llvm/test/MC/Mips/cpsetup.s

   1 # RUN: llvm-mc -triple mips-unknown-linux -target-abi o32 -filetype=obj -o - %s | \
   2 # RUN:   llvm-objdump -d -r -z - | FileCheck --check-prefixes=ALL,O32 %s
   3
   4 # RUN: llvm-mc -triple mips-unknown-linux -target-abi o32 %s | \
   5 # RUN:   FileCheck -check-prefixes=ASM,ASM-O32 %s
   6
   7 # FIXME: Now we check .cpsetup expansion for `-mno-shared` case only.
   8 #        We also need to implement/check the `-mshared` case.
   9 # RUN: llvm-mc -triple mips64-unknown-linux -target-abi n32 -filetype=obj -o - %s | \
  10 # RUN:   llvm-objdump -d -r -z - | \
  11 # RUN:   FileCheck -check-prefixes=ALL,NXX,N32 %s
  12
  13 # RUN: llvm-mc -triple mips64-unknown-linux -target-abi n32 %s | \
  14 # RUN:   FileCheck -check-prefixes=ASM,ASM-N32 %s
  15
  16 # RUN: llvm-mc -triple mips64-unknown-linux %s -filetype=obj -o - | \
  17 # RUN:   llvm-objdump -d -r -z - | \
  18 # RUN:   FileCheck -check-prefixes=ALL,NXX,N64 %s
  19
  20 # RUN: llvm-mc -triple mips64-unknown-linux %s | \
  21 # RUN:   FileCheck -check-prefixes=ASM,ASM-N64 %s
  22
  23         .text
  24         .option pic2
  25 t1:
  26         .cpsetup $25, 8, __cerror
  27         nop
  28         .cpreturn
  29         nop
  30
  31 # ALL-LABEL: <t1>:
  32 # ASM-LABEL: t1:
  33
  34 # O32-NOT: __cerror
  35
  36 # NXX-NEXT: sd       $gp, 8($sp)
  37 # NXX-NEXT: lui      $gp, 0
  38 # N32-NEXT: R_MIPS_HI16 __gnu_local_gp
  39 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16  __cerror
  40 # NXX-NEXT: addiu    $gp, $gp, 0
  41 # N32-NEXT: R_MIPS_LO16 __gnu_local_gp
  42 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16  __cerror
  43 # N64-NEXT: daddu    $gp, $gp, $25
  44
  45 # ASM-NEXT: .cpsetup $25, 8, __cerror
  46
  47 # ALL-NEXT: nop
  48
  49 # ASM: .cpreturn
  50 # NXX-NEXT: ld $gp, 8($sp)
  51
  52 # ALL-NEXT: nop
  53
  54 t2:
  55         .cpsetup $25, $2, __cerror
  56         nop
  57         .cpreturn
  58         nop
  59
  60 # ALL-LABEL: <t2>:
  61 # ASM-LABEL: t2:
  62
  63 # O32-NOT: __cerror
  64
  65 # NXX-NEXT: move     $2, $gp
  66 # NXX-NEXT: lui      $gp, 0
  67 # N32-NEXT: R_MIPS_HI16 __gnu_local_gp
  68 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16  __cerror
  69 # NXX-NEXT: addiu    $gp, $gp, 0
  70 # N32-NEXT: R_MIPS_LO16 __gnu_local_gp
  71 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16  __cerror
  72 # N64-NEXT: daddu    $gp, $gp, $25
  73
  74 # ASM-NEXT: .cpsetup $25, $2, __cerror
  75
  76 # ALL-NEXT: nop
  77
  78 # ASM: .cpreturn
  79 # NXX-NEXT: move $gp, $2
  80
  81 # ALL-NEXT: nop
  82
  83 # .cpsetup with local labels (PR22518):
  84
  85 # The '1:' label isn't emitted in all cases but we still want a label to match
  86 # so we force one here.
