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llvm-mirror/test/CodeGen/AMDGPU/extload.ll
Matt Arsenault 81a9bfe915 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>

llvm-svn: 292982
2017-01-24 22:02:15 +00:00

66 lines
2.9 KiB
LLVM

; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI-NOHSA -check-prefix=FUNC %s
; RUN: llc -mtriple=amdgcn-amdhsa -mcpu=kaveri -verify-machineinstrs < %s | FileCheck -check-prefix=FUNC -check-prefix=CI-HSA -check-prefix=SI %s
; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=SI-NOHSA -check-prefix=FUNC %s
; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
; FIXME: This seems to not ever actually become an extload
; FUNC-LABEL: {{^}}global_anyext_load_i8:
; GCN: buffer_load_dword v{{[0-9]+}}
; GCN: buffer_store_dword v{{[0-9]+}}
; EG: MEM_RAT_CACHELESS STORE_RAW [[VAL:T[0-9]+.[XYZW]]],
; EG: VTX_READ_32 [[VAL]]
define void @global_anyext_load_i8(i8 addrspace(1)* nocapture noalias %out, i8 addrspace(1)* nocapture noalias %src) nounwind {
%cast = bitcast i8 addrspace(1)* %src to i32 addrspace(1)*
%load = load i32, i32 addrspace(1)* %cast
%x = bitcast i32 %load to <4 x i8>
%castOut = bitcast i8 addrspace(1)* %out to <4 x i8> addrspace(1)*
store <4 x i8> %x, <4 x i8> addrspace(1)* %castOut
ret void
}
; FUNC-LABEL: {{^}}global_anyext_load_i16:
; GCN: buffer_load_dword v{{[0-9]+}}
; GCN: buffer_store_dword v{{[0-9]+}}
; EG: MEM_RAT_CACHELESS STORE_RAW [[VAL:T[0-9]+.[XYZW]]],
; EG: VTX_READ_32 [[VAL]]
define void @global_anyext_load_i16(i16 addrspace(1)* nocapture noalias %out, i16 addrspace(1)* nocapture noalias %src) nounwind {
%cast = bitcast i16 addrspace(1)* %src to i32 addrspace(1)*
%load = load i32, i32 addrspace(1)* %cast
%x = bitcast i32 %load to <2 x i16>
%castOut = bitcast i16 addrspace(1)* %out to <2 x i16> addrspace(1)*
store <2 x i16> %x, <2 x i16> addrspace(1)* %castOut
ret void
}
; FUNC-LABEL: {{^}}local_anyext_load_i8:
; GCN: ds_read_b32 v{{[0-9]+}}
; GCN: ds_write_b32 v{{[0-9]+}}
; EG: LDS_READ_RET {{.*}}, [[VAL:T[0-9]+.[XYZW]]]
; EG: LDS_WRITE * [[VAL]]
define void @local_anyext_load_i8(i8 addrspace(3)* nocapture noalias %out, i8 addrspace(3)* nocapture noalias %src) nounwind {
%cast = bitcast i8 addrspace(3)* %src to i32 addrspace(3)*
%load = load i32, i32 addrspace(3)* %cast
%x = bitcast i32 %load to <4 x i8>
%castOut = bitcast i8 addrspace(3)* %out to <4 x i8> addrspace(3)*
store <4 x i8> %x, <4 x i8> addrspace(3)* %castOut
ret void
}
; FUNC-LABEL: {{^}}local_anyext_load_i16:
; GCN: ds_read_b32 v{{[0-9]+}}
; GCN: ds_write_b32 v{{[0-9]+}}
; EG: LDS_READ_RET {{.*}}, [[VAL:T[0-9]+.[XYZW]]]
; EG: LDS_WRITE * [[VAL]]
define void @local_anyext_load_i16(i16 addrspace(3)* nocapture noalias %out, i16 addrspace(3)* nocapture noalias %src) nounwind {
%cast = bitcast i16 addrspace(3)* %src to i32 addrspace(3)*
%load = load i32, i32 addrspace(3)* %cast
%x = bitcast i32 %load to <2 x i16>
%castOut = bitcast i16 addrspace(3)* %out to <2 x i16> addrspace(3)*
store <2 x i16> %x, <2 x i16> addrspace(3)* %castOut
ret void
}