; RUN: llvm-as < %s -o %t.bc
; RUN: llvm-spirv %t.bc -o %t.spv
; RUN: spirv-val %t.spv
; RUN: llvm-spirv %t.spv -to-text -o - | FileCheck %s --check-prefix=CHECK-SPIRV
; RUN: llvm-spirv %t.spv -r -o %t.rev.bc
; RUN: llvm-dis %t.rev.bc -o - | FileCheck %s --check-prefixes=CHECK-LLVM,CHECK-LLVM-OCL
; RUN: llvm-spirv %t.spv -r --spirv-target-env=SPV-IR -o %t.rev.bc
; RUN: llvm-dis %t.rev.bc -o - | FileCheck %s --check-prefixes=CHECK-LLVM,CHECK-LLVM-SPV

; Check that produced builtin-call-based SPV-IR is recognized by the translator
; RUN: llvm-spirv %t.rev.bc -spirv-text -o - | FileCheck %s --check-prefix=CHECK-SPIRV
; RUN: %if spirv-backend %{ llc -O0 -mtriple=spirv64-unknown-unknown -filetype=obj %s -o %t.llc.spv %}
; RUN: %if spirv-backend %{ llvm-spirv -r --spirv-target-env=SPV-IR %t.llc.spv -o %t.llc.rev.bc %}
; RUN: %if spirv-backend %{ llvm-dis %t.llc.rev.bc -o %t.llc.rev.ll %}
; RUN: %if spirv-backend %{ FileCheck %s --check-prefixes=CHECK-LLVM,CHECK-LLVM-SPV < %t.llc.rev.ll %}

; The IR was generated from the following source:
; #include <CL/sycl.hpp>
;
; int main() {
;   sycl::queue Queue;
;   int array[2][3] = {0};
;   {
;     sycl::range<2> Range(2, 3);
;     sycl::buffer<int, 2> buf((int *)array, Range,
;                              {cl::sycl::property::buffer::use_host_ptr()});
;
;     Queue.submit([&](sycl::handler &cgh) {
;       auto acc = buf.get_access<sycl::access::mode::read_write>(cgh);
;       cgh.parallel_for<class dim2_subscr>(Range, [=](sycl::item<2> itemID) {
;         acc[itemID.get_id(0)][itemID.get_id(1)] += itemID.get_linear_id();
;       });
;     });
;     Queue.wait();
;   }
;   return 0;
; }
; Command line:
; clang++ -fsycl -fsycl-device-only emit-llvm tmp.cpp -o tmp.bc
; llvm-spirv tmp.bc -spirv-text -o builtin_vars_arithmetics.ll

