| Marek Olsak | 43650e4 | 2015-03-24 13:40:08 +0000 | [diff] [blame] | 1 | ; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=SI -check-prefix=FUNC %s |
| 2 | ; RUN: llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=CI -check-prefix=FUNC %s |
| 3 | ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=CI -check-prefix=FUNC %s |
| 4 | ; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s |
| Matt Arsenault | 8e34ecb | 2014-06-19 04:24:43 +0000 | [diff] [blame] | 5 | |
| Marek Olsak | 43650e4 | 2015-03-24 13:40:08 +0000 | [diff] [blame] | 6 | declare float @llvm.fabs.f32(float %Val) |
| Matt Arsenault | 8e34ecb | 2014-06-19 04:24:43 +0000 | [diff] [blame] | 7 | declare float @llvm.AMDGPU.fract.f32(float) nounwind readnone |
| 8 | |
| 9 | ; Legacy name |
| 10 | declare float @llvm.AMDIL.fraction.f32(float) nounwind readnone |
| 11 | |
| Tom Stellard | 79243d9 | 2014-10-01 17:15:17 +0000 | [diff] [blame] | 12 | ; FUNC-LABEL: {{^}}fract_f32: |
| Marek Olsak | 43650e4 | 2015-03-24 13:40:08 +0000 | [diff] [blame] | 13 | ; CI: v_fract_f32_e32 [[RESULT:v[0-9]+]], [[INPUT:v[0-9]+]] |
| 14 | ; SI: v_floor_f32_e32 [[FLR:v[0-9]+]], [[INPUT:v[0-9]+]] |
| 15 | ; SI: v_subrev_f32_e32 [[RESULT:v[0-9]+]], [[FLR]], [[INPUT]] |
| 16 | ; GCN: buffer_store_dword [[RESULT]] |
| Matt Arsenault | 8e34ecb | 2014-06-19 04:24:43 +0000 | [diff] [blame] | 17 | ; EG: FRACT |
| 18 | define void @fract_f32(float addrspace(1)* %out, float addrspace(1)* %src) nounwind { |
| David Blaikie | a79ac14 | 2015-02-27 21:17:42 +0000 | [diff] [blame] | 19 | %val = load float, float addrspace(1)* %src, align 4 |
| Matt Arsenault | 8e34ecb | 2014-06-19 04:24:43 +0000 | [diff] [blame] | 20 | %fract = call float @llvm.AMDGPU.fract.f32(float %val) nounwind readnone |
| 21 | store float %fract, float addrspace(1)* %out, align 4 |
| 22 | ret void |
| 23 | } |
| 24 | |
| Tom Stellard | 79243d9 | 2014-10-01 17:15:17 +0000 | [diff] [blame] | 25 | ; FUNC-LABEL: {{^}}fract_f32_legacy_amdil: |
| Marek Olsak | 43650e4 | 2015-03-24 13:40:08 +0000 | [diff] [blame] | 26 | ; CI: v_fract_f32_e32 [[RESULT:v[0-9]+]], [[INPUT:v[0-9]+]] |
| 27 | ; SI: v_floor_f32_e32 [[FLR:v[0-9]+]], [[INPUT:v[0-9]+]] |
| 28 | ; SI: v_subrev_f32_e32 [[RESULT:v[0-9]+]], [[FLR]], [[INPUT]] |
| 29 | ; GCN: buffer_store_dword [[RESULT]] |
| Matt Arsenault | 8e34ecb | 2014-06-19 04:24:43 +0000 | [diff] [blame] | 30 | ; EG: FRACT |
| 31 | define void @fract_f32_legacy_amdil(float addrspace(1)* %out, float addrspace(1)* %src) nounwind { |
| David Blaikie | a79ac14 | 2015-02-27 21:17:42 +0000 | [diff] [blame] | 32 | %val = load float, float addrspace(1)* %src, align 4 |
| Matt Arsenault | 8e34ecb | 2014-06-19 04:24:43 +0000 | [diff] [blame] | 33 | %fract = call float @llvm.AMDIL.fraction.f32(float %val) nounwind readnone |
| 34 | store float %fract, float addrspace(1)* %out, align 4 |
| 35 | ret void |
| 36 | } |
| Marek Olsak | 43650e4 | 2015-03-24 13:40:08 +0000 | [diff] [blame] | 37 | |
| 38 | ; FUNC-LABEL: {{^}}fract_f32_neg: |
| 39 | ; CI: v_fract_f32_e64 [[RESULT:v[0-9]+]], -[[INPUT:v[0-9]+]] |
| 40 | ; SI: v_floor_f32_e64 [[FLR:v[0-9]+]], -[[INPUT:v[0-9]+]] |
| 41 | ; SI: v_sub_f32_e64 [[RESULT:v[0-9]+]], -[[INPUT]], [[FLR]] |
| 42 | ; GCN: buffer_store_dword [[RESULT]] |
| 43 | ; EG: FRACT |
| 44 | define void @fract_f32_neg(float addrspace(1)* %out, float addrspace(1)* %src) nounwind { |
| 45 | %val = load float, float addrspace(1)* %src, align 4 |
| 46 | %neg = fsub float 0.0, %val |
| 47 | %fract = call float @llvm.AMDGPU.fract.f32(float %neg) nounwind readnone |
| 48 | store float %fract, float addrspace(1)* %out, align 4 |
| 49 | ret void |
| 50 | } |
| 51 | |
| 52 | ; FUNC-LABEL: {{^}}fract_f32_neg_abs: |
| 53 | ; CI: v_fract_f32_e64 [[RESULT:v[0-9]+]], -|[[INPUT:v[0-9]+]]| |
| 54 | ; SI: v_floor_f32_e64 [[FLR:v[0-9]+]], -|[[INPUT:v[0-9]+]]| |
| 55 | ; SI: v_sub_f32_e64 [[RESULT:v[0-9]+]], -|[[INPUT]]|, [[FLR]] |
| 56 | ; GCN: buffer_store_dword [[RESULT]] |
| 57 | ; EG: FRACT |
| 58 | define void @fract_f32_neg_abs(float addrspace(1)* %out, float addrspace(1)* %src) nounwind { |
| 59 | %val = load float, float addrspace(1)* %src, align 4 |
| 60 | %abs = call float @llvm.fabs.f32(float %val) |
| 61 | %neg = fsub float 0.0, %abs |
| 62 | %fract = call float @llvm.AMDGPU.fract.f32(float %neg) nounwind readnone |
| 63 | store float %fract, float addrspace(1)* %out, align 4 |
| 64 | ret void |
| 65 | } |