; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=fiji -amdgpu-codegenprepare %s | FileCheck -check-prefix=IR %s ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=fiji < %s | FileCheck -check-prefix=GCN %s define i32 @select_sdiv_lhs_const_i32(i1 %cond) { ; IR-LABEL: @select_sdiv_lhs_const_i32( ; IR-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], i32 200000, i32 125000 ; IR-NEXT: ret i32 [[OP]] ; ; GCN-LABEL: select_sdiv_lhs_const_i32: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_mov_b32_e32 v1, 0x1e848 ; GCN-NEXT: v_mov_b32_e32 v2, 0x30d40 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e32 v0, v1, v2, vcc ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, i32 5, i32 8 %op = sdiv i32 1000000, %select ret i32 %op } define i32 @select_sdiv_rhs_const_i32(i1 %cond) { ; IR-LABEL: @select_sdiv_rhs_const_i32( ; IR-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], i32 1000, i32 10000 ; IR-NEXT: ret i32 [[OP]] ; ; GCN-LABEL: select_sdiv_rhs_const_i32: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_mov_b32_e32 v1, 0x2710 ; GCN-NEXT: v_mov_b32_e32 v2, 0x3e8 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e32 v0, v1, v2, vcc ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, i32 42000, i32 420000 %op = sdiv i32 %select, 42 ret i32 %op } define <2 x i32> @select_sdiv_lhs_const_v2i32(i1 %cond) { ; IR-LABEL: @select_sdiv_lhs_const_v2i32( ; IR-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], <2 x i32> , <2 x i32> ; IR-NEXT: ret <2 x i32> [[OP]] ; ; GCN-LABEL: select_sdiv_lhs_const_v2i32: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_mov_b32_e32 v1, 0x22b ; GCN-NEXT: v_mov_b32_e32 v2, 0x29a ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e32 v0, v1, v2, vcc ; GCN-NEXT: v_mov_b32_e32 v1, 0x594 ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, <2 x i32> , <2 x i32> %op = sdiv <2 x i32> , %select ret <2 x i32> %op } define <2 x i32> @select_sdiv_rhs_const_v2i32(i1 %cond) { ; IR-LABEL: @select_sdiv_rhs_const_v2i32( ; IR-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], <2 x i32> , <2 x i32> ; IR-NEXT: ret <2 x i32> [[OP]] ; ; GCN-LABEL: select_sdiv_rhs_const_v2i32: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_mov_b32_e32 v1, 0x3661c ; GCN-NEXT: v_mov_b32_e32 v2, 0x307dd ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e32 v0, v1, v2, vcc ; GCN-NEXT: v_mov_b32_e32 v1, 0x23b02a ; GCN-NEXT: v_mov_b32_e32 v2, 0x13e3a0c ; GCN-NEXT: v_cndmask_b32_e32 v1, v1, v2, vcc ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, <2 x i32> , <2 x i32> %op = sdiv <2 x i32> %select, ret <2 x i32> %op } @gv = external addrspace(1) global i32 define i32 @select_sdiv_lhs_opaque_const0_i32(i1 %cond) { ; IR-LABEL: @select_sdiv_lhs_opaque_const0_i32( ; IR-NEXT: [[SELECT:%.