| Adam Nemet | 370d087 | 2017-04-04 21:18:30 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -O3 -ffp-contract=fast -triple %itanium_abi_triple -emit-llvm -o - %s | FileCheck %s |
| 2 | |
| 3 | float fp_contract_1(float a, float b, float c) { |
| 4 | // CHECK-LABEL: fp_contract_1fff( |
| 5 | // CHECK: fmul contract float |
| 6 | // CHECK: fadd contract float |
| 7 | return a * b + c; |
| 8 | } |
| 9 | |
| 10 | float fp_contract_2(float a, float b, float c) { |
| 11 | // CHECK-LABEL: fp_contract_2fff( |
| 12 | // CHECK: fmul contract float |
| 13 | // CHECK: fsub contract float |
| 14 | return a * b - c; |
| 15 | } |
| 16 | |
| 17 | void fp_contract_3(float *a, float b, float c) { |
| 18 | // CHECK-LABEL: fp_contract_3Pfff( |
| 19 | // CHECK: fmul contract float |
| 20 | // CHECK: fadd contract float |
| 21 | a[0] += b * c; |
| 22 | } |
| 23 | |
| 24 | void fp_contract_4(float *a, float b, float c) { |
| 25 | // CHECK-LABEL: fp_contract_4Pfff( |
| 26 | // CHECK: fmul contract float |
| 27 | // CHECK: fsub contract float |
| 28 | a[0] -= b * c; |
| 29 | } |