; CHECK-SPIRV-DAG: Decorate [[GlobalInvocationId:[0-9]+]] BuiltIn 28
; CHECK-SPIRV-DAG: Decorate [[GlobalSize:[0-9]+]] BuiltIn 31
; CHECK-SPIRV-DAG: Decorate [[GlobalOffset:[0-9]+]] BuiltIn 33
; CHECK-SPIRV-DAG: Decorate [[GlobalInvocationId]] Constant
; CHECK-SPIRV-DAG: Decorate [[GlobalSize]] Constant
; CHECK-SPIRV-DAG: Decorate [[GlobalOffset]] Constant
; CHECK-SPIRV-DAG: Decorate [[GlobalOffset]] LinkageAttributes "__spirv_BuiltInGlobalOffset" Import
; CHECK-SPIRV-DAG: Decorate [[GlobalSize]] LinkageAttributes "__spirv_BuiltInGlobalSize" Import
; CHECK-SPIRV-DAG: Decorate [[GlobalInvocationId]] LinkageAttributes "__spirv_BuiltInGlobalInvocationId" Import
;
; CHECK-LLVM-NOT: addrspacecast ptr addrspace(1) @__spirv_BuiltInGlobalInvocationId to ptr addrspace(4)
; CHECK-LLVM-NOT: load <3 x i64>
; CHECK-LLVM-OCL:  %[[Id0:[0-9]+]] = call spir_func i64 @_Z13get_global_idj(i32 0) #1
; CHECK-LLVM-SPV:  %[[Id0:[0-9]+]] = call spir_func i64 @_Z33__spirv_BuiltInGlobalInvocationIdi(i32 0) #1
; CHECK-LLVM:  %[[FirstVec:[0-9]+]] = insertelement <3 x i64> poison, i64 %[[Id0]], i32 0
; CHECK-LLVM-OCL:  %[[Id1:[0-9]+]] = call spir_func i64 @_Z13get_global_idj(i32 1) #1
; CHECK-LLVM-SPV:  %[[Id1:[0-9]+]] = call spir_func i64 @_Z33__spirv_BuiltInGlobalInvocationIdi(i32 1) #1
; CHECK-LLVM:  %[[SecondVec:[0-9]+]] = insertelement <3 x i64> %[[FirstVec]], i64 %[[Id1]], i32 1
; CHECK-LLVM-OCL:  %[[Id2:[0-9]+]] = call spir_func i64 @_Z13get_global_idj(i32 2) #1
; CHECK-LLVM-SPV:  %[[Id2:[0-9]+]] = call spir_func i64 @_Z33__spirv_BuiltInGlobalInvocationIdi(i32 2) #1
; CHECK-LLVM:  %[[GlobIdVec:[0-9]+]] = insertelement <3 x i64> %[[SecondVec]], i64 %[[Id2]], i32 2
; CHECK-LLVM:  %{{[0-9]+}} = extractelement <3 x i64> %[[GlobIdVec]], i32 1
; CHECK-LLVM:  %{{[0-9]+}} = extractelement <3 x i64> %[[GlobIdVec]], i32 0
; CHECK-LLVM-NOT: addrspacecast ptr addrspace(1) @__spirv_BuiltInGlobalSize to ptr addrspace(4)
; CHECK-LLVM-NOT: load <3 x i64>
; CHECK-LLVM-NOT: addrspacecast ptr addrspace(1) @__spirv_BuiltInGlobalOffset to ptr addrspace(4)
; CHECK-LLVM-NOT: load <3 x i64>
; CHECK-LLVM-OCL:  %[[GOffset0:[0-9]+]] = call spir_func i64 @_Z17get_global_offsetj(i32 0) #1
; CHECK-LLVM-SPV:  %[[GOffset0:[0-9]+]] = call spir_func i64 @_Z25__spirv_BuiltInGlobalSizei(i32 0) #1
; CHECK-LLVM:  %[[FirstVec2:[0-9]+]] = insertelement <3 x i64> poison, i64 %[[GOffset0]], i32 0
; CHECK-LLVM-OCL:  %[[GOffset1:[0-9]+]] = call spir_func i64 @_Z17get_global_offsetj(i32 1) #1
; CHECK-LLVM-SPV:  %[[GOffset1:[0-9]+]] = call spir_func i64 @_Z25__spirv_BuiltInGlobalSizei(i32 1) #1
; CHECK-LLVM:  %[[SecondVec2:[0-9]+]] = insertelement <3 x i64> %[[FirstVec2]], i64 %[[GOffset1]], i32 1
; CHECK-LLVM-OCL:  %[[GOffset2:[0-9]+]] = call spir_func i64 @_Z17get_global_offsetj(i32 2) #1
; CHECK-LLVM-SPV:  %[[GOffset2:[0-9]+]] = call spir_func i64 @_Z25__spirv_BuiltInGlobalSizei(i32 2) #1
; CHECK-LLVM:  %[[GOffsetVec:[0-9]+]] = insertelement <3 x i64> %[[SecondVec2]], i64 %[[GOffset2]], i32 2
; CHECK-LLVM  %20 = sub <3 x i64> %[[GlobSizeVec]], %[[GOffsetVec]]
; CHECK-LLVM  %21 = sub <3 x i64> %[[GlobSizeVec]], %[[GOffSetVec]]

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-linux"

%"class._ZTSN2cl4sycl5rangeILi2EEE.cl::sycl::range" = type { %"class._ZTSN2cl4sycl6detail5arrayILi2EEE.cl::sycl::detail::array" }
%"class._ZTSN2cl4sycl6detail5arrayILi2EEE.cl::sycl::detail::array" = type { [2 x i64] }
%"class._ZTSN2cl4sycl2idILi2EEE.cl::sycl::id" = type { %"class._ZTSN2cl4sycl6detail5arrayILi2EEE.cl::sycl::detail::array" }

$"_ZTSZZ4mainENK3$_0clERN2cl4sycl7handlerEE11dim2_subscr" = comdat any

@__spirv_BuiltInGlobalInvocationId = external dso_local local_unnamed_addr addrspace(1) constant <3 x i64>, align 32
@__spirv_BuiltInGlobalSize = external dso_local local_unnamed_addr addrspace(1) constant <3 x i64>, align 32
@__spirv_BuiltInGlobalOffset = external dso_local local_unnamed_addr addrspace(1) constant <3 x i64>, align 32

