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-reduc-pattern-1a.c
4 ; opt -correlated-propagation -mem2reg -instcombine -loop-simplify -indvars -instnamer vect-reduc-pattern-1a.s > vect-reduc-pattern-1a.ll
6 ; ModuleID = 'vect-reduc-pattern-1a.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 @udata_sh = global [16 x i16] [i16 0, i16 2, i16 4, i16 6, i16 8, i16 10, i16 12, i16 14, i16 16, i16 18, i16 20, i16 22, i16 24, i16 26, i16 28, i16 0], align 16
12 define i32 @foo() nounwind uwtable noinline {
16 for.cond: ; preds = %for.inc, %entry
17 %indvar = phi i64 [ %indvar.next, %for.inc ], [ 0, %entry ]
18 %intsum.0 = phi i32 [ 0, %entry ], [ %add, %for.inc ]
19 %arrayidx = getelementptr [16 x i16]* @udata_sh, i64 0, i64 %indvar
20 %exitcond = icmp ne i64 %indvar, 16
21 br i1 %exitcond, label %for.body, label %for.end
23 for.body: ; preds = %for.cond
26 for.inc: ; preds = %for.body
27 %tmp2 = load i16* %arrayidx, align 2
28 %conv = zext i16 %tmp2 to i32
29 %add = add i32 %intsum.0, %conv
30 %indvar.next = add i64 %indvar, 1
33 for.end: ; preds = %for.cond
34 %intsum.0.lcssa = phi i32 [ %intsum.0, %for.cond ]
35 %cmp6 = icmp eq i32 %intsum.0.lcssa, 210
36 br i1 %cmp6, 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 declare void @abort() noreturn
48 define i32 @main() nounwind uwtable {
50 call void @check_vect()
51 %call = call i32 @foo()
55 define internal void @check_vect() nounwind uwtable noinline {
57 %a = alloca i32, align 4
58 %b = alloca i32, align 4
59 %c = alloca i32, align 4
60 %d = alloca i32, align 4
61 %call = call void (i32)* (i32, void (i32)*)* @signal(i32 4, void (i32)* @sig_ill_handler) nounwind
62 %call1 = call i32 @__get_cpuid(i32 1, i32* %a, i32* %b, i32* %c, i32* %d)
63 %tobool = icmp eq i32 %call1, 0
64 br i1 %tobool, label %if.then, label %lor.lhs.false
66 lor.lhs.false: ; preds = %entry
67 %tmp4 = load i32* %d, align 4
68 %and6 = and i32 %tmp4, 67108864
69 %cmp = icmp eq i32 %and6, 0
70 br i1 %cmp, label %if.then, label %if.end
72 if.then: ; preds = %entry, %lor.lhs.false
73 call void @exit(i32 0) noreturn nounwind
76 if.end: ; preds = %lor.lhs.false
77 %call7 = call void (i32)* (i32, void (i32)*)* @signal(i32 4, void (i32)* null) nounwind
81 declare void (i32)* @signal(i32, void (i32)*) nounwind
83 define internal void @sig_ill_handler(i32 %sig) nounwind uwtable {
85 call void @exit(i32 0) noreturn nounwind
88 return: ; No predecessors!
92 define internal i32 @__get_cpuid(i32 %__level, i32* %__eax, i32* %__ebx, i32* %__ecx, i32* %__edx) nounwind uwtable inlinehint {
94 %and = and i32 %__level, -2147483648
95 %call = call i32 @__get_cpuid_max(i32 %and, i32* null)
96 %cmp = icmp ult i32 %call, %__level
97 br i1 %cmp, label %if.then, label %if.end
99 if.then: ; preds = %entry
102 if.end: ; preds = %entry
103 %tmp = call { i32, i32, i32, i32 } asm "cpuid\0A\09", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %__level) nounwind, !srcloc !0
104 %asmresult = extractvalue { i32, i32, i32, i32 } %tmp, 0
105 %asmresult8 = extractvalue { i32, i32, i32, i32 } %tmp, 1
106 %asmresult9 = extractvalue { i32, i32, i32, i32 } %tmp, 2
107 %asmresult10 = extractvalue { i32, i32, i32, i32 } %tmp, 3
108 store i32 %asmresult, i32* %__eax, align 4
109 store i32 %asmresult8, i32* %__ebx, align 4
110 store i32 %asmresult9, i32* %__ecx, align 4
111 store i32 %asmresult10, i32* %__edx, align 4
114 return: ; preds = %if.end, %if.then
115 %retval.0 = phi i32 [ 0, %if.then ], [ 1, %if.end ]
119 declare void @exit(i32) noreturn
121 define internal i32 @__get_cpuid_max(i32 %__ext, i32* %__sig) nounwind uwtable inlinehint {
123 %tmp = call { i32, i32, i32, i32 } asm "cpuid\0A\09", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %__ext) nounwind, !srcloc !1
124 %asmresult = extractvalue { i32, i32, i32, i32 } %tmp, 0
125 %tobool = icmp eq i32* %__sig, null
126 br i1 %tobool, label %if.end, label %if.then
128 if.then: ; preds = %entry
129 %asmresult1 = extractvalue { i32, i32, i32, i32 } %tmp, 1
130 store i32 %asmresult1, i32* %__sig, align 4
133 if.end: ; preds = %entry, %if.then
137 !0 = metadata !{i32 -2147343424, i32 -2147343416}
138 !1 = metadata !{i32 -2147343547, i32 -2147343539}