; RUN: opt %loadPolly -polly-scops -analyze \ ; RUN: -polly-invariant-load-hoisting=true < %s | FileCheck %s ; ; CHECK: Invariant Accesses: { ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: [N, valid_val] -> { Stmt_for_body[i0] -> MemRef_valid[0] }; ; CHECK-NEXT: Execution Context: [N, valid_val] -> { : N > 0 } ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: [N, valid_val] -> { Stmt_S[i0] -> MemRef_ptr_addr[0] }; ; CHECK-NEXT: Execution Context: [N, valid_val] -> { : } ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: [N, valid_val] -> { Stmt_S[i0] -> MemRef_tmp2[0] }; ; CHECK-NEXT: Execution Context: [N, valid_val] -> { : N > 0 and (valid_val < 0 or valid_val > 0) } ; CHECK-NEXT: } ; CHECK-NEXT: Context: ; CHECK-NEXT: [N, valid_val] -> { : -2147483648 <= N <= 2147483647 and -2147483648 <= valid_val <= 2147483647 } ; CHECK-NEXT: Assumed Context: ; CHECK-NEXT: [N, valid_val] -> { : } ; CHECK-NEXT: Invalid Context: ; CHECK-NEXT: [N, valid_val] -> { : valid_val = 0 and N > 0 } ; ; CHECK: Statements { ; CHECK-NEXT: Stmt_S ; CHECK-NEXT: Domain := ; CHECK-NEXT: [N, valid_val] -> { Stmt_S[i0] : 0 <= i0 < N }; ; CHECK-NEXT: Schedule := ; CHECK-NEXT: [N, valid_val] -> { Stmt_S[i0] -> [i0] }; ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: [N, valid_val] -> { Stmt_S[i0] -> MemRef_A[i0] }; ; CHECK-NEXT: } ; target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" define void @f(i32 %N, i32* noalias %valid, i32* noalias %ptr, i32* noalias %A) { entry: %ptr.addr = alloca i32*, align 8 store i32* %ptr, i32** %ptr.addr, align 8 %tmp = sext i32 %N to i64 br label %for.cond for.cond: ; preds = %for.inc, %entry %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ] %cmp = icmp slt i64 %indvars.iv, %tmp br i1 %cmp, label %for.body, label %for.end for.body: ; preds = %for.cond %valid_val = load i32, i32* %valid, align 4 %cmp1 = icmp eq i32 %valid_val, 0 br i1 %cmp1, label %if.then, label %if.end if.then: ; preds = %for.body call void @doSth(i32** nonnull %ptr.addr) br label %if.end if.end: ; preds = %if.then, %for.body br label %S S: ; preds = %if.end %tmp2 = load i32*, i32** %ptr.addr, align 8 %tmp3 = load i32, i32* %tmp2, align 4 %arrayidx = getelementptr inbounds i32, i32* %A, i64 %indvars.iv store i32 %tmp3, i32* %arrayidx, align 4 br label %for.inc for.inc: ; preds = %S %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 br label %for.cond for.end: ; preds = %for.cond ret void } declare void @doSth(i32**)