test/MC/Sparc/sparc-tls-relocations.s

   1 ! Testing Sparc TLS relocations emission
   2 ! (for now a couple local ones).
   3 !
   4 ! RUN: llvm-mc %s -arch=sparc -show-encoding | FileCheck %s --check-prefix=ASM
   5 ! RUN: llvm-mc %s -arch=sparcv9 -show-encoding | FileCheck %s --check-prefix=ASM
   6 ! RUN: llvm-mc %s -arch=sparc -filetype=obj | llvm-readobj -r | FileCheck %s --check-prefix=REL
   7 ! RUN: llvm-mc %s -arch=sparcv9 -filetype=obj | llvm-readobj -r | FileCheck %s --check-prefix=REL
   8 ! RUN: llvm-mc %s -arch=sparc -filetype=obj | llvm-objdump -r -d - | FileCheck %s --check-prefix=OBJDUMP
   9 ! RUN: llvm-mc %s -arch=sparcv9 -filetype=obj | llvm-objdump -r -d - | FileCheck %s --check-prefix=OBJDUMP
  10
  11 ! REL: Arch: sparc
  12 ! REL: Relocations [
  13 ! REL: 0x{{[0-9,A-F]+}} R_SPARC_TLS_LE_HIX22 Local 0x0
  14 ! REL: 0x{{[0-9,A-F]+}} R_SPARC_TLS_LE_LOX10 Local 0x0
  15 ! REL: 0x{{[0-9,A-F]+}} R_SPARC_TLS_LDO_HIX22 Local 0x0
  16 ! REL: 0x{{[0-9,A-F]+}} R_SPARC_TLS_LDM_HI22  Local 0x0
  17 ! REL: 0x{{[0-9,A-F]+}} R_SPARC_TLS_LDM_LO10  Local 0x0
  18 ! REL: 0x{{[0-9,A-F]+}} R_SPARC_TLS_LDO_LOX10 Local 0x0
  19 ! REL: ]
  20
  21
  22 ! OBJDUMP: foo:
  23 foo:
  24 ! Here we use two different sequences to get the address of a static TLS variable 'Local'
  25 ! (note - there is no intent to have valid assembler function here,
  26 !  we just check how TLS relocations are emitted)
  27 !
  28 ! Sequence for Local Executable model:
  29 !     LE_HIX22/LE_LOX10
  30
  31 ! OBJDUMP: {{[0-9,a-f]+}}:  31 00 00 00  sethi 0, %i0
  32 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_LE_HIX22 Local
  33 ! ASM: sethi %tle_hix22(Local), %i0 ! encoding: [0x31,0x00,0x00,0x00]
  34 ! ASM:                             !   fixup A - offset: 0, value: %tle_hix22(Local), kind: fixup_sparc_tls_le_hix22
  35         sethi %tle_hix22(Local), %i0
  36
  37 ! OBJDUMP: {{[0-9,a-f]+}}:  b0 1e 20 00  xor %i0, 0, %i0
  38 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_LE_LOX10 Local
  39 ! ASM: xor %i0, %tle_lox10(Local), %i0 ! encoding: [0xb0,0x1e,0x20,0x00]
  40 ! ASM:                                !   fixup A - offset: 0, value: %tle_lox10(Local), kind: fixup_sparc_tls_le_lox10
  41         xor %i0, %tle_lox10(Local), %i0
  42
  43
  44 ! Second sequence is for PIC, so it is more complicated.
