test/MC/Mips/set-push-pop-directives.s

   1 # RUN: llvm-mc %s -triple=mipsel-unknown-linux -mcpu=mips32r2 -mattr=+msa | \
   2 # RUN:   FileCheck %s
   3 # .set push creates a copy of the current environment.
   4 # .set pop restores the previous environment.
   5 # FIXME: Also test resetting of .set macro/nomacro option.
   6
   7     .text
   8     # The first environment on the stack (with initial values).
   9     lw       $1, 65536($1)
  10     b        1336
  11     addvi.b  $w15, $w13, 18
  12
  13     # Create a new environment.
  14     .set push
  15     .set at=$ra           # Test the ATReg option.
  16     lw       $1, 65536($1)
  17     .set noreorder        # Test the Reorder option.
  18     b        1336
  19     .set nomsa            # Test the Features option (ASE).
  20     .set mips32r6         # Test the Features option (ISA).
  21     mod      $2, $4, $6
  22
  23     # Switch back to the first environment.
  24     .set pop
  25     lw       $1, 65536($1)
  26     b        1336
  27     addvi.b  $w15, $w13, 18
  28
  29 # CHECK:  lui      $1, 1
  30 # CHECK:  addu     $1, $1, $1
  31 # CHECK:  lw       $1, 0($1)
  32 # CHECK:  b        1336
  33 # CHECK:  nop
  34 # CHECK:  addvi.b  $w15, $w13, 18
  35
  36 # CHECK:  .set push
  37 # CHECK:  lui      $ra, 1
  38 # CHECK:  addu     $ra, $ra, $1
  39 # CHECK:  lw       $1, 0($ra)
  40 # CHECK:  .set noreorder
  41 # CHECK:  b        1336
  42 # CHECK-NOT:  nop
  43 # CHECK:  .set nomsa
  44 # CHECK:  .set mips32r6
  45 # CHECK:  mod      $2, $4, $6
  46
  47 # CHECK:  .set pop
  48 # CHECK:  lui      $1, 1
  49 # CHECK:  addu     $1, $1, $1
  50 # CHECK:  lw       $1, 0($1)
  51 # CHECK:  b        1336
  52 # CHECK:  nop
  53 # CHECK:  addvi.b  $w15, $w13, 18
  54
  55     .set push
  56     .set dsp
  57     lbux    $7, $10($11)
  58     .set pop
  59
  60     .set push
  61     .set dsp
  62     lbux    $7, $10($11)
  63 # CHECK-NOT: :[[@LINE-1]]:5: error: instruction requires a CPU feature not currently enabled
  64     .set pop
  65
  66     .set push
  67     .set dsp
  68     lbux    $7, $10($11)
  69 # CHECK-NOT: :[[@LINE-1]]:5: error: instruction requires a CPU feature not currently enabled
  70     .set pop