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 fast-math-vect-pow-2.c
4 ; opt -correlated-propagation -mem2reg -instcombine -loop-simplify -indvars -instnamer fast-math-vect-pow-2.s > fast-math-vect-pow-2.ll
6 ; ModuleID = 'fast-math-vect-pow-2.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.anon = type { double, double }
12 @S = common global [100 x %struct.anon] zeroinitializer, align 16
14 define double @main1() nounwind uwtable {
18 for.cond: ; preds = %for.inc, %entry
19 %tmp = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
20 %exitcond = icmp ne i32 %tmp, 16
21 br i1 %exitcond, label %for.body, label %for.end
23 for.body: ; preds = %for.cond
24 %conv = sitofp i32 %tmp to double
25 %div = fdiv double %conv, 1.000000e+01
26 %mul = fmul double %div, %div
27 store double %mul, double* getelementptr inbounds ([100 x %struct.anon]* @S, i64 0, i64 5, i32 0), align 16
30 for.inc: ; preds = %for.body
31 %inc = add nsw i32 %tmp, 1
34 for.end: ; preds = %for.cond
35 %tmp5 = load double* getelementptr inbounds ([100 x %struct.anon]* @S, i64 0, i64 5, i32 0), align 16
39 define i32 @main() nounwind uwtable {
41 %call = call double @main1()