2012-04-16-Trivially-vectorizable-loops.ll
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; RUN: opt %loadPolly -basicaa -polly-opt-isl -polly-vectorizer=polly < %s
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-S128"
%struct._IO_FILE = type { i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, %struct._IO_marker*, %struct._IO_FILE*, i32, i32, i64, i16, i8, [1 x i8], i8*, i64, i8*, i8*, i8*, i8*, i64, i32, [20 x i8] }
%struct._IO_marker = type { %struct._IO_marker*, %struct._IO_FILE*, i32 }
@A = common global [1536 x [1536 x float]] zeroinitializer, align 16
@B = common global [1536 x [1536 x float]] zeroinitializer, align 16
@stdout = external global %struct._IO_FILE*
@.str = private unnamed_addr constant [5 x i8] c"%lf \00", align 1
@C = common global [1536 x [1536 x float]] zeroinitializer, align 16
@.str1 = private unnamed_addr constant [2 x i8] c"\0A\00", align 1
define void @init_array() nounwind uwtable {
entry:
br label %for.cond
for.cond: ; preds = %for.inc17, %entry
%i.0 = phi i32 [ 0, %entry ], [ %inc18, %for.inc17 ]
%cmp = icmp slt i32 %i.0, 1536
br i1 %cmp, label %for.body, label %for.end19
for.body: ; preds = %for.cond
br label %for.cond1
for.cond1: ; preds = %for.inc, %for.body
%j.0 = phi i32 [ 0, %for.body ], [ %inc, %for.inc ]
%cmp2 = icmp slt i32 %j.0, 1536
br i1 %cmp2, label %for.body3, label %for.end
for.body3: ; preds = %for.cond1
%mul = mul nsw i32 %i.0, %j.0
%rem = srem i32 %mul, 1024
%add = add nsw i32 1, %rem
%conv = sitofp i32 %add to double
%div = fdiv double %conv, 2.000000e+00
%conv4 = fptrunc double %div to float
%idxprom = sext i32 %j.0 to i64
%idxprom5 = sext i32 %i.0 to i64
%arrayidx = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @A, i32 0, i64 %idxprom5
%arrayidx6 = getelementptr inbounds [1536 x float], [1536 x float]* %arrayidx, i32 0, i64 %idxprom
store float %conv4, float* %arrayidx6, align 4
%mul7 = mul nsw i32 %i.0, %j.0
%rem8 = srem i32 %mul7, 1024
%add9 = add nsw i32 1, %rem8
%conv10 = sitofp i32 %add9 to double
%div11 = fdiv double %conv10, 2.000000e+00
%conv12 = fptrunc double %div11 to float
%idxprom13 = sext i32 %j.0 to i64
%idxprom14 = sext i32 %i.0 to i64
%arrayidx15 = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @B, i32 0, i64 %idxprom14
%arrayidx16 = getelementptr inbounds [1536 x float], [1536 x float]* %arrayidx15, i32 0, i64 %idxprom13
store float %conv12, float* %arrayidx16, align 4
br label %for.inc
for.inc: ; preds = %for.body3
%inc = add nsw i32 %j.0, 1
br label %for.cond1
for.end: ; preds = %for.cond1
br label %for.inc17
for.inc17: ; preds = %for.end
%inc18 = add nsw i32 %i.0, 1
br label %for.cond
for.end19: ; preds = %for.cond
ret void
}
define void @print_array() nounwind uwtable {
entry:
br label %for.cond
for.cond: ; preds = %for.inc10, %entry
%i.0 = phi i32 [ 0, %entry ], [ %inc11, %for.inc10 ]
%cmp = icmp slt i32 %i.0, 1536
br i1 %cmp, label %for.body, label %for.end12
for.body: ; preds = %for.cond
br label %for.cond1
for.cond1: ; preds = %for.inc, %for.body
%j.0 = phi i32 [ 0, %for.body ], [ %inc, %for.inc ]
%cmp2 = icmp slt i32 %j.0, 1536
br i1 %cmp2, label %for.body3, label %for.end
for.body3: ; preds = %for.cond1
%0 = load %struct._IO_FILE*, %struct._IO_FILE** @stdout, align 8
%idxprom = sext i32 %j.0 to i64
%idxprom4 = sext i32 %i.0 to i64
%arrayidx = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @C, i32 0, i64 %idxprom4
%arrayidx5 = getelementptr inbounds [1536 x float], [1536 x float]* %arrayidx, i32 0, i64 %idxprom
%1 = load float, float* %arrayidx5, align 4
%conv = fpext float %1 to double
%call = call i32 (%struct._IO_FILE*, i8*, ...) @fprintf(%struct._IO_FILE* %0, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i32 0, i32 0), double %conv)
%rem = srem i32 %j.0, 80
%cmp6 = icmp eq i32 %rem, 79
br i1 %cmp6, label %if.then, label %if.end
if.then: ; preds = %for.body3
%2 = load %struct._IO_FILE*, %struct._IO_FILE** @stdout, align 8
%call8 = call i32 (%struct._IO_FILE*, i8*, ...) @fprintf(%struct._IO_FILE* %2, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str1, i32 0, i32 0))
br label %if.end
if.end: ; preds = %if.then, %for.body3
br label %for.inc
for.inc: ; preds = %if.end
%inc = add nsw i32 %j.0, 1
br label %for.cond1
for.end: ; preds = %for.cond1
%3 = load %struct._IO_FILE*, %struct._IO_FILE** @stdout, align 8
%call9 = call i32 (%struct._IO_FILE*, i8*, ...) @fprintf(%struct._IO_FILE* %3, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str1, i32 0, i32 0))
br label %for.inc10
for.inc10: ; preds = %for.end
%inc11 = add nsw i32 %i.0, 1
br label %for.cond
for.end12: ; preds = %for.cond
ret void
}
declare i32 @fprintf(%struct._IO_FILE*, i8*, ...)
