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[sycl-post-link] Add a check for device globals with device_image_scope #5517

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bader merged 17 commits into from Feb 14, 2022
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[sycl-post-link] Add a check for device globals with device_image_scope #5517

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a2f51f5
[sycl-post-link] Add the DeviceGlobalsMet property to GlobalBinImageP…
Jan 20, 2022
fbeb394
Revert "[sycl-post-link] Add the DeviceGlobalsMet property to GlobalB…
Feb 7, 2022
bcf8950
[sycl-post-link] Extract the hasDeviceImageScopeProperty function
Feb 8, 2022
66ab81c
[sycl-post-link] Add a check for device globals with device_image_scope
Feb 8, 2022
19fbd7d
[sycl-post-link] Add lit tests for a multi-module application
Feb 9, 2022
2cf8211
[sycl-post-link][NFC] Fix formatting issues
Feb 9, 2022
2fb04a6
Use a clearer wording in a comment
Feb 11, 2022
625166c
[sycl-post-link] Use Optional<StringRef> instead of StringRef*
Feb 11, 2022
d8e9ea0
Revert "Use a clearer wording in a comment"
Feb 11, 2022
98bbe22
[sycl-post-link] Use SmallSetVector for graph traversing
Feb 11, 2022
f278edd
[sycl-post-link] Use continue for early exit from graph traversing
Feb 11, 2022
5d09f19
[sycl-post-link] Remove unused functions from the lit tests
Feb 11, 2022
29a842d
[sycl-post-link] Fix Optional<StringRef> comparison
Feb 11, 2022
7d40f39
[NFC] Change error message according to the design document
Feb 11, 2022
1b508b3
Remove redundant braces
Feb 11, 2022
74caa29
Remove additional responsibilities from the ModuleSplitter class
Feb 14, 2022
6b9655e
[NFC] Fix formatting inssues
Feb 14, 2022
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137 changes: 137 additions & 0 deletions ...st/tools/sycl-post-link/device-globals/test_global_variable_many_kernels_in_one_module.ll
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; RUN: sycl-post-link --device-globals --split=source -S %s -o %t.files.table
; RUN: FileCheck %s -input-file=%t.files_0.ll --check-prefix CHECK-MOD0
; RUN: FileCheck %s -input-file=%t.files_1.ll --check-prefix CHECK-MOD1

; This test is intended to check that sycl-post-link generates no errors
; when a device global variable with the 'device_image_scope' property
; is used in many kernels grouped to one module.

target datalayout = "e-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-n8:16:32:64"
target triple = "spir64-unknown-unknown"

%"class.cl::sycl::ext::oneapi::device_global" = type { i32 }
%"class.cl::sycl::detail::accessor_common" = type { i8 }

$_ZTSZ7kernel1RN2cl4sycl5queueEEUlvE_ = comdat any
$_ZTSZ7kernel2RN2cl4sycl5queueEEUlvE_ = comdat any
$_ZTSZ7kernel3RN2cl4sycl5queueEEUlvE_ = comdat any
$_ZTSZ7kernel4RN2cl4sycl5queueEEUlvE_ = comdat any

$dg_int2 = comdat any
@dg_int2 = linkonce_odr dso_local addrspace(1) constant %"class.cl::sycl::ext::oneapi::device_global" zeroinitializer, comdat, align 4 #0
; CHECK-MOD0: @dg_int2 = linkonce_odr dso_local addrspace(1) constant %"class.cl::sycl::ext::oneapi::device_global" zeroinitializer, comdat, align 4
; CHECK-MOD1-NOT: @dg_int2

; Third kernel that uses no device-global variables
define weak_odr dso_local spir_kernel void @_ZTSZ7kernel3RN2cl4sycl5queueEEUlvE_() #3 comdat !kernel_arg_buffer_location !6 {
entry:
ret void
}

; Function Attrs: convergent mustprogress noinline norecurse optnone
define weak_odr dso_local spir_kernel void @_ZTSZ7kernel4RN2cl4sycl5queueEEUlvE_() #2 comdat !kernel_arg_buffer_location !6 {
entry:
%0 = alloca %"class.cl::sycl::detail::accessor_common", align 1
%1 = addrspacecast %"class.cl::sycl::detail::accessor_common"* %0 to %"class.cl::sycl::detail::accessor_common" addrspace(4)*
call spir_func void @_ZZ7kernel1RN2cl4sycl5queueEENKUlvE_clEv(%"class.cl::sycl::detail::accessor_common" addrspace(4)* align 1 dereferenceable_or_null(1) %1) #4
ret void
}

; Function Attrs: convergent mustprogress noinline norecurse optnone
define weak_odr dso_local spir_kernel void @_ZTSZ7kernel1RN2cl4sycl5queueEEUlvE_() #2 comdat !kernel_arg_buffer_location !6 {
entry:
%0 = alloca %"class.cl::sycl::detail::accessor_common", align 1
%1 = addrspacecast %"class.cl::sycl::detail::accessor_common"* %0 to %"class.cl::sycl::detail::accessor_common" addrspace(4)*
call spir_func void @_ZZ7kernel1RN2cl4sycl5queueEENKUlvE_clEv(%"class.cl::sycl::detail::accessor_common" addrspace(4)* align 1 dereferenceable_or_null(1) %1) #4
ret void
}

