1 ; RUN: llc < %s -mtriple=amdgcn--amdpal -mcpu=tahiti | FileCheck --check-prefixes=PAL,CI --enable-var-scope %s
2 ; RUN: llc < %s -mtriple=amdgcn--amdpal -mcpu=tonga | FileCheck --check-prefixes=PAL,VI --enable-var-scope %s
4 ; PAL-NOT: .AMDGPU.config
5 ; PAL-LABEL: {{^}}simple:
6 define amdgpu_kernel void @simple(ptr addrspace(1) %out) {
8 store i32 0, ptr addrspace(1) %out
12 ; Check code sequence for amdpal use of scratch for alloca. This is the case
13 ; where the high half of the address comes from s_getpc.
15 ; PAL-LABEL: {{^}}scratch:
16 ; PAL: s_getpc_b64 s[[[GITPTR:[0-9]+]]:
17 ; PAL: s_mov_b32 s[[GITPTR]], s0
18 ; PAL: s_load_dwordx4 s[[[SCRATCHDESC:[0-9]+]]:{{[0-9]+]}}, s[[[GITPTR]]:
19 ; PAL: buffer_store{{.*}}, s[[[SCRATCHDESC]]:
21 define amdgpu_kernel void @scratch(<2 x i32> %in, i32 %idx, ptr addrspace(5) %out) {
23 %v = alloca [2 x i32], addrspace(5)
24 store <2 x i32> %in, ptr addrspace(5) %v
25 %e = getelementptr [2 x i32], ptr addrspace(5) %v, i32 0, i32 %idx
26 %x = load i32, ptr addrspace(5) %e
27 store i32 %x, ptr addrspace(5) %out
31 ; Check code sequence for amdpal use of scratch for alloca. This is the case
32 ; where the amdgpu-git-ptr-high function attribute gives the high half of the
34 ; Looks like you can't do arithmetic on a filecheck variable, so we can't test
35 ; that the s_movk_i32 is into a reg that is one more than the following
38 ; PAL-LABEL: {{^}}scratch2:
39 ; PAL: s_movk_i32 s{{[0-9]+}}, 0x1234
40 ; PAL: s_mov_b32 s[[GITPTR:[0-9]+]], s0
41 ; PAL: s_load_dwordx4 s[[[SCRATCHDESC:[0-9]+]]:{{[0-9]+]}}, s[[[GITPTR]]:
42 ; PAL: buffer_store{{.*}}, s[[[SCRATCHDESC]]:
44 define amdgpu_kernel void @scratch2(<2 x i32> %in, i32 %idx, ptr addrspace(5) %out) #0 {
46 %v = alloca [2 x i32], addrspace(5)
47 store <2 x i32> %in, ptr addrspace(5) %v
48 %e = getelementptr [2 x i32], ptr addrspace(5) %v, i32 0, i32 %idx
49 %x = load i32, ptr addrspace(5) %e
50 store i32 %x, ptr addrspace(5) %out
54 ; Check code sequence for amdpal use of scratch for alloca in a compute shader.
55 ; The scratch descriptor is loaded from offset 0x10 of the GIT, rather than offset
56 ; 0 in a graphics shader.
57 ; Prior to GCN3 s_load_dword offsets are dwords, so the offset will be 0x4.
59 ; PAL-LABEL: {{^}}scratch2_cs:
60 ; PAL: s_movk_i32 s{{[0-9]+}}, 0x1234
61 ; PAL: s_mov_b32 s[[GITPTR:[0-9]+]], s0
62 ; CI: s_load_dwordx4 s[[[SCRATCHDESC:[0-9]+]]:{{[0-9]+]}}, s[[[GITPTR]]:{{[0-9]+\]}}, 0x4
63 ; VI: s_load_dwordx4 s[[[SCRATCHDESC:[0-9]+]]:{{[0-9]+]}}, s[[[GITPTR]]:{{[0-9]+\]}}, 0x10
64 ; PAL: buffer_store{{.*}}, s[[[SCRATCHDESC]]:
66 define amdgpu_cs void @scratch2_cs(i32 inreg, i32 inreg, i32 inreg, <3 x i32> inreg, i32 inreg, <3 x i32> %coord, <2 x i32> %in, i32 %extra, i32 %idx) #0 {
68 %v = alloca [3 x i32], addrspace(5)
69 %v1 = getelementptr [3 x i32], ptr addrspace(5) %v, i32 0, i32 1
70 store i32 %extra, ptr addrspace(5) %v
71 store <2 x i32> %in, ptr addrspace(5) %v1
72 %e = getelementptr [2 x i32], ptr addrspace(5) %v1, i32 0, i32 %idx
73 %x = load i32, ptr addrspace(5) %e
74 %xf = bitcast i32 %x to float
75 call void @llvm.amdgcn.raw.ptr.buffer.store.f32(float %xf, ptr addrspace(8) undef, i32 0, i32 0, i32 0)
79 attributes #0 = { nounwind "amdgpu-git-ptr-high"="0x1234" }
81 declare void @llvm.amdgcn.raw.ptr.buffer.store.f32(float, ptr addrspace(8), i32, i32, i32 immarg)
84 ; PAL: .amdgpu_pal_metadata
86 ; PAL-NEXT: amdpal.pipelines:
87 ; PAL-NEXT: - .hardware_stages:
89 ; PAL-NEXT: .entry_point: scratch2_cs
90 ; PAL-NEXT: .scratch_memory_size: 0x10
91 ; PAL-NEXT: .sgpr_count: 0x
92 ; PAL-NEXT: .vgpr_count: 0x