llvm-project/polly/test/ScheduleOptimizer/prevectorization.ll

79 lines
3.5 KiB
LLVM

; RUN: opt -S %loadPolly -basicaa -polly-opt-isl -polly-vectorizer=polly -polly-ast -analyze < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@C = common global [1536 x [1536 x float]] zeroinitializer, align 16
@A = common global [1536 x [1536 x float]] zeroinitializer, align 16
@B = common global [1536 x [1536 x float]] zeroinitializer, align 16
; Function Attrs: nounwind uwtable
define void @foo() #0 {
entry:
br label %entry.split
entry.split: ; preds = %entry
br label %for.cond1.preheader
for.cond1.preheader: ; preds = %entry.split, %for.inc28
%indvar4 = phi i64 [ 0, %entry.split ], [ %indvar.next5, %for.inc28 ]
br label %for.body3
for.body3: ; preds = %for.cond1.preheader, %for.inc25
%indvar6 = phi i64 [ 0, %for.cond1.preheader ], [ %indvar.next7, %for.inc25 ]
%arrayidx24 = getelementptr [1536 x [1536 x float]]* @C, i64 0, i64 %indvar4, i64 %indvar6
store float 0.000000e+00, float* %arrayidx24, align 4
br label %for.body8
for.body8: ; preds = %for.body3, %for.body8
%indvar = phi i64 [ 0, %for.body3 ], [ %indvar.next, %for.body8 ]
%arrayidx16 = getelementptr [1536 x [1536 x float]]* @A, i64 0, i64 %indvar4, i64 %indvar
%arrayidx20 = getelementptr [1536 x [1536 x float]]* @B, i64 0, i64 %indvar, i64 %indvar6
%0 = load float* %arrayidx24, align 4
%1 = load float* %arrayidx16, align 4
%2 = load float* %arrayidx20, align 4
%mul = fmul float %1, %2
%add = fadd float %0, %mul
store float %add, float* %arrayidx24, align 4
%indvar.next = add i64 %indvar, 1
%exitcond = icmp ne i64 %indvar.next, 1536
br i1 %exitcond, label %for.body8, label %for.inc25
for.inc25: ; preds = %for.body8
%indvar.next7 = add i64 %indvar6, 1
%exitcond8 = icmp ne i64 %indvar.next7, 1536
br i1 %exitcond8, label %for.body3, label %for.inc28
for.inc28: ; preds = %for.inc25
%indvar.next5 = add i64 %indvar4, 1
%exitcond9 = icmp ne i64 %indvar.next5, 1536
br i1 %exitcond9, label %for.cond1.preheader, label %for.end30
for.end30: ; preds = %for.inc28
ret void
}
attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
; CHECK: #pragma omp parallel for
; CHECK: for (int c1 = 0; c1 <= 1535; c1 += 32)
; CHECK: for (int c2 = 0; c2 <= 1535; c2 += 32)
; CHECK: for (int c3 = c1; c3 <= c1 + 31; c3 += 1)
; CHECK: for (int c4 = c2; c4 <= c2 + 31; c4 += 4)
; CHECK: #pragma simd
; CHECK: for (int c5 = c4; c5 <= c4 + 3; c5 += 1)
; CHECK: Stmt_for_body3(c3, c5);
; CHECK: #pragma omp parallel for
; CHECK: for (int c1 = 0; c1 <= 1535; c1 += 32)
; CHECK: for (int c2 = 0; c2 <= 1535; c2 += 32)
; CHECK: for (int c3 = 0; c3 <= 1535; c3 += 32)
; CHECK: for (int c4 = c1; c4 <= c1 + 31; c4 += 1)
; CHECK: for (int c5 = c2; c5 <= c2 + 31; c5 += 4)
; CHECK: for (int c6 = c3; c6 <= c3 + 31; c6 += 1)
; CHECK: #pragma simd
; CHECK: for (int c7 = c5; c7 <= c5 + 3; c7 += 1)
; CHECK: Stmt_for_body8(c4, c7, c6);
!llvm.ident = !{!0}
!0 = metadata !{metadata !"clang version 3.5.0 "}