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-float-extend-1.c
4 ; opt -correlated-propagation -mem2reg -instcombine -loop-simplify -indvars -instnamer vect-float-extend-1.s > vect-float-extend-1.ll
6 ; ModuleID = 'vect-float-extend-1.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 @fb = global [32 x float] [float 0x3FD99999A0000000, float 3.500000e+00, float 0x401A666660000000, float 0x4022CCCCC0000000, float 1.250000e+01, float 0x402F333340000000, float 0x4032666660000000, float 2.150000e+01, float 0x40389999A0000000, float 0x403B666660000000, float 3.050000e+01, float 0x4040CCCCC0000000, float 0x4042333340000000, float 3.950000e+01, float 0x40454CCCC0000000, float 0x4046B33340000000, float 5.000000e-01, float 0x400CCCCCC0000000, float 0x40199999A0000000, float 9.500000e+00, float 0x4029333340000000, float 0x402ECCCCC0000000, float 1.850000e+01, float 0x40359999A0000000, float 0x4038666660000000, float 2.750000e+01, float 0x403E9999A0000000, float 0x4040B33340000000, float 3.650000e+01, float 0x4043CCCCC0000000, float 0x4045333340000000, float 4.550000e+01], align 16
11 @da = common global [32 x double] zeroinitializer, align 16
13 define i32 @main1() nounwind uwtable noinline {
17 for.cond: ; preds = %for.inc, %entry
18 %indvar1 = phi i64 [ %indvar.next2, %for.inc ], [ 0, %entry ]
19 %arrayidx5 = getelementptr [32 x double]* @da, i64 0, i64 %indvar1
20 %arrayidx = getelementptr [32 x float]* @fb, i64 0, i64 %indvar1
21 %exitcond = icmp ne i64 %indvar1, 32
22 br i1 %exitcond, label %for.body, label %for.end
24 for.body: ; preds = %for.cond
25 %tmp2 = load float* %arrayidx, align 4
26 %conv = fpext float %tmp2 to double
27 store double %conv, double* %arrayidx5, align 8
30 for.inc: ; preds = %for.body
31 %indvar.next2 = add i64 %indvar1, 1
34 for.end: ; preds = %for.cond
37 for.cond7: ; preds = %for.inc23, %for.end
38 %indvar = phi i64 [ %indvar.next, %for.inc23 ], [ 0, %for.end ]
39 %arrayidx18 = getelementptr [32 x float]* @fb, i64 0, i64 %indvar
40 %arrayidx14 = getelementptr [32 x double]* @da, i64 0, i64 %indvar
41 %i.1 = trunc i64 %indvar to i32
42 %cmp9 = icmp slt i32 %i.1, 32
43 br i1 %cmp9, label %for.body11, label %for.end26
45 for.body11: ; preds = %for.cond7
46 %tmp15 = load double* %arrayidx14, align 8
47 %tmp19 = load float* %arrayidx18, align 4
48 %conv20 = fpext float %tmp19 to double
49 %cmp21 = fcmp une double %tmp15, %conv20
50 br i1 %cmp21, label %if.then, label %if.end
52 if.then: ; preds = %for.body11
53 call void @abort() noreturn nounwind
56 if.end: ; preds = %for.body11
59 for.inc23: ; preds = %if.end
60 %indvar.next = add i64 %indvar, 1
63 for.end26: ; preds = %for.cond7
67 declare void @abort() noreturn
69 define i32 @main() nounwind uwtable {
71 call void @check_vect()
72 %call = call i32 @main1()
76 define internal void @check_vect() nounwind uwtable noinline {
78 %a = alloca i32, align 4
79 %b = alloca i32, align 4
80 %c = alloca i32, align 4
81 %d = alloca i32, align 4
82 %call = call void (i32)* (i32, void (i32)*)* @signal(i32 4, void (i32)* @sig_ill_handler) nounwind
83 %call1 = call i32 @__get_cpuid(i32 1, i32* %a, i32* %b, i32* %c, i32* %d)
84 %tobool = icmp eq i32 %call1, 0
85 br i1 %tobool, label %if.then, label %lor.lhs.false
87 lor.lhs.false: ; preds = %entry
88 %tmp4 = load i32* %d, align 4
89 %and6 = and i32 %tmp4, 67108864
90 %cmp = icmp eq i32 %and6, 0
91 br i1 %cmp, label %if.then, label %if.end
93 if.then: ; preds = %entry, %lor.lhs.false
94 call void @exit(i32 0) noreturn nounwind
97 if.end: ; preds = %lor.lhs.false
98 %call7 = call void (i32)* (i32, void (i32)*)* @signal(i32 4, void (i32)* null) nounwind
102 declare void (i32)* @signal(i32, void (i32)*) nounwind
104 define internal void @sig_ill_handler(i32 %sig) nounwind uwtable {
106 call void @exit(i32 0) noreturn nounwind
109 return: ; No predecessors!
113 define internal i32 @__get_cpuid(i32 %__level, i32* %__eax, i32* %__ebx, i32* %__ecx, i32* %__edx) nounwind uwtable inlinehint {
115 %and = and i32 %__level, -2147483648
116 %call = call i32 @__get_cpuid_max(i32 %and, i32* null)
117 %cmp = icmp ult i32 %call, %__level
118 br i1 %cmp, label %if.then, label %if.end
120 if.then: ; preds = %entry
123 if.end: ; preds = %entry
124 %tmp = call { i32, i32, i32, i32 } asm "cpuid\0A\09", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %__level) nounwind, !srcloc !0
125 %asmresult = extractvalue { i32, i32, i32, i32 } %tmp, 0
126 %asmresult8 = extractvalue { i32, i32, i32, i32 } %tmp, 1
127 %asmresult9 = extractvalue { i32, i32, i32, i32 } %tmp, 2
128 %asmresult10 = extractvalue { i32, i32, i32, i32 } %tmp, 3
129 store i32 %asmresult, i32* %__eax, align 4
130 store i32 %asmresult8, i32* %__ebx, align 4
131 store i32 %asmresult9, i32* %__ecx, align 4
132 store i32 %asmresult10, i32* %__edx, align 4
135 return: ; preds = %if.end, %if.then
136 %retval.0 = phi i32 [ 0, %if.then ], [ 1, %if.end ]
140 declare void @exit(i32) noreturn
142 define internal i32 @__get_cpuid_max(i32 %__ext, i32* %__sig) nounwind uwtable inlinehint {
144 %tmp = call { i32, i32, i32, i32 } asm "cpuid\0A\09", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %__ext) nounwind, !srcloc !1
145 %asmresult = extractvalue { i32, i32, i32, i32 } %tmp, 0
146 %tobool = icmp eq i32* %__sig, null
147 br i1 %tobool, label %if.end, label %if.then
149 if.then: ; preds = %entry
150 %asmresult1 = extractvalue { i32, i32, i32, i32 } %tmp, 1
151 store i32 %asmresult1, i32* %__sig, align 4
154 if.end: ; preds = %entry, %if.then
158 !0 = metadata !{i32 -2147343555, i32 -2147343547}
159 !1 = metadata !{i32 -2147343678, i32 -2147343670}