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      1 ; RUN: llc -march=mipsel < %s | FileCheck %s
      2 ; RUN: llc -march=mipsel -mattr=+fp64 < %s | FileCheck %s
      3 ; RUN: llc -march=mipsel < %s | FileCheck -check-prefix=FP32EL %s
      4 ; RUN: llc -march=mipsel -mattr=+fp64 < %s | FileCheck -check-prefix=FP64EL %s
      5 
      6 ; $f12, $f14
      7 ; CHECK-LABEL: testlowercall0:
      8 ; CHECK-DAG: ldc1 $f12, %lo
      9 ; CHECK-DAG: ldc1 $f14, %lo
     10 define void @testlowercall0() nounwind {
     11 entry:
     12   tail call void @f0(double 5.000000e+00, double 6.000000e+00) nounwind
     13   ret void
     14 }
     15 
     16 declare void @f0(double, double)
     17 
     18 ; $f12, $f14
     19 ; CHECK-LABEL: testlowercall1:
     20 ; CHECK-DAG: lwc1 $f12, %lo
     21 ; CHECK-DAG: lwc1 $f14, %lo
     22 define void @testlowercall1() nounwind {
     23 entry:
     24   tail call void @f1(float 8.000000e+00, float 9.000000e+00) nounwind
     25   ret void
     26 }
     27 
     28 declare void @f1(float, float)
     29 
     30 ; $f12, $f14
     31 ; CHECK-LABEL: testlowercall2:
     32 ; CHECK-DAG: lwc1 $f12, %lo
     33 ; CHECK-DAG: ldc1 $f14, %lo
     34 define void @testlowercall2() nounwind {
     35 entry:
     36   tail call void @f2(float 8.000000e+00, double 6.000000e+00) nounwind
     37   ret void
     38 }
     39 
     40 declare void @f2(float, double)
     41 
     42 ; $f12, $f14
     43 ; CHECK-LABEL: testlowercall3:
     44 ; CHECK-DAG: ldc1 $f12, %lo
     45 ; CHECK-DAG: lwc1 $f14, %lo
     46 define void @testlowercall3() nounwind {
     47 entry:
     48   tail call void @f3(double 5.000000e+00, float 9.000000e+00) nounwind
     49   ret void
     50 }
     51 
     52 declare void @f3(double, float)
     53 
     54 ; $4, $5, $6, $7
     55 ; CHECK-LABEL: testlowercall4:
     56 ; CHECK-DAG: addiu $4, $zero, 12
     57 ; CHECK-DAG: addiu $5, $zero, 13
     58 ; CHECK-DAG: addiu $6, $zero, 14
     59 ; CHECK-DAG: addiu $7, $zero, 15
     60 define void @testlowercall4() nounwind {
     61 entry:
     62   tail call void @f4(i32 12, i32 13, i32 14, i32 15) nounwind
     63   ret void
     64 }
     65 
     66 declare void @f4(i32, i32, i32, i32)
     67 
     68 ; $f12, $6, stack
     69 ; CHECK-LABEL: testlowercall5:
     70 ; CHECK-DAG: ldc1 $f12, %lo
     71 ; CHECK-DAG: addiu $6, $zero, 23
     72 ; CHECK-DAG: sw ${{[a-z0-9]+}}, 16($sp)
     73 ; CHECK-DAG: sw ${{[a-z0-9]+}}, 20($sp)
     74 define void @testlowercall5() nounwind {
     75 entry:
     76   tail call void @f5(double 1.500000e+01, i32 23, double 1.700000e+01) nounwind
     77   ret void
     78 }
     79 
     80 declare void @f5(double, i32, double)
     81 
     82 ; $f12, $6, $7
     83 ; CHECK-LABEL: testlowercall6:
     84 ; CHECK-DAG: ldc1 $f12, %lo
     85 ; CHECK-DAG: addiu $6, $zero, 33
     86 ; CHECK-DAG: addiu $7, $zero, 24
     87 define void @testlowercall6() nounwind {
     88 entry:
     89   tail call void @f6(double 2.500000e+01, i32 33, i32 24) nounwind
     90   ret void
     91 }
     92 
     93 declare void @f6(double, i32, i32)
     94 
     95 ; $f12, $5, $6