; Function Attrs: convergent mustprogress noinline norecurse nounwind optnone
define internal spir_func void @_ZZ7kernel1RN2cl4sycl5queueEENKUlvE_clEv(%"class.cl::sycl::detail::accessor_common" addrspace(4)* align 1 dereferenceable_or_null(1) %this) #1 align 2 {
entry:
%this.addr = alloca %"class.cl::sycl::detail::accessor_common" addrspace(4)*, align 8
%this.addr.ascast = addrspacecast %"class.cl::sycl::detail::accessor_common" addrspace(4)** %this.addr to %"class.cl::sycl::detail::accessor_common" addrspace(4)* addrspace(4)*
store %"class.cl::sycl::detail::accessor_common" addrspace(4)* %this, %"class.cl::sycl::detail::accessor_common" addrspace(4)* addrspace(4)* %this.addr.ascast, align 8
%this1 = load %"class.cl::sycl::detail::accessor_common" addrspace(4)*, %"class.cl::sycl::detail::accessor_common" addrspace(4)* addrspace(4)* %this.addr.ascast, align 8
call spir_func void @_Z14kernel1_level1v() #4
ret void
}

; Function Attrs: convergent mustprogress noinline norecurse nounwind optnone
define dso_local spir_func void @_Z14kernel1_level1v() #1 {
entry:
%dg_int_ptr = alloca %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)*, align 8
%dg_int_ptr.ascast = addrspacecast %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)** %dg_int_ptr to %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* addrspace(4)*
store %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* addrspacecast (%"class.cl::sycl::ext::oneapi::device_global" addrspace(1)* @dg_int2 to %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)*), %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* addrspace(4)* %dg_int_ptr.ascast, align 8
%0 = load %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)*, %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* addrspace(4)* %dg_int_ptr.ascast, align 8
%call = call spir_func align 4 dereferenceable(4) i32 addrspace(4)* @_ZNK2cl4sycl3ext6oneapi13device_globalIiJNS2_8PropertyIPKcXadsoS5_L_ZL5Name1EEEXadsoS5_L_ZL6Value1EEEEENS4_I11host_accessXadsoS5_L_ZL5Name2EEELS8_1EEENS4_IS6_XadsoS5_L_ZL5Name3EEEXadsoS5_L_ZL6Value3EEEEENS4_IS6_XadsoS5_L_ZL5Name4EEEXadsoS5_L_ZL6Value4EEEEEEE3getEv(%"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* align 4 dereferenceable_or_null(4) %0) #6
ret void
}

; Function Attrs: convergent mustprogress noinline norecurse nounwind optnone
define internal spir_func align 4 dereferenceable(4) i32 addrspace(4)* @_ZNK2cl4sycl3ext6oneapi13device_globalIiJNS2_8PropertyIPKcXadsoS5_L_ZL5Name1EEEXadsoS5_L_ZL6Value1EEEEENS4_I11host_accessXadsoS5_L_ZL5Name2EEELS8_1EEENS4_IS6_XadsoS5_L_ZL5Name3EEEXadsoS5_L_ZL6Value3EEEEENS4_IS6_XadsoS5_L_ZL5Name4EEEXadsoS5_L_ZL6Value4EEEEEEE3getEv(%"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* align 4 dereferenceable_or_null(4) %this) #1 align 2 {
entry:
%retval = alloca i32 addrspace(4)*, align 8
%this.addr = alloca %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)*, align 8
%retval.ascast = addrspacecast i32 addrspace(4)** %retval to i32 addrspace(4)* addrspace(4)*
%this.addr.ascast = addrspacecast %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)** %this.addr to %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* addrspace(4)*
store %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* %this, %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* addrspace(4)* %this.addr.ascast, align 8
%this1 = load %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)*, %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* addrspace(4)* %this.addr.ascast, align 8
%val = getelementptr inbounds %"class.cl::sycl::ext::oneapi::device_global", %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* %this1, i32 0, i32 0
ret i32 addrspace(4)* %val
}

; Function Attrs: convergent mustprogress noinline norecurse optnone
define weak_odr dso_local spir_kernel void @_ZTSZ7kernel2RN2cl4sycl5queueEEUlvE_() #2 comdat !kernel_arg_buffer_location !6 {
entry:
%0 = alloca %"class.cl::sycl::detail::accessor_common", align 1
%1 = addrspacecast %"class.cl::sycl::detail::accessor_common"* %0 to %"class.cl::sycl::detail::accessor_common" addrspace(4)*
call spir_func void @_ZZ7kernel2RN2cl4sycl5queueEENKUlvE_clEv(%"class.cl::sycl::detail::accessor_common" addrspace(4)* align 1 dereferenceable_or_null(1) %1) #4
ret void
}

