| // RUN: mlir-opt %s --split-input-file --math-uplift-to-fma | FileCheck %s |
| |
| // No uplifting without fastmath flags. |
| // CHECK-LABEL: func @test |
| // CHECK-SAME: (%[[ARG1:.*]]: f32, %[[ARG2:.*]]: f32, %[[ARG3:.*]]: f32) |
| // CHECK: %[[V1:.*]] = arith.mulf %[[ARG1]], %[[ARG2]] |
| // CHECK: %[[V2:.*]] = arith.addf %[[V1]], %[[ARG3]] |
| // CHECK: return %[[V2]] |
| func.func @test(%arg1: f32, %arg2: f32, %arg3: f32) -> f32 { |
| %1 = arith.mulf %arg1, %arg2 : f32 |
| %2 = arith.addf %1, %arg3 : f32 |
| return %2 : f32 |
| } |
| |
| // ----- |
| |
| // CHECK-LABEL: func @test |
| // CHECK-SAME: (%[[ARG1:.*]]: f32, %[[ARG2:.*]]: f32, %[[ARG3:.*]]: f32) |
| // CHECK: %[[RES:.*]] = math.fma %[[ARG1]], %[[ARG2]], %[[ARG3]] fastmath<fast> : f32 |
| // CHECK: return %[[RES]] |
| func.func @test(%arg1: f32, %arg2: f32, %arg3: f32) -> f32 { |
| %1 = arith.mulf %arg1, %arg2 fastmath<fast> : f32 |
| %2 = arith.addf %1, %arg3 fastmath<fast> : f32 |
| return %2 : f32 |
| } |
| |
| // ----- |
| |
| // CHECK-LABEL: func @test |
| // CHECK-SAME: (%[[ARG1:.*]]: f32, %[[ARG2:.*]]: f32, %[[ARG3:.*]]: f32) |
| // CHECK: %[[RES:.*]] = math.fma %[[ARG1]], %[[ARG2]], %[[ARG3]] fastmath<contract> : f32 |
| // CHECK: return %[[RES]] |
| func.func @test(%arg1: f32, %arg2: f32, %arg3: f32) -> f32 { |
| %1 = arith.mulf %arg1, %arg2 fastmath<fast> : f32 |
| %2 = arith.addf %arg3, %1 fastmath<contract> : f32 |
| return %2 : f32 |
| } |
