test/MC/Mips/relocation.s

   1 // RUN: llvm-mc -triple mips-unknown-linux < %s -show-encoding \
   2 // RUN:     | FileCheck -check-prefix=ENCBE -check-prefix=FIXUP %s
   3 // RUN: llvm-mc -triple mipsel-unknown-linux < %s -show-encoding \
   4 // RUN:     | FileCheck -check-prefix=ENCLE -check-prefix=FIXUP %s
   5 // RUN: llvm-mc -filetype=obj -triple mipsel-unknown-linux < %s \
   6 // RUN:     | llvm-readobj -r | FileCheck -check-prefix=RELOC %s
   7
   8 // Test that we produce the correct relocation.
   9 // FIXME: move more relocation only tests here.
  10
  11 // Check prefixes:
  12 // RELOC - Check the relocation in the object.
  13 // FIXUP - Check the fixup on the instruction.
  14 // ENCBE - Check the big-endian encoding on the instruction.
  15 // ENCLE - Check the little-endian encoding on the instruction.
  16 // ????? - Placeholder. Relocation is defined but the way of generating it is
  17 //         unknown.
  18 // FIXME - Placeholder. Generation method is known but doesn't work.
  19
  20         .short foo                         // RELOC: R_MIPS_16 foo
  21
  22         .long foo                          // RELOC: R_MIPS_32 foo
  23
  24                                            // ?????: R_MIPS_REL32 foo
  25
  26         jal foo                            // RELOC: R_MIPS_26 foo
  27                                            // ENCBE: jal foo # encoding: [0b000011AA,A,A,A]
  28                                            // ENCLE: jal foo # encoding: [A,A,A,0b000011AA]
  29                                            // FIXUP: # fixup A - offset: 0, value: foo, kind: fixup_Mips_26
  30
  31         addiu $2, $3, %hi(foo)             // RELOC: R_MIPS_HI16 foo
  32                                            // ENCBE: addiu $2, $3, %hi(foo) # encoding: [0x24,0x62,A,A]
  33                                            // ENCLE: addiu $2, $3, %hi(foo) # encoding: [A,A,0x62,0x24]
  34                                            // FIXUP: # fixup A - offset: 0, value: foo@ABS_HI, kind: fixup_Mips_HI16
  35
  36         addiu $2, $3, %lo(foo)             // RELOC: R_MIPS_LO16 foo
  37                                            // ENCBE: addiu $2, $3, %lo(foo) # encoding: [0x24,0x62,A,A]
  38                                            // ENCLE: addiu $2, $3, %lo(foo) # encoding: [A,A,0x62,0x24]
  39                                            // FIXUP: # fixup A - offset: 0, value: foo@ABS_LO, kind: fixup_Mips_LO16
  40
  41         addiu $2, $3, %gp_rel(foo)         // RELOC: R_MIPS_GPREL16 foo
  42                                            // ENCBE: addiu $2, $3, %gp_rel(foo) # encoding: [0x24,0x62,A,A]
  43                                            // ENCLE: addiu $2, $3, %gp_rel(foo) # encoding: [A,A,0x62,0x24]
  44                                            // FIXUP: # fixup A - offset: 0, value: foo@GPREL, kind: fixup_Mips_GPREL
  45
  46                                            // ?????: R_MIPS_LITERAL foo
  47
  48         addiu $2, $3, %got(foo)            // RELOC: R_MIPS_GOT16 foo
  49                                            // ENCBE: addiu $2, $3, %got(foo) # encoding: [0x24,0x62,A,A]
  50                                            // ENCLE: addiu $2, $3, %got(foo) # encoding: [A,A,0x62,0x24]
  51                                            // FIXUP: # fixup A - offset: 0, value: foo@GOT, kind: fixup_Mips_GOT_Local
  52
  53         .short foo-.                       // RELOC: R_MIPS_PC16 foo
  54
  55         addiu $2, $3, %call16(foo)         // RELOC: R_MIPS_CALL16 foo
  56                                            // ENCBE: addiu $2, $3, %call16(foo) # encoding: [0x24,0x62,A,A]
  57                                            // ENCLE: addiu $2, $3, %call16(foo) # encoding: [A,A,0x62,0x24]
  58                                            // FIXUP: # fixup A - offset: 0, value: foo@GOT_CALL, kind: fixup_Mips_CALL16
  59
  60         .quad foo                          // RELOC: R_MIPS_64 foo
