1 ; RUN: llc < %s -march=r600 -mcpu=SI -show-mc-encoding -verify-machineinstrs | FileCheck %s 2 3 ;;;==========================================================================;;; 4 ;;; MUBUF LOAD TESTS 5 ;;;==========================================================================;;; 6 7 ; MUBUF load with an immediate byte offset that fits into 12-bits 8 ; CHECK-LABEL: @mubuf_load0 9 ; CHECK: BUFFER_LOAD_DWORD v{{[0-9]}}, s[{{[0-9]:[0-9]}}] + v[{{[0-9]:[0-9]}}] + 0x4 ; encoding: [0x04,0x80 10 define void @mubuf_load0(i32 addrspace(1)* %out, i32 addrspace(1)* %in) { 11 entry: 12 %0 = getelementptr i32 addrspace(1)* %in, i64 1 13 %1 = load i32 addrspace(1)* %0 14 store i32 %1, i32 addrspace(1)* %out 15 ret void 16 } 17 18 ; MUBUF load with the largest possible immediate offset 19 ; CHECK-LABEL: @mubuf_load1 20 ; CHECK: BUFFER_LOAD_UBYTE v{{[0-9]}}, s[{{[0-9]:[0-9]}}] + v[{{[0-9]:[0-9]}}] + 0xfff ; encoding: [0xff,0x8f 21 define void @mubuf_load1(i8 addrspace(1)* %out, i8 addrspace(1)* %in) { 22 entry: 23 %0 = getelementptr i8 addrspace(1)* %in, i64 4095 24 %1 = load i8 addrspace(1)* %0 25 store i8 %1, i8 addrspace(1)* %out 26 ret void 27 } 28 29 ; MUBUF load with an immediate byte offset that doesn't fit into 12-bits 30 ; CHECK-LABEL: @mubuf_load2 31 ; CHECK: BUFFER_LOAD_DWORD v{{[0-9]}}, s[{{[0-9]:[0-9]}}] + v[{{[0-9]:[0-9]}}] + 0x0 ; encoding: [0x00,0x80 32 define void @mubuf_load2(i32 addrspace(1)* %out, i32 addrspace(1)* %in) { 33 entry: 34 %0 = getelementptr i32 addrspace(1)* %in, i64 1024 35 %1 = load i32 addrspace(1)* %0 36 store i32 %1, i32 addrspace(1)* %out 37 ret void 38 } 39 40 ; MUBUF load with a 12-bit immediate offset and a register offset 41 ; CHECK-LABEL: @mubuf_load3 42 ; CHECK-NOT: ADD 43 ; CHECK: BUFFER_LOAD_DWORD v{{[0-9]}}, s[{{[0-9]:[0-9]}}] + v[{{[0-9]:[0-9]}}] + 0x4 ; encoding: [0x04,0x80 44 define void @mubuf_load3(i32 addrspace(1)* %out, i32 addrspace(1)* %in, i64 %offset) { 45 entry: 46 %0 = getelementptr i32 addrspace(1)* %in, i64 %offset 47 %1 = getelementptr i32 addrspace(1)* %0, i64 1 48 %2 = load i32 addrspace(1)* %1 49 store i32 %2, i32 addrspace(1)* %out 50 ret void 51 } 52 53 ;;;==========================================================================;;; 54 ;;; MUBUF STORE TESTS 55 ;;;==========================================================================;;; 56 57 ; MUBUF store with an immediate byte offset that fits into 12-bits 58 ; CHECK-LABEL: @mubuf_store0 59 ; CHECK: BUFFER_STORE_DWORD v{{[0-9]}}, s[{{[0-9]:[0-9]}}] + v[{{[0-9]:[0-9]}}] + 0x4 ; encoding: [0x04,0x80 60 define void @mubuf_store0(i32 addrspace(1)* %out) { 61 entry: 62 %0 = getelementptr i32 addrspace(1)* %out, i64 1 63 store i32 0, i32 addrspace(1)* %0 64 ret void 65 } 66 67 ; MUBUF store with the largest possible immediate offset 68 ; CHECK-LABEL: @mubuf_store1 69 ; CHECK: BUFFER_STORE_BYTE v{{[0-9]}}, s[{{[0-9]:[0-9]}}] + v[{{[0-9]:[0-9]}}] + 0xfff ; encoding: [0xff,0x8f 70 71 define void @mubuf_store1(i8 addrspace(1)* %out) { 72 entry: 73 %0 = getelementptr i8 addrspace(1)* %out, i64 4095 74 store i8 0, i8 addrspace(1)* %0 75 ret void 76 } 77 78 ; MUBUF store with an immediate byte offset that doesn't fit into 12-bits 79 ; CHECK-LABEL: @mubuf_store2 80 ; CHECK: BUFFER_STORE_DWORD v{{[0-9]}}, s[{{[0-9]:[0-9]}}] + v[{{[0-9]:[0-9]}}] + 0x0 ; encoding: [0x00,0x80 81 define void @mubuf_store2(i32 addrspace(1)* %out) { 82 entry: 83 %0 = getelementptr i32 addrspace(1)* %out, i64 1024 84 store i32 0, i32 addrspace(1)* %0 85 ret void 86 } 87 88 ; MUBUF store with a 12-bit immediate offset and a register offset 89 ; CHECK-LABEL: @mubuf_store3 90 ; CHECK-NOT: ADD 91 ; CHECK: BUFFER_STORE_DWORD v{{[0-9]}}, s[{{[0-9]:[0-9]}}] + v[{{[0-9]:[0-9]}}] + 0x4 ; encoding: [0x04,0x80 92 define void @mubuf_store3(i32 addrspace(1)* %out, i64 %offset) { 93 entry: 94 %0 = getelementptr i32 addrspace(1)* %out, i64 %offset 95 %1 = getelementptr i32 addrspace(1)* %0, i64 1 96 store i32 0, i32 addrspace(1)* %1 97 ret void 98 } 99