     96 ; CHECK-LABEL: testlowercall7:
     97 ; CHECK-DAG: lwc1 $f12, %lo
     98 ; CHECK-DAG: addiu $5, $zero, 43
     99 ; CHECK-DAG: addiu $6, $zero, 34
    100 define void @testlowercall7() nounwind {
    101 entry:
    102   tail call void @f7(float 1.800000e+01, i32 43, i32 34) nounwind
    103   ret void
    104 }
    105 
    106 declare void @f7(float, i32, i32)
    107 
    108 ; $4, $5, $6, stack
    109 ; CHECK-LABEL: testlowercall8:
    110 ; CHECK-DAG: addiu $4, $zero, 22
    111 ; CHECK-DAG: addiu $5, $zero, 53
    112 ; CHECK-DAG: addiu $6, $zero, 44
    113 ; CHECK-DAG: sw ${{[a-z0-9]+}}, 16($sp)
    114 ; CHECK-DAG: sw ${{[a-z0-9]+}}, 20($sp)
    115 define void @testlowercall8() nounwind {
    116 entry:
    117   tail call void @f8(i32 22, i32 53, i32 44, double 4.000000e+00) nounwind
    118   ret void
    119 }
    120 
    121 declare void @f8(i32, i32, i32, double)
    122 
    123 ; $4, $5, $6, $7
    124 ; CHECK-LABEL: testlowercall9:
    125 ; CHECK-DAG: addiu $4, $zero, 32
    126 ; CHECK-DAG: addiu $5, $zero, 63
    127 ; CHECK-DAG: addiu $6, $zero, 54
    128 ; CHECK-DAG: lui $7, 16688
    129 define void @testlowercall9() nounwind {
    130 entry:
    131   tail call void @f9(i32 32, i32 63, i32 54, float 1.100000e+01) nounwind
    132   ret void
    133 }
    134 
    135 declare void @f9(i32, i32, i32, float)
    136 
    137 ; $4, $5, ($6, $7)
    138 ; CHECK-LABEL: testlowercall10:
    139 ; CHECK-DAG: addiu $4, $zero, 42
    140 ; CHECK-DAG: addiu $5, $zero, 73
    141 ; FP32EL-LABEL: testlowercall10:
    142 ; FP32EL-DAG: mfc1 $6, $f{{[0-9]+}}
    143 ; FP32EL-DAG: mfc1 $7, $f{{[0-9]+}}
    144 ; FP64EL-LABEL: testlowercall10:
    145 ; FP64EL-DAG: mfc1 $6, $f{{[0-9]+}}
    146 ; FP64EL-DAG: mfhc1 $7, $f{{[0-9]+}}
    147 define void @testlowercall10() nounwind {
    148 entry:
    149   tail call void @f10(i32 42, i32 73, double 2.700000e+01) nounwind
    150   ret void
    151 }
    152 
    153 declare void @f10(i32, i32, double)
    154 
    155 ; $4, ($6, $7)
    156 ; CHECK-LABEL: testlowercall11:
    157 ; CHECK-DAG: addiu $4, $zero, 52
    158 ; FP32EL-LABEL: testlowercall11:
    159 ; FP32EL-DAG: mfc1 $6, $f{{[0-9]+}}
    160 ; FP32EL-DAG: mfc1 $7, $f{{[0-9]+}}
    161 ; FP64EL-LABEL: testlowercall11:
    162 ; FP64EL-DAG: mfc1 $6, $f{{[0-9]+}}
    163 ; FP64EL-DAG: mfhc1 $7, $f{{[0-9]+}}
    164 define void @testlowercall11() nounwind {
    165 entry:
    166   tail call void @f11(i32 52, double 1.600000e+01) nounwind
    167   ret void
    168 }
    169 
    170 declare void @f11(i32, double)
    171 
    172 ; $f12, $f14, $6, $7
    173 ; CHECK-LABEL: testlowercall12:
    174 ; CHECK-DAG: lwc1 $f12, %lo
    175 ; CHECK-DAG: lwc1 $f14, %lo
    176 ; CHECK-DAG: lui $6, 16672
    177 ; CHECK-DAG: lui $7, 16808
    178 define void @testlowercall12() nounwind {
    179 entry:
    180   tail call void @f12(float 2.800000e+01, float 1.900000e+01, float 1.000000e+01, float 2.100000e+01) nounwind
    181   ret void
    182 }
    183 
    184 declare void @f12(float, float, float, float)
    185 
    186 ; $f12, $5, $6, $7
    187 ; CHECK-LABEL: testlowercall13:
    188 ; CHECK-DAG: lwc1 $f12, %lo
