xref: /llvm-project/llvm/test/CodeGen/SPIRV/linkage/extern-weak-linkage.ll (revision 3ae63430aae52b260ce7ea99e5d586c77963b94a) 
1*3ae63430SVyacheslav Levytskyy; RUN: llc -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV
2*3ae63430SVyacheslav Levytskyy; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val %}
3*3ae63430SVyacheslav Levytskyy
4*3ae63430SVyacheslav Levytskyy; CHECK-SPIRV: Capability Linkage
5*3ae63430SVyacheslav Levytskyy; CHECK-SPIRV-DAG: OpName %[[#AbsFun:]] "abs"
6*3ae63430SVyacheslav Levytskyy; CHECK-SPIRV-DAG: OpName %[[#ExternalFun:]] "__devicelib_abs"
7*3ae63430SVyacheslav Levytskyy; CHECK-SPIRV-DAG: OpDecorate %[[#AbsFun]] LinkageAttributes "abs" Export
8*3ae63430SVyacheslav Levytskyy; CHECK-SPIRV-DAG: OpDecorate %[[#ExternalFun]] LinkageAttributes "__devicelib_abs" Import
9*3ae63430SVyacheslav Levytskyy
10*3ae63430SVyacheslav Levytskyydefine weak dso_local spir_func i32 @abs(i32 noundef %x) {
11*3ae63430SVyacheslav Levytskyyentry:
12*3ae63430SVyacheslav Levytskyy  %call = tail call spir_func i32 @__devicelib_abs(i32 noundef %x) #11
13*3ae63430SVyacheslav Levytskyy  ret i32 %call
14*3ae63430SVyacheslav Levytskyy}
15*3ae63430SVyacheslav Levytskyy
16*3ae63430SVyacheslav Levytskyydeclare extern_weak dso_local spir_func i32 @__devicelib_abs(i32 noundef)
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