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103 lines
5.3 KiB
LLVM
103 lines
5.3 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs -amdgpu-enable-global-sgpr-addr < %s | FileCheck -check-prefix=GFX9 %s
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; Test for a conv2d like sequence of loads.
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; GFX9: global_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}} offset:16{{$}}
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; GFX9: global_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}}{{$}}
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; GFX9: global_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}} offset:32{{$}}
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; GFX9: global_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}} offset:-16{{$}}
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; GFX9: global_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}} offset:-32{{$}}
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; GFX9: global_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}} offset:8{{$}}
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define hidden amdgpu_kernel void @simpleSaddrs(i64 addrspace(1)* %dst_image, i64 addrspace(1)* %src_image ) {
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entry:
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%id = call i32 @llvm.amdgcn.workitem.id.x()
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%idx = zext i32 %id to i64
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%gep = getelementptr i64, i64 addrspace(1)* %src_image, i64 %idx
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%ptr0 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 1
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%load0 = load i64, i64 addrspace(1)* %ptr0
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%ptr1 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 2
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%load1 = load i64, i64 addrspace(1)* %ptr1
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%ptr2 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 3
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%load2 = load i64, i64 addrspace(1)* %ptr2
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%ptr3 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 4
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%load3 = load i64, i64 addrspace(1)* %ptr3
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%ptr4 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 -4
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%load4 = load i64, i64 addrspace(1)* %ptr4
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%ptr5 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 -3
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%load5 = load i64, i64 addrspace(1)* %ptr5
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%ptr6 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 -2
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%load6 = load i64, i64 addrspace(1)* %ptr6
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%ptr7 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 -1
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%load7 = load i64, i64 addrspace(1)* %ptr7
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%ptr8 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 0
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%load8 = load i64, i64 addrspace(1)* %ptr8
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%add0 = add i64 %load1, %load0
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%add1 = add i64 %load3, %load2
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%add2 = add i64 %load5, %load4
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%add3 = add i64 %load7, %load6
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%add4 = add i64 %add0, %load8
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%add5 = add i64 %add2, %add1
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%add6 = add i64 %add4, %add3
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%add7 = add i64 %add6, %add5
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%gep9 = getelementptr i64, i64 addrspace(1)* %dst_image, i64 %idx
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%ptr9 = getelementptr inbounds i64, i64 addrspace(1)* %gep9, i64 1
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store volatile i64 %add7, i64 addrspace(1)* %ptr9
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; Test various offset boundaries.
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; GFX9: global_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, s[{{[0-9]+}}:{{[0-9]+}}] offset:4088{{$}}
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; GFX9: global_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, off{{$}}
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; GFX9: global_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, s[{{[0-9]+}}:{{[0-9]+}}] offset:2040{{$}}
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%gep11 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 511
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%load11 = load i64, i64 addrspace(1)* %gep11
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%gep12 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 1023
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%load12 = load i64, i64 addrspace(1)* %gep12
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%gep13 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 255
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%load13 = load i64, i64 addrspace(1)* %gep13
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%add11 = add i64 %load11, %load12
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%add12 = add i64 %add11, %load13
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store volatile i64 %add12, i64 addrspace(1)* undef
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; GFX9: global_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, off{{$}}
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; GFX9: global_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, off{{$}}
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; GFX9: global_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, s[{{[0-9]+}}:{{[0-9]+}}] offset:-4096{{$}}
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%gep21 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 -1024
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%load21 = load i64, i64 addrspace(1)* %gep21
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%gep22 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 -2048
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%load22 = load i64, i64 addrspace(1)* %gep22
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%gep23 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 -512
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%load23 = load i64, i64 addrspace(1)* %gep23
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%add21 = add i64 %load22, %load21
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%add22 = add i64 %add21, %load23
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store volatile i64 %add22, i64 addrspace(1)* undef
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; GFX9: global_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, s[{{[0-9]+}}:{{[0-9]+}}] offset:2040{{$}}
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%gep31 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 257
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%load31 = load i64, i64 addrspace(1)* %gep31
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%gep32 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 256
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%load32 = load i64, i64 addrspace(1)* %gep32
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%gep33 = getelementptr inbounds i64, i64 addrspace(1)* %gep, i64 255
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%load33 = load i64, i64 addrspace(1)* %gep33
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%add34 = add i64 %load32, %load31
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%add35 = add i64 %add34, %load33
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store volatile i64 %add35, i64 addrspace(1)* undef
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ret void
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}
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; GFX9: global_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, off{{$}}
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; GFX9: global_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, v{{\[[0-9]+:[0-9]+\]}}, off offset:16{{$}}
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; GFX9-NEXT: s_waitcnt
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; NGFX9-NOT: global_load_dword
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define amdgpu_cs void @_amdgpu_cs_main(i64 inreg %arg) {
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bb:
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%tmp1 = inttoptr i64 %arg to <4 x i64> addrspace(1)*
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%tmp2 = load <4 x i64>, <4 x i64> addrspace(1)* %tmp1, align 16
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store volatile <4 x i64> %tmp2, <4 x i64> addrspace(1)* undef
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ret void
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}
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declare i32 @llvm.amdgcn.workitem.id.x() #1
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attributes #0 = { convergent nounwind }
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attributes #1 = { nounwind readnone speculatable }
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