*]] = select i1 [[COND:%.*]], i32 ptrtoint (i32 addrspace(1)* @gv to i32), i32 5 ; IR-NEXT: [[TMP1:%.*]] = ashr i32 [[SELECT]], 31 ; IR-NEXT: [[TMP2:%.*]] = xor i32 0, [[TMP1]] ; IR-NEXT: [[TMP3:%.*]] = add i32 [[SELECT]], [[TMP1]] ; IR-NEXT: [[TMP4:%.*]] = xor i32 [[TMP3]], [[TMP1]] ; IR-NEXT: [[TMP5:%.*]] = uitofp i32 [[TMP4]] to float ; IR-NEXT: [[TMP6:%.*]] = call fast float @llvm.amdgcn.rcp.f32(float [[TMP5]]) ; IR-NEXT: [[TMP7:%.*]] = fmul fast float [[TMP6]], 0x41EFFFFFC0000000 ; IR-NEXT: [[TMP8:%.*]] = fptoui float [[TMP7]] to i32 ; IR-NEXT: [[TMP9:%.*]] = sub i32 0, [[TMP4]] ; IR-NEXT: [[TMP10:%.*]] = mul i32 [[TMP9]], [[TMP8]] ; IR-NEXT: [[TMP11:%.*]] = zext i32 [[TMP8]] to i64 ; IR-NEXT: [[TMP12:%.*]] = zext i32 [[TMP10]] to i64 ; IR-NEXT: [[TMP13:%.*]] = mul i64 [[TMP11]], [[TMP12]] ; IR-NEXT: [[TMP14:%.*]] = trunc i64 [[TMP13]] to i32 ; IR-NEXT: [[TMP15:%.*]] = lshr i64 [[TMP13]], 32 ; IR-NEXT: [[TMP16:%.*]] = trunc i64 [[TMP15]] to i32 ; IR-NEXT: [[TMP17:%.*]] = add i32 [[TMP8]], [[TMP16]] ; IR-NEXT: [[TMP18:%.*]] = zext i32 [[TMP17]] to i64 ; IR-NEXT: [[TMP19:%.*]] = mul i64 1000000, [[TMP18]] ; IR-NEXT: [[TMP20:%.*]] = trunc i64 [[TMP19]] to i32 ; IR-NEXT: [[TMP21:%.*]] = lshr i64 [[TMP19]], 32 ; IR-NEXT: [[TMP22:%.*]] = trunc i64 [[TMP21]] to i32 ; IR-NEXT: [[TMP23:%.*]] = mul i32 [[TMP22]], [[TMP4]] ; IR-NEXT: [[TMP24:%.*]] = sub i32 1000000, [[TMP23]] ; IR-NEXT: [[TMP25:%.*]] = icmp uge i32 [[TMP24]], [[TMP4]] ; IR-NEXT: [[TMP26:%.*]] = add i32 [[TMP22]], 1 ; IR-NEXT: [[TMP27:%.*]] = select i1 [[TMP25]], i32 [[TMP26]], i32 [[TMP22]] ; IR-NEXT: [[TMP28:%.*]] = sub i32 [[TMP24]], [[TMP4]] ; IR-NEXT: [[TMP29:%.*]] = select i1 [[TMP25]], i32 [[TMP28]], i32 [[TMP24]] ; IR-NEXT: [[TMP30:%.*]] = icmp uge i32 [[TMP29]], [[TMP4]] ; IR-NEXT: [[TMP31:%.*]] = add i32 [[TMP27]], 1 ; IR-NEXT: [[TMP32:%.*]] = select i1 [[TMP30]], i32 [[TMP31]], i32 [[TMP27]] ; IR-NEXT: [[TMP33:%.*]] = xor i32 [[TMP32]], [[TMP2]] ; IR-NEXT: [[TMP34:%.*]] = sub i32 [[TMP33]], [[TMP2]] ; IR-NEXT: ret i32 [[TMP34]] ; ; GCN-LABEL: select_sdiv_lhs_opaque_const0_i32: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: s_getpc_b64 s[4:5] ; GCN-NEXT: s_add_u32 s4, s4, gv@gotpcrel32@lo+4 ; GCN-NEXT: s_addc_u32 s5, s5, gv@gotpcrel32@hi+12 ; GCN-NEXT: s_load_dword s4, s[4:5], 0x0 ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: s_waitcnt lgkmcnt(0) ; GCN-NEXT: v_mov_b32_e32 v1, s4 ; GCN-NEXT: v_cndmask_b32_e32 v0, 5, v1, vcc ; GCN-NEXT: v_ashrrev_i32_e32 v1, 31, v0 ; GCN-NEXT: v_add_u32_e32 v0, vcc, v0, v1 ; GCN-NEXT: v_xor_b32_e32 