tests/tcg/xtensa/vectors.S

   1 #include "core-isa.h"
   2
   3 .macro vector name
   4
   5 .section .vector.\name, "ax"
   6 .global vector_\name
   7 vector_\name\():
   8     j       1f
   9     .literal_position
  10 1:
  11     wsr     a0, excsave1
  12     movi    a0, 1f
  13     ret.n
  14
  15 .section .vector.\name\().text, "ax"
  16     .literal_position
  17 1:
  18     rsr     a0, excsave1
  19     wsr     a2, excsave1
  20     movi    a2, handler_\name
  21     l32i    a2, a2, 0
  22     beqz    a2, 1f
  23     jx      a2
  24 1:
  25     movi    a3, 1b
  26     movi    a2, 1
  27     simcall
  28
  29 .align 4
  30 .global handler_\name
  31 handler_\name\(): .word 0
  32
  33 .endm
  34
  35 #if XCHAL_HAVE_WINDOWED
  36 vector window_overflow_4
  37 vector window_overflow_8
  38 vector window_overflow_12
  39 vector window_underflow_4
  40 vector window_underflow_8
  41 vector window_underflow_12
  42 #endif
  43
  44 #if XCHAL_NUM_INTLEVELS + XCHAL_HAVE_NMI >= 2
  45 vector level2
  46 #endif
  47 #if XCHAL_NUM_INTLEVELS + XCHAL_HAVE_NMI >= 3
  48 vector level3
  49 #endif
  50 #if XCHAL_NUM_INTLEVELS + XCHAL_HAVE_NMI >= 4
  51 vector level4
  52 #endif
  53 #if XCHAL_NUM_INTLEVELS + XCHAL_HAVE_NMI >= 5
  54 vector level5
  55 #endif
  56 #if XCHAL_NUM_INTLEVELS + XCHAL_HAVE_NMI >= 6
  57 vector level6
  58 #endif
  59 #if XCHAL_NUM_INTLEVELS + XCHAL_HAVE_NMI >= 7
  60 vector level7
  61 #endif
  62
  63 vector kernel
  64 vector user
  65 vector double