  87
  88 t3:
  89         nop
  90 1:
  91         .cpsetup $25, $2, 1b
  92         nop
  93         sub $3, $3, $2
  94
  95 # ALL-LABEL: <t3>:
  96 # ASM-LABEL: t3:
  97 # ALL-NEXT:  nop
  98
  99 # O32-NEXT:   nop
 100 # O32-NEXT:   sub $3, $3, $2
 101
 102 # NXX-NEXT: move     $2, $gp
 103 # NXX-NEXT: lui      $gp, 0
 104 # N32-NEXT: {{^ *0+}}38: R_MIPS_HI16 __gnu_local_gp
 105 # N64-NEXT: {{^ *0+}}40: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16 .text
 106 # NXX-NEXT: addiu    $gp, $gp, 0
 107 # N32-NEXT: {{^ *0+}}3c: R_MIPS_LO16 __gnu_local_gp
 108 # N64-NEXT: {{^ *0+}}44: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16 .text
 109 # N64-NEXT: daddu    $gp, $gp, $25
 110 # NXX-NEXT: nop
 111 # NXX-NEXT: sub $3, $3, $2
 112
 113 # ASM-O32: [[LABEL:\$tmp0]]:
 114 # ASM-N32: [[LABEL:\.Ltmp0]]:
 115 # ASM-N64: [[LABEL:\.Ltmp0]]:
 116 # ASM-NEXT: .cpsetup $25, $2, [[LABEL]]
 117
 118 # Ensure we have at least one instruction between labels so that the labels
 119 # we're matching aren't removed.
 120         nop
 121 # ALL-NEXT: nop
 122
 123         .option pic0
 124 t4:
 125         nop
 126         .cpsetup $25, 8, __cerror
 127         nop
 128         .cpreturn
 129         nop
 130
 131 # Testing that .cpsetup expands to nothing in this case
 132 # by checking that the next instruction after the first
 133 # nop is also a 'nop'.
 134
 135 # ALL-LABEL: <t4>:
 136 # ASM-LABEL: t4:
 137
 138 # NXX-NEXT: nop
 139 # NXX-NEXT: nop
 140 # NXX-NEXT: nop
 141
 142 # ASM-NEXT: nop
 143 # ASM-NEXT: .cpsetup $25, 8, __cerror
 144 # ASM-NEXT: nop
 145 # ASM-NEXT: .cpreturn
 146 # ASM-NEXT: nop
 147
 148 # Test that we accept constant expressions.
 149         .option pic2
 150 t5:
 151         .cpsetup $25, ((8*4) - (3*8)), __cerror
 152         nop
 153
 154 # ALL-LABEL: <t5>:
 155 # ASM-LABEL: t5:
 156
 157 # O32-NOT: __cerror
 158
 159 # NXX-NEXT: sd       $gp, 8($sp)
 160 # NXX-NEXT: lui      $gp, 0
 161 # N32-NEXT: R_MIPS_HI16 __gnu_local_gp
 162 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16  __cerror
 163 # NXX-NEXT: addiu    $gp, $gp, 0
 164 # N32-NEXT: R_MIPS_LO16 __gnu_local_gp
 165 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16  __cerror
 166 # N64-NEXT: daddu    $gp, $gp, $25
 167
 168 # ASM-NEXT: .cpsetup $25, 8, __cerror
 169
 170 # ALL-NEXT: nop
 171
 172 t1b:
 173 IMM_8 = 8
 174         .cpsetup $25, IMM_8, __cerror
 175         nop
 176         .cpreturn
 177         nop
 178
 179 # ALL-LABEL: <t1b>:
 180 # ASM-LABEL: t1b:
 181 # ASM-NEXT: .set IMM_8, 8
 182
 183 # O32-NOT: __cerror
 184
 185 # NXX-NEXT: sd       $gp, 8($sp)
 186 # NXX-NEXT: lui      $gp, 0
 187 # N32-NEXT: R_MIPS_HI16 __gnu_local_gp
 188 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16  __cerror
 189 # NXX-NEXT: addiu    $gp, $gp, 0
 190 # N32-NEXT: R_MIPS_LO16 __gnu_local_gp
 191 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16  __cerror
 192 # N64-NEXT: daddu    $gp, $gp, $25
 193
 194 # ASM-NEXT: .cpsetup $25, 8, __cerror
 195
 196 # ALL-NEXT: nop
 197
 198 # ASM: .cpreturn
 199 # NXX-NEXT: ld $gp, 8($sp)
 200
 201 # ALL-NEXT: nop
 202