xref: /llvm-project/llvm/test/CodeGen/SPIRV/transcoding/builtin_vars.ll (revision 59f34e8c2b5463dcf39fbafffeb30a84ef7b6887)
1; RUN: llc -O0 -mtriple=spirv32-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV
2; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown %s -o - -filetype=obj | spirv-val %}
3
4; CHECK-SPIRV: OpDecorate %[[#Id:]] BuiltIn GlobalLinearId
5; CHECK-SPIRV: %[[#Id:]] = OpVariable %[[#]]
6
7@__spirv_BuiltInGlobalLinearId = external addrspace(1) global i32
8
9define spir_kernel void @f(i32 addrspace(1)* nocapture %order) {
10entry:
11  %0 = load i32, i32 addrspace(4)* addrspacecast (i32 addrspace(1)* @__spirv_BuiltInGlobalLinearId to i32 addrspace(4)*), align 4
12  ;; Need to store the result somewhere, otherwise the access to GlobalLinearId
13  ;; may be removed.
14  store i32 %0, i32 addrspace(1)* %order, align 4
15  ret void
16}
17