  61
  62                                            // ?????: R_MIPS_GPREL32 foo
  63                                            // ?????: R_MIPS_UNUSED1 foo
  64                                            // ?????: R_MIPS_UNUSED2 foo
  65                                            // ?????: R_MIPS_UNUSED3 foo
  66                                            // ?????: R_MIPS_SHIFT5 foo
  67                                            // ?????: R_MIPS_SHIFT6 foo
  68
  69         addiu $2, $3, %got_disp(foo)       // RELOC: R_MIPS_GOT_DISP foo
  70                                            // ENCBE: addiu $2, $3, %got_disp(foo) # encoding: [0x24,0x62,A,A]
  71                                            // ENCLE: addiu $2, $3, %got_disp(foo) # encoding: [A,A,0x62,0x24]
  72                                            // FIXUP: # fixup A - offset: 0, value: foo@GOT_DISP, kind: fixup_Mips_GOT_DISP
  73
  74         addiu $2, $3, %got_page(foo)       // RELOC: R_MIPS_GOT_PAGE foo
  75                                            // ENCBE: addiu $2, $3, %got_page(foo) # encoding: [0x24,0x62,A,A]
  76                                            // ENCLE: addiu $2, $3, %got_page(foo) # encoding: [A,A,0x62,0x24]
  77                                            // FIXUP: # fixup A - offset: 0, value: foo@GOT_PAGE, kind: fixup_Mips_GOT_PAGE
  78
  79         addiu $2, $3, %got_ofst(foo)       // RELOC: R_MIPS_GOT_OFST foo
  80                                            // ENCBE: addiu $2, $3, %got_ofst(foo) # encoding: [0x24,0x62,A,A]
  81                                            // ENCLE: addiu $2, $3, %got_ofst(foo) # encoding: [A,A,0x62,0x24]
  82                                            // FIXUP: # fixup A - offset: 0, value: foo@GOT_OFST, kind: fixup_Mips_GOT_OFST
  83
  84         addiu $2, $3, %got_hi(foo)         // RELOC: R_MIPS_GOT_HI16 foo
  85                                            // ENCBE: addiu $2, $3, %got_hi(foo) # encoding: [0x24,0x62,A,A]
  86                                            // ENCLE: addiu $2, $3, %got_hi(foo) # encoding: [A,A,0x62,0x24]
  87                                            // FIXUP: # fixup A - offset: 0, value: foo@GOT_HI16, kind: fixup_Mips_GOT_HI16
  88
  89         addiu $2, $3, %got_lo(foo)         // RELOC: R_MIPS_GOT_LO16 foo
  90                                            // ENCBE: addiu $2, $3, %got_lo(foo) # encoding: [0x24,0x62,A,A]
  91                                            // ENCLE: addiu $2, $3, %got_lo(foo) # encoding: [A,A,0x62,0x24]
  92                                            // FIXUP: # fixup A - offset: 0, value: foo@GOT_LO16, kind: fixup_Mips_GOT_LO16
  93
  94 //      addiu $2, $3, %neg(foo)            // FIXME: R_MIPS_SUB foo
  95                                            // ?????: R_MIPS_INSERT_A
  96                                            // ?????: R_MIPS_INSERT_B
  97                                            // ?????: R_MIPS_DELETE
  98
  99         .set mips64
 100         daddiu $2, $3, %higher(foo)        // RELOC: R_MIPS_HIGHER foo
 101                                            // ENCBE: daddiu $2, $3, %higher(foo) # encoding: [0x64,0x62,A,A]
 102                                            // ENCLE: daddiu $2, $3, %higher(foo) # encoding: [A,A,0x62,0x64]
 103                                            // FIXUP: # fixup A - offset: 0, value: foo@HIGHER, kind: fixup_Mips_HIGHER
 104
 105         daddiu $2, $3, %highest(foo)       // RELOC: R_MIPS_HIGHEST foo
 106                                            // ENCBE: daddiu $2, $3, %highest(foo) # encoding: [0x64,0x62,A,A]
 107                                            // ENCLE: daddiu $2, $3, %highest(foo) # encoding: [A,A,0x62,0x64]
 108                                            // FIXUP: # fixup A - offset: 0, value: foo@HIGHEST, kind: fixup_Mips_HIGHEST
 109
 110         .set mips0
 111         addiu $2, $3, %call_hi(foo)        // RELOC: R_MIPS_CALL_HI16 foo
