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      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 
      6 ; FUNC-LABEL: {{^}}xor_v2i32:
      7 ; EG: XOR_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
      8 ; EG: XOR_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
      9 
     10 ; SI: v_xor_b32_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
     11 ; SI: v_xor_b32_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
     12 
     13 define void @xor_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in0, <2 x i32> addrspace(1)* %in1) {
     14   %a = load <2 x i32>, <2 x i32> addrspace(1) * %in0
     15   %b = load <2 x i32>, <2 x i32> addrspace(1) * %in1
     16   %result = xor <2 x i32> %a, %b
     17   store <2 x i32> %result, <2 x i32> addrspace(1)* %out
     18   ret void
     19 }
     20 
     21 ; FUNC-LABEL: {{^}}xor_v4i32:
     22 ; EG: XOR_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
     23 ; EG: XOR_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
     24 ; EG: XOR_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
     25 ; EG: XOR_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
     26 
     27 ; SI: v_xor_b32_e32 {{v[0-9]+, v[0-9]+, v[0-9]+}}
     28 ; SI: v_xor_b32_e32 {{v[0-9]+, v[0-9]+, v[0-9]+}}
     29 ; SI: v_xor_b32_e32 {{v[0-9]+, v[0-9]+, v[0-9]+}}
     30 ; SI: v_xor_b32_e32 {{v[0-9]+, v[0-9]+, v[0-9]+}}
     31 
     32 define void @xor_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in0, <4 x i32> addrspace(1)* %in1) {
     33   %a = load <4 x i32>, <4 x i32> addrspace(1) * %in0
     34   %b = load <4 x i32>, <4 x i32> addrspace(1) * %in1
     35   %result = xor <4 x i32> %a, %b
     36   store <4 x i32> %result, <4 x i32> addrspace(1)* %out
     37   ret void
     38 }
     39 
     40 ; FUNC-LABEL: {{^}}xor_i1:
     41 ; EG: XOR_INT {{\** *}}{{T[0-9]+\.[XYZW]}}, {{PS|PV\.[XYZW]}}, {{PS|PV\.[XYZW]}}
     42 
     43 ; SI-DAG: v_cmp_le_f32_e32 [[CMP0:vcc]], 0, {{v[0-9]+}}
     44 ; SI-DAG: v_cmp_le_f32_e64 [[CMP1:s\[[0-9]+:[0-9]+\]]], 1.0, {{v[0-9]+}}
     45 ; SI: s_xor_b64 [[XOR:vcc]], [[CMP0]], [[CMP1]]
     46 ; SI: v_cndmask_b32_e32 [[RESULT:v[0-9]+]], {{v[0-9]+}}, {{v[0-9]+}}
     47 ; SI: buffer_store_dword [[RESULT]]
     48 ; SI: s_endpgm
     49 define void @xor_i1(float addrspace(1)* %out, float addrspace(1)* %in0, float addrspace(1)* %in1) {
     50   %a = load float, float addrspace(1) * %in0
     51   %b = load float, float addrspace(1) * %in1
     52   %acmp = fcmp oge float %a, 0.000000e+00
     53   %bcmp = fcmp oge float %b, 1.000000e+00
     54   %xor = xor i1 %acmp, %bcmp
     55   %result = select i1 %xor, float %a, float %b
     56   store float %result, float addrspace(1)* %out
     57   ret void
     58 }
     59 
     60 ; FUNC-LABEL: {{^}}v_xor_i1:
     61 ; SI: buffer_load_ubyte [[B:v[0-9]+]]
     62 ; SI: buffer_load_ubyte [[A:v[0-9]+]]
     63 ; SI: v_xor_b32_e32 [[XOR:v[0-9]+]], [[A]], [[B]]
     64 ; SI: v_and_b32_e32 [[RESULT:v[0-9]+]], 1, [[XOR]]
     65 ; SI: buffer_store_byte [[RESULT]]
     66 define void @v_xor_i1(i1 addrspace(1)* %out, i1 addrspace(1)* %in0, i1 addrspace(1)* %in1) {
     67   %a = load i1, i1 addrspace(1)* %in0
     68   %b = load i1, i1 addrspace(1)* %in1
     69   %xor = xor i1 %a, %b
     70   store i1 %xor, i1 addrspace(1)* %out
     71   ret void
     72 }
     73 
     74 ; FUNC-LABEL: {{^}}vector_xor_i32:
     75 ; SI: v_xor_b32_e32
