| ; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s |
| ; RUN: opt %loadPolly -polly-function-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 - 3; i++) |
| ; for (long j = 4; j < m; j++) |
| ; for (long k = 0; k < o - 7; k++) |
| ; A[i+3][j-4][k+7] = 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 <= -4 + n and 0 <= i1 <= -5 + m and 0 <= i2 <= -8 + 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[3 + i0, i1, 7 + 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 [ 4, %for.i ], [ %j.inc, %for.j.inc ] |
| br label %for.k |
| |
| for.k: |
| %k = phi i64 [ 0, %for.j ], [ %k.inc, %for.k.inc ] |
| %offset0 = add nsw i64 %i, 3 |
| %subscript0 = mul i64 %offset0, %m |
| %offset1 = add nsw i64 %j, -4 |
| %subscript1 = add i64 %offset1, %subscript0 |
| %subscript2 = mul i64 %subscript1, %o |
| %offset2 = add nsw i64 %k, 7 |
| %subscript = add i64 %subscript2, %offset2 |
| %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 |
| %osub = sub nsw i64 %o, 7 |
| %k.exitcond = icmp eq i64 %k.inc, %osub |
| 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 |
| %nsub = sub nsw i64 %n, 3 |
| %i.exitcond = icmp eq i64 %i.inc, %nsub |
| br i1 %i.exitcond, label %end, label %for.i |
| |
| end: |
| ret void |
| } |