v0, v0, v1 ; GCN-NEXT: v_cvt_f32_u32_e32 v2, v0 ; GCN-NEXT: v_sub_u32_e32 v3, vcc, 0, v0 ; GCN-NEXT: s_mov_b32 s4, 0xf4240 ; GCN-NEXT: v_rcp_iflag_f32_e32 v2, v2 ; GCN-NEXT: v_mul_f32_e32 v2, 0x4f7ffffe, v2 ; GCN-NEXT: v_cvt_u32_f32_e32 v2, v2 ; GCN-NEXT: v_mul_lo_u32 v3, v3, v2 ; GCN-NEXT: v_mul_hi_u32 v3, v2, v3 ; GCN-NEXT: v_add_u32_e32 v2, vcc, v2, v3 ; GCN-NEXT: v_mul_hi_u32 v2, v2, s4 ; GCN-NEXT: v_mul_lo_u32 v3, v2, v0 ; GCN-NEXT: v_add_u32_e32 v4, vcc, 1, v2 ; GCN-NEXT: v_sub_u32_e32 v3, vcc, s4, v3 ; GCN-NEXT: v_cmp_ge_u32_e32 vcc, v3, v0 ; GCN-NEXT: v_cndmask_b32_e32 v2, v2, v4, vcc ; GCN-NEXT: v_sub_u32_e64 v4, s[4:5], v3, v0 ; GCN-NEXT: v_cndmask_b32_e32 v3, v3, v4, vcc ; GCN-NEXT: v_add_u32_e32 v4, vcc, 1, v2 ; GCN-NEXT: v_cmp_ge_u32_e32 vcc, v3, v0 ; GCN-NEXT: v_cndmask_b32_e32 v0, v2, v4, vcc ; GCN-NEXT: v_xor_b32_e32 v0, v0, v1 ; GCN-NEXT: v_sub_u32_e32 v0, vcc, v0, v1 ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, i32 ptrtoint (i32 addrspace(1)* @gv to i32), i32 5 %op = sdiv i32 1000000, %select ret i32 %op } define i32 @select_sdiv_lhs_opaque_const1_i32(i1 %cond) { ; IR-LABEL: @select_sdiv_lhs_opaque_const1_i32( ; IR-NEXT: [[SELECT:%.*]] = select i1 [[COND:%.*]], i32 5, i32 ptrtoint (i32 addrspace(1)* @gv to i32) ; IR-NEXT: [[TMP1:%.*]] = ashr i32 [[SELECT]], 31 ; IR-NEXT: [[TMP2:%.*]] = xor i32 0, [[TMP1]] ; IR-NEXT: [[TMP3:%.*]] = add i32 [[SELECT]], [[TMP1]] ; IR-NEXT: [[TMP4:%.*]] = xor i32 [[TMP3]], [[TMP1]] ; IR-NEXT: [[TMP5:%.*]] = uitofp i32 [[TMP4]] to float ; IR-NEXT: [[TMP6:%.*]] = call fast float @llvm.amdgcn.rcp.f32(float [[TMP5]]) ; IR-NEXT: [[TMP7:%.*]] = fmul fast float [[TMP6]], 0x41EFFFFFC0000000 ; IR-NEXT: [[TMP8:%.*]] = fptoui float [[TMP7]] to i32 ; IR-NEXT: [[TMP9:%.*]] = sub i32 0, [[TMP4]] ; IR-NEXT: [[TMP10:%.*]] = mul i32 [[TMP9]], [[TMP8]] ; IR-NEXT: [[TMP11:%.*]] = zext i32 [[TMP8]] to i64 ; IR-NEXT: [[TMP12:%.*]] = zext i32 [[TMP10]] to i64 ; IR-NEXT: [[TMP13:%.*]] = mul i64 [[TMP11]], [[TMP12]] ; IR-NEXT: [[TMP14:%.*]] = trunc i64 [[TMP13]] to i32 ; IR-NEXT: [[TMP15:%.*]] = lshr i64 [[TMP13]], 32 ; IR-NEXT: [[TMP16:%.*]] = trunc i64 [[TMP15]] to i32 ; IR-NEXT: [[TMP17:%.*]] = add i32 [[TMP8]], [[TMP16]] ; IR-NEXT: [[TMP18:%.*]] = zext i32 [[TMP17]] to i64 ; IR-NEXT: [[TMP19:%.*]] = mul i64 1000000, [[TMP18]] ; IR-NEXT: [[TMP20:%.*]] = trunc i64 [[TMP19]] to i32 ; IR-NEXT: [[TMP21:%.*]] = lshr i64 [[TMP19]], 32 ; IR-NEXT: [[TMP22:%.*]] = trunc i64 [[TMP21]] to i32 ; IR-NEXT: [[TMP23:%.*]] = mul i32 [[TMP22]], [[TMP4]] ; IR-NEXT: [[TMP24:%.*]] = sub i32 1000000, [[TMP23]] ; IR-NEXT: [[TMP25:%.*]] = icmp uge i32 [[TMP24]], [[TMP4]] ; IR-NEXT: [[TMP26:%.