llvm/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.global.atomic.csub.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -global-isel -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1030 -verify-machineinstrs < %s | FileCheck %s -check-prefix=GFX10
; RUN: llc -global-isel -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1031 -verify-machineinstrs < %s | FileCheck %s -check-prefix=GFX10
; RUN: llc -global-isel -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1100 -verify-machineinstrs < %s | FileCheck %s -check-prefix=GFX11
; RUN: llc -global-isel -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1200 -verify-machineinstrs < %s | FileCheck %s -check-prefix=GFX12

define i32 @global_atomic_csub(ptr addrspace(1) %ptr, i32 %data) {
; GFX10-LABEL: global_atomic_csub:
; GFX10:       ; %bb.0:
; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT:    global_atomic_csub v0, v[0:1], v2, off glc
; GFX10-NEXT:    s_waitcnt vmcnt(0)
; GFX10-NEXT:    s_setpc_b64 s[30:31]
;
; GFX11-LABEL: global_atomic_csub:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX11-NEXT:    global_atomic_csub_u32 v0, v[0:1], v2, off glc
; GFX11-NEXT:    s_waitcnt vmcnt(0)
; GFX11-NEXT:    s_setpc_b64 s[30:31]
;
; GFX12-LABEL: global_atomic_csub:
; GFX12:       ; %bb.0:
; GFX12-NEXT:    s_wait_loadcnt_dscnt 0x0
; GFX12-NEXT:    s_wait_expcnt 0x0
; GFX12-NEXT:    s_wait_samplecnt 0x0
; GFX12-NEXT:    s_wait_bvhcnt 0x0
; GFX12-NEXT:    s_wait_kmcnt 0x0
; GFX12-NEXT:    global_atomic_sub_clamp_u32 v0, v[0:1], v2, off th:TH_ATOMIC_RETURN
; GFX12-NEXT:    s_wait_loadcnt 0x0
; GFX12-NEXT:    s_setpc_b64 s[30:31]
  %ret = call i32 @llvm.amdgcn.global.atomic.csub.p1(ptr addrspace(1) %ptr, i32 %data)
  ret i32 %ret
}

define i32 @global_atomic_csub_offset(ptr addrspace(1) %ptr, i32 %data) {
; GFX10-LABEL: global_atomic_csub_offset:
; GFX10:       ; %bb.0:
; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT:    v_add_co_u32 v0, vcc_lo, 0x1000, v0
; GFX10-NEXT:    v_add_co_ci_u32_e32 v1, vcc_lo, 0, v1, vcc_lo
; GFX10-NEXT:    global_atomic_csub v0, v[0:1], v2, off glc
; GFX10-NEXT:    s_waitcnt vmcnt(0)
; GFX10-NEXT:    s_setpc_b64 s[30:31]
;
; GFX11-LABEL: global_atomic_csub_offset:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX11-NEXT:    v_add_co_u32 v0, vcc_lo, 0x1000, v0
; GFX11-NEXT:    v_add_co_ci_u32_e32 v1, vcc_lo, 0, v1, vcc_lo
; GFX11-NEXT:    global_atomic_csub_u32 v0, v[0:1], v2, off glc
; GFX11-NEXT:    s_waitcnt vmcnt(0)
; GFX11-NEXT:    s_setpc_b64 s[30:31]
;
; GFX12-LABEL: global_atomic_csub_offset:
; GFX12:       ; %bb.0:
; GFX12-NEXT:    s_wait_loadcnt_dscnt 0x0
; GFX12-NEXT:    s_wait_expcnt 0x0
; GFX12-NEXT:    s_wait_samplecnt 0x0
; GFX12-NEXT:    s_wait_bvhcnt 0x0
; GFX12-NEXT:    s_wait_kmcnt 0x0
; GFX12-NEXT:    global_atomic_sub_clamp_u32 v0, v[0:1], v2, off offset:4096 th:TH_ATOMIC_RETURN
; GFX12-NEXT:    s_wait_loadcnt 0x0
; GFX12-NEXT:    s_setpc_b64 s[30:31]
  %gep = getelementptr i32, ptr addrspace(1) %ptr, i64 1024
  %ret = call i32 @llvm.amdgcn.global.atomic.csub.p1(ptr addrspace(1) %gep, i32 %data)
  ret i32 %ret
}