  45 ! Local Dynamic model:
  46 !     LDO_HIX22/LDO_LOX10/LDO_ADD/LDM_HI22/LDM_LO10/LDM_ADD/LDM_CALL
  47
  48 ! OBJDUMP: {{[0-9,a-f]+}}:  33 00 00 00  sethi 0, %i1
  49 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_LDO_HIX22 Local
  50 ! ASM: sethi %tldo_hix22(Local), %i1 ! encoding: [0x33,0b00AAAAAA,A,A]
  51 ! ASM:                              !   fixup A - offset: 0, value: %tldo_hix22(Local), kind: fixup_sparc_tls_ldo_hix22
  52         sethi %tldo_hix22(Local), %i1
  53
  54 ! OBJDUMP: {{[0-9,a-f]+}}:  35 00 00 00  sethi 0, %i2
  55 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_LDM_HI22 Local
  56 ! ASM: sethi %tldm_hi22(Local), %i2 ! encoding: [0x35,0b00AAAAAA,A,A]
  57 ! ASM:                             !   fixup A - offset: 0, value: %tldm_hi22(Local), kind: fixup_sparc_tls_ldm_hi22
  58         sethi %tldm_hi22(Local), %i2
  59
  60 ! OBJDUMP: {{[0-9,a-f]+}}:  b4 06 a0 00  add %i2, 0, %i2
  61 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_LDM_LO10 Local
  62 ! ASM: add %i2, %tldm_lo10(Local), %i2 ! encoding: [0xb4,0x06,0b101000AA,A]
  63 ! ASM:                                !   fixup A - offset: 0, value: %tldm_lo10(Local), kind: fixup_sparc_tls_ldm_lo10
  64         add %i2, %tldm_lo10(Local), %i2
  65
  66 ! OBJDUMP: {{[0-9,a-f]+}}:  90 06 00 1a add %i0, %i2, %o0
  67 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_LDM_ADD Local
  68 ! ASM: add %i0, %i2, %o0, %tldm_add(Local) ! encoding: [0x90,0x06,0x00,0x1a]
  69 ! ASM:                                    !   fixup A - offset: 0, value: %tldm_add(Local), kind: fixup_sparc_tls_ldm_add
  70         add %i0, %i2, %o0, %tldm_add(Local)
  71
  72 ! OBJDUMP: {{[0-9,a-f]+}}:  b0 1e 60 00  xor %i1, 0, %i0
  73 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_LDO_LOX10 Local
  74 ! ASM: xor %i1, %tldo_lox10(Local), %i0 ! encoding: [0xb0,0x1e,0b011000AA,A]
  75 ! ASM:                                 !   fixup A - offset: 0, value: %tldo_lox10(Local), kind: fixup_sparc_tls_ldo_lox10
  76         xor %i1, %tldo_lox10(Local), %i0
  77
  78 ! OBJDUMP: {{[0-9,a-f]+}}:  40 00 00 00 call 0
  79 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_LDM_CALL Local
  80 ! ASM: call __tls_get_addr, %tldm_call(Local) ! encoding: [0x40,0x00,0x00,0x00]
  81 ! ASM:                                       !   fixup A - offset: 0, value: %tldm_call(Local), kind: fixup_sparc_tls_ldm_call
  82         call __tls_get_addr, %tldm_call(Local)
  83         nop
  84
  85 ! OBJDUMP: {{[0-9,a-f]+}}:  90 02 00 18 add %o0, %i0, %o0
  86 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_LDO_ADD Local
  87 ! ASM: add %o0, %i0, %o0, %tldo_add(Local) ! encoding: [0x90,0x02,0x00,0x18]
  88 ! ASM:                                    !   fixup A - offset: 0, value: %tldo_add(Local), kind: fixup_sparc_tls_ldo_add
  89         add %o0, %i0, %o0, %tldo_add(Local)
  90
  91 ! Next two sequences are for extern symbols.