*]] = add i32 [[TMP22]], 1 ; IR-NEXT: [[TMP27:%.*]] = select i1 [[TMP25]], i32 [[TMP26]], i32 [[TMP22]] ; IR-NEXT: [[TMP28:%.*]] = sub i32 [[TMP24]], [[TMP4]] ; IR-NEXT: [[TMP29:%.*]] = select i1 [[TMP25]], i32 [[TMP28]], i32 [[TMP24]] ; IR-NEXT: [[TMP30:%.*]] = icmp uge i32 [[TMP29]], [[TMP4]] ; IR-NEXT: [[TMP31:%.*]] = add i32 [[TMP27]], 1 ; IR-NEXT: [[TMP32:%.*]] = select i1 [[TMP30]], i32 [[TMP31]], i32 [[TMP27]] ; IR-NEXT: [[TMP33:%.*]] = xor i32 [[TMP32]], [[TMP2]] ; IR-NEXT: [[TMP34:%.*]] = sub i32 [[TMP33]], [[TMP2]] ; IR-NEXT: ret i32 [[TMP34]] ; ; GCN-LABEL: select_sdiv_lhs_opaque_const1_i32: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: s_getpc_b64 s[4:5] ; GCN-NEXT: s_add_u32 s4, s4, gv@gotpcrel32@lo+4 ; GCN-NEXT: s_addc_u32 s5, s5, gv@gotpcrel32@hi+12 ; GCN-NEXT: s_load_dword s4, s[4:5], 0x0 ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: s_waitcnt lgkmcnt(0) ; GCN-NEXT: v_mov_b32_e32 v1, s4 ; GCN-NEXT: v_cndmask_b32_e64 v0, v1, 5, vcc ; GCN-NEXT: v_ashrrev_i32_e32 v1, 31, v0 ; GCN-NEXT: v_add_u32_e32 v0, vcc, v0, v1 ; GCN-NEXT: v_xor_b32_e32 v0, v0, v1 ; GCN-NEXT: v_cvt_f32_u32_e32 v2, v0 ; GCN-NEXT: v_sub_u32_e32 v3, vcc, 0, v0 ; GCN-NEXT: s_mov_b32 s4, 0xf4240 ; GCN-NEXT: v_rcp_iflag_f32_e32 v2, v2 ; GCN-NEXT: v_mul_f32_e32 v2, 0x4f7ffffe, v2 ; GCN-NEXT: v_cvt_u32_f32_e32 v2, v2 ; GCN-NEXT: v_mul_lo_u32 v3, v3, v2 ; GCN-NEXT: v_mul_hi_u32 v3, v2, v3 ; GCN-NEXT: v_add_u32_e32 v2, vcc, v2, v3 ; GCN-NEXT: v_mul_hi_u32 v2, v2, s4 ; GCN-NEXT: v_mul_lo_u32 v3, v2, v0 ; GCN-NEXT: v_add_u32_e32 v4, vcc, 1, v2 ; GCN-NEXT: v_sub_u32_e32 v3, vcc, s4, v3 ; GCN-NEXT: v_cmp_ge_u32_e32 vcc, v3, v0 ; GCN-NEXT: v_cndmask_b32_e32 v2, v2, v4, vcc ; GCN-NEXT: v_sub_u32_e64 v4, s[4:5], v3, v0 ; GCN-NEXT: v_cndmask_b32_e32 v3, v3, v4, vcc ; GCN-NEXT: v_add_u32_e32 v4, vcc, 1, v2 ; GCN-NEXT: v_cmp_ge_u32_e32 vcc, v3, v0 ; GCN-NEXT: v_cndmask_b32_e32 v0, v2, v4, vcc ; GCN-NEXT: v_xor_b32_e32 v0, v0, v1 ; GCN-NEXT: v_sub_u32_e32 v0, vcc, v0, v1 ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, i32 5, i32 ptrtoint (i32 addrspace(1)* @gv to i32) %op = sdiv i32 1000000, %select ret i32 %op } define i32 @select_sdiv_rhs_opaque_const0_i32(i1 %cond) { ; IR-LABEL: @select_sdiv_rhs_opaque_const0_i32( ; IR-NEXT: [[SELECT:%.*]] = select i1 [[COND:%.*]], i32 ptrtoint (i32 addrspace(1)* @gv to i32), i32 234234 ; IR-NEXT: [[OP:%.