1; RUN: opt %loadPolly -basic-aa -polly-allow-differing-element-types -polly-scops -analyze < %s | FileCheck %s 2; RUN: opt %loadPolly -S -basic-aa -polly-allow-differing-element-types -polly-codegen < %s | FileCheck --check-prefix=IR %s 3; 4; CHECK: Arrays { 5; CHECK-NEXT: i8 MemRef_A[*]; // Element size 1 6; CHECK-NEXT: i8 MemRef_B[*]; // Element size 1 7; CHECK-NEXT: } 8; CHECK: Statements { 9; CHECK-NEXT: Stmt_for_body3 10; CHECK-NEXT: Domain := 11; CHECK-NEXT: { Stmt_for_body3[i0, i1] : 0 <= i0 <= 1023 and 0 <= i1 <= 1023 }; 12; CHECK-NEXT: Schedule := 13; CHECK-NEXT: { Stmt_for_body3[i0, i1] -> [i0, i1] }; 14; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] 15; CHECK-NEXT: { Stmt_for_body3[i0, i1] -> MemRef_A[o0] : -16 <= o0 <= 20 }; 16; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] 17; CHECK-NEXT: { Stmt_for_body3[i0, i1] -> MemRef_B[o0] : 64 <= o0 <= 100 }; 18; 19; IR: polly.loop_preheader: 20; IR: %[[r1:[a-zA-Z0-9]*]] = getelementptr i32, i32* %A, i64 -4 21; IR: %[[r2:[a-zA-Z0-9]*]] = bitcast i32* %scevgep to i8* 22; IR: %[[r3:[a-zA-Z0-9]*]] = getelementptr i64, i64* %B, i64 8 23; IR: %[[r4:[a-zA-Z0-9]*]] = bitcast i64* %scevgep8 to i8* 24; 25; IR: polly.stmt.for.body3: 26; IR: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 4 %[[r2]], i8* align 4 %[[r4]], i64 37, i1 false) 27; 28; 29; #include <string.h> 30; 31; void jd(int *restrict A, long *restrict B) { 32; for (int i = 0; i < 1024; i++) 33; for (int j = 0; j < 1024; j++) 34; memcpy(A - 4, B + 8, 37); 35; } 36; 37target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 38 39define void @jd(i32* noalias %A, i64* noalias %B) { 40entry: 41 br label %for.cond 42 43for.cond: ; preds = %for.inc5, %entry 44 %i.0 = phi i32 [ 0, %entry ], [ %inc6, %for.inc5 ] 45 %exitcond1 = icmp ne i32 %i.0, 1024 46 br i1 %exitcond1, label %for.body, label %for.end7 47 48for.body: ; preds = %for.cond 49 br label %for.cond1 50 51for.cond1: ; preds = %for.inc, %for.body 52 %j.0 = phi i32 [ 0, %for.body ], [ %inc, %for.inc ] 53 %exitcond = icmp ne i32 %j.0, 1024 54 br i1 %exitcond, label %for.body3, label %for.end 55 56for.body3: ; preds = %for.cond1 57 %add.ptr = getelementptr inbounds i32, i32* %A, i64 -4 58 %tmp = bitcast i32* %add.ptr to i8* 59 %add.ptr4 = getelementptr inbounds i64, i64* %B, i64 8 60 %tmp2 = bitcast i64* %add.ptr4 to i8* 61 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %tmp, i8* %tmp2, i64 37, i32 4, i1 false) 62 br label %for.inc 63 64for.inc: ; preds = %for.body3 65 %inc = add nsw i32 %j.0, 1 66 br label %for.cond1 67 68for.end: ; preds = %for.cond1 69 br label %for.inc5 70 71for.inc5: ; preds = %for.end 72 %inc6 = add nsw i32 %i.0, 1 73 br label %for.cond 74 75for.end7: ; preds = %for.cond 76 ret void 77} 78 79declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i32, i1) #1 80 81