1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
;=========================== begin_copyright_notice ============================
;
; Copyright (C) 2022-2024 Intel Corporation
;
; SPDX-License-Identifier: MIT
;
;============================ end_copyright_notice =============================
; REQUIRES: llvm-14-plus
; RUN: igc_opt --opaque-pointers %s -S -o - -igc-generic-address-dynamic-resolution | FileCheck %s
; This test verifies the case where a function which operates on a generic
; pointer is called from two kernels.
; kernelA kernelB
; \ /
; \ /
; f_common
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v24:32:32-v32:32:32-v48:64:64-v64:64:64-v96:128:128-v128:128:128-v192:256:256-v256:256:256-v512:512:512-v1024:1024:1024"
define spir_func void @f_common(ptr addrspace(4) %generic_ptr) {
store i32 5, ptr addrspace(4) %generic_ptr, align 4
; CHECK: %[[PTI:.*]] = ptrtoint ptr addrspace(4) %generic_ptr to i64
; CHECK: %[[TAG:.*]] = lshr i64 %1, 61
; switch i64 %[[TAG]], label %GlobalBlock [
; i64 2, label %LocalBlock
; ]
; LocalBlock:
; %[[LOCAL_PTR:.*]] = addrspacecast ptr addrspace(4) %generic_ptr to ptr addrspace(3)
; store i32 5, ptr addrspace(3) %[[LOCAL_PTR]], align 4
; GlobalBlock:
; %[[GLOBAL_PTR:.*]] = addrspacecast ptr addrspace(4) %generic_ptr to ptr addrspace(1)
; store i32 5, ptr addrspace(1) %[[GLOBAL_PTR]], align 4
ret void
}
define spir_kernel void @kernelA(ptr addrspace(1) %global_buffer) {
%generic_ptr = addrspacecast ptr addrspace(1) %global_buffer to ptr addrspace(4)
call spir_func void @f_common(ptr addrspace(4) %generic_ptr)
ret void
}
define spir_kernel void @kernelB(ptr addrspace(3) %local_buffer) {
%generic_ptr = addrspacecast ptr addrspace(3) %local_buffer to ptr addrspace(4)
call spir_func void @f_common(ptr addrspace(4) %generic_ptr)
ret void
}
|