*]] = sdiv i32 [[SELECT]], 42 ; IR-NEXT: ret i32 [[OP]] ; ; GCN-LABEL: select_sdiv_rhs_opaque_const0_i32: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: s_getpc_b64 s[4:5] ; GCN-NEXT: s_add_u32 s4, s4, gv@gotpcrel32@lo+4 ; GCN-NEXT: s_addc_u32 s5, s5, gv@gotpcrel32@hi+12 ; GCN-NEXT: s_load_dword s4, s[4:5], 0x0 ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_mov_b32_e32 v1, 0x392fa ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: s_waitcnt lgkmcnt(0) ; GCN-NEXT: v_mov_b32_e32 v2, s4 ; GCN-NEXT: v_cndmask_b32_e32 v0, v1, v2, vcc ; GCN-NEXT: s_mov_b32 s4, 0x30c30c31 ; GCN-NEXT: v_mul_hi_i32 v0, v0, s4 ; GCN-NEXT: v_lshrrev_b32_e32 v1, 31, v0 ; GCN-NEXT: v_ashrrev_i32_e32 v0, 3, v0 ; GCN-NEXT: v_add_u32_e32 v0, vcc, v0, v1 ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, i32 ptrtoint (i32 addrspace(1)* @gv to i32), i32 234234 %op = sdiv i32 %select, 42 ret i32 %op } define i32 @select_sdiv_rhs_opaque_const1_i32(i1 %cond) { ; IR-LABEL: @select_sdiv_rhs_opaque_const1_i32( ; IR-NEXT: [[SELECT:%.*]] = select i1 [[COND:%.*]], i32 42000, i32 ptrtoint (i32 addrspace(1)* @gv to i32) ; IR-NEXT: [[OP:%.*]] = sdiv i32 [[SELECT]], 42 ; IR-NEXT: ret i32 [[OP]] ; ; GCN-LABEL: select_sdiv_rhs_opaque_const1_i32: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: s_getpc_b64 s[4:5] ; GCN-NEXT: s_add_u32 s4, s4, gv@gotpcrel32@lo+4 ; GCN-NEXT: s_addc_u32 s5, s5, gv@gotpcrel32@hi+12 ; GCN-NEXT: s_load_dword s4, s[4:5], 0x0 ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_mov_b32_e32 v1, 0xa410 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: s_waitcnt lgkmcnt(0) ; GCN-NEXT: v_mov_b32_e32 v2, s4 ; GCN-NEXT: v_cndmask_b32_e32 v0, v2, v1, vcc ; GCN-NEXT: s_mov_b32 s4, 0x30c30c31 ; GCN-NEXT: v_mul_hi_i32 v0, v0, s4 ; GCN-NEXT: v_lshrrev_b32_e32 v1, 31, v0 ; GCN-NEXT: v_ashrrev_i32_e32 v0, 3, v0 ; GCN-NEXT: v_add_u32_e32 v0, vcc, v0, v1 ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, i32 42000, i32 ptrtoint (i32 addrspace(1)* @gv to i32) %op = sdiv i32 %select, 42 ret i32 %op } define i32 @select_add_lhs_const_i32(i1 %cond) { ; IR-LABEL: @select_add_lhs_const_i32( ; IR-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], i32 1000005, i32 1000008 ; IR-NEXT: ret i32 [[OP]] ; ; GCN-LABEL: select_add_lhs_const_i32: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_mov_b32_e32 v1, 0xf4248 ; GCN-NEXT: v_mov_b32_e32 v2, 0xf4245 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e32 v0, v1, v2, vcc ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, i32 5, i32 8 %op = add i32 1000000, %select ret i32 %op } define float @select_fadd_lhs_const_i32_fmf(i1 %cond) { ; IR-LABEL: @select_fadd_lhs_const_i32_fmf( ; IR-NEXT: [[OP:%.*]] = select nnan nsz i1 [[COND:%.