 112                                            // ENCBE: addiu $2, $3, %call_hi(foo) # encoding: [0x24,0x62,A,A]
 113                                            // ENCLE: addiu $2, $3, %call_hi(foo) # encoding: [A,A,0x62,0x24]
 114                                            // FIXUP: # fixup A - offset: 0, value: foo@CALL_HI16, kind: fixup_Mips_CALL_HI16
 115
 116         addiu $2, $3, %call_lo(foo)        // RELOC: R_MIPS_CALL_LO16 foo
 117                                            // ENCBE: addiu $2, $3, %call_lo(foo) # encoding: [0x24,0x62,A,A]
 118                                            // ENCLE: addiu $2, $3, %call_lo(foo) # encoding: [A,A,0x62,0x24]
 119                                            // FIXUP: # fixup A - offset: 0, value: foo@CALL_LO16, kind: fixup_Mips_CALL_LO16
 120
 121                                            // ?????: R_MIPS_SCN_DISP foo
 122                                            // ?????: R_MIPS_REL16 foo
 123                                            // ?????: R_MIPS_ADD_IMMEDIATE foo
 124                                            // ?????: R_MIPS_PJUMP foo
 125                                            // ?????: R_MIPS_RELGOT foo
 126 //      jalr $25                           // ?????: R_MIPS_JALR foo
 127
 128                                            // ?????: R_MIPS_TLS_DTPMOD32 foo
 129 //      .dtprelword foo                    // FIXME: R_MIPS_TLS_DTPREL32 foo
 130                                            // ?????: R_MIPS_TLS_DTPMOD64 foo
 131 //      .dtpreldword foo                   // FIXME: R_MIPS_TLS_DTPREL64 foo
 132         addiu $2, $3, %tlsgd(foo)          // RELOC: R_MIPS_TLS_GD foo
 133                                            // ENCBE: addiu $2, $3, %tlsgd(foo) # encoding: [0x24,0x62,A,A]
 134                                            // ENCLE: addiu $2, $3, %tlsgd(foo) # encoding: [A,A,0x62,0x24]
 135                                            // FIXUP: # fixup A - offset: 0, value: foo@TLSGD, kind: fixup_Mips_TLSGD
 136
 137         addiu $2, $3, %tlsldm(foo)         // RELOC: R_MIPS_TLS_LDM foo
 138                                            // ENCBE: addiu $2, $3, %tlsldm(foo) # encoding: [0x24,0x62,A,A]
 139                                            // ENCLE: addiu $2, $3, %tlsldm(foo) # encoding: [A,A,0x62,0x24]
 140                                            // FIXUP: # fixup A - offset: 0, value: foo@TLSLDM, kind: fixup_Mips_TLSLDM
 141
 142         addiu $2, $3, %dtprel_hi(foo)      // RELOC: R_MIPS_TLS_DTPREL_HI16 foo
 143                                            // ENCBE: addiu $2, $3, %dtprel_hi(foo) # encoding: [0x24,0x62,A,A]
 144                                            // ENCLE: addiu $2, $3, %dtprel_hi(foo) # encoding: [A,A,0x62,0x24]
 145                                            // FIXUP: # fixup A - offset: 0, value: foo@DTPREL_HI, kind: fixup_Mips_DTPREL_HI
 146
 147         addiu $2, $3, %dtprel_lo(foo)      // RELOC: R_MIPS_TLS_DTPREL_LO16 foo
 148                                            // ENCBE: addiu $2, $3, %dtprel_lo(foo) # encoding: [0x24,0x62,A,A]
 149                                            // ENCLE: addiu $2, $3, %dtprel_lo(foo) # encoding: [A,A,0x62,0x24]
 150                                            // FIXUP: # fixup A - offset: 0, value: foo@DTPREL_LO, kind: fixup_Mips_DTPREL_LO
 151
 152         addiu $2, $3, %gottprel(foo)       // RELOC: R_MIPS_TLS_GOTTPREL foo
 153                                            // ENCBE: addiu $2, $3, %gottprel(foo) # encoding: [0x24,0x62,A,A]
 154                                            // ENCLE: addiu $2, $3, %gottprel(foo) # encoding: [A,A,0x62,0x24]
 155                                            // FIXUP: # fixup A - offset: 0, value: foo@GOTTPREL, kind: fixup_Mips_GOTTPREL
 156
 157 //      .tprelword foo                     // FIXME: R_MIPS_TLS_TPREL32 foo
 158 //      .tpreldword foo                    // FIXME: R_MIPS_TLS_TPREL64 foo