  92 ! Initial Executable model:
  93 !     IE_HI22/IE_LO10/IE_LD (or IE_LDX)/IE_ADD
  94
  95 ! OBJDUMP: {{[0-9,a-f]+}}:  33 00 00 00  sethi 0, %i1
  96 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_IE_HI22 Extern
  97 ! ASM: sethi %tie_hi22(Extern), %i1 ! encoding: [0x33,0b00AAAAAA,A,A]
  98 ! ASM:                                    !   fixup A - offset: 0, value: %tie_hi22(Extern), kind: fixup_sparc_tls_ie_hi22
  99         sethi %tie_hi22(Extern), %i1
 100
 101 ! OBJDUMP: {{[0-9,a-f]+}}:  b2 06 60 00  add %i1, 0, %i1
 102 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_IE_LO10 Extern
 103 ! ASM: add %i1, %tie_lo10(Extern), %i1 ! encoding: [0xb2,0x06,0b011000AA,A]
 104 ! ASM:                                    !   fixup A - offset: 0, value: %tie_lo10(Extern), kind: fixup_sparc_tls_ie_lo10
 105         add %i1, %tie_lo10(Extern), %i1
 106
 107 ! OBJDUMP: {{[0-9,a-f]+}}:  f0 06 00 19  ld [%i0+%i1], %i0
 108 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_IE_LD Extern
 109 ! ASM: ld [%i0+%i1], %i0, %tie_ld(Extern) ! encoding: [0xf0,0x06,0x00,0x19]
 110 ! ASM:                                    !   fixup A - offset: 0, value: %tie_ld(Extern), kind: fixup_sparc_tls_ie_ld
 111         ld [%i0+%i1], %i0, %tie_ld(Extern)
 112
 113 ! OBJDUMP: {{[0-9,a-f]+}}:  f0 5e 00 19  ldx [%i0+%i1], %i0
 114 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_IE_LDX Extern
 115 ! ASM: ldx [%i0+%i1], %i0, %tie_ldx(Extern) ! encoding: [0xf0,0x5e,0x00,0x19]
 116 ! ASM:                                      !   fixup A - offset: 0, value: %tie_ldx(Extern), kind: fixup_sparc_tls_ie_ldx
 117         ldx [%i0+%i1], %i0, %tie_ldx(Extern)
 118
 119 ! OBJDUMP: {{[0-9,a-f]+}}:  90 01 c0 18  add %g7, %i0, %o0
 120 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_IE_ADD Extern
 121 ! ASM: add %g7, %i0, %o0, %tie_add(Extern) ! encoding: [0x90,0x01,0xc0,0x18]
 122 ! ASM:                                    !   fixup A - offset: 0, value: %tie_add(Extern), kind: fixup_sparc_tls_ie_add
 123         add %g7, %i0, %o0, %tie_add(Extern)
 124
 125 ! General Dynamic model
 126 !     GD_HI22/GD_LO10/GD_ADD/GD_CALL
 127
 128 ! OBJDUMP: {{[0-9,a-f]+}}:  33 00 00 00  sethi 0, %i1
 129 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_GD_HI22 Extern
 130 ! ASM:  sethi %tgd_hi22(Extern), %i1    ! encoding: [0x33,0b00AAAAAA,A,A]
 131 ! ASM:                                    !   fixup A - offset: 0, value: %tgd_hi22(Extern), kind: fixup_sparc_tls_gd_hi22
 132         sethi %tgd_hi22(Extern), %i1
 133
 134 ! OBJDUMP: {{[0-9,a-f]+}}:  b2 06 60 00  add %i1, 0, %i1
 135 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_GD_LO10 Extern
 136 ! ASM: add %i1, %tgd_lo10(Extern), %i1 ! encoding: [0xb2,0x06,0b011000AA,A]
 137 ! ASM:                                 !   fixup A - offset: 0, value: %tgd_lo10(Extern), kind: fixup_sparc_tls_gd_lo10
 138         add %i1, %tgd_lo10(Extern), %i1
 139
 140 ! OBJDUMP: {{[0-9,a-f]+}}:  90 06 00 19  add %i0, %i1, %o0
 141 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_GD_ADD Extern
 142 ! ASM: add %i0, %i1, %o0, %tgd_add(Extern) ! encoding: [0x90,0x06,0x00,0x19]
 143 ! ASM:                                    !   fixup A - offset: 0, value: %tgd_add(Extern), kind: fixup_sparc_tls_gd_add
 144         add %i0, %i1, %o0, %tgd_add(Extern)
 145
 146 ! OBJDUMP: {{[0-9,a-f]+}}:  40 00 00 00 call 0
 147 ! OBJDUMP: {{[0-9,a-f]+}}:     R_SPARC_TLS_GD_CALL Extern
 148 ! ASM: call __tls_get_addr, %tgd_call(Extern) ! encoding: [0x40,0x00,0x00,0x00]
 149 ! ASM:                                        !   fixup A - offset: 0, value: %tgd_call(Extern), kind: fixup_sparc_tls_gd_call
 150         call __tls_get_addr, %tgd_call(Extern)
 151
 152         .type  Local,@object
 153         .section      .tbss,#alloc,#write,#tls
 154 Local:
 155         .word  0
 156         .size  Local, 4