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      1 ; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt | FileCheck %s
      2 
      3 ; Test that basic 64-bit integer operations assemble as expected.
      4 
      5 target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
      6 target triple = "wasm32-unknown-unknown"
      7 
      8 declare i64 @llvm.ctlz.i64(i64, i1)
      9 declare i64 @llvm.cttz.i64(i64, i1)
     10 declare i64 @llvm.ctpop.i64(i64)
     11 
     12 ; CHECK-LABEL: add64:
     13 ; CHECK-NEXT: .param i64, i64{{$}}
     14 ; CHECK-NEXT: .result i64{{$}}
     15 ; CHECK-NEXT: i64.add $push0=, $0, $1{{$}}
     16 ; CHECK-NEXT: return $pop0{{$}}
     17 define i64 @add64(i64 %x, i64 %y) {
     18   %a = add i64 %x, %y
     19   ret i64 %a
     20 }
     21 
     22 ; CHECK-LABEL: sub64:
     23 ; CHECK-NEXT: .param i64, i64{{$}}
     24 ; CHECK-NEXT: .result i64{{$}}
     25 ; CHECK-NEXT: i64.sub $push0=, $0, $1{{$}}
     26 ; CHECK-NEXT: return $pop0{{$}}
     27 define i64 @sub64(i64 %x, i64 %y) {
     28   %a = sub i64 %x, %y
     29   ret i64 %a
     30 }
     31 
     32 ; CHECK-LABEL: mul64:
     33 ; CHECK-NEXT: .param i64, i64{{$}}
     34 ; CHECK-NEXT: .result i64{{$}}
     35 ; CHECK-NEXT: i64.mul $push0=, $0, $1{{$}}
     36 ; CHECK-NEXT: return $pop0{{$}}
     37 define i64 @mul64(i64 %x, i64 %y) {
     38   %a = mul i64 %x, %y
     39   ret i64 %a
     40 }
     41 
     42 ; CHECK-LABEL: sdiv64:
     43 ; CHECK-NEXT: .param i64, i64{{$}}
     44 ; CHECK-NEXT: .result i64{{$}}
     45 ; CHECK-NEXT: i64.div_s $push0=, $0, $1{{$}}
     46 ; CHECK-NEXT: return $pop0{{$}}
     47 define i64 @sdiv64(i64 %x, i64 %y) {
     48   %a = sdiv i64 %x, %y
     49   ret i64 %a
     50 }
     51 
     52 ; CHECK-LABEL: udiv64:
     53 ; CHECK-NEXT: .param i64, i64{{$}}
     54 ; CHECK-NEXT: .result i64{{$}}
     55 ; CHECK-NEXT: i64.div_u $push0=, $0, $1{{$}}
     56 ; CHECK-NEXT: return $pop0{{$}}
     57 define i64 @udiv64(i64 %x, i64 %y) {
     58   %a = udiv i64 %x, %y
     59   ret i64 %a
     60 }
     61 
     62 ; CHECK-LABEL: srem64:
     63 ; CHECK-NEXT: .param i64, i64{{$}}
     64 ; CHECK-NEXT: .result i64{{$}}
     65 ; CHECK-NEXT: i64.rem_s $push0=, $0, $1{{$}}
     66 ; CHECK-NEXT: return $pop0{{$}}
     67 define i64 @srem64(i64 %x, i64 %y) {
     68   %a = srem i64 %x, %y
     69   ret i64 %a
     70 }
     71 
     72 ; CHECK-LABEL: urem64:
     73 ; CHECK-NEXT: .param i64, i64{{$}}
     74 ; CHECK-NEXT: .result i64{{$}}
     75 ; CHECK-NEXT: i64.rem_u $push0=, $0, $1{{$}}
     76 ; CHECK-NEXT: return $pop0{{$}}
     77 define i64 @urem64(i64 %x, i64 %y) {
     78   %a = urem i64 %x, %y
     79   ret i64 %a
     80 }
     81 
     82 ; CHECK-LABEL: and64:
