1 ; RUN: llc -march=amdgcn -mcpu=verde -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s 2 ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s 3 ; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s 4 5 ; FUNC-LABEL: {{^}}udiv_i32: 6 ; EG-NOT: SETGE_INT 7 ; EG: CF_END 8 define void @udiv_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) { 9 %b_ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1 10 %a = load i32, i32 addrspace(1) * %in 11 %b = load i32, i32 addrspace(1) * %b_ptr 12 %result = udiv i32 %a, %b 13 store i32 %result, i32 addrspace(1)* %out 14 ret void 15 } 16 17 ; FUNC-LABEL: {{^}}s_udiv_i32: 18 19 define void @s_udiv_i32(i32 addrspace(1)* %out, i32 %a, i32 %b) { 20 %result = udiv i32 %a, %b 21 store i32 %result, i32 addrspace(1)* %out 22 ret void 23 } 24 25 26 ; The code generated by udiv is long and complex and may frequently 27 ; change. The goal of this test is to make sure the ISel doesn't fail 28 ; when it gets a v4i32 udiv 29 30 ; FUNC-LABEL: {{^}}udiv_v2i32: 31 ; EG: CF_END 32 33 ; SI: s_endpgm 34 define void @udiv_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in) { 35 %b_ptr = getelementptr <2 x i32>, <2 x i32> addrspace(1)* %in, i32 1 36 %a = load <2 x i32>, <2 x i32> addrspace(1) * %in 37 %b = load <2 x i32>, <2 x i32> addrspace(1) * %b_ptr 38 %result = udiv <2 x i32> %a, %b 39 store <2 x i32> %result, <2 x i32> addrspace(1)* %out 40 ret void 41 } 42 43 ; FUNC-LABEL: {{^}}udiv_v4i32: 44 ; EG: CF_END 45 ; SI: s_endpgm 46 define void @udiv_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in) { 47 %b_ptr = getelementptr <4 x i32>, <4 x i32> addrspace(1)* %in, i32 1 48 %a = load <4 x i32>, <4 x i32> addrspace(1) * %in 49 %b = load <4 x i32>, <4 x i32> addrspace(1) * %b_ptr 50 %result = udiv <4 x i32> %a, %b 51 store <4 x i32> %result, <4 x i32> addrspace(1)* %out 52 ret void 53 } 54 55 ; FUNC-LABEL: {{^}}udiv_i32_div_pow2: 56 ; SI: buffer_load_dword [[VAL:v[0-9]+]] 57 ; SI: v_lshrrev_b32_e32 [[RESULT:v[0-9]+]], 4, [[VAL]] 58 ; SI: buffer_store_dword [[RESULT]] 59 define void @udiv_i32_div_pow2(i32 addrspace(1)* %out, i32 addrspace(1)* %in) { 60 %b_ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1 61 %a = load i32, i32 addrspace(1)* %in 62 %result = udiv i32 %a, 16 63 store i32 %result, i32 addrspace(1)* %out 64 ret void 65 } 66 67 ; FUNC-LABEL: {{^}}udiv_i32_div_k_even: 68 ; SI-DAG: buffer_load_dword [[VAL:v[0-9]+]] 69 ; SI-DAG: v_mov_b32_e32 [[K:v[0-9]+]], 0xfabbd9c1 70 ; SI: v_mul_hi_u32 [[MULHI:v[0-9]+]], [[K]], [[VAL]] 71 ; SI: v_lshrrev_b32_e32 [[RESULT:v[0-9]+]], 25, [[MULHI]] 72 ; SI: buffer_store_dword [[RESULT]] 73 define void @udiv_i32_div_k_even(i32 addrspace(1)* %out, i32 addrspace(1)* %in) { 74 %b_ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1 