gas/testsuite/gas/aarch64/reloc-insn.s

   1 // Test file for AArch64 GAS -- instructions with relocation operators.
   2
   3 func:
   4         // BFD_RELOC_AARCH64_MOVW_G0
   5         // immediate
   6         movz    x0,#:abs_g0:u12
   7
   8         // BFD_RELOC_AARCH64_MOVW_G0_S
   9         // immediate
  10         movz    x0,#:abs_g0_s:s12
  11
  12         // BFD_RELOC_AARCH64_MOVW_G1
  13         // immediate
  14         movz    x1,#:abs_g1:u32
  15         movk    x1,#:abs_g0_nc:u32
  16
  17         // BFD_RELOC_AARCH64_MOVW_G1_S
  18         // immediate
  19         movz    x1,#:abs_g1_s:s12
  20         movk    x1,#:abs_g0_nc:s12
  21
  22         // BFD_RELOC_AARCH64_MOVW_G2
  23         // immediate
  24         movz    x1,#:abs_g2:u48
  25         movk    x1,#:abs_g1_nc:u48
  26         movk    x1,#:abs_g0_nc:u48
  27
  28         // local data (section relative)
  29         movz    x1,#:abs_g2:ldata
  30         movk    x1,#:abs_g1_nc:ldata
  31         movk    x1,#:abs_g0_nc:ldata
  32
  33         // external data
  34         movz    x1,#:abs_g2:xdata
  35         movk    x1,#:abs_g1_nc:xdata
  36         movk    x1,#:abs_g0_nc:xdata
  37
  38         // BFD_RELOC_AARCH64_MOVW_G2_S
  39         // immediate
  40         movz    x1,#:abs_g2_s:s12
  41         movk    x1,#:abs_g1_nc:s12
  42         movk    x1,#:abs_g0_nc:s12
  43
  44         // BFD_RELOC_AARCH64_MOVW_G3
  45         // immediate
  46         movz    x1,#:abs_g3:s12
  47         movk    x1,#:abs_g2_nc:s12
  48         movk    x1,#:abs_g1_nc:s12
  49         movk    x1,#:abs_g0_nc:s12
  50
  51         movz    x1,#:abs_g3:u64
  52         movk    x1,#:abs_g2_nc:u64
  53         movk    x1,#:abs_g1_nc:u64
  54         movk    x1,#:abs_g0_nc:u64
  55
  56         // BFD_RELOC_AARCH64_LD_LO19_PCREL
  57         ldr     x0,llit
  58         ldr     x1,ldata
  59         ldr     x2,xdata+12
  60
  61         // BFD_RELOC_AARCH64_ADR_LO21_PCREL
  62         //  AARCH64 ADR instruction, holding a simple 21 bit pc-relative byte offset.
  63         adr     x0,llit
  64         adr     x1,ldata
  65         adr     x2,ldata+4088
  66         adr     x3,xlit
  67         adr     x4,xdata+16
  68         adr     x5,xdata+4088
  69
  70         // BFD_RELOC_AARCH64_ADR_HI21_PCREL
  71         adrp    x0,llit
  72         adrp    x1,ldata
  73         adrp    x2,ldata+4088
  74         adrp    x3,xlit
  75         adrp    x4,xdata+16
  76         adrp    x5,xdata+4088
  77
  78         // BFD_RELOC_AARCH64_ADR_HI21_PCREL
  79         adrp    x0,:pg_hi21:llit
  80         adrp    x1,:pg_hi21:ldata
  81         adrp    x2,:pg_hi21:ldata+4088
  82         adrp    x3,:pg_hi21:xlit
  83         adrp    x4,:pg_hi21:xdata+16
  84         adrp    x5,:pg_hi21:xdata+4088
  85
  86         // BFD_RELOC_AARCH64_ADD_LO12
  87         add     x0,x0,#:lo12:llit
  88         add     x1,x1,#:lo12:ldata
  89         add     x2,x2,#:lo12:ldata+4088
  90         add     x3,x3,#:lo12:xlit
  91         add     x4,x4,#:lo12:xdata+16
  92         add     x5,x5,#:lo12:xdata+4088
  93         add     x6,x6,u12
  94
  95         // BFD_RELOC_AARCH64_LDST8_LO12
  96         ldrb    w0, [x0, #:lo12:llit]
  97         ldrb    w1, [x1, #:lo12:ldata]
  98         ldrb    w2, [x2, #:lo12:ldata+4088]
  99         ldrb    w3, [x3, #:lo12:xlit]
 100         ldrb    w4, [x4, #:lo12:xdata+16]
 101         ldrb    w5, [x5, #:lo12:xdata+4088]
 102         ldrb    w6, [x6, u12]
