* %in_x, i32** %x, align 16
19 %idxprom4 = sext i32 %i to i64
20 %y = getelementptr inbounds [64 x %struct.s]* @arr, i64 0, i64 %idxprom4, i32 4
21 store i32* %in_y, i32** %y, align 8
25 define i32 @main() nounwind uwtable {
27 %a = alloca i32, align 4
28 %b = alloca i32, align 4
29 call void @check_vect()
30 call void @foo(i32 5, i32* %a, i32* %b)
31 %tmp = load i32** getelementptr inbounds ([64 x %struct.s]* @arr, i64 0, i64 5, i32 0), align 16
32 %cmp = icmp eq i32* %tmp, %a
33 br i1 %cmp, label %lor.lhs.false, label %if.then
35 lor.lhs.false: ; preds = %entry
36 %tmp1 = load i32** getelementptr inbounds ([64 x %struct.s]* @arr, i64 0, i64 5, i32 4), align 8
37 %cmp2 = icmp eq i32* %tmp1, %b
38 br i1 %cmp2, label %if.end, label %if.then
40 if.then: ; preds = %lor.lhs.false, %entry
41 call void @abort() noreturn nounwind
44 if.end: ; preds = %lor.lhs.false
48 define internal void @check_vect() nounwind uwtable noinline {
50 %a = alloca i32, align 4
51 %b = alloca i32, align 4
52 %c = alloca i32, align 4
53 %d = alloca i32, align 4
54 %call = call void (i32)* (i32, void (i32)*)* @signal(i32 4, void (i32)* @sig_ill_handler) nounwind
55 %call1 = call i32 @__get_cpuid(i32 1, i32* %a, i32* %b, i32* %c, i32* %d)
56 %tobool = icmp eq i32 %call1, 0
57 br i1 %tobool, label %if.then, label %lor.lhs.false
59 lor.lhs.false: ; preds = %entry
60 %tmp4 = load i32* %d, align 4
61 %and6 = and i32 %tmp4, 67108864
62 %cmp = icmp eq i32 %and6, 0
63 br i1 %cmp, label %if.then, label %if.end
65 if.then: ; preds = %entry, %lor.lhs.false
66 call void @exit(i32 0) noreturn nounwind
69 if.end: ; preds = %lor.lhs.false
70 %call7 = call void (i32)* (i32, void (i32)*)* @signal(i32 4, void (i32)* null) nounwind
74 declare void @abort() noreturn nounwind
76 declare void (i32)* @signal(i32, void (i32)*) nounwind
78 define internal void @sig_ill_handler(i32 %sig) nounwind uwtable {
80 call void @exit(i32 0) noreturn nounwind
83 return: ; No predecessors!
87 define internal i32 @__get_cpuid(i32 %__level, i32* %__eax, i32* %__ebx, i32* %__ecx, i32* %__edx) nounwind uwtable inlinehint {
89 %and = and i32 %__level, -2147483648
90 %call = call i32 @__get_cpuid_max(i32 %and, i32* null)
91 %cmp = icmp ult i32 %call, %__level
92 br i1 %cmp, label %if.then, label %if.end
94 if.then: ; preds = %entry
97 if.end: ; preds = %entry
98 %tmp = call { i32, i32, i32, i32 } asm "cpuid\0A\09", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %__level) nounwind, !srcloc !0
99 %asmresult = extractvalue { i32, i32, i32, i32 } %tmp, 0
100 %asmresult8 = extractvalue { i32, i32, i32, i32 } %tmp, 1
101 %asmresult9 = extractvalue { i32, i32, i32, i32 } %tmp, 2
102 %asmresult10 = extractvalue { i32, i32, i32, i32 } %tmp, 3
103 store i32 %asmresult, i32* %__eax, align 4
104 store i32 %asmresult8, i32* %__ebx, align 4
105 store i32 %asmresult9, i32* %__ecx, align 4
106 store i32 %asmresult10, i32* %__edx, align 4
109 return: ; preds = %if.end, %if.then
110 %retval.0 = phi i32 [ 0, %if.then ], [ 1, %if.end ]
114 declare void @exit(i32) noreturn nounwind
116 define internal i32 @__get_cpuid_max(i32 %__ext, i32* %__sig) nounwind uwtable inlinehint {
118 %tmp = call { i32, i32, i32, i32 } asm "cpuid\0A\09", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %__ext) nounwind, !srcloc !1
119 %asmresult = extractvalue { i32, i32, i32, i32 } %tmp, 0
120 %tobool = icmp eq i32* %__sig, null
121 br i1 %tobool, label %if.end, label %if.then
123 if.then: ; preds = %entry
124 %asmresult1 = extractvalue { i32, i32, i32, i32 } %tmp, 1
125 store i32 %asmresult1, i32* %__sig, align 4
128 if.end: ; preds = %entry, %if.then
132 !0 = metadata !{i32 -2147226648, i32 -2147226640}
133 !1 = metadata !{i32 -2147226771, i32 -2147226763}