| Owen Anderson | 58d5729 | 2012-09-01 06:04:27 +0000 | [diff] [blame] | 1 | ; RUN: llc -march=arm -mcpu=cortex-a9 -mattr=+vfp4 -enable-unsafe-fp-math < %s | FileCheck %s |
| 2 | |
| 3 | ; CHECK: test1 |
| 4 | define float @test1(float %x) { |
| 5 | ; CHECK-NOT: vfma |
| 6 | ; CHECK: vmul.f32 |
| 7 | ; CHECK-NOT: vfma |
| 8 | %t1 = fmul float %x, 3.0 |
| 9 | %t2 = call float @llvm.fma.f32(float %x, float 2.0, float %t1) |
| 10 | ret float %t2 |
| 11 | } |
| 12 | |
| 13 | ; CHECK: test2 |
| 14 | define float @test2(float %x, float %y) { |
| 15 | ; CHECK-NOT: vmul |
| 16 | ; CHECK: vfma.f32 |
| 17 | ; CHECK-NOT: vmul |
| 18 | %t1 = fmul float %x, 3.0 |
| 19 | %t2 = call float @llvm.fma.f32(float %t1, float 2.0, float %y) |
| 20 | ret float %t2 |
| 21 | } |
| 22 | |
| 23 | ; CHECK: test3 |
| 24 | define float @test3(float %x, float %y) { |
| 25 | ; CHECK-NOT: vfma |
| 26 | ; CHECK: vadd.f32 |
| 27 | ; CHECK-NOT: vfma |
| 28 | %t2 = call float @llvm.fma.f32(float %x, float 1.0, float %y) |
| 29 | ret float %t2 |
| 30 | } |
| 31 | |
| 32 | ; CHECK: test4 |
| 33 | define float @test4(float %x, float %y) { |
| 34 | ; CHECK-NOT: vfma |
| 35 | ; CHECK: vsub.f32 |
| 36 | ; CHECK-NOT: vfma |
| 37 | %t2 = call float @llvm.fma.f32(float %x, float -1.0, float %y) |
| 38 | ret float %t2 |
| 39 | } |
| 40 | |
| 41 | ; CHECK: test5 |
| 42 | define float @test5(float %x) { |
| 43 | ; CHECK-NOT: vfma |
| 44 | ; CHECK: vmul.f32 |
| 45 | ; CHECK-NOT: vfma |
| 46 | %t2 = call float @llvm.fma.f32(float %x, float 2.0, float %x) |
| 47 | ret float %t2 |
| 48 | } |
| 49 | |
| 50 | ; CHECK: test6 |
| 51 | define float @test6(float %x) { |
| 52 | ; CHECK-NOT: vfma |
| 53 | ; CHECK: vmul.f32 |
| 54 | ; CHECK-NOT: vfma |
| 55 | %t1 = fsub float -0.0, %x |
| 56 | %t2 = call float @llvm.fma.f32(float %x, float 5.0, float %t1) |
| 57 | ret float %t2 |
| 58 | } |
| 59 | |
| 60 | declare float @llvm.fma.f32(float, float, float) |