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| ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=hawaii -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,CI %s
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GFX9 %s
; GCN-LABEL: {{^}}is_local_vgpr:
; GCN-DAG: {{flat|global}}_load_dwordx2 v{{\[[0-9]+}}:[[PTR_HI:[0-9]+]]{{\]}}
; CI-DAG: s_load_dword [[APERTURE:s[0-9]+]], s[4:5], 0x10
; GFX9-DAG: s_getreg_b32 [[APERTURE:s[0-9]+]], hwreg(HW_REG_SH_MEM_BASES, 16, 16)
; GFX9: s_lshl_b32 [[APERTURE]], [[APERTURE]], 16
; GCN: v_cmp_eq_u32_e32 vcc, [[APERTURE]], v[[PTR_HI]]
; GCN: v_cndmask_b32_e64 v{{[0-9]+}}, 0, 1, vcc
define amdgpu_kernel void @is_local_vgpr(i8* addrspace(1)* %ptr.ptr) {
%id = call i32 @llvm.amdgcn.workitem.id.x()
%gep = getelementptr inbounds i8*, i8* addrspace(1)* %ptr.ptr, i32 %id
%ptr = load volatile i8*, i8* addrspace(1)* %gep
%val = call i1 @llvm.amdgcn.is.shared(i8* %ptr)
%ext = zext i1 %val to i32
store i32 %ext, i32 addrspace(1)* undef
ret void
}
; FIXME: setcc (zero_extend (setcc)), 1) not folded out, resulting in
; select and vcc branch.
; GCN-LABEL: {{^}}is_local_sgpr:
; CI-DAG: s_load_dword [[APERTURE:s[0-9]+]], s[4:5], 0x10{{$}}
; GFX9-DAG: s_getreg_b32 [[APERTURE:s[0-9]+]], hwreg(HW_REG_SH_MEM_BASES, 16, 16)
; GFX9-DAG: s_lshl_b32 [[APERTURE]], [[APERTURE]], 16
; CI-DAG: s_load_dword [[PTR_HI:s[0-9]+]], s[6:7], 0x1{{$}}
; GFX9-DAG: s_load_dword [[PTR_HI:s[0-9]+]], s[6:7], 0x4{{$}}
; GCN: v_mov_b32_e32 [[V_APERTURE:v[0-9]+]], [[APERTURE]]
; GCN: v_cmp_eq_u32_e32 vcc, [[PTR_HI]], [[V_APERTURE]]
; GCN: s_cbranch_vccnz
define amdgpu_kernel void @is_local_sgpr(i8* %ptr) {
%val = call i1 @llvm.amdgcn.is.shared(i8* %ptr)
br i1 %val, label %bb0, label %bb1
bb0:
store volatile i32 0, i32 addrspace(1)* undef
br label %bb1
bb1:
ret void
}
declare i32 @llvm.amdgcn.workitem.id.x() #0
declare i1 @llvm.amdgcn.is.shared(i8* nocapture) #0
attributes #0 = { nounwind readnone speculatable }
|