forked from OSchip/llvm-project
66 lines
2.2 KiB
LLVM
66 lines
2.2 KiB
LLVM
; RUN: opt %loadPolly -polly-scops -analyze \
|
|
; RUN: -polly-invariant-load-hoisting=true < %s | FileCheck %s
|
|
;
|
|
; void foo(float *A, long *p) {
|
|
; for (long i = 0; i < 100; i++)
|
|
; for (long j = 0; j < 100; j++)
|
|
; A[i * (*p) + j] += i + j;
|
|
; }
|
|
|
|
; CHECK: Invariant Accesses: {
|
|
; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
|
|
; CHECK-NEXT: [pval] -> { Stmt_bb5[i0, i1] -> MemRef_p[0] };
|
|
; CHECK-NEXT: Execution Context: [pval] -> { : }
|
|
; CHECK-NEXT: }
|
|
|
|
; CHECK: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
|
|
; CHECK: [pval] -> { Stmt_bb5[i0, i1] -> MemRef_A[i0, i1] };
|
|
; CHECK: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
|
|
; CHECK: [pval] -> { Stmt_bb5[i0, i1] -> MemRef_A[i0, i1] };
|
|
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
|
|
|
define void @foo(float* %A, i64* %p) {
|
|
bb:
|
|
br label %bb2
|
|
|
|
bb2: ; preds = %bb16, %bb
|
|
%i.0 = phi i64 [ 0, %bb ], [ %tmp17, %bb16 ]
|
|
%exitcond1 = icmp ne i64 %i.0, 100
|
|
br i1 %exitcond1, label %bb3, label %bb18
|
|
|
|
bb3: ; preds = %bb2
|
|
br label %bb4
|
|
|
|
bb4: ; preds = %bb13, %bb3
|
|
%j.0 = phi i64 [ 0, %bb3 ], [ %tmp14, %bb13 ]
|
|
%exitcond = icmp ne i64 %j.0, 100
|
|
br i1 %exitcond, label %bb5, label %bb15
|
|
|
|
bb5: ; preds = %bb4
|
|
%tmp = add nuw nsw i64 %i.0, %j.0
|
|
%tmp6 = sitofp i64 %tmp to float
|
|
%pval = load i64, i64* %p, align 8
|
|
%tmp8 = mul nsw i64 %i.0, %pval
|
|
%tmp9 = add nsw i64 %tmp8, %j.0
|
|
%tmp10 = getelementptr inbounds float, float* %A, i64 %tmp9
|
|
%tmp11 = load float, float* %tmp10, align 4
|
|
%tmp12 = fadd float %tmp11, %tmp6
|
|
store float %tmp12, float* %tmp10, align 4
|
|
br label %bb13
|
|
|
|
bb13: ; preds = %bb5
|
|
%tmp14 = add nuw nsw i64 %j.0, 1
|
|
br label %bb4
|
|
|
|
bb15: ; preds = %bb4
|
|
br label %bb16
|
|
|
|
bb16: ; preds = %bb15
|
|
%tmp17 = add nuw nsw i64 %i.0, 1
|
|
br label %bb2
|
|
|
|
bb18: ; preds = %bb2
|
|
ret void
|
|
}
|