    189 ; CHECK-DAG: addiu $5, $zero, 83
    190 ; CHECK-DAG: lui $6, 16800
    191 ; CHECK-DAG: addiu $7, $zero, 25
    192 define void @testlowercall13() nounwind {
    193 entry:
    194   tail call void @f13(float 3.800000e+01, i32 83, float 2.000000e+01, i32 25) nounwind
    195   ret void
    196 }
    197 
    198 
    199 declare void @f13(float, i32, float, i32)
    200 
    201 ; $f12, $f14, $7
    202 ; CHECK-LABEL: testlowercall14:
    203 ; CHECK-DAG: ldc1 $f12, %lo
    204 ; CHECK-DAG: lwc1 $f14, %lo
    205 ; CHECK-DAG: lui $7, 16880
    206 define void @testlowercall14() nounwind {
    207 entry:
    208   tail call void @f14(double 3.500000e+01, float 2.900000e+01, float 3.000000e+01) nounwind
    209   ret void
    210 }
    211 
    212 declare void @f14(double, float, float)
    213 
    214 ; $f12, $f14, ($6, $7)
    215 ; CHECK-LABEL: testlowercall15:
    216 ; CHECK-DAG: lwc1 $f12, %lo
    217 ; CHECK-DAG: lwc1 $f14, %lo
    218 ; FP32EL-LABEL: testlowercall15:
    219 ; FP32EL-DAG: mfc1 $6, $f{{[0-9]+}}
    220 ; FP32EL-DAG: mfc1 $7, $f{{[0-9]+}}
    221 ; FP64EL-LABEL: testlowercall15:
    222 ; FP64EL-DAG: mfc1 $6, $f{{[0-9]+}}
    223 ; FP64EL-DAG: mfhc1 $7, $f{{[0-9]+}}
    224 define void @testlowercall15() nounwind {
    225 entry:
    226   tail call void @f15(float 4.800000e+01, float 3.900000e+01, double 3.700000e+01) nounwind
    227   ret void
    228 }
    229 
    230 declare void @f15(float, float, double)
    231 
    232 ; $4, $5, $6, $7
    233 ; CHECK-LABEL: testlowercall16:
    234 ; CHECK-DAG: addiu $4, $zero, 62
    235 ; CHECK-DAG: lui $5, 16964
    236 ; CHECK-DAG: addiu $6, $zero, 64
    237 ; CHECK-DAG: lui $7, 16888
    238 define void @testlowercall16() nounwind {
    239 entry:
    240   tail call void @f16(i32 62, float 4.900000e+01, i32 64, float 3.100000e+01) nounwind
    241   ret void
    242 }
    243 
    244 declare void @f16(i32, float, i32, float)
    245 
    246 ; $4, $5, $6, $7
    247 ; CHECK-LABEL: testlowercall17:
    248 ; CHECK-DAG: addiu $4, $zero, 72
    249 ; CHECK-DAG: lui $5, 17004
    250 ; CHECK-DAG: addiu $6, $zero, 74
    251 ; CHECK-DAG: addiu $7, $zero, 35
    252 define void @testlowercall17() nounwind {
    253 entry:
    254   tail call void @f17(i32 72, float 5.900000e+01, i32 74, i32 35) nounwind
    255   ret void
    256 }
    257 
    258 declare void @f17(i32, float, i32, i32)
    259 
    260 ; $4, $5, $6, $7
    261 ; CHECK-LABEL: testlowercall18:
    262 ; CHECK-DAG: addiu $4, $zero, 82
    263 ; CHECK-DAG: addiu $5, $zero, 93
    264 ; CHECK-DAG: lui $6, 16928
    265 ; CHECK-DAG: addiu $7, $zero, 45
    266 define void @testlowercall18() nounwind {
    267 entry:
    268   tail call void @f18(i32 82, i32 93, float 4.000000e+01, i32 45) nounwind
    269   ret void
    270 }
    271 
    272 declare void @f18(i32, i32, float, i32)
    273 
    274 
    275 ; $4, ($6, $7), stack
    276 ; CHECK-LABEL: testlowercall20:
    277 ; CHECK-DAG: addiu $4, $zero, 92
    278 ; CHECK-DAG: sw ${{[a-z0-9]+}}, 16($sp)
    279 ; CHECK-DAG: sw ${{[a-z0-9]+}}, 20($sp)
    280 ; FP32EL-LABEL: testlowercall20:
