tests/tcg/xtensa/vectors.S

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