*]], float 3.000000e+00, float 5.000000e+00 ; IR-NEXT: ret float [[OP]] ; ; GCN-LABEL: select_fadd_lhs_const_i32_fmf: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_mov_b32_e32 v1, 0x40a00000 ; GCN-NEXT: v_mov_b32_e32 v2, 0x40400000 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e32 v0, v1, v2, vcc ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, float 2.0, float 4.0 %op = fadd nnan nsz float 1.0, %select ret float %op } ; Make sure we don't try to use mul24 instead define i32 @select_mul_lhs_const_i32(i1 %cond) { ; GCN-LABEL: select_mul_lhs_const_i32: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_mov_b32_e32 v1, 0x1f40 ; GCN-NEXT: v_mov_b32_e32 v2, 0x1388 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e32 v0, v1, v2, vcc ; GCN-NEXT: s_setpc_b64 s[30:31] ; IR-LABEL: @select_mul_lhs_const_i32( ; IR-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], i32 5000, i32 8000 ; IR-NEXT: ret i32 [[OP]] %select = select i1 %cond, i32 5, i32 8 %op = mul i32 1000, %select ret i32 %op } ; Make sure we don't try to use mul24 instead define i32 @select_mul_rhs_const_i32(i1 %cond) { ; GCN-LABEL: select_mul_rhs_const_i32: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_mov_b32_e32 v1, 0x1f40 ; GCN-NEXT: v_mov_b32_e32 v2, 0x1388 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e32 v0, v1, v2, vcc ; GCN-NEXT: s_setpc_b64 s[30:31] ; IR-LABEL: @select_mul_rhs_const_i32( ; IR-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], i32 5000, i32 8000 ; IR-NEXT: ret i32 [[OP]] %select = select i1 %cond, i32 5, i32 8 %op = mul i32 %select, 1000 ret i32 %op } define amdgpu_kernel void @select_add_lhs_const_i16(i1 %cond) { ; IR-LABEL: @select_add_lhs_const_i16( ; IR-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], i16 128, i16 131 ; IR-NEXT: store i16 [[OP]], i16 addrspace(1)* undef, align 2 ; IR-NEXT: ret void ; ; GCN-LABEL: select_add_lhs_const_i16: ; GCN: ; %bb.0: ; GCN-NEXT: s_load_dword s0, s[4:5], 0x0 ; GCN-NEXT: v_mov_b32_e32 v0, 0x83 ; GCN-NEXT: v_mov_b32_e32 v1, 0x80 ; GCN-NEXT: s_waitcnt lgkmcnt(0) ; GCN-NEXT: s_and_b32 s0, 1, s0 ; GCN-NEXT: v_cmp_eq_u32_e64 vcc, s0, 1 ; GCN-NEXT: v_cndmask_b32_e32 v0, v0, v1, vcc ; GCN-NEXT: flat_store_short v[0:1], v0 ; GCN-NEXT: s_endpgm %select = select i1 %cond, i16 5, i16 8 %op = add i16 %select, 123 store i16 %op, i16 addrspace(1)* undef ret void } define i16 @select_add_trunc_select(i1 %cond) { ; GCN-LABEL: select_add_trunc_select: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e64 v0, 50, 47, vcc ; GCN-NEXT: s_setpc_b64 s[30:31] ; IR-LABEL: @select_add_trunc_select( ; IR-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], i16 47, i16 50 ; IR-NEXT: ret i16 [[OP]] %select = select i1 %cond, i32 5, i32 8 %trunc = trunc i32 %select to i16 %op = add i16 %trunc, 42 ret i16 %op } define i32 @select_add_sext_select(i1 %cond) { ; IR-LABEL: @select_add_sext_select( ; IR-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], i32 