75 %a = load i32, i32 addrspace(1)* %in 76 %result = udiv i32 %a, 34259182 77 store i32 %result, i32 addrspace(1)* %out 78 ret void 79 } 80 81 ; FUNC-LABEL: {{^}}udiv_i32_div_k_odd: 82 ; SI-DAG: buffer_load_dword [[VAL:v[0-9]+]] 83 ; SI-DAG: v_mov_b32_e32 [[K:v[0-9]+]], 0x7d5deca3 84 ; SI: v_mul_hi_u32 [[MULHI:v[0-9]+]], [[K]], [[VAL]] 85 ; SI: v_lshrrev_b32_e32 [[RESULT:v[0-9]+]], 24, [[MULHI]] 86 ; SI: buffer_store_dword [[RESULT]] 87 define void @udiv_i32_div_k_odd(i32 addrspace(1)* %out, i32 addrspace(1)* %in) { 88 %b_ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1 89 %a = load i32, i32 addrspace(1)* %in 90 %result = udiv i32 %a, 34259183 91 store i32 %result, i32 addrspace(1)* %out 92 ret void 93 } 94 95 ; FUNC-LABEL: {{^}}v_udiv_i8: 96 ; SI: v_rcp_f32 97 ; SI: v_and_b32_e32 [[TRUNC:v[0-9]+]], 0xff, v{{[0-9]+}} 98 ; SI: buffer_store_dword [[TRUNC]] 99 define void @v_udiv_i8(i32 addrspace(1)* %out, i8 addrspace(1)* %in) { 100 %den_ptr = getelementptr i8, i8 addrspace(1)* %in, i8 1 101 %num = load i8, i8 addrspace(1) * %in 102 %den = load i8, i8 addrspace(1) * %den_ptr 103 %result = udiv i8 %num, %den 104 %result.ext = zext i8 %result to i32 105 store i32 %result.ext, i32 addrspace(1)* %out 106 ret void 107 } 108 109 ; FUNC-LABEL: {{^}}v_udiv_i16: 110 ; SI: v_rcp_f32 111 ; SI: v_and_b32_e32 [[TRUNC:v[0-9]+]], 0xffff, v{{[0-9]+}} 112 ; SI: buffer_store_dword [[TRUNC]] 113 define void @v_udiv_i16(i32 addrspace(1)* %out, i16 addrspace(1)* %in) { 114 %den_ptr = getelementptr i16, i16 addrspace(1)* %in, i16 1 115 %num = load i16, i16 addrspace(1) * %in 116 %den = load i16, i16 addrspace(1) * %den_ptr 117 %result = udiv i16 %num, %den 118 %result.ext = zext i16 %result to i32 119 store i32 %result.ext, i32 addrspace(1)* %out 120 ret void 121 } 122 123 ; FUNC-LABEL: {{^}}v_udiv_i23: 124 ; SI: v_rcp_f32 125 ; SI: v_and_b32_e32 [[TRUNC:v[0-9]+]], 0x7fffff, v{{[0-9]+}} 126 ; SI: buffer_store_dword [[TRUNC]] 127 define void @v_udiv_i23(i32 addrspace(1)* %out, i23 addrspace(1)* %in) { 128 %den_ptr = getelementptr i23, i23 addrspace(1)* %in, i23 1 129 %num = load i23, i23 addrspace(1) * %in 130 %den = load i23, i23 addrspace(1) * %den_ptr 131 %result = udiv i23 %num, %den 132 %result.ext = zext i23 %result to i32 133 store i32 %result.ext, i32 addrspace(1)* %out 134 ret void 135 } 136 137 ; FUNC-LABEL: {{^}}v_udiv_i24: 138 ; SI-NOT: v_rcp_f32 139 define void @v_udiv_i24(i32 addrspace(1)* %out, i24 addrspace(1)* %in) { 140 %den_ptr = getelementptr i24, i24 addrspace(1)* %in, i24 1 141 %num = load i24, i24 addrspace(1) * %in 142 %den = load i24, i24 addrspace(1) * %den_ptr 143 %result = udiv i24 %num, %den 144 %result.ext = zext i24 %result to i32 145 store i32 %result.ext, i32 addrspace(1)* %out 146 ret void 147 } 148
