test/MC/Mips/cprestore-noreorder.s

   1 # RUN: llvm-mc %s -triple mips-unknown-linux-gnu --position-independent \
   2 # RUN:            -show-encoding | FileCheck %s
   3
   4 # RUN: llvm-mc %s -triple mips-unknown-linux-gnu --position-independent \
   5 # RUN:            -filetype=obj -o - \
   6 # RUN:   | llvm-objdump -d -r - | FileCheck %s -check-prefix=CHECK-FOR-STORE
   7
   8 # RUN: llvm-mc %s -triple mips-unknown-linux-gnu -mattr=+micromips \
   9 # RUN:            --position-independent -show-encoding \
  10 # RUN:   | FileCheck %s -check-prefix=MICROMIPS
  11
  12 # RUN: llvm-mc %s -triple mips-unknown-linux-gnu -show-encoding \
  13 # RUN:   | FileCheck %s -check-prefix=NO-PIC
  14
  15 # RUN: llvm-mc %s -triple mips64-unknown-linux-gnuabin32 \
  16 # RUN:            --position-independent -show-encoding \
  17 # RUN:   | FileCheck %s -check-prefixes=BAD-ABI,BAD-ABI-N32
  18
  19 # RUN: llvm-mc %s -triple mips64-unknown-linux-gnu --position-independent \
  20 # RUN:            -show-encoding \
  21 # RUN:   | FileCheck %s -check-prefixes=BAD-ABI,BAD-ABI-N64
  22
  23   .text
  24   .ent foo
  25 foo:
  26   .frame  $sp, 0, $ra
  27   .set noreorder
  28
  29   .cpload $25
  30   .cprestore 8
  31
  32   jal $25
  33   jal $4, $25
  34   jal foo
  35
  36   .end foo
  37
  38 # CHECK-FOR-STORE: sw  $gp, 8($sp)
  39
  40 # CHECK: .cprestore 8
  41 # CHECK: jalr  $25                 # encoding: [0x03,0x20,0xf8,0x09]
  42 # CHECK: nop                       # encoding: [0x00,0x00,0x00,0x00]
  43 # CHECK: lw    $gp, 8($sp)         # encoding: [0x8f,0xbc,0x00,0x08]
  44
  45 # CHECK: jalr  $4,  $25            # encoding: [0x03,0x20,0x20,0x09]
  46 # CHECK: nop                       # encoding: [0x00,0x00,0x00,0x00]
  47 # CHECK: lw    $gp, 8($sp)         # encoding: [0x8f,0xbc,0x00,0x08]
  48
  49 # CHECK: lw    $25, %got(foo)($gp) # encoding: [0x8f,0x99,A,A]
  50 # CHECK:                           #   fixup A - offset: 0, value: %got(foo), kind: fixup_Mips_GOT
  51 # CHECK: addiu $25, $25, %lo(foo)  # encoding: [0x27,0x39,A,A]
  52 # CHECK:                           #   fixup A - offset: 0, value: %lo(foo), kind: fixup_Mips_LO16
  53 # CHECK: jalr  $25                 # encoding: [0x03,0x20,0xf8,0x09]
  54 # CHECK: nop                       # encoding: [0x00,0x00,0x00,0x00]
  55 # CHECK: lw    $gp, 8($sp)         # encoding: [0x8f,0xbc,0x00,0x08]
  56 # CHECK: .end  foo
  57
  58 # MICROMIPS: .cprestore 8
  59 # MICROMIPS: jalrs16 $25                 # encoding: [0x45,0xf9]
  60 # MICROMIPS: nop                         # encoding: [0x00,0x00,0x00,0x00]
  61 # MICROMIPS: lw      $gp, 8($sp)         # encoding: [0xff,0x9d,0x00,0x08]
  62
  63 # MICROMIPS: jalrs   $4,  $25            # encoding: [0x00,0x99,0x4f,0x3c]
  64 # MICROMIPS: nop                         # encoding: [0x00,0x00,0x00,0x00]
  65 # MICROMIPS: lw      $gp, 8($sp)         # encoding: [0xff,0x9d,0x00,0x08]
  66
  67 # MICROMIPS: lw      $25, %got(foo)($gp) # encoding: [0xff,0x3c,A,A]
  68 # MICROMIPS:                             #   fixup A - offset: 0, value: %got(foo), kind: fixup_MICROMIPS_GOT16
  69 # MICROMIPS: addiu   $25, $25, %lo(foo)  # encoding: [0x33,0x39,A,A]
  70 # MICROMIPS:                             #   fixup A - offset: 0, value: %lo(foo), kind: fixup_MICROMIPS_LO16
  71 # MICROMIPS: jalrs   $ra, $25            # encoding: [0x03,0xf9,0x4f,0x3c]
  72 # MICROMIPS: nop                         # encoding: [0x0c,0x00]
  73 # MICROMIPS: lw      $gp, 8($sp)         # encoding: [0xff,0x9d,0x00,0x08]
  74 # MICROMIPS: .end  foo
  75
  76 # NO-PIC:     .cprestore  8
  77 # NO-PIC:     jalr  $25         # encoding: [0x03,0x20,0xf8,0x09]
  78 # NO-PIC-NOT: lw    $gp, 8($sp) # encoding: [0x8f,0xbc,0x00,0x08]
  79
  80 # NO-PIC:     jalr  $4,  $25    # encoding: [0x03,0x20,0x20,0x09]
  81 # NO-PIC-NOT: lw    $gp, 8($sp) # encoding: [0x8f,0xbc,0x00,0x08]
  82
  83 # NO-PIC:     jal   foo         # encoding: [0b000011AA,A,A,A]
  84 # NO-PIC:                       #   fixup A - offset: 0, value: foo, kind: fixup_Mips_26
  85 # NO-PIC-NOT: lw    $gp, 8($sp) # encoding: [0x8f,0xbc,0x00,0x08]
  86 # NO-PIC:     .end  foo
  87
  88 # BAD-ABI:     .cprestore  8
  89 # BAD-ABI:     jalr  $25                      # encoding: [0x03,0x20,0xf8,0x09]
  90 # BAD-ABI-NOT: lw    $gp, 8($sp)              # encoding: [0x8f,0xbc,0x00,0x08]
  91
  92 # BAD-ABI:     jalr  $4,  $25                 # encoding: [0x03,0x20,0x20,0x09]
  93 # BAD-ABI-NOT: lw    $gp, 8($sp)              # encoding: [0x8f,0xbc,0x00,0x08]
  94
  95 # BAD-ABI-N32: lw    $25, %got_disp(foo)($gp) # encoding: [0x8f,0x99,A,A]
  96 # BAD-ABI-N64: ld    $25, %got_disp(foo)($gp) # encoding: [0xdf,0x99,A,A]
  97 # BAD-ABI:                                    #   fixup A - offset: 0, value: %got_disp(foo), kind: fixup_Mips_GOT_DISP
  98 # BAD-ABI:     jalr  $25                      # encoding: [0x03,0x20,0xf8,0x09]
  99 # BAD-ABI-NOT: lw    $gp, 8($sp)              # encoding: [0x8f,0xbc,0x00,0x08]
 100 # BAD-ABI:  .end  foo