 159         addiu $2, $3, %tprel_hi(foo)       // RELOC: R_MIPS_TLS_TPREL_HI16 foo
 160                                            // ENCBE: addiu $2, $3, %tprel_hi(foo) # encoding: [0x24,0x62,A,A]
 161                                            // ENCLE: addiu $2, $3, %tprel_hi(foo) # encoding: [A,A,0x62,0x24]
 162                                            // FIXUP: # fixup A - offset: 0, value: foo@TPREL_HI, kind: fixup_Mips_TPREL_HI
 163
 164         addiu $2, $3, %tprel_lo(foo)       // RELOC: R_MIPS_TLS_TPREL_LO16 foo
 165                                            // ENCBE: addiu $2, $3, %tprel_lo(foo) # encoding: [0x24,0x62,A,A]
 166                                            // ENCLE: addiu $2, $3, %tprel_lo(foo) # encoding: [A,A,0x62,0x24]
 167                                            // FIXUP: # fixup A - offset: 0, value: foo@TPREL_LO, kind: fixup_Mips_TPREL_LO
 168
 169                                            // ?????: R_MIPS_GLOB_DAT foo
 170         .set mips32r6
 171         beqzc $2, foo                      // RELOC: R_MIPS_PC21_S2 foo
 172                                            // ENCBE: beqzc $2, foo # encoding: [0xd8,0b010AAAAA,A,A]
 173                                            // ENCLE: beqzc $2, foo # encoding: [A,A,0b010AAAAA,0xd8]
 174                                            // FIXUP: # fixup A - offset: 0, value: foo-4, kind: fixup_MIPS_PC21_S2
 175
 176         bc foo                             // RELOC: R_MIPS_PC26_S2 foo
 177                                            // ENCBE: bc foo # encoding: [0b110010AA,A,A,A]
 178                                            // ENCLE: bc foo # encoding: [A,A,A,0b110010AA]
 179                                            // FIXUP: # fixup A - offset: 0, value: foo-4, kind: fixup_MIPS_PC26_S2
 180
 181         .set mips64r6
 182         ldpc $2, foo                       // RELOC: R_MIPS_PC18_S3 foo
 183                                            // ENCBE: ldpc $2, foo # encoding: [0xec,0b010110AA,A,A]
 184                                            // ENCLE: ldpc $2, foo # encoding: [A,A,0b010110AA,0xec]
 185                                            // FIXUP: # fixup A - offset: 0, value: foo, kind: fixup_Mips_PC18_S3
 186
 187         .set mips32r6
 188         lwpc $2, foo                       // RELOC: R_MIPS_PC19_S2 foo
 189                                            // ENCBE: lwpc $2, foo # encoding: [0xec,0b01001AAA,A,A]
 190                                            // ENCLE: lwpc $2, foo # encoding: [A,A,0b01001AAA,0xec]
 191                                            // FIXUP: # fixup A - offset: 0, value: foo, kind: fixup_MIPS_PC19_S2
 192
 193         addiu $2, $3, %pcrel_hi(foo)       // RELOC: R_MIPS_PCHI16 foo
 194                                            // ENCBE: addiu $2, $3, %pcrel_hi(foo) # encoding: [0x24,0x62,A,A]
 195                                            // ENCLE: addiu $2, $3, %pcrel_hi(foo) # encoding: [A,A,0x62,0x24]
 196                                            // FIXUP: # fixup A - offset: 0, value: foo@PCREL_HI16, kind: fixup_MIPS_PCHI16
 197
 198         addiu $2, $3, %pcrel_lo(foo)       // RELOC: R_MIPS_PCLO16 foo
 199                                            // ENCBE: addiu $2, $3, %pcrel_lo(foo) # encoding: [0x24,0x62,A,A]
 200                                            // ENCLE: addiu $2, $3, %pcrel_lo(foo) # encoding: [A,A,0x62,0x24]
 201                                            // FIXUP: # fixup A - offset: 0, value: foo@PCREL_LO16, kind: fixup_MIPS_PCLO16
 202
 203         .set mips0
 204                                            // FIXME: R_MIPS16_*
 205                                            // ?????: R_MIPS_COPY foo
 206                                            // ?????: R_MIPS_JUMP_SLOT foo
 207                                            // FIXME: R_MICROMIPS_*
 208         .long foo-.                        // RELOC: R_MIPS_PC32 foo
 209 //      .ehword foo                        // FIXME: R_MIPS_EH foo