define void @global_atomic_csub_nortn(ptr addrspace(1) %ptr, i32 %data) {
; GFX10-LABEL: global_atomic_csub_nortn:
; GFX10:       ; %bb.0:
; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT:    global_atomic_csub v0, v[0:1], v2, off glc
; GFX10-NEXT:    s_waitcnt vmcnt(0)
; GFX10-NEXT:    s_setpc_b64 s[30:31]
;
; GFX11-LABEL: global_atomic_csub_nortn:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX11-NEXT:    global_atomic_csub_u32 v0, v[0:1], v2, off glc
; GFX11-NEXT:    s_waitcnt vmcnt(0)
; GFX11-NEXT:    s_setpc_b64 s[30:31]
;
; GFX12-LABEL: global_atomic_csub_nortn:
; GFX12:       ; %bb.0:
; GFX12-NEXT:    s_wait_loadcnt_dscnt 0x0
; GFX12-NEXT:    s_wait_expcnt 0x0
; GFX12-NEXT:    s_wait_samplecnt 0x0
; GFX12-NEXT:    s_wait_bvhcnt 0x0
; GFX12-NEXT:    s_wait_kmcnt 0x0
; GFX12-NEXT:    global_atomic_sub_clamp_u32 v0, v[0:1], v2, off th:TH_ATOMIC_RETURN
; GFX12-NEXT:    s_wait_loadcnt 0x0
; GFX12-NEXT:    s_setpc_b64 s[30:31]
  %ret = call i32 @llvm.amdgcn.global.atomic.csub.p1(ptr addrspace(1) %ptr, i32 %data)
  ret void
}

define void @global_atomic_csub_offset_nortn(ptr addrspace(1) %ptr, i32 %data) {
; GFX10-LABEL: global_atomic_csub_offset_nortn:
; GFX10:       ; %bb.0:
; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT:    v_add_co_u32 v0, vcc_lo, 0x1000, v0
; GFX10-NEXT:    v_add_co_ci_u32_e32 v1, vcc_lo, 0, v1, vcc_lo
; GFX10-NEXT:    global_atomic_csub v0, v[0:1], v2, off glc
; GFX10-NEXT:    s_waitcnt vmcnt(0)
; GFX10-NEXT:    s_setpc_b64 s[30:31]
;
; GFX11-LABEL: global_atomic_csub_offset_nortn:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX11-NEXT:    v_add_co_u32 v0, vcc_lo, 0x1000, v0
; GFX11-NEXT:    v_add_co_ci_u32_e32 v1, vcc_lo, 0, v1, vcc_lo
; GFX11-NEXT:    global_atomic_csub_u32 v0, v[0:1], v2, off glc
; GFX11-NEXT:    s_waitcnt vmcnt(0)
; GFX11-NEXT:    s_setpc_b64 s[30:31]
;
; GFX12-LABEL: global_atomic_csub_offset_nortn:
; GFX12:       ; %bb.0:
; GFX12-NEXT:    s_wait_loadcnt_dscnt 0x0
; GFX12-NEXT:    s_wait_expcnt 0x0
; GFX12-NEXT:    s_wait_samplecnt 0x0
; GFX12-NEXT:    s_wait_bvhcnt 0x0
; GFX12-NEXT:    s_wait_kmcnt 0x0
; GFX12-NEXT:    global_atomic_sub_clamp_u32 v0, v[0:1], v2, off offset:4096 th:TH_ATOMIC_RETURN
; GFX12-NEXT:    s_wait_loadcnt 0x0
; GFX12-NEXT:    s_setpc_b64 s[30:31]
  %gep = getelementptr i32, ptr addrspace(1) %ptr, i64 1024
  %ret = call i32 @llvm.amdgcn.global.atomic.csub.p1(ptr addrspace(1) %gep, i32 %data)
  ret void
}