define i32 @main() nounwind uwtable {
entry:
call void @init_array()
br label %for.cond
for.cond: ; preds = %for.inc28, %entry
%i.0 = phi i32 [ 0, %entry ], [ %inc29, %for.inc28 ]
%cmp = icmp slt i32 %i.0, 1536
br i1 %cmp, label %for.body, label %for.end30
for.body: ; preds = %for.cond
br label %for.cond1
for.cond1: ; preds = %for.inc25, %for.body
%j.0 = phi i32 [ 0, %for.body ], [ %inc26, %for.inc25 ]
%cmp2 = icmp slt i32 %j.0, 1536
br i1 %cmp2, label %for.body3, label %for.end27
for.body3: ; preds = %for.cond1
%idxprom = sext i32 %j.0 to i64
%idxprom4 = sext i32 %i.0 to i64
%arrayidx = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @C, i32 0, i64 %idxprom4
%arrayidx5 = getelementptr inbounds [1536 x float], [1536 x float]* %arrayidx, i32 0, i64 %idxprom
store float 0.000000e+00, float* %arrayidx5, align 4
br label %for.cond6
for.cond6: ; preds = %for.inc, %for.body3
%k.0 = phi i32 [ 0, %for.body3 ], [ %inc, %for.inc ]
%cmp7 = icmp slt i32 %k.0, 1536
br i1 %cmp7, label %for.body8, label %for.end
for.body8: ; preds = %for.cond6
%idxprom9 = sext i32 %j.0 to i64
%idxprom10 = sext i32 %i.0 to i64
%arrayidx11 = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @C, i32 0, i64 %idxprom10
%arrayidx12 = getelementptr inbounds [1536 x float], [1536 x float]* %arrayidx11, i32 0, i64 %idxprom9
%0 = load float, float* %arrayidx12, align 4
%idxprom13 = sext i32 %k.0 to i64
%idxprom14 = sext i32 %i.0 to i64
%arrayidx15 = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @A, i32 0, i64 %idxprom14
%arrayidx16 = getelementptr inbounds [1536 x float], [1536 x float]* %arrayidx15, i32 0, i64 %idxprom13
%1 = load float, float* %arrayidx16, align 4
%idxprom17 = sext i32 %j.0 to i64
%idxprom18 = sext i32 %k.0 to i64
%arrayidx19 = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @B, i32 0, i64 %idxprom18
%arrayidx20 = getelementptr inbounds [1536 x float], [1536 x float]* %arrayidx19, i32 0, i64 %idxprom17
%2 = load float, float* %arrayidx20, align 4
%mul = fmul float %1, %2
%add = fadd float %0, %mul
%idxprom21 = sext i32 %j.0 to i64
%idxprom22 = sext i32 %i.0 to i64
%arrayidx23 = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @C, i32 0, i64 %idxprom22
%arrayidx24 = getelementptr inbounds [1536 x float], [1536 x float]* %arrayidx23, i32 0, i64 %idxprom21
store float %add, float* %arrayidx24, align 4
br label %for.inc
for.inc: ; preds = %for.body8
%inc = add nsw i32 %k.0, 1
br label %for.cond6
for.end: ; preds = %for.cond6
br label %for.inc25
for.inc25: ; preds = %for.end
%inc26 = add nsw i32 %j.0, 1
br label %for.cond1
for.end27: ; preds = %for.cond1
br label %for.inc28
for.inc28: ; preds = %for.end27
%inc29 = add nsw i32 %i.0, 1
br label %for.cond
for.end30: ; preds = %for.cond
ret i32 0
}