42 lines
1.5 KiB
LLVM
42 lines
1.5 KiB
LLVM
|
; RUN: opt %loadPolly -polly-codegen -polly-invariant-load-hoisting=true -S < %s | FileCheck %s
|
||
|
|
;
|
||
|
|
; CHECK-LABEL: polly.preload.begin:
|
||
|
|
; CHECK-NEXT: %polly.access.B = getelementptr i32, ptr addrspace(1) %B, i64 0
|
||
|
|
; CHECK-NOT: addrspacecast
|
||
|
|
; CHECK-NEXT: %polly.access.B.load = load i32, ptr addrspace(1) %polly.access.B
|
||
|
|
;
|
||
|
|
; CHECK-LABEL: polly.stmt.bb2:
|
||
|
|
; CHECK-NEXT: %[[offset:.*]] = shl nuw nsw i64 %polly.indvar, 2
|
||
|
|
; CHECK-NEXT: %scevgep = getelementptr i8, ptr %A, i64 %[[offset]]
|
||
|
|
; CHECK-NEXT: store i32 %polly.access.B.load, ptr %scevgep, align 4
|
||
|
|
;
|
||
|
|
; void f(int *restrict A, int *restrict B) {
|
||
|
|
; for (int i = 0; i < 1024; i++)
|
||
|
|
; A[i] = *B;
|
||
|
|
; }
|
||
|
|
;
|
||
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
||
|
|
|
||
|
|
define void @f(ptr noalias %A, ptr addrspace(1) noalias %B) {
|
||
|
|
bb:
|
||
|
|
br label %bb1
|
||
|
|
|
||
|
|
bb1: ; preds = %bb4, %bb
|
||
|
|
%indvars.iv = phi i64 [ %indvars.iv.next, %bb4 ], [ 0, %bb ]
|
||
|
|
%exitcond = icmp ne i64 %indvars.iv, 1024
|
||
|
|
br i1 %exitcond, label %bb2, label %bb5
|
||
|
|
|
||
|
|
bb2: ; preds = %bb1
|
||
|
|
%tmp = load i32, ptr addrspace(1) %B, align 4
|
||
|
|
%tmp3 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv
|
||
|
|
store i32 %tmp, ptr %tmp3, align 4
|
||
|
|
br label %bb4
|
||
|
|
|
||
|
|
bb4: ; preds = %bb2
|
||
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
||
|
|
br label %bb1
|
||
|
|
|
||
|
|
bb5: ; preds = %bb1
|
||
|
|
ret void
|
||
|
|
}
|