 103
 104         // BFD_RELOC_AARCH64_TSTBR14
 105         tbz     x0,#0,lab
 106         tbz     x1,#63,xlab
 107         tbnz    x2,#8,lab
 108         tbnz    x2,#47,xlab
 109
 110         // BFD_RELOC_AARCH64_BRANCH19
 111         b.eq    lab
 112         b.eq    xlab
 113
 114         // BFD_RELOC_AARCH64_COMPARE19
 115         cbz     x0,lab
 116         cbnz    x30,xlab
 117
 118         // BFD_RELOC_AARCH64_JUMP26
 119         b       lab
 120         b       xlab
 121
 122         // BFD_RELOC_AARCH64_CALL26
 123         bl      lab
 124         bl      xlab
 125
 126         // BFD_RELOC_AARCH64_MOVW_IMM
 127         movz    x0, #0x1234, lsl #48
 128         movk    x0, #0x5678, lsl #32
 129         movk    x0, #0x9abc, lsl #16
 130         movk    x0, #0xdef0, lsl #0
 131
 132         movz    x0, (u64>>48)&0xffff, lsl #48
 133         movk    x0, (u64>>32)&0xffff, lsl #32
 134         movk    x0, (u64>>16)&0xffff, lsl #16
 135         movk    x0, (u64>>0)&0xffff, lsl #0
 136
 137         // BFD_RELOC_AARCH64_BIT_IMM
 138         orr     x0,x0,bit1
 139         and     x0,x0,bit2
 140         and     w0,w0,bit2
 141
 142         // BFD_RELOC_AARCH64_ADD_U12
 143         add     x0,x0,s12
 144         add     x0,x0,u12
 145         sub     x0,x0,s12
 146         sub     x0,x0,u12
 147
 148         // BFD_RELOC_AARCH64_EXC_U16
 149         svc     u16
 150
 151         // BFD_RELOC_AARCH64_LDST_I9
 152         //  Signed 9-bit byte offset for load/store single item with writeback options.
 153         //  Used internally by the AARCH64 assembler and not (currently)
 154         //  written to any object files.
 155         ldr     x0,[x1],#s9
 156         ldr     x0,[x1,#s9]!
 157
 158         // No writeback, but a negative offset should cause this
 159         // to be converted to a LDST_I9 relocation
 160         ldr     x0,[x1,#s9]
 161
 162         // BFD_RELOC_AARCH64_LDST_U12
 163         //  Unsigned 12-bit byte offset for load/store single item without options.
 164         //  Used internally by the AARCH64 assembler and not (currently)
 165         //  written to any object files.
 166         ldr     x0,[x1,#(u12*8)]
 167
 168         // BFD_RELOC_AARCH64_LDST16_LO12
 169         ldrh    w0, [x0, #:lo12:llit]
 170         // BFD_RELOC_AARCH64_LDST32_LO12
 171         ldr     w1, [x1, #:lo12:ldata]
 172         // BFD_RELOC_AARCH64_LDST64_LO12
 173         ldr     x2, [x2, #:lo12:ldata+4088]
 174         // BFD_RELOC_AARCH64_LDST128_LO12
 175         ldr     q3, [x3, #:lo12:xlit]
 176
 177         // BFD_RELOC_AARCH64_LDST64_LO12
 178         prfm    pstl1keep, [x7, #:lo12:ldata+4100]
 179
 180         // BFD_RELOC_AARCH64_GOT_LD_PREL19
 181         ldr     x0, :got:cdata
 182         ldrb    w1, [x0]
 183
 184         ret
 185
 186         // BFD_RELOC_AARCH64_LD64_GOTPAGE_LO15
 187         ldr     x28, [x13, #:gotpage_lo15:dummy]
 188         // BFD_RELOC_AARCH64_LD64_GOTOFF_LO15
 189         ldr     x0, [x0, #:gotoff_lo15:dummy]
 190
 191 llit:   .word   0xdeadf00d
 192
 193 lab:
 194
 195         .data
 196         .align 8
 197
 198 dummy:  .xword  0
 199
 200 ldata:  .xword  0x1122334455667788
 201         .space  8184
 202
 203 .set u8, 248
 204 .set s9, -256
 205 .set s12, -2048
 206 .set u12, 4095
 207 .set u16, 65535
 208 .set u32, 0x12345678
 209 .set u48, 0xaabbccddeeff
 210 .set u64, 0xfedcba9876543210
 211 .set bit1,0xf000000000000000
 212 .set bit2,~0xf
 213
 214 .comm   cdata,1,8