llvm-project/polly/test/ScopInfo/aliasing_many_arrays_to_com...

56 lines
1.9 KiB
LLVM

; RUN: opt %loadPolly -polly-scops -analyze \
; RUN: < %s | FileCheck %s --check-prefix=FOUND
; RUN: opt %loadPolly -polly-scops -analyze \
; RUN: -polly-rtc-max-arrays-per-group=3 < %s | FileCheck %s \
; RUN: --check-prefix=IGNORED
;
; FOUND: Function: foo
; IGNORED-NOT: Function: foo
;
; void foo(float *A, float *B, float *C, float *D) {
; for (long i = 0; i < 100; i++) {
; A[i]++;
; B[i]++;
; C[i]++;
; D[i]++;
; }
; }
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @foo(float* %A, float* %B, float* %C, float* %D) {
entry:
br label %for.cond
for.cond: ; preds = %for.inc, %entry
%i.0 = phi i64 [ 0, %entry ], [ %inc7, %for.inc ]
%exitcond = icmp ne i64 %i.0, 100
br i1 %exitcond, label %for.body, label %for.end
for.body: ; preds = %for.cond
%arrayidx = getelementptr inbounds float, float* %A, i64 %i.0
%tmp = load float, float* %arrayidx, align 4
%inc = fadd float %tmp, 1.000000e+00
store float %inc, float* %arrayidx, align 4
%arrayidx1 = getelementptr inbounds float, float* %B, i64 %i.0
%tmp1 = load float, float* %arrayidx1, align 4
%inc2 = fadd float %tmp1, 1.000000e+00
store float %inc2, float* %arrayidx1, align 4
%arrayidx3 = getelementptr inbounds float, float* %C, i64 %i.0
%tmp2 = load float, float* %arrayidx3, align 4
%inc4 = fadd float %tmp2, 1.000000e+00
store float %inc4, float* %arrayidx3, align 4
%arrayidx5 = getelementptr inbounds float, float* %D, i64 %i.0
%tmp3 = load float, float* %arrayidx5, align 4
%inc6 = fadd float %tmp3, 1.000000e+00
store float %inc6, float* %arrayidx5, align 4
br label %for.inc
for.inc: ; preds = %for.body
%inc7 = add nuw nsw i64 %i.0, 1
br label %for.cond
for.end: ; preds = %for.cond
ret void
}