xref: /llvm-project-15.0.7/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.buffer.load.lds.ll (revision 791ec1c6)

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck %s --check-prefixes=GCN,SDAG
; RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck %s --check-prefixes=GCN,GISEL

declare void @llvm.amdgcn.struct.buffer.load.lds(<4 x i32> %rsrc, i8 addrspace(3)* nocapture, i32 %size, i32 %vindex, i32 %voffset, i32 %soffset, i32 %offset, i32 %aux)

define amdgpu_ps float @buffer_load_lds_dword(<4 x i32> inreg %rsrc, i8 addrspace(3)* inreg %lds) {
; SDAG-LABEL: buffer_load_lds_dword:
; SDAG:       ; %bb.0: ; %main_body
; SDAG-NEXT:    v_mov_b32_e32 v0, 8
; SDAG-NEXT:    s_mov_b32 m0, s4
; SDAG-NEXT:    s_nop 0
; SDAG-NEXT:    buffer_load_dword v0, s[0:3], 0 idxen lds
; SDAG-NEXT:    buffer_load_dword v0, s[0:3], 0 idxen offset:4 glc lds
; SDAG-NEXT:    buffer_load_dword v0, s[0:3], 0 idxen offset:8 slc lds
; SDAG-NEXT:    v_mov_b32_e32 v0, s4
; SDAG-NEXT:    s_waitcnt vmcnt(0)
; SDAG-NEXT:    ds_read_b32 v0, v0
; SDAG-NEXT:    s_waitcnt lgkmcnt(0)
; SDAG-NEXT:    ; return to shader part epilog
;
; GISEL-LABEL: buffer_load_lds_dword:
; GISEL:       ; %bb.0: ; %main_body
; GISEL-NEXT:    s_mov_b32 m0, s4
; GISEL-NEXT:    v_mov_b32_e32 v0, 8
; GISEL-NEXT:    buffer_load_dword v0, s[0:3], 0 idxen lds
; GISEL-NEXT:    buffer_load_dword v0, s[0:3], 0 idxen offset:4 glc lds
; GISEL-NEXT:    buffer_load_dword v0, s[0:3], 0 idxen offset:8 slc lds
; GISEL-NEXT:    v_mov_b32_e32 v0, s4
; GISEL-NEXT:    s_waitcnt vmcnt(0)
; GISEL-NEXT:    ds_read_b32 v0, v0
; GISEL-NEXT:    s_waitcnt lgkmcnt(0)
; GISEL-NEXT:    ; return to shader part epilog
main_body:
  call void @llvm.amdgcn.struct.buffer.load.lds(<4 x i32> %rsrc, i8 addrspace(3)* %lds, i32 4, i32 8, i32 0, i32 0, i32 0, i32 0)
  call void @llvm.amdgcn.struct.buffer.load.lds(<4 x i32> %rsrc, i8 addrspace(3)* %lds, i32 4, i32 8, i32 0, i32 0, i32 4, i32 1)
  call void @llvm.amdgcn.struct.buffer.load.lds(<4 x i32> %rsrc, i8 addrspace(3)* %lds, i32 4, i32 8, i32 0, i32 0, i32 8, i32 2)
  %ptr = bitcast i8 addrspace(3)* %lds to float addrspace(3)*
  %res = load float, float addrspace(3)* %ptr
  ret float %res
}

define amdgpu_ps void @buffer_load_lds_dword_imm_offset(<4 x i32> inreg %rsrc, i8 addrspace(3)* inreg %lds, i32 %vindex) {
; GCN-LABEL: buffer_load_lds_dword_imm_offset:
; GCN:       ; %bb.0: ; %main_body
; GCN-NEXT:    s_mov_b32 m0, s4
; GCN-NEXT:    s_nop 0
; GCN-NEXT:    buffer_load_dword v0, s[0:3], 0 idxen offset:2048 lds
; GCN-NEXT:    s_endpgm
main_body:
  call void @llvm.amdgcn.struct.buffer.load.lds(<4 x i32> %rsrc, i8 addrspace(3)* %lds, i32 4, i32 %vindex, i32 0, i32 0, i32 2048, i32 0)
  ret void
}

define amdgpu_ps void @buffer_load_lds_dword_v_offset(<4 x i32> inreg %rsrc, i8 addrspace(3)* inreg %lds, i32 %vindex, i32 %voffset) {
; GCN-LABEL: buffer_load_lds_dword_v_offset:
; GCN:       ; %bb.0: ; %main_body
; GCN-NEXT:    s_mov_b32 m0, s4
; GCN-NEXT:    s_nop 0
; GCN-NEXT:    buffer_load_dword v[0:1], s[0:3], 0 idxen offen lds
; GCN-NEXT:    s_endpgm
main_body:
  call void @llvm.amdgcn.struct.buffer.load.lds(<4 x i32> %rsrc, i8 addrspace(3)* %lds, i32 4, i32 %vindex, i32 %voffset, i32 0, i32 0, i32 0)
  ret void
}

