forked from OSchip/llvm-project
66 lines
2.0 KiB
LLVM
66 lines
2.0 KiB
LLVM
; RUN: opt %loadPolly -polly-codegen-ppcg -polly-acc-dump-code \
|
|
; RUN: -polly-acc-use-shared \
|
|
; RUN: -disable-output < %s | \
|
|
; RUN: FileCheck -check-prefix=CODE %s
|
|
|
|
; REQUIRES: pollyacc
|
|
|
|
; void add(float *A, float alpha) {
|
|
; for (long i = 0; i < 32; i++)
|
|
; for (long j = 0; j < 10; j++)
|
|
; A[i] += alpha;
|
|
; }
|
|
|
|
; CODE: read(t0);
|
|
; CODE-NEXT: sync0();
|
|
; CODE-NEXT: for (int c3 = 0; c3 <= 9; c3 += 1)
|
|
; CODE-NEXT: Stmt_bb5(t0, c3);
|
|
; CODE-NEXT: sync1();
|
|
; CODE-NEXT: write(t0);
|
|
|
|
; This test case was intended to test code generation for scalars stored
|
|
; in shared memory. However, after properly marking the scalar as read-only
|
|
; the scalar is not stored any more in shared memory. We still leave this
|
|
; test case as documentation if we every forget to mark scalars as read-only.
|
|
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
|
|
|
define void @add(float* %A, float %alpha) {
|
|
bb:
|
|
br label %bb2
|
|
|
|
bb2: ; preds = %bb11, %bb
|
|
%i.0 = phi i64 [ 0, %bb ], [ %tmp12, %bb11 ]
|
|
%exitcond1 = icmp ne i64 %i.0, 32
|
|
br i1 %exitcond1, label %bb3, label %bb13
|
|
|
|
bb3: ; preds = %bb2
|
|
br label %bb4
|
|
|
|
bb4: ; preds = %bb8, %bb3
|
|
%j.0 = phi i64 [ 0, %bb3 ], [ %tmp9, %bb8 ]
|
|
%exitcond = icmp ne i64 %j.0, 10
|
|
br i1 %exitcond, label %bb5, label %bb10
|
|
|
|
bb5: ; preds = %bb4
|
|
%tmp = getelementptr inbounds float, float* %A, i64 %i.0
|
|
%tmp6 = load float, float* %tmp, align 4
|
|
%tmp7 = fadd float %tmp6, %alpha
|
|
store float %tmp7, float* %tmp, align 4
|
|
br label %bb8
|
|
|
|
bb8: ; preds = %bb5
|
|
%tmp9 = add nuw nsw i64 %j.0, 1
|
|
br label %bb4
|
|
|
|
bb10: ; preds = %bb4
|
|
br label %bb11
|
|
|
|
bb11: ; preds = %bb10
|
|
%tmp12 = add nuw nsw i64 %i.0, 1
|
|
br label %bb2
|
|
|
|
bb13: ; preds = %bb2
|
|
ret void
|
|
}
|