llvm-project/polly/test/ScopInfo/NonAffine/div_domain.ll

69 lines
2.5 KiB
LLVM

; RUN: opt %loadPolly -polly-print-scops -disable-output < %s | FileCheck %s
;
; void foo(float *A) {
; for (long i = 0; i < 16; i++) {
; A[i] += 1;
; if (i / 2 == 3)
; A[i] += 2;
; }
; }
;
; CHECK: Statements {
; CHECK-NEXT: Stmt_for_body
; CHECK-NEXT: Domain :=
; CHECK-NEXT: { Stmt_for_body[i0] : 0 <= i0 <= 15 };
; CHECK-NEXT: Schedule :=
; CHECK-NEXT: { Stmt_for_body[i0] -> [i0, 0] };
; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
; CHECK-NEXT: { Stmt_for_body[i0] -> MemRef_A[i0] };
; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
; CHECK-NEXT: { Stmt_for_body[i0] -> MemRef_A[i0] };
; CHECK-NEXT: Stmt_if_then
; CHECK-NEXT: Domain :=
; CHECK-NEXT: { Stmt_if_then[i0] : 6 <= i0 <= 7 };
; CHECK-NEXT: Schedule :=
; CHECK-NEXT: { Stmt_if_then[i0] -> [i0, 1] };
; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
; CHECK-NEXT: { Stmt_if_then[i0] -> MemRef_A[i0] };
; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
; CHECK-NEXT: { Stmt_if_then[i0] -> MemRef_A[i0] };
; CHECK-NEXT: }
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @foo(float* %A) {
entry:
br label %for.cond
for.cond: ; preds = %for.inc, %entry
%i.0 = phi i64 [ 0, %entry ], [ %inc, %for.inc ]
%exitcond = icmp ne i64 %i.0, 16
br i1 %exitcond, label %for.body, label %for.end
for.body: ; preds = %for.cond
%arrayidx0 = getelementptr inbounds float, float* %A, i64 %i.0
%tmp0 = load float, float* %arrayidx0, align 4
%add0 = fadd float %tmp0, 2.000000e+00
store float %add0, float* %arrayidx0, align 4
%rem1 = sdiv i64 %i.0, 2
%tobool = icmp ne i64 %rem1, 3
br i1 %tobool, label %if.end, label %if.then
if.then: ; preds = %for.body
%arrayidx = getelementptr inbounds float, float* %A, i64 %i.0
%tmp = load float, float* %arrayidx, align 4
%add = fadd float %tmp, 2.000000e+00
store float %add, float* %arrayidx, align 4
br label %if.end
if.end: ; preds = %for.body, %if.then
br label %for.inc
for.inc: ; preds = %if.end
%inc = add nuw nsw i64 %i.0, 1
br label %for.cond
for.end: ; preds = %for.cond
ret void
}