; Function Attrs: convergent mustprogress noinline norecurse nounwind optnone
define internal spir_func void @_ZZ7kernel2RN2cl4sycl5queueEENKUlvE_clEv(%"class.cl::sycl::detail::accessor_common" addrspace(4)* align 1 dereferenceable_or_null(1) %this) #1 align 2 {
entry:
%this.addr = alloca %"class.cl::sycl::detail::accessor_common" addrspace(4)*, align 8
%this.addr.ascast = addrspacecast %"class.cl::sycl::detail::accessor_common" addrspace(4)** %this.addr to %"class.cl::sycl::detail::accessor_common" addrspace(4)* addrspace(4)*
store %"class.cl::sycl::detail::accessor_common" addrspace(4)* %this, %"class.cl::sycl::detail::accessor_common" addrspace(4)* addrspace(4)* %this.addr.ascast, align 8
%this1 = load %"class.cl::sycl::detail::accessor_common" addrspace(4)*, %"class.cl::sycl::detail::accessor_common" addrspace(4)* addrspace(4)* %this.addr.ascast, align 8
%call = call spir_func align 4 dereferenceable(4) i32 addrspace(4)* @_ZNK2cl4sycl3ext6oneapi13device_globalIiJNS2_8PropertyIPKcXadsoS5_L_ZL5Name1EEEXadsoS5_L_ZL6Value1EEEEENS4_I11host_accessXadsoS5_L_ZL5Name2EEELS8_1EEENS4_IS6_XadsoS5_L_ZL5Name3EEEXadsoS5_L_ZL6Value3EEEEENS4_IS6_XadsoS5_L_ZL5Name4EEEXadsoS5_L_ZL6Value4EEEEEEE3getEv.2(%"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* align 4 dereferenceable_or_null(4) addrspacecast (%"class.cl::sycl::ext::oneapi::device_global" addrspace(1)* @dg_int2 to %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)*)) #5
ret void
}

; Function Attrs: convergent mustprogress noinline norecurse nounwind optnone
define internal spir_func align 4 dereferenceable(4) i32 addrspace(4)* @_ZNK2cl4sycl3ext6oneapi13device_globalIiJNS2_8PropertyIPKcXadsoS5_L_ZL5Name1EEEXadsoS5_L_ZL6Value1EEEEENS4_I11host_accessXadsoS5_L_ZL5Name2EEELS8_1EEENS4_IS6_XadsoS5_L_ZL5Name3EEEXadsoS5_L_ZL6Value3EEEEENS4_IS6_XadsoS5_L_ZL5Name4EEEXadsoS5_L_ZL6Value4EEEEEEE3getEv.2(%"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* align 4 dereferenceable_or_null(4) %this) #1 align 2 {
entry:
%retval = alloca i32 addrspace(4)*, align 8
%this.addr = alloca %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)*, align 8
%retval.ascast = addrspacecast i32 addrspace(4)** %retval to i32 addrspace(4)* addrspace(4)*
%this.addr.ascast = addrspacecast %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)** %this.addr to %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* addrspace(4)*
store %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* %this, %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* addrspace(4)* %this.addr.ascast, align 8
%this1 = load %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)*, %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* addrspace(4)* %this.addr.ascast, align 8
%val = getelementptr inbounds %"class.cl::sycl::ext::oneapi::device_global", %"class.cl::sycl::ext::oneapi::device_global" addrspace(4)* %this1, i32 0, i32 0
ret i32 addrspace(4)* %val
}

attributes #0 = { "sycl-unique-id"="dg_int2" "device_image_scope"="true" "host_access"="1" "implement_in_csr"="true" "init_mode"="0" "sycl-device-global-size"="4" }
attributes #1 = { convergent mustprogress noinline norecurse nounwind optnone "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" }
attributes #2 = { convergent mustprogress noinline norecurse optnone "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "sycl-module-id"="test_global_variable_1.cpp" "uniform-work-group-size"="true" }
attributes #3 = { convergent mustprogress noinline norecurse optnone "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "sycl-module-id"="test_global_variable_main.cpp" "uniform-work-group-size"="true" }
attributes #4 = { convergent }
attributes #5 = { convergent nounwind }
attributes #6 = { nobuiltin allocsize(0) "frame-pointer"="none" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }

!llvm.dependent-libraries = !{!0}
!opencl.spir.version = !{!1}
!spirv.Source = !{!2}
!llvm.ident = !{!3}
!llvm.module.flags = !{!4, !5}

!0 = !{!"libcpmt"}
!1 = !{i32 1, i32 2}
!2 = !{i32 4, i32 100000}
!3 = !{!"clang version 14.0.0"}
!4 = !{i32 1, !"wchar_size", i32 2}
!5 = !{i32 7, !"frame-pointer", i32 2}
!6 = !{}
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