test/MC/Mips/cprestore-reorder.s

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