     83 ; CHECK-NEXT: .param i64, i64{{$}}
     84 ; CHECK-NEXT: .result i64{{$}}
     85 ; CHECK-NEXT: i64.and $push0=, $0, $1{{$}}
     86 ; CHECK-NEXT: return $pop0{{$}}
     87 define i64 @and64(i64 %x, i64 %y) {
     88   %a = and i64 %x, %y
     89   ret i64 %a
     90 }
     91 
     92 ; CHECK-LABEL: or64:
     93 ; CHECK-NEXT: .param i64, i64{{$}}
     94 ; CHECK-NEXT: .result i64{{$}}
     95 ; CHECK-NEXT: i64.or $push0=, $0, $1{{$}}
     96 ; CHECK-NEXT: return $pop0{{$}}
     97 define i64 @or64(i64 %x, i64 %y) {
     98   %a = or i64 %x, %y
     99   ret i64 %a
    100 }
    101 
    102 ; CHECK-LABEL: xor64:
    103 ; CHECK-NEXT: .param i64, i64{{$}}
    104 ; CHECK-NEXT: .result i64{{$}}
    105 ; CHECK-NEXT: i64.xor $push0=, $0, $1{{$}}
    106 ; CHECK-NEXT: return $pop0{{$}}
    107 define i64 @xor64(i64 %x, i64 %y) {
    108   %a = xor i64 %x, %y
    109   ret i64 %a
    110 }
    111 
    112 ; CHECK-LABEL: shl64:
    113 ; CHECK-NEXT: .param i64, i64{{$}}
    114 ; CHECK-NEXT: .result i64{{$}}
    115 ; CHECK-NEXT: i64.shl $push0=, $0, $1{{$}}
    116 ; CHECK-NEXT: return $pop0{{$}}
    117 define i64 @shl64(i64 %x, i64 %y) {
    118   %a = shl i64 %x, %y
    119   ret i64 %a
    120 }
    121 
    122 ; CHECK-LABEL: shr64:
    123 ; CHECK-NEXT: .param i64, i64{{$}}
    124 ; CHECK-NEXT: .result i64{{$}}
    125 ; CHECK-NEXT: i64.shr_u $push0=, $0, $1{{$}}
    126 ; CHECK-NEXT: return $pop0{{$}}
    127 define i64 @shr64(i64 %x, i64 %y) {
    128   %a = lshr i64 %x, %y
    129   ret i64 %a
    130 }
    131 
    132 ; CHECK-LABEL: sar64:
    133 ; CHECK-NEXT: .param i64, i64{{$}}
    134 ; CHECK-NEXT: .result i64{{$}}
    135 ; CHECK-NEXT: i64.shr_s $push0=, $0, $1{{$}}
    136 ; CHECK-NEXT: return $pop0{{$}}
    137 define i64 @sar64(i64 %x, i64 %y) {
    138   %a = ashr i64 %x, %y
    139   ret i64 %a
    140 }
    141 
    142 ; CHECK-LABEL: clz64:
    143 ; CHECK-NEXT: .param i64{{$}}
    144 ; CHECK-NEXT: .result i64{{$}}
    145 ; CHECK-NEXT: i64.clz $push0=, $0{{$}}
    146 ; CHECK-NEXT: return $pop0{{$}}
    147 define i64 @clz64(i64 %x) {
    148   %a = call i64 @llvm.ctlz.i64(i64 %x, i1 false)
    149   ret i64 %a
    150 }
    151 
    152 ; CHECK-LABEL: clz64_zero_undef:
    153 ; CHECK-NEXT: .param i64{{$}}
    154 ; CHECK-NEXT: .result i64{{$}}
    155 ; CHECK-NEXT: i64.clz $push0=, $0{{$}}
    156 ; CHECK-NEXT: return $pop0{{$}}
    157 define i64 @clz64_zero_undef(i64 %x) {
    158   %a = call i64 @llvm.ctlz.i64(i64 %x, i1 true)
    159   ret i64 %a
    160 }
    161 
    162 ; CHECK-LABEL: ctz64:
    163 ; CHECK-NEXT: .param i64{{$}}
    164 ; CHECK-NEXT: .result i64{{$}}
    165 ; CHECK-NEXT: i64.ctz $push0=, $0{{$}}
    166 ; CHECK-NEXT: return $pop0{{$}}
    167 define i64 @ctz64(i64 %x) {