29, i32 50 ; IR-NEXT: ret i32 [[OP]] ; ; GCN-LABEL: select_add_sext_select: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e64 v0, 50, 29, vcc ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, i16 -13, i16 8 %trunc = sext i16 %select to i32 %op = add i32 %trunc, 42 ret i32 %op } define i32 @select_add_zext_select(i1 %cond) { ; IR-LABEL: @select_add_zext_select( ; IR-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], i32 47, i32 50 ; IR-NEXT: ret i32 [[OP]] ; ; GCN-LABEL: select_add_zext_select: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e64 v0, 50, 47, vcc ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, i16 5, i16 8 %trunc = zext i16 %select to i32 %op = add i32 %trunc, 42 ret i32 %op } define i32 @select_add_bitcast_select(i1 %cond) { ; IR-LABEL: @select_add_bitcast_select( ; IR-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], i32 1065353258, i32 1073741866 ; IR-NEXT: ret i32 [[OP]] ; ; GCN-LABEL: select_add_bitcast_select: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_mov_b32_e32 v1, 0x4000002a ; GCN-NEXT: v_mov_b32_e32 v2, 0x3f80002a ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e32 v0, v1, v2, vcc ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, float 1.0, float 2.0 %trunc = bitcast float %select to i32 %op = add i32 %trunc, 42 ret i32 %op } ; If we fold through a cast, we need to ensure it doesn't have ; multiple uses. define <2 x half> @multi_use_cast_regression(i1 %cond) { ; IR-LABEL: @multi_use_cast_regression( ; IR-NEXT: [[SELECT:%.*]] = select i1 [[COND:%.*]], half 0xH3C00, half 0xH0000 ; IR-NEXT: [[FPEXT:%.*]] = fpext half [[SELECT]] to float ; IR-NEXT: [[FSUB:%.*]] = fsub nsz float 1.000000e+00, [[FPEXT]] ; IR-NEXT: [[CALL:%.*]] = call nsz <2 x half> @llvm.amdgcn.cvt.pkrtz(float [[FPEXT]], float [[FSUB]]) ; IR-NEXT: ret <2 x half> [[CALL]] ; ; GCN-LABEL: multi_use_cast_regression: ; GCN: ; %bb.0: ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; GCN-NEXT: v_and_b32_e32 v0, 1, v0 ; GCN-NEXT: v_mov_b32_e32 v1, 0x3c00 ; GCN-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0 ; GCN-NEXT: v_cndmask_b32_e32 v0, 0, v1, vcc ; GCN-NEXT: v_cvt_f32_f16_e32 v0, v0 ; GCN-NEXT: v_sub_f32_e32 v1, 1.0, v0 ; GCN-NEXT: v_cvt_pkrtz_f16_f32 v0, v0, v1 ; GCN-NEXT: s_setpc_b64 s[30:31] %select = select i1 %cond, half 1.000000e+00, half 0.000000e+00 %fpext = fpext half %select to float %fsub = fsub nsz float 1.0, %fpext %call = call nsz <2 x half> @llvm.amdgcn.cvt.pkrtz(float %fpext, float %fsub) #3 ret <2 x half> %call } declare <2 x half> @llvm.amdgcn.cvt.pkrtz(float, float) #0 attributes #0 = { nounwind readnone speculatable }