| // RUN: mlir-opt -split-input-file -amdgpu-emulate-atomics=chipset=gfx90a %s | FileCheck %s --check-prefixes=CHECK,GFX9 |
| // RUN: mlir-opt -split-input-file -amdgpu-emulate-atomics=chipset=gfx1030 %s | FileCheck %s --check-prefixes=CHECK,GFX10 |
| |
| // ----- |
| |
| func.func @atomic_fmax(%val: f32, %buffer: memref<?xf32>, %idx: i32) { |
| // CHECK: func @atomic_fmax |
| // CHECK-SAME: ([[val:%.+]]: f32, [[buffer:%.+]]: memref<?xf32>, [[idx:%.+]]: i32) |
| // CHECK: gpu.printf "Begin\0A" |
| // GFX10: amdgpu.raw_buffer_atomic_fmax {foo, indexOffset = 4 : i32} [[val]] -> [[buffer]][[[idx]]] |
| // GFX9: [[ld:%.+]] = amdgpu.raw_buffer_load {foo, indexOffset = 4 : i32} [[buffer]][[[idx]]] |
| // GFX9: cf.br [[loop:\^.+]]([[ld]] : f32) |
| // GFX9: [[loop]]([[arg:%.+]]: f32): |
| // GFX9: [[operated:%.+]] = arith.maximumf [[val]], [[arg]] |
| // GFX9: [[atomicRes:%.+]] = amdgpu.raw_buffer_atomic_cmpswap {foo, indexOffset = 4 : i32} [[operated]], [[arg]] -> [[buffer]][[[idx]]] |
| // GFX9: [[argCast:%.+]] = arith.bitcast [[arg]] : f32 to i32 |
| // GFX9: [[resCast:%.+]] = arith.bitcast [[atomicRes]] : f32 to i32 |
| // GFX9: [[test:%.+]] = arith.cmpi eq, [[resCast]], [[argCast]] |
| // GFX9: cf.cond_br [[test]], [[post:\^.+]], [[loop]]([[atomicRes]] : f32) |
| // GFX9: [[post]]: |
| // CHECK-NEXT: gpu.printf "End\0A" |
| gpu.printf "Begin\n" |
| amdgpu.raw_buffer_atomic_fmax {foo, indexOffset = 4 : i32} %val -> %buffer[%idx] : f32 -> memref<?xf32>, i32 |
| gpu.printf "End\n" |
| func.return |
| } |
| |
| // ----- |
| |
| func.func @atomic_fmax_f64(%val: f64, %buffer: memref<?xf64>, %idx: i32) { |
| // CHECK: func @atomic_fmax_f64 |
| // CHECK-SAME: ([[val:%.+]]: f64, [[buffer:%.+]]: memref<?xf64>, [[idx:%.+]]: i32) |
| // CHECK: gpu.printf "Begin\0A" |
| // GFX9: amdgpu.raw_buffer_atomic_fmax [[val]] -> [[buffer]][[[idx]]] |
| // GFX10: amdgpu.raw_buffer_atomic_fmax [[val]] -> [[buffer]][[[idx]]] |
| // CHECK-NEXT: gpu.printf "End\0A" |
| gpu.printf "Begin\n" |
| amdgpu.raw_buffer_atomic_fmax %val -> %buffer[%idx] : f64 -> memref<?xf64>, i32 |
| gpu.printf "End\n" |
| func.return |
| } |
| |
| // ----- |
| |
| func.func @atomic_fadd(%val: f32, %buffer: memref<?xf32>, %idx: i32) { |
| // CHECK: func @atomic_fadd |
| // GFX9: amdgpu.raw_buffer_atomic_fadd |
| // GFX10: amdgpu.raw_buffer_load |
| // GFX10: amdgpu.raw_buffer_atomic_cmpswap |
| amdgpu.raw_buffer_atomic_fadd %val -> %buffer[%idx] : f32 -> memref<?xf32>, i32 |
| func.return |
| } |