define amdgpu_kernel void @global_atomic_csub_sgpr_base_offset(ptr addrspace(1) %ptr, i32 %data) {
; GFX10-LABEL: global_atomic_csub_sgpr_base_offset:
; GFX10:       ; %bb.0:
; GFX10-NEXT:    s_clause 0x1
; GFX10-NEXT:    s_load_dword s2, s[6:7], 0x8
; GFX10-NEXT:    s_load_dwordx2 s[0:1], s[6:7], 0x0
; GFX10-NEXT:    v_mov_b32_e32 v1, 0x1000
; GFX10-NEXT:    s_waitcnt lgkmcnt(0)
; GFX10-NEXT:    v_mov_b32_e32 v0, s2
; GFX10-NEXT:    global_atomic_csub v0, v1, v0, s[0:1] glc
; GFX10-NEXT:    s_waitcnt vmcnt(0)
; GFX10-NEXT:    global_store_dword v[0:1], v0, off
; GFX10-NEXT:    s_endpgm
;
; GFX11-LABEL: global_atomic_csub_sgpr_base_offset:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x8
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_dual_mov_b32 v1, 0x1000 :: v_dual_mov_b32 v0, s4
; GFX11-NEXT:    global_atomic_csub_u32 v0, v1, v0, s[0:1] glc
; GFX11-NEXT:    s_waitcnt vmcnt(0)
; GFX11-NEXT:    global_store_b32 v[0:1], v0, off
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
;
; GFX12-LABEL: global_atomic_csub_sgpr_base_offset:
; GFX12:       ; %bb.0:
; GFX12-NEXT:    s_load_b96 s[0:2], s[2:3], 0x0
; GFX12-NEXT:    s_wait_kmcnt 0x0
; GFX12-NEXT:    v_dual_mov_b32 v1, 0 :: v_dual_mov_b32 v0, s2
; GFX12-NEXT:    global_atomic_sub_clamp_u32 v0, v1, v0, s[0:1] offset:4096 th:TH_ATOMIC_RETURN
; GFX12-NEXT:    s_wait_loadcnt 0x0
; GFX12-NEXT:    global_store_b32 v[0:1], v0, off
; GFX12-NEXT:    s_nop 0
; GFX12-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX12-NEXT:    s_endpgm
  %gep = getelementptr i32, ptr addrspace(1) %ptr, i64 1024
  %ret = call i32 @llvm.amdgcn.global.atomic.csub.p1(ptr addrspace(1) %gep, i32 %data)
  store i32 %ret, ptr addrspace(1) undef
  ret void
}

define amdgpu_kernel void @global_atomic_csub_sgpr_base_offset_nortn(ptr addrspace(1) %ptr, i32 %data) {
; GFX10-LABEL: global_atomic_csub_sgpr_base_offset_nortn:
; GFX10:       ; %bb.0:
; GFX10-NEXT:    s_clause 0x1
; GFX10-NEXT:    s_load_dword s2, s[6:7], 0x8
; GFX10-NEXT:    s_load_dwordx2 s[0:1], s[6:7], 0x0
; GFX10-NEXT:    v_mov_b32_e32 v1, 0x1000
; GFX10-NEXT:    s_waitcnt lgkmcnt(0)
; GFX10-NEXT:    v_mov_b32_e32 v0, s2
; GFX10-NEXT:    global_atomic_csub v0, v1, v0, s[0:1] glc
; GFX10-NEXT:    s_endpgm
;
; GFX11-LABEL: global_atomic_csub_sgpr_base_offset_nortn:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x8
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_dual_mov_b32 v1, 0x1000 :: v_dual_mov_b32 v0, s4
; GFX11-NEXT:    global_atomic_csub_u32 v0, v1, v0, s[0:1] glc
; GFX11-NEXT:    s_endpgm
;
; GFX12-LABEL: global_atomic_csub_sgpr_base_offset_nortn:
; GFX12:       ; %bb.0:
; GFX12-NEXT:    s_load_b96 s[0:2], s[2:3], 0x0
; GFX12-NEXT:    s_wait_kmcnt 0x0
; GFX12-NEXT:    v_dual_mov_b32 v1, 0 :: v_dual_mov_b32 v0, s2
; GFX12-NEXT:    global_atomic_sub_clamp_u32 v0, v1, v0, s[0:1] offset:4096 th:TH_ATOMIC_RETURN
; GFX12-NEXT:    s_endpgm
  %gep = getelementptr i32, ptr addrspace(1) %ptr, i64 1024
  %ret = call i32 @llvm.amdgcn.global.atomic.csub.p1(ptr addrspace(1) %gep, i32 %data)
  ret void
}

declare i32 @llvm.amdgcn.global.atomic.csub.p1(ptr addrspace(1) nocapture, i32) #1

attributes #0 = { nounwind willreturn }
attributes #1 = { argmemonly nounwind }