    281 ; FP32EL-DAG: mfc1 $6, $f{{[0-9]+}}
    282 ; FP32EL-DAG: mfc1 $7, $f{{[0-9]+}}
    283 ; FP64EL-LABEL: testlowercall20:
    284 ; FP64EL-DAG: mfc1 $6, $f{{[0-9]+}}
    285 ; FP64EL-DAG: mfhc1 $7, $f{{[0-9]+}}
    286 define void @testlowercall20() nounwind {
    287 entry:
    288   tail call void @f20(i32 92, double 2.600000e+01, double 4.700000e+01) nounwind
    289   ret void
    290 }
    291 
    292 declare void @f20(i32, double, double)
    293 
    294 ; $f12, $5
    295 ; CHECK-LABEL: testlowercall21:
    296 ; CHECK-DAG: lwc1 $f12, %lo
    297 ; CHECK-DAG: addiu $5, $zero, 103
    298 define void @testlowercall21() nounwind {
    299 entry:
    300   tail call void @f21(float 5.800000e+01, i32 103) nounwind
    301   ret void
    302 }
    303 
    304 declare void @f21(float, i32)
    305 
    306 ; $f12, $5, ($6, $7)
    307 ; CHECK-LABEL: testlowercall22:
    308 ; CHECK-DAG: lwc1 $f12, %lo
    309 ; CHECK-DAG: addiu $5, $zero, 113
    310 ; FP32EL-LABEL: testlowercall22:
    311 ; FP32EL-DAG: mfc1 $6, $f{{[0-9]+}}
    312 ; FP32EL-DAG: mfc1 $7, $f{{[0-9]+}}
    313 ; FP64EL-LABEL: testlowercall22:
    314 ; FP64EL-DAG: mfc1 $6, $f{{[0-9]+}}
    315 ; FP64EL-DAG: mfhc1 $7, $f{{[0-9]+}}
    316 define void @testlowercall22() nounwind {
    317 entry:
    318   tail call void @f22(float 6.800000e+01, i32 113, double 5.700000e+01) nounwind
    319   ret void
    320 }
    321 
    322 declare void @f22(float, i32, double)
    323 
    324 ; $f12, f6
    325 ; CHECK-LABEL: testlowercall23:
    326 ; CHECK-DAG: ldc1 $f12, %lo
    327 ; CHECK-DAG: addiu $6, $zero, 123
    328 define void @testlowercall23() nounwind {
    329 entry:
    330   tail call void @f23(double 4.500000e+01, i32 123) nounwind
    331   ret void
    332 }
    333 
    334 declare void @f23(double, i32)
    335 
    336 ; $f12,$6, stack
    337 ; CHECK-LABEL: testlowercall24:
    338 ; CHECK-DAG: ldc1 $f12, %lo
    339 ; CHECK-DAG: addiu $6, $zero, 133
    340 ; CHECK-DAG: sw ${{[a-z0-9]+}}, 16($sp)
    341 ; CHECK-DAG: sw ${{[a-z0-9]+}}, 20($sp)
    342 define void @testlowercall24() nounwind {
    343 entry:
    344   tail call void @f24(double 5.500000e+01, i32 133, double 6.700000e+01) nounwind
    345   ret void
    346 }
    347 
    348 declare void @f24(double, i32, double)
    349 
    350 ; CHECK-LABEL: testlowercall25:
    351 ; CHECK-DAG: lwc1 $f12, %lo
    352 ; CHECK-DAG: lwc1 $f14, %lo
    353 ; CHECK-DAG: lui $6
    354 ; CHECK-DAG: lui $7
    355 ; CHECK-DAG: lwc1 $f12, %lo
    356 ; CHECK-DAG: addiu $5, $zero, 83
    357 ; CHECK-DAG: lui $6
    358 ; CHECK-DAG: addiu $7, $zero, 25
    359 ; CHECK-DAG: addiu $4, $zero, 82
    360 ; CHECK-DAG: addiu $5, $zero, 93
    361 ; CHECK-DAG: lui $6
    362 ; CHECK-DAG: addiu $7, $zero, 45
    363 define void @testlowercall25() nounwind {
    364 entry:
    365   tail call void @f12(float 2.800000e+01, float 1.900000e+01, float 1.000000e+01, float 2.100000e+01) nounwind
    366   tail call void @f13(float 3.800000e+01, i32 83, float 2.000000e+01, i32 25) nounwind
    367   tail call void @f18(i32 82, i32 93, float 4.000000e+01, i32 45) nounwind
    368   ret void
    369 }
    370