    168   %a = call i64 @llvm.cttz.i64(i64 %x, i1 false)
    169   ret i64 %a
    170 }
    171 
    172 ; CHECK-LABEL: ctz64_zero_undef:
    173 ; CHECK-NEXT: .param i64{{$}}
    174 ; CHECK-NEXT: .result i64{{$}}
    175 ; CHECK-NEXT: i64.ctz $push0=, $0{{$}}
    176 ; CHECK-NEXT: return $pop0{{$}}
    177 define i64 @ctz64_zero_undef(i64 %x) {
    178   %a = call i64 @llvm.cttz.i64(i64 %x, i1 true)
    179   ret i64 %a
    180 }
    181 
    182 ; CHECK-LABEL: popcnt64:
    183 ; CHECK-NEXT: .param i64{{$}}
    184 ; CHECK-NEXT: .result i64{{$}}
    185 ; CHECK-NEXT: i64.popcnt $push0=, $0{{$}}
    186 ; CHECK-NEXT: return $pop0{{$}}
    187 define i64 @popcnt64(i64 %x) {
    188   %a = call i64 @llvm.ctpop.i64(i64 %x)
    189   ret i64 %a
    190 }
    191 
    192 ; CHECK-LABEL: eqz64:
    193 ; CHECK-NEXT: .param i64{{$}}
    194 ; CHECK-NEXT: .result i32{{$}}
    195 ; CHECK-NEXT: i64.eqz $push0=, $0{{$}}
    196 ; CHECK-NEXT: return $pop0{{$}}
    197 define i32 @eqz64(i64 %x) {
    198   %a = icmp eq i64 %x, 0
    199   %b = zext i1 %a to i32
    200   ret i32 %b
    201 }
    202 
    203 ; CHECK-LABEL: rotl:
    204 ; CHECK-NEXT: .param i64, i64{{$}}
    205 ; CHECK-NEXT: .result i64{{$}}
    206 ; CHECK-NEXT: i64.rotl $push0=, $0, $1
    207 ; CHECK-NEXT: return $pop0{{$}}
    208 define i64 @rotl(i64 %x, i64 %y) {
    209   %z = sub i64 64, %y
    210   %b = shl i64 %x, %y
    211   %c = lshr i64 %x, %z
    212   %d = or i64 %b, %c
    213   ret i64 %d
    214 }
    215 
    216 ; CHECK-LABEL: masked_rotl:
    217 ; CHECK-NEXT: .param i64, i64{{$}}
    218 ; CHECK-NEXT: .result i64{{$}}
    219 ; CHECK-NEXT: i64.rotl $push0=, $0, $1
    220 ; CHECK-NEXT: return $pop0{{$}}
    221 define i64 @masked_rotl(i64 %x, i64 %y) {
    222   %a = and i64 %y, 63
    223   %z = sub i64 64, %a
    224   %b = shl i64 %x, %a
    225   %c = lshr i64 %x, %z
    226   %d = or i64 %b, %c
    227   ret i64 %d
    228 }
    229 
    230 ; CHECK-LABEL: rotr:
    231 ; CHECK-NEXT: .param i64, i64{{$}}
    232 ; CHECK-NEXT: .result i64{{$}}
    233 ; CHECK-NEXT: i64.rotr $push0=, $0, $1
    234 ; CHECK-NEXT: return $pop0{{$}}
    235 define i64 @rotr(i64 %x, i64 %y) {
    236   %z = sub i64 64, %y
    237   %b = lshr i64 %x, %y
    238   %c = shl i64 %x, %z
    239   %d = or i64 %b, %c
    240   ret i64 %d
    241 }
    242 
    243 ; CHECK-LABEL: masked_rotr:
    244 ; CHECK-NEXT: .param i64, i64{{$}}
    245 ; CHECK-NEXT: .result i64{{$}}
    246 ; CHECK-NEXT: i64.rotr $push0=, $0, $1
    247 ; CHECK-NEXT: return $pop0{{$}}
    248 define i64 @masked_rotr(i64 %x, i64 %y) {
    249   %a = and i64 %y, 63
    250   %z = sub i64 64, %a
    251   %b = lshr i64 %x, %a
    252   %c = shl i64 %x, %z
    253   %d = or i64 %b, %c
    254   ret i64 %d
    255 }
    256