xref: /llvm-project/llvm/test/CodeGen/DirectX/ShaderFlags/raw-and-structured-buffers.ll (revision b6287fd9714d2a34b27e7ef4953f6e68f39463a4)
1; RUN: opt -S --passes="print-dx-shader-flags" 2>&1 %s | FileCheck %s
2
3; Note: there is no feature flag here (only a module flag), so we don't have an
4; object test.
5
6target triple = "dxil-pc-shadermodel6.7-library"
7
8; CHECK:      Combined Shader Flags for Module
9; CHECK-NEXT: Shader Flags Value: 0x00000010
10
11; CHECK: Note: shader requires additional functionality:
12; CHECK:       Raw and Structured buffers
13
14; CHECK: Function rawbuf : 0x00000010
15define float @rawbuf() "hlsl.export" {
16  %buffer = call target("dx.RawBuffer", i8, 0, 0, 0)
17      @llvm.dx.resource.handlefrombinding(i32 0, i32 0, i32 1, i32 0, i1 false)
18  %load = call {float, i1} @llvm.dx.resource.load.rawbuffer.f32(
19      target("dx.RawBuffer", i8, 0, 0, 0) %buffer, i32 0, i32 0)
20  %data = extractvalue {float, i1} %load, 0
21  ret float %data
22}
23
24; CHECK: Function structbuf : 0x00000010
25define float @structbuf() "hlsl.export" {
26  %buffer = call target("dx.RawBuffer", float, 0, 0, 0)
27      @llvm.dx.resource.handlefrombinding(i32 0, i32 0, i32 1, i32 0, i1 false)
28  %load = call {float, i1} @llvm.dx.resource.load.rawbuffer.f32(
29      target("dx.RawBuffer", float, 0, 0, 0) %buffer, i32 0, i32 0)
30  %data = extractvalue {float, i1} %load, 0
31  ret float %data
32}
33
34; CHECK: Function typedbuf : 0x00000000
35define float @typedbuf(<4 x float> %val) "hlsl.export" {
36  %buffer = call target("dx.TypedBuffer", float, 0, 0, 0)
37      @llvm.dx.resource.handlefrombinding(i32 0, i32 0, i32 1, i32 0, i1 false)
38  %load = call {float, i1} @llvm.dx.resource.load.typedbuffer(
39      target("dx.TypedBuffer", float, 0, 0, 0) %buffer, i32 0)
40  %data = extractvalue {float, i1} %load, 0
41  ret float %data
42}
43