1 ; RUN: llc -march=r600 -mcpu=SI -show-mc-encoding -verify-machineinstrs < %s | FileCheck %s
3 declare i32 @llvm.r600.read.tidig.x() readnone
5 ;;;==========================================================================;;;
7 ;;;==========================================================================;;;
9 ; MUBUF load with an immediate byte offset that fits into 12-bits
10 ; CHECK-LABEL: @mubuf_load0
11 ; CHECK: BUFFER_LOAD_DWORD v{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0 offset:0x4 ; encoding: [0x04,0x00,0x30,0xe0
12 define void @mubuf_load0(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
14 %0 = getelementptr i32 addrspace(1)* %in, i64 1
15 %1 = load i32 addrspace(1)* %0
16 store i32 %1, i32 addrspace(1)* %out
20 ; MUBUF load with the largest possible immediate offset
21 ; CHECK-LABEL: @mubuf_load1
22 ; CHECK: BUFFER_LOAD_UBYTE v{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0 offset:0xfff ; encoding: [0xff,0x0f,0x20,0xe0
23 define void @mubuf_load1(i8 addrspace(1)* %out, i8 addrspace(1)* %in) {
25 %0 = getelementptr i8 addrspace(1)* %in, i64 4095
26 %1 = load i8 addrspace(1)* %0
27 store i8 %1, i8 addrspace(1)* %out
31 ; MUBUF load with an immediate byte offset that doesn't fit into 12-bits
32 ; CHECK-LABEL: @mubuf_load2
33 ; CHECK: BUFFER_LOAD_DWORD v{{[0-9]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], 0 addr64 ; encoding: [0x00,0x80,0x30,0xe0
34 define void @mubuf_load2(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
36 %0 = getelementptr i32 addrspace(1)* %in, i64 1024
37 %1 = load i32 addrspace(1)* %0
38 store i32 %1, i32 addrspace(1)* %out
42 ; MUBUF load with a 12-bit immediate offset and a register offset
43 ; CHECK-LABEL: @mubuf_load3
45 ; CHECK: BUFFER_LOAD_DWORD v{{[0-9]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], 0 addr64 offset:0x4 ; encoding: [0x04,0x80,0x30,0xe0
46 define void @mubuf_load3(i32 addrspace(1)* %out, i32 addrspace(1)* %in, i64 %offset) {
48 %0 = getelementptr i32 addrspace(1)* %in, i64 %offset
49 %1 = getelementptr i32 addrspace(1)* %0, i64 1
50 %2 = load i32 addrspace(1)* %1
51 store i32 %2, i32 addrspace(1)* %out
55 ;;;==========================================================================;;;
57 ;;;==========================================================================;;;
59 ; MUBUF store with an immediate byte offset that fits into 12-bits
60 ; CHECK-LABEL: @mubuf_store0
61 ; CHECK: BUFFER_STORE_DWORD v{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0 offset:0x4 ; encoding: [0x04,0x00,0x70,0xe0
62 define void @mubuf_store0(i32 addrspace(1)* %out) {
64 %0 = getelementptr i32 addrspace(1)* %out, i64 1
65 store i32 0, i32 addrspace(1)* %0
69 ; MUBUF store with the largest possible immediate offset
70 ; CHECK-LABEL: @mubuf_store1
71 ; CHECK: BUFFER_STORE_BYTE v{{[0-9]}}, s[{{[0-9]:[0-9]}}], 0 offset:0xfff ; encoding: [0xff,0x0f,0x60,0xe0
73 define void @mubuf_store1(i8 addrspace(1)* %out) {
75 %0 = getelementptr i8 addrspace(1)* %out, i64 4095
76 store i8 0, i8 addrspace(1)* %0
80 ; MUBUF store with an immediate byte offset that doesn't fit into 12-bits
81 ; CHECK-LABEL: @mubuf_store2
82 ; CHECK: BUFFER_STORE_DWORD v{{[0-9]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]:[0-9]}}], 0 addr64 ; encoding: [0x00,0x80,0x70,0xe0
83 define void @mubuf_store2(i32 addrspace(1)* %out) {
85 %0 = getelementptr i32 addrspace(1)* %out, i64 1024
86 store i32 0, i32 addrspace(1)* %0
90 ; MUBUF store with a 12-bit immediate offset and a register offset
91 ; CHECK-LABEL: @mubuf_store3
93 ; CHECK: BUFFER_STORE_DWORD v{{[0-9]}}, v[{{[0-9]:[0-9]}}], s[{{[0-9]:[0-9]}}], 0 addr64 offset:0x4 ; encoding: [0x04,0x80,0x70,0xe0
94 define void @mubuf_store3(i32 addrspace(1)* %out, i64 %offset) {
96 %0 = getelementptr i32 addrspace(1)* %out, i64 %offset
97 %1 = getelementptr i32 addrspace(1)* %0, i64 1
98 store i32 0, i32 addrspace(1)* %1
102 ; CHECK-LABEL: @store_sgpr_ptr
103 ; CHECK: BUFFER_STORE_DWORD v{{[0-9]+}}, s{{\[[0-9]+:[0-9]+\]}}, 0
104 define void @store_sgpr_ptr(i32 addrspace(1)* %out) #0 {
105 store i32 99, i32 addrspace(1)* %out, align 4
109 ; CHECK-LABEL: @store_sgpr_ptr_offset
110 ; CHECK: BUFFER_STORE_DWORD v{{[0-9]+}}, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:0x28
111 define void @store_sgpr_ptr_offset(i32 addrspace(1)* %out) #0 {
112 %out.gep = getelementptr i32 addrspace(1)* %out, i32 10
113 store i32 99, i32 addrspace(1)* %out.gep, align 4
117 ; CHECK-LABEL: @store_sgpr_ptr_large_offset
118 ; CHECK: BUFFER_STORE_DWORD v{{[0-9]+}}, v{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0 addr64
119 define void @store_sgpr_ptr_large_offset(i32 addrspace(1)* %out) #0 {
120 %out.gep = getelementptr i32 addrspace(1)* %out, i32 32768
121 store i32 99, i32 addrspace(1)* %out.gep, align 4
125 ; CHECK-LABEL: @store_vgpr_ptr
126 ; CHECK: BUFFER_STORE_DWORD v{{[0-9]+}}, v{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0 addr64
127 define void @store_vgpr_ptr(i32 addrspace(1)* %out) #0 {
128 %tid = call i32 @llvm.r600.read.tidig.x() readnone
129 %out.gep = getelementptr i32 addrspace(1)* %out, i32 %tid
130 store i32 99, i32 addrspace(1)* %out.gep, align 4