llvm-project/llvm/test/CodeGen/AMDGPU/expand-scalar-carry-out-sel...

122 lines
4.2 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 < %s | FileCheck -check-prefixes=GCN,GFX9 %s
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1010 < %s | FileCheck -check-prefixes=GCN,GFX10 %s
define i32 @s_add_co_select_user() {
; GFX9-LABEL: s_add_co_select_user:
; GFX9: ; %bb.0: ; %bb
; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX9-NEXT: s_mov_b64 s[4:5], 0
; GFX9-NEXT: s_load_dword s6, s[4:5], 0x0
; GFX9-NEXT: s_waitcnt lgkmcnt(0)
; GFX9-NEXT: v_add_co_u32_e64 v0, s[4:5], s6, s6
; GFX9-NEXT: s_cmp_lg_u64 s[4:5], 0
; GFX9-NEXT: s_addc_u32 s4, s6, 0
; GFX9-NEXT: s_cselect_b64 vcc, 1, 0
; GFX9-NEXT: v_mov_b32_e32 v1, s4
; GFX9-NEXT: s_cmp_gt_u32 s6, 31
; GFX9-NEXT: v_cndmask_b32_e32 v1, 0, v1, vcc
; GFX9-NEXT: s_cselect_b64 vcc, -1, 0
; GFX9-NEXT: v_cndmask_b32_e32 v0, v1, v0, vcc
; GFX9-NEXT: s_setpc_b64 s[30:31]
;
; GFX10-LABEL: s_add_co_select_user:
; GFX10: ; %bb.0: ; %bb
; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT: s_waitcnt_vscnt null, 0x0
; GFX10-NEXT: s_mov_b64 s[4:5], 0
; GFX10-NEXT: ; implicit-def: $vcc_hi
; GFX10-NEXT: s_load_dword s4, s[4:5], 0x0
; GFX10-NEXT: s_waitcnt lgkmcnt(0)
; GFX10-NEXT: v_add_co_u32_e64 v0, s5, s4, s4
; GFX10-NEXT: s_cmpk_lg_u32 s5, 0x0
; GFX10-NEXT: s_addc_u32 s5, s4, 0
; GFX10-NEXT: s_cselect_b32 s6, 1, 0
; GFX10-NEXT: s_cmp_gt_u32 s4, 31
; GFX10-NEXT: v_cndmask_b32_e64 v1, 0, s5, s6
; GFX10-NEXT: s_cselect_b32 vcc_lo, -1, 0
; GFX10-NEXT: v_cndmask_b32_e32 v0, v1, v0, vcc_lo
; GFX10-NEXT: s_setpc_b64 s[30:31]
bb:
%i = load volatile i32, i32 addrspace(4)* null, align 8
%i1 = add i32 %i, %i
%i2 = icmp ult i32 %i1, %i
%i3 = zext i1 %i2 to i32
%i4 = add nuw nsw i32 %i3, 0
%i5 = add i32 %i4, %i
%i6 = icmp ult i32 %i5, %i4
%i7 = select i1 %i6, i32 %i5, i32 0
%i8 = icmp ugt i32 %i, 31
%i9 = select i1 %i8, i32 %i1, i32 %i7
ret i32 %i9
}
define amdgpu_kernel void @s_add_co_br_user(i32 %i) {
; GFX9-LABEL: s_add_co_br_user:
; GFX9: ; %bb.0: ; %bb
; GFX9-NEXT: s_load_dword s0, s[4:5], 0x0
; GFX9-NEXT: s_waitcnt lgkmcnt(0)
; GFX9-NEXT: s_add_i32 s1, s0, s0
; GFX9-NEXT: v_mov_b32_e32 v0, s0
; GFX9-NEXT: v_cmp_lt_u32_e32 vcc, s1, v0
; GFX9-NEXT: s_cmp_lg_u64 vcc, 0
; GFX9-NEXT: v_cndmask_b32_e64 v0, 0, 1, vcc
; GFX9-NEXT: s_addc_u32 s0, s0, 0
; GFX9-NEXT: v_cmp_ge_u32_e32 vcc, s0, v0
; GFX9-NEXT: s_and_b64 vcc, exec, vcc
; GFX9-NEXT: s_cbranch_vccnz BB1_2
; GFX9-NEXT: ; %bb.1: ; %bb0
; GFX9-NEXT: v_mov_b32_e32 v0, 0
; GFX9-NEXT: v_mov_b32_e32 v2, 9
; GFX9-NEXT: v_mov_b32_e32 v1, 0
; GFX9-NEXT: global_store_dword v[0:1], v2, off
; GFX9-NEXT: BB1_2: ; %bb1
; GFX9-NEXT: v_mov_b32_e32 v0, 0
; GFX9-NEXT: v_mov_b32_e32 v2, 10
; GFX9-NEXT: v_mov_b32_e32 v1, 0
; GFX9-NEXT: global_store_dword v[0:1], v2, off
; GFX9-NEXT: s_endpgm
;
; GFX10-LABEL: s_add_co_br_user:
; GFX10: ; %bb.0: ; %bb
; GFX10-NEXT: s_load_dword s0, s[4:5], 0x0
; GFX10-NEXT: ; implicit-def: $vcc_hi
; GFX10-NEXT: s_waitcnt lgkmcnt(0)
; GFX10-NEXT: s_add_i32 s1, s0, s0
; GFX10-NEXT: v_cmp_lt_u32_e64 s1, s1, s0
; GFX10-NEXT: v_cndmask_b32_e64 v0, 0, 1, s1
; GFX10-NEXT: s_cmpk_lg_u32 s1, 0x0
; GFX10-NEXT: s_addc_u32 s0, s0, 0
; GFX10-NEXT: v_cmp_ge_u32_e32 vcc_lo, s0, v0
; GFX10-NEXT: s_and_b32 vcc_lo, exec_lo, vcc_lo
; GFX10-NEXT: s_cbranch_vccnz BB1_2
; GFX10-NEXT: ; %bb.1: ; %bb0
; GFX10-NEXT: v_mov_b32_e32 v0, 0
; GFX10-NEXT: v_mov_b32_e32 v2, 9
; GFX10-NEXT: v_mov_b32_e32 v1, 0
; GFX10-NEXT: global_store_dword v[0:1], v2, off
; GFX10-NEXT: BB1_2: ; %bb1
; GFX10-NEXT: v_mov_b32_e32 v0, 0
; GFX10-NEXT: v_mov_b32_e32 v2, 10
; GFX10-NEXT: v_mov_b32_e32 v1, 0
; GFX10-NEXT: global_store_dword v[0:1], v2, off
; GFX10-NEXT: s_endpgm
bb:
%i1 = add i32 %i, %i
%i2 = icmp ult i32 %i1, %i
%i3 = zext i1 %i2 to i32
%i4 = add nuw nsw i32 %i3, 0
%i5 = add i32 %i4, %i
%i6 = icmp ult i32 %i5, %i4
%i7 = select i1 %i6, i32 %i5, i32 0
br i1 %i6, label %bb0, label %bb1
bb0:
store volatile i32 9, i32 addrspace(1)* null
br label %bb1
bb1:
store volatile i32 10, i32 addrspace(1)* null
ret void
}