; Function Attrs: norecurse
define weak_odr dso_local spir_kernel void @"_ZTSZZ4mainENK3$_0clERN2cl4sycl7handlerEE11dim2_subscr"(ptr addrspace(1) %_arg_, ptr byval(%"class._ZTSN2cl4sycl5rangeILi2EEE.cl::sycl::range") align 8 %_arg_1, ptr byval(%"class._ZTSN2cl4sycl5rangeILi2EEE.cl::sycl::range") align 8 %_arg_2, ptr byval(%"class._ZTSN2cl4sycl2idILi2EEE.cl::sycl::id") align 8 %_arg_3) local_unnamed_addr #0 comdat !kernel_arg_addr_space !4 !kernel_arg_access_qual !5 !kernel_arg_type !6 !kernel_arg_base_type !6 !kernel_arg_type_qual !6 {
entry:
  %agg.tmp4.sroa.0.sroa.2.0.agg.tmp4.sroa.0.0..sroa_cast.sroa_idx65 = getelementptr inbounds %"class._ZTSN2cl4sycl5rangeILi2EEE.cl::sycl::range", ptr %_arg_2, i64 0, i32 0, i32 0, i64 1
  %agg.tmp4.sroa.0.sroa.2.0.copyload = load i64, ptr %agg.tmp4.sroa.0.sroa.2.0.agg.tmp4.sroa.0.0..sroa_cast.sroa_idx65, align 8
  %agg.tmp5.sroa.0.sroa.0.0.copyload = load i64, ptr %_arg_3, align 8
  %agg.tmp5.sroa.0.sroa.2.0.agg.tmp5.sroa.0.0..sroa_cast.sroa_idx69 = getelementptr inbounds %"class._ZTSN2cl4sycl2idILi2EEE.cl::sycl::id", ptr %_arg_3, i64 0, i32 0, i32 0, i64 1
  %agg.tmp5.sroa.0.sroa.2.0.copyload = load i64, ptr %agg.tmp5.sroa.0.sroa.2.0.agg.tmp5.sroa.0.0..sroa_cast.sroa_idx69, align 8
  %0 = load <3 x i64>, ptr addrspace(4) addrspacecast (ptr addrspace(1) @__spirv_BuiltInGlobalInvocationId to ptr addrspace(4)), align 32
  %1 = extractelement <3 x i64> %0, i64 1
  %2 = extractelement <3 x i64> %0, i64 0
  %3 = load <3 x i64>, ptr addrspace(4) addrspacecast (ptr addrspace(1) @__spirv_BuiltInGlobalSize to ptr addrspace(4)), align 32
  %4 = load <3 x i64>, ptr addrspace(4) addrspacecast (ptr addrspace(1) @__spirv_BuiltInGlobalOffset to ptr addrspace(4)), align 32
  %5 = sub <3 x i64> %0, %4
  %6 = sub <3 x i64> %0, %4
  %7 = extractelement <3 x i64> %6, i64 0
  %8 = extractelement <3 x i64> %5, i32 1
  %9 = extractelement <3 x i64> %3, i64 0
  %10 = mul i64 %8, %9
  %add.i.i.i = add i64 %7, %10
  %add6.i.i.i.i = add i64 %1, %agg.tmp5.sroa.0.sroa.0.0.copyload
  %mul.1.i.i.i.i = mul i64 %add6.i.i.i.i, %agg.tmp4.sroa.0.sroa.2.0.copyload
  %add.1.i.i.i.i = add i64 %2, %agg.tmp5.sroa.0.sroa.2.0.copyload
  %add6.1.i.i.i.i = add i64 %add.1.i.i.i.i, %mul.1.i.i.i.i
  %ptridx.i.i.i = getelementptr inbounds i32, ptr addrspace(1) %_arg_, i64 %add6.1.i.i.i.i
  %ptridx.ascast.i.i.i = addrspacecast ptr addrspace(1) %ptridx.i.i.i to ptr addrspace(4)
  %11 = load i32, ptr addrspace(4) %ptridx.ascast.i.i.i, align 4
  %12 = trunc i64 %add.i.i.i to i32
  %conv5.i = add i32 %11, %12
  store i32 %conv5.i, ptr addrspace(4) %ptridx.ascast.i.i.i, align 4
  ret void
}

attributes #0 = { norecurse "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "sycl-module-id"="test.cpp" "uniform-work-group-size"="true" "unsafe-fp-math"="false" "use-soft-float"="false" }

; CHECK-LLVM-OCL: attributes #1 = { nounwind willreturn memory(none) }

!llvm.module.flags = !{!0}
!opencl.spir.version = !{!1}
!spirv.Source = !{!2}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 1, i32 2}
!2 = !{i32 4, i32 100000}
!3 = !{i32 1, i32 0, i32 0, i32 0}
!4 = !{!"none", !"none", !"none", !"none"}
!5 = !{!"int*", !"cl::sycl::range<2>", !"cl::sycl::range<2>", !"cl::sycl::id<2>"}
!6 = !{!"", !"", !"", !""}