1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
; RUN: opt -S -dxil-cbuffer-access -mtriple=dxil--shadermodel6.3-library %s | FileCheck %s
; cbuffer CB : register(b0) {
; float a1[3];
; }
%__cblayout_CB = type <{ [3 x float] }>
@CB.cb = local_unnamed_addr global target("dx.CBuffer", target("dx.Layout", %__cblayout_CB, 36, 0)) poison
; CHECK: @CB.cb =
; CHECK-NOT: external {{.*}} addrspace(2) global
@a1 = external local_unnamed_addr addrspace(2) global [3 x float], align 4
; CHECK: define void @f
define void @f(ptr %dst) {
entry:
; CHECK: [[CB:%.*]] = load target("dx.CBuffer", {{.*}})), ptr @CB.cb
; CHECK: [[LOAD:%.*]] = call { float, float, float, float } @llvm.dx.resource.load.cbufferrow.4.{{.*}}(target("dx.CBuffer", {{.*}})) [[CB]], i32 1)
; CHECK: [[X:%.*]] = extractvalue { float, float, float, float } [[LOAD]], 0
; CHECK: store float [[X]], ptr %dst
%a1 = load float, ptr addrspace(2) getelementptr inbounds nuw (i8, ptr addrspace(2) @a1, i32 4), align 4
store float %a1, ptr %dst, align 32
; CHECK: [[CB:%.*]] = load target("dx.CBuffer", {{.*}})), ptr @CB.cb
; CHECK: [[LOAD:%.*]] = call { float, float, float, float } @llvm.dx.resource.load.cbufferrow.4.{{.*}}(target("dx.CBuffer", {{.*}})) [[CB]], i32 1)
; CHECK: [[X:%.*]] = extractvalue { float, float, float, float } [[LOAD]], 0
; CHECK: store float [[X]], ptr %dst
%a2 = load float, ptr addrspace(2) getelementptr inbounds nuw (i8, ptr addrspace(2) @a1, i32 4), align 4
store float %a2, ptr %dst, align 32
ret void
}
; CHECK-NOT: !hlsl.cbs =
!hlsl.cbs = !{!0}
!0 = !{ptr @CB.cb, ptr addrspace(2) @a1}
|
