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 10define void @mubuf_load0(i32 addrspace(1)* %out, i32 addrspace(1)* %in) { 11entry: 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 21define void @mubuf_load1(i8 addrspace(1)* %out, i8 addrspace(1)* %in) { 22entry: 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 32define void @mubuf_load2(i32 addrspace(1)* %out, i32 addrspace(1)* %in) { 33entry: 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 44define void @mubuf_load3(i32 addrspace(1)* %out, i32 addrspace(1)* %in, i64 %offset) { 45entry: 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 60define void @mubuf_store0(i32 addrspace(1)* %out) { 61entry: 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 71define void @mubuf_store1(i8 addrspace(1)* %out) { 72entry: 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 81define void @mubuf_store2(i32 addrspace(1)* %out) { 82entry: 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 92define void @mubuf_store3(i32 addrspace(1)* %out, i64 %offset) { 93entry: 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