gdb/testsuite/gdb.asm/d10v.inc

   1         comment "subroutine prologue"
   2         .macro gdbasm_enter
   3         st r11,@-sp
   4         st r13,@-sp
   5         mv r11,sp
   6         .endm
   7
   8         comment "subroutine epilogue"
   9         .macro gdbasm_leave
  10         add3 sp,r11,0
  11         ld   r13,@sp+
  12         ld   r11,@sp+
  13         jmp  r13
  14         .endm
  15
  16         .macro gdbasm_call subr
  17         bl \subr
  18         .endm
  19
  20         .macro gdbasm_several_nops
  21         nop
  22         nop
  23         nop
  24         nop
  25         .endm
  26
  27         comment "exit (0)"
  28         .macro gdbasm_exit0
  29         ldi r4, 1
  30         ldi r0, 0
  31         trap 15
  32         .endm
  33
  34         comment "crt0 startup"
  35         .macro gdbasm_startup
  36 ; R14 always contains memory base address (0)
  37
  38         ldi     r14,0
  39
  40 ; Set the USER and SYSTEM stack pointers.
  41
  42         ldi     r0, 0           ; zero arguments
  43         ldi     r1, 0
  44         mvtc    r0, psw         ; select SPI and set it
  45         ldi     sp, _stack
  46         ldi     r10, 0x8000     ; select SPU/FP and set it
  47         mvtc    r10, psw || ldi r11, 0;  clear stack frame
  48         ldi     sp, _stack - 0x200
  49         ldi     r13, 0
  50
  51         st      r11, @-sp
  52         st      r13, @-sp
  53 ;       mv      r11, sp
  54
  55         .endm