| // RUN: %eopt --enzyme %s | FileCheck %s |
| |
| module { |
| func.func @square(%x : f64) -> f64{ |
| %y = arith.mulf %x, %x : f64 |
| return %y : f64 |
| } |
| func.func @dsq(%x : f64, %dx : f64) -> f64 { |
| %r = enzyme.fwddiff @square(%x, %dx) { activity=[#enzyme<activity enzyme_dup>] } : (f64, f64) -> (f64) |
| return %r : f64 |
| } |
| } |
| |
| // CHECK: func.func @dsq(%[[arg0:.+]]: f64, %[[arg1:.+]]: f64) -> f64 { |
| // CHECK-NEXT: %[[i0:.+]] = call @fwddiffesquare(%[[arg0]], %[[arg1]]) : (f64, f64) -> f64 |
| // CHECK-NEXT: return %[[i0]] : f64 |
| // CHECK-NEXT: } |
| // CHECK: func.func private @fwddiffesquare(%[[arg0:.+]]: f64, %[[arg1:.+]]: f64) -> f64 { |
| // CHECK-NEXT: %[[i0:.+]] = arith.mulf %[[arg1]], %[[arg0]] : f64 |
| // CHECK-NEXT: %[[i1:.+]] = arith.mulf %[[arg1]], %[[arg0]] : f64 |
| // CHECK-NEXT: %[[i2:.+]] = arith.addf %[[i0]], %[[i1]] : f64 |
| // CHECK-NEXT: %[[i3:.+]] = arith.mulf %[[arg0]], %[[arg0]] : f64 |
| // CHECK-NEXT: return %[[i2]] : f64 |
| // CHECK-NEXT: } |
