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=ALL,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=ALL,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=ALL,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
  33 # O32-NOT: __cerror
  34
  35 # NXX-NEXT: sd       $gp, 8($sp)
  36 # NXX-NEXT: lui      $gp, 0
  37 # N32-NEXT: R_MIPS_HI16 __gnu_local_gp
  38 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16  __cerror
  39 # NXX-NEXT: addiu    $gp, $gp, 0
  40 # N32-NEXT: R_MIPS_LO16 __gnu_local_gp
  41 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16  __cerror
  42 # N64-NEXT: daddu    $gp, $gp, $25
  43
  44 # ASM-NEXT: .cpsetup $25, 8, __cerror
  45
  46 # ALL-NEXT: nop
  47
  48 # ASM-NEXT: .cpreturn
  49 # NXX-NEXT: ld $gp, 8($sp)
  50
  51 # ALL-NEXT: nop
  52
  53 t2:
  54         .cpsetup $25, $2, __cerror
  55         nop
  56         .cpreturn
  57         nop
  58
  59 # ALL-LABEL: t2:
  60
  61 # O32-NOT: __cerror
  62
  63 # NXX-NEXT: move     $2, $gp
  64 # NXX-NEXT: lui      $gp, 0
  65 # N32-NEXT: R_MIPS_HI16 __gnu_local_gp
  66 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16  __cerror
  67 # NXX-NEXT: addiu    $gp, $gp, 0
  68 # N32-NEXT: R_MIPS_LO16 __gnu_local_gp
  69 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16  __cerror
  70 # N64-NEXT: daddu    $gp, $gp, $25
  71
  72 # ASM-NEXT: .cpsetup $25, $2, __cerror
  73
  74 # ALL-NEXT: nop
  75
  76 # ASM-NEXT: .cpreturn
  77 # NXX-NEXT: move $gp, $2
  78
  79 # ALL-NEXT: nop
  80
  81 # .cpsetup with local labels (PR22518):
  82
  83 # The '1:' label isn't emitted in all cases but we still want a label to match
  84 # so we force one here.
  85
  86 t3:
  87         nop
  88 1:
  89         .cpsetup $25, $2, 1b
  90         nop
  91         sub $3, $3, $2
  92
  93 # ALL-LABEL: t3:
  94 # ALL-NEXT:  nop
  95
  96 # O32-NEXT:   nop
  97 # O32-NEXT:   sub $3, $3, $2
  98
  99 # NXX-NEXT: move     $2, $gp
 100 # NXX-NEXT: lui      $gp, 0
 101 # N32-NEXT: {{^ *0+}}38: R_MIPS_HI16 __gnu_local_gp
 102 # N64-NEXT: {{^ *0+}}40: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16 .text
 103 # NXX-NEXT: addiu    $gp, $gp, 0
 104 # N32-NEXT: {{^ *0+}}3c: R_MIPS_LO16 __gnu_local_gp
 105 # N64-NEXT: {{^ *0+}}44: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16 .text
 106 # N64-NEXT: daddu    $gp, $gp, $25
 107 # NXX-NEXT: nop
 108 # NXX-NEXT: sub $3, $3, $2
 109
 110 # ASM-O32: [[LABEL:\$tmp0]]:
 111 # ASM-N32: [[LABEL:\.Ltmp0]]:
 112 # ASM-N64: [[LABEL:\.Ltmp0]]:
 113 # ASM-NEXT: .cpsetup $25, $2, [[LABEL]]
 114
 115 # Ensure we have at least one instruction between labels so that the labels
 116 # we're matching aren't removed.
 117         nop
 118 # ALL-NEXT: nop
 119
 120         .option pic0
 121 t4:
 122         nop
 123         .cpsetup $25, 8, __cerror
 124         nop
 125         .cpreturn
 126         nop
 127
 128 # Testing that .cpsetup expands to nothing in this case
 129 # by checking that the next instruction after the first
 130 # nop is also a 'nop'.
 131
 132 # ALL-LABEL: t4:
 133
 134 # NXX-NEXT: nop
 135 # NXX-NEXT: nop
 136 # NXX-NEXT: nop
 137
 138 # ASM-NEXT: nop
 139 # ASM-NEXT: .cpsetup $25, 8, __cerror
 140 # ASM-NEXT: nop
 141 # ASM-NEXT: .cpreturn
 142 # ASM-NEXT: nop
 143
 144 # Test that we accept constant expressions.
 145         .option pic2
 146 t5:
 147         .cpsetup $25, ((8*4) - (3*8)), __cerror
 148         nop
 149
 150 # ALL-LABEL: t5:
 151
 152 # O32-NOT: __cerror
 153
 154 # NXX-NEXT: sd       $gp, 8($sp)
 155 # NXX-NEXT: lui      $gp, 0
 156 # N32-NEXT: R_MIPS_HI16 __gnu_local_gp
 157 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16  __cerror
 158 # NXX-NEXT: addiu    $gp, $gp, 0
 159 # N32-NEXT: R_MIPS_LO16 __gnu_local_gp
 160 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16  __cerror
 161 # N64-NEXT: daddu    $gp, $gp, $25
 162
 163 # ASM-NEXT: .cpsetup $25, 8, __cerror
 164
 165 # ALL-NEXT: nop
 166
 167 t1b:
 168 IMM_8 = 8
 169         .cpsetup $25, IMM_8, __cerror
 170         nop
 171         .cpreturn
 172         nop
 173
 174 # ALL-LABEL: t1b:
 175 # ASM-NEXT: .set IMM_8, 8
 176
 177 # O32-NOT: __cerror
 178
 179 # NXX-NEXT: sd       $gp, 8($sp)
 180 # NXX-NEXT: lui      $gp, 0
 181 # N32-NEXT: R_MIPS_HI16 __gnu_local_gp
 182 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16  __cerror
 183 # NXX-NEXT: addiu    $gp, $gp, 0
 184 # N32-NEXT: R_MIPS_LO16 __gnu_local_gp
 185 # N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16  __cerror
 186 # N64-NEXT: daddu    $gp, $gp, $25
 187
 188 # ASM-NEXT: .cpsetup $25, 8, __cerror
 189
 190 # ALL-NEXT: nop
 191
 192 # ASM-NEXT: .cpreturn
 193 # NXX-NEXT: ld $gp, 8($sp)
 194
 195 # ALL-NEXT: nop
 196