multidim_only_ivs_3d.ll
2.02 KB
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; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %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"
; void foo(long n, long m, long o, double A[n][m][o]) {
;
; for (long i = 0; i < n; i++)
; for (long j = 0; j < m; j++)
; for (long k = 0; k < o; k++)
; A[i][j][k] = 1.0;
; }
; CHECK: Assumed Context:
; CHECK-NEXT: [o, m, n] -> { : }
;
; CHECK: p0: %o
; CHECK-NEXT: p1: %m
; CHECK-NEXT: p2: %n
; CHECK-NOT: p3
;
; CHECK: Statements {
; CHECK-NEXT: Stmt_for_k
; CHECK-NEXT: Domain :=
; CHECK-NEXT: [o, m, n] -> { Stmt_for_k[i0, i1, i2] : 0 <= i0 < n and 0 <= i1 < m and 0 <= i2 < o };
; CHECK-NEXT: Schedule :=
; CHECK-NEXT: [o, m, n] -> { Stmt_for_k[i0, i1, i2] -> [i0, i1, i2] };
; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
; CHECK-NEXT: [o, m, n] -> { Stmt_for_k[i0, i1, i2] -> MemRef_A[i0, i1, i2] };
; CHECK-NEXT: }
define void @foo(i64 %n, i64 %m, i64 %o, double* %A) {
entry:
br label %for.i
for.i:
%i = phi i64 [ 0, %entry ], [ %i.inc, %for.i.inc ]
br label %for.j
for.j:
%j = phi i64 [ 0, %for.i ], [ %j.inc, %for.j.inc ]
br label %for.k
for.k:
%k = phi i64 [ 0, %for.j ], [ %k.inc, %for.k.inc ]
%subscript0 = mul i64 %i, %m
%subscript1 = add i64 %j, %subscript0
%subscript2 = mul i64 %subscript1, %o
%subscript = add i64 %subscript2, %k
%idx = getelementptr inbounds double, double* %A, i64 %subscript
store double 1.0, double* %idx
br label %for.k.inc
for.k.inc:
%k.inc = add nsw i64 %k, 1
%k.exitcond = icmp eq i64 %k.inc, %o
br i1 %k.exitcond, label %for.j.inc, label %for.k
for.j.inc:
%j.inc = add nsw i64 %j, 1
%j.exitcond = icmp eq i64 %j.inc, %m
br i1 %j.exitcond, label %for.i.inc, label %for.j
for.i.inc:
%i.inc = add nsw i64 %i, 1
%i.exitcond = icmp eq i64 %i.inc, %n
br i1 %i.exitcond, label %end, label %for.i
end:
ret void
}