     76 define void @vector_xor_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in0, i32 addrspace(1)* %in1) {
     77   %a = load i32, i32 addrspace(1)* %in0
     78   %b = load i32, i32 addrspace(1)* %in1
     79   %result = xor i32 %a, %b
     80   store i32 %result, i32 addrspace(1)* %out
     81   ret void
     82 }
     83 
     84 ; FUNC-LABEL: {{^}}scalar_xor_i32:
     85 ; SI: s_xor_b32
     86 define void @scalar_xor_i32(i32 addrspace(1)* %out, i32 %a, i32 %b) {
     87   %result = xor i32 %a, %b
     88   store i32 %result, i32 addrspace(1)* %out
     89   ret void
     90 }
     91 
     92 ; FUNC-LABEL: {{^}}scalar_not_i32:
     93 ; SI: s_not_b32
     94 define void @scalar_not_i32(i32 addrspace(1)* %out, i32 %a) {
     95   %result = xor i32 %a, -1
     96   store i32 %result, i32 addrspace(1)* %out
     97   ret void
     98 }
     99 
    100 ; FUNC-LABEL: {{^}}vector_not_i32:
    101 ; SI: v_not_b32
    102 define void @vector_not_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in0, i32 addrspace(1)* %in1) {
    103   %a = load i32, i32 addrspace(1)* %in0
    104   %b = load i32, i32 addrspace(1)* %in1
    105   %result = xor i32 %a, -1
    106   store i32 %result, i32 addrspace(1)* %out
    107   ret void
    108 }
    109 
    110 ; FUNC-LABEL: {{^}}vector_xor_i64:
    111 ; SI: v_xor_b32_e32
    112 ; SI: v_xor_b32_e32
    113 ; SI: s_endpgm
    114 define void @vector_xor_i64(i64 addrspace(1)* %out, i64 addrspace(1)* %in0, i64 addrspace(1)* %in1) {
    115   %a = load i64, i64 addrspace(1)* %in0
    116   %b = load i64, i64 addrspace(1)* %in1
    117   %result = xor i64 %a, %b
    118   store i64 %result, i64 addrspace(1)* %out
    119   ret void
    120 }
    121 
    122 ; FUNC-LABEL: {{^}}scalar_xor_i64:
    123 ; SI: s_xor_b64
    124 ; SI: s_endpgm
    125 define void @scalar_xor_i64(i64 addrspace(1)* %out, i64 %a, i64 %b) {
    126   %result = xor i64 %a, %b
    127   store i64 %result, i64 addrspace(1)* %out
    128   ret void
    129 }
    130 
    131 ; FUNC-LABEL: {{^}}scalar_not_i64:
    132 ; SI: s_not_b64
    133 define void @scalar_not_i64(i64 addrspace(1)* %out, i64 %a) {
    134   %result = xor i64 %a, -1
    135   store i64 %result, i64 addrspace(1)* %out
    136   ret void
    137 }
    138 
    139 ; FUNC-LABEL: {{^}}vector_not_i64:
    140 ; SI: v_not_b32
    141 ; SI: v_not_b32
    142 define void @vector_not_i64(i64 addrspace(1)* %out, i64 addrspace(1)* %in0, i64 addrspace(1)* %in1) {
    143   %a = load i64, i64 addrspace(1)* %in0
    144   %b = load i64, i64 addrspace(1)* %in1
    145   %result = xor i64 %a, -1
    146   store i64 %result, i64 addrspace(1)* %out
    147   ret void
    148 }
    149 
    150 ; Test that we have a pattern to match xor inside a branch.
    151 ; Note that in the future the backend may be smart enough to
    152 ; use an SALU instruction for this.
    153 
    154 ; FUNC-LABEL: {{^}}xor_cf:
    155 ; SI: s_xor_b64
    156 define void @xor_cf(i64 addrspace(1)* %out, i64 addrspace(1)* %in, i64 %a, i64 %b) {
    157 entry:
    158   %0 = icmp eq i64 %a, 0
    159   br i1 %0, label %if, label %else
    160 
    161 if:
    162   %1 = xor i64 %a, %b
    163   br label %endif
    164 
    165 else:
    166   %2 = load i64, i64 addrspace(1)* %in
    167   br label %endif
    168 
    169 endif:
    170   %3 = phi i64 [%1, %if], [%2, %else]
    171   store i64 %3, i64 addrspace(1)* %out
    172   ret void
    173 }
    174