mirror of
https://github.com/RPCS3/llvm.git
synced 2026-01-31 01:25:19 +01:00
e536396218
------------------------------------------------------------------------ r292982 | arsenm | 2017-01-24 14:02:15 -0800 (Tue, 24 Jan 2017) | 8 lines Enable FeatureFlatForGlobal on Volcanic Islands This switches to the workaround that HSA defaults to for the mesa path. This should be applied to the 4.0 branch. Patch by Vedran Miletić <vedran@miletic.net> ------------------------------------------------------------------------ git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_40@293326 91177308-0d34-0410-b5e6-96231b3b80d8
75 lines
3.2 KiB
LLVM
75 lines
3.2 KiB
LLVM
; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN-SAFE -check-prefix=GCN -check-prefix=SI %s
|
|
; RUN: llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -check-prefix=GCN-SAFE -check-prefix=GCN -check-prefix=CI %s
|
|
; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN-SAFE -check-prefix=GCN -check-prefix=FUNC %s
|
|
; RUN: llc -march=amdgcn -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN-UNSAFE -check-prefix=GCN %s
|
|
; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN-UNSAFE -check-prefix=GCN %s
|
|
|
|
declare float @llvm.fabs.f32(float) #0
|
|
declare float @llvm.floor.f32(float) #0
|
|
|
|
; GCN-LABEL: {{^}}fract_f32:
|
|
; GCN-SAFE: v_floor_f32_e32 [[FLR:v[0-9]+]], [[INPUT:v[0-9]+]]
|
|
; GCN-SAFE: v_subrev_f32_e32 [[RESULT:v[0-9]+]], [[FLR]], [[INPUT]]
|
|
|
|
; GCN-UNSAFE: v_fract_f32_e32 [[RESULT:v[0-9]+]], [[INPUT:v[0-9]+]]
|
|
|
|
; GCN: buffer_store_dword [[RESULT]]
|
|
define void @fract_f32(float addrspace(1)* %out, float addrspace(1)* %src) #1 {
|
|
%x = load float, float addrspace(1)* %src
|
|
%floor.x = call float @llvm.floor.f32(float %x)
|
|
%fract = fsub float %x, %floor.x
|
|
store float %fract, float addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}fract_f32_neg:
|
|
; GCN-SAFE: v_floor_f32_e64 [[FLR:v[0-9]+]], -[[INPUT:v[0-9]+]]
|
|
; GCN-SAFE: v_sub_f32_e64 [[RESULT:v[0-9]+]], -[[INPUT]], [[FLR]]
|
|
|
|
; GCN-UNSAFE: v_fract_f32_e64 [[RESULT:v[0-9]+]], -[[INPUT:v[0-9]+]]
|
|
|
|
; GCN: buffer_store_dword [[RESULT]]
|
|
define void @fract_f32_neg(float addrspace(1)* %out, float addrspace(1)* %src) #1 {
|
|
%x = load float, float addrspace(1)* %src
|
|
%x.neg = fsub float -0.0, %x
|
|
%floor.x.neg = call float @llvm.floor.f32(float %x.neg)
|
|
%fract = fsub float %x.neg, %floor.x.neg
|
|
store float %fract, float addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}fract_f32_neg_abs:
|
|
; GCN-SAFE: v_floor_f32_e64 [[FLR:v[0-9]+]], -|[[INPUT:v[0-9]+]]|
|
|
; GCN-SAFE: v_sub_f32_e64 [[RESULT:v[0-9]+]], -|[[INPUT]]|, [[FLR]]
|
|
|
|
; GCN-UNSAFE: v_fract_f32_e64 [[RESULT:v[0-9]+]], -|[[INPUT:v[0-9]+]]|
|
|
|
|
; GCN: buffer_store_dword [[RESULT]]
|
|
define void @fract_f32_neg_abs(float addrspace(1)* %out, float addrspace(1)* %src) #1 {
|
|
%x = load float, float addrspace(1)* %src
|
|
%abs.x = call float @llvm.fabs.f32(float %x)
|
|
%neg.abs.x = fsub float -0.0, %abs.x
|
|
%floor.neg.abs.x = call float @llvm.floor.f32(float %neg.abs.x)
|
|
%fract = fsub float %neg.abs.x, %floor.neg.abs.x
|
|
store float %fract, float addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}multi_use_floor_fract_f32:
|
|
; GCN-UNSAFE-DAG: v_floor_f32_e32 [[FLOOR:v[0-9]+]], [[INPUT:v[0-9]+]]
|
|
; GCN-UNSAFE-DAG: v_fract_f32_e32 [[FRACT:v[0-9]+]], [[INPUT:v[0-9]+]]
|
|
|
|
; GCN-UNSAFE: buffer_store_dword [[FLOOR]]
|
|
; GCN-UNSAFE: buffer_store_dword [[FRACT]]
|
|
define void @multi_use_floor_fract_f32(float addrspace(1)* %out, float addrspace(1)* %src) #1 {
|
|
%x = load float, float addrspace(1)* %src
|
|
%floor.x = call float @llvm.floor.f32(float %x)
|
|
%fract = fsub float %x, %floor.x
|
|
store volatile float %floor.x, float addrspace(1)* %out
|
|
store volatile float %fract, float addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
attributes #0 = { nounwind readnone }
|
|
attributes #1 = { nounwind }
|