xref: /llvm-project/llvm/test/CodeGen/SPIRV/linkage/LinkOnceODR.ll (revision 3ae63430aae52b260ce7ea99e5d586c77963b94a)
1; RUN: llc -O0 -mtriple=spirv32-unknown-unknown --spirv-ext=+SPV_KHR_linkonce_odr %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV-EXT
2; TODO: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown --spirv-ext=+SPV_KHR_linkonce_odr %s -o - -filetype=obj | spirv-val %}
3
4; CHECK-SPIRV-EXT: Capability Linkage
5; CHECK-SPIRV-EXT: Extension "SPV_KHR_linkonce_odr"
6; CHECK-SPIRV-EXT-DAG: OpDecorate %[[#]] LinkageAttributes "GV" LinkOnceODR
7; CHECK-SPIRV-EXT-DAG: OpDecorate %[[#]] LinkageAttributes "square" LinkOnceODR
8
9; No extension -> no LinkOnceODR
10; RUN: llc -O0 -mtriple=spirv32-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV
11; TODO: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown %s -o - -filetype=obj | spirv-val %}
12
13; CHECK-SPIRV-NOT: OpExtension "SPV_KHR_linkonce_odr"
14; CHECK-SPIRV-NOT: OpDecorate %[[#]] LinkageAttributes "GV" LinkOnceODR
15; CHECK-SPIRV-NOT: OpDecorate %[[#]] LinkageAttributes "square" LinkOnceODR
16
17@GV = linkonce_odr addrspace(1) global [3 x i32] zeroinitializer, align 4
18
19define spir_kernel void @k() {
20entry:
21  %call = call spir_func i32 @square(i32 2)
22  ret void
23}
24
25define linkonce_odr dso_local spir_func i32 @square(i32 %in) {
26entry:
27  %in.addr = alloca i32, align 4
28  store i32 %in, i32* %in.addr, align 4
29  %0 = load i32, i32* %in.addr, align 4
30  %1 = load i32, i32* %in.addr, align 4
31  %mul = mul nsw i32 %0, %1
32  ret i32 %mul
33}
34