define amdgpu_ps void @buffer_load_lds_dword_s_offset(<4 x i32> inreg %rsrc, i8 addrspace(3)* inreg %lds, i32 %vindex, i32 inreg %soffset) {
; GCN-LABEL: buffer_load_lds_dword_s_offset:
; GCN:       ; %bb.0: ; %main_body
; GCN-NEXT:    s_mov_b32 m0, s4
; GCN-NEXT:    s_nop 0
; GCN-NEXT:    buffer_load_dword v0, s[0:3], s5 idxen lds
; GCN-NEXT:    s_endpgm
main_body:
  call void @llvm.amdgcn.struct.buffer.load.lds(<4 x i32> %rsrc, i8 addrspace(3)* %lds, i32 4, i32 %vindex, i32 0, i32 %soffset, i32 0, i32 0)
  ret void
}

define amdgpu_ps void @buffer_load_lds_dword_vs_offset(<4 x i32> inreg %rsrc, i8 addrspace(3)* inreg %lds, i32 %vindex, i32 %voffset, i32 inreg %soffset) {
; GCN-LABEL: buffer_load_lds_dword_vs_offset:
; GCN:       ; %bb.0: ; %main_body
; GCN-NEXT:    s_mov_b32 m0, s4
; GCN-NEXT:    s_nop 0
; GCN-NEXT:    buffer_load_dword v[0:1], s[0:3], s5 idxen offen lds
; GCN-NEXT:    s_endpgm
main_body:
  call void @llvm.amdgcn.struct.buffer.load.lds(<4 x i32> %rsrc, i8 addrspace(3)* %lds, i32 4, i32 %vindex, i32 %voffset, i32 %soffset, i32 0, i32 0)
  ret void
}

define amdgpu_ps void @buffer_load_lds_dword_vs_imm_offset(<4 x i32> inreg %rsrc, i8 addrspace(3)* inreg %lds, i32 %vindex, i32 %voffset, i32 inreg %soffset) {
; GCN-LABEL: buffer_load_lds_dword_vs_imm_offset:
; GCN:       ; %bb.0: ; %main_body
; GCN-NEXT:    s_mov_b32 m0, s4
; GCN-NEXT:    s_nop 0
; GCN-NEXT:    buffer_load_dword v[0:1], s[0:3], s5 idxen offen offset:2048 lds
; GCN-NEXT:    s_endpgm
main_body:
  call void @llvm.amdgcn.struct.buffer.load.lds(<4 x i32> %rsrc, i8 addrspace(3)* %lds, i32 4, i32 %vindex, i32 %voffset, i32 %soffset, i32 2048, i32 0)
  ret void
}

define amdgpu_ps void @buffer_load_lds_ushort(<4 x i32> inreg %rsrc, i8 addrspace(3)* inreg %lds, i32 %vindex) {
; GCN-LABEL: buffer_load_lds_ushort:
; GCN:       ; %bb.0: ; %main_body
; GCN-NEXT:    v_mov_b32_e32 v1, 0x800
; GCN-NEXT:    s_mov_b32 m0, s4
; GCN-NEXT:    s_nop 0
; GCN-NEXT:    buffer_load_ushort v[0:1], s[0:3], 0 idxen offen lds
; GCN-NEXT:    s_endpgm
main_body:
  call void @llvm.amdgcn.struct.buffer.load.lds(<4 x i32> %rsrc, i8 addrspace(3)* %lds, i32 2, i32 %vindex, i32 2048, i32 0, i32 0, i32 0)
  ret void
}

define amdgpu_ps void @buffer_load_lds_ubyte(<4 x i32> inreg %rsrc, i8 addrspace(3)* inreg %lds, i32 %vindex) {
; GCN-LABEL: buffer_load_lds_ubyte:
; GCN:       ; %bb.0: ; %main_body
; GCN-NEXT:    s_mov_b32 m0, s4
; GCN-NEXT:    s_nop 0
; GCN-NEXT:    buffer_load_ubyte v0, s[0:3], 0 idxen offset:2048 lds
; GCN-NEXT:    s_endpgm
main_body:
  call void @llvm.amdgcn.struct.buffer.load.lds(<4 x i32> %rsrc, i8 addrspace(3)* %lds, i32 1, i32 %vindex, i32 0, i32 0, i32 2048, i32 0)
  ret void
}