.macro DEFINECSRGET1 csrname, csrno
.global \csrname 
.align 2 
.type \csrname, @function 
\csrname: 
	csrrs a1, \csrno+0x80, x0  
	csrrs a0, \csrno, x0  
	jr	ra 
	.size	\csrname, .-\csrname
.endm

.macro DEFINECSRGETCLEAR1 csrname, csrno
.global \csrname 
.align 2 
.type \csrname, @function 
\csrname: 
	csrrw a1, \csrno+0x80, x0  
	csrrw a0, \csrno, x0  
	jr	ra 
	.size	\csrname, .-\csrname
.endm


.macro DEFINECSRGETCLEAR csrname, csrno
.endm

.macro DEFINECSRGET csrname, csrno
.endm

.text
  .global __start
  .type   __start, @function
__start:
  # Initialize global pointer
.option push
.option norelax
1:auipc gp, %pcrel_hi(__global_pointer$)
  addi  gp, gp, %pcrel_lo(1b)
.option pop

  # Clear the bss segment
  la      a0, _edata
  la      a2, _end
  sub     a2, a2, a0
  li      a1, 0
  call    memset

  lw      a0, 0(sp)                  # a0 = argc
  addi    a1, sp, __SIZEOF_POINTER__ # a1 = argv
  li      a2, 0                      # a2 = envp = NULL
  call    main
  tail    exit
  .size  __start, .-__start


DEFINECSRGET cycle, 0xc00 
DEFINECSRGETCLEAR cycle_clear, 0xc00 
DEFINECSRGET instrcount, 0xc02 
DEFINECSRGETCLEAR instrcount_clear, 0xc02 
DEFINECSRGET get_counter_addsub, 0xc20 
DEFINECSRGETCLEAR get_counter_addsub_clear, 0xc20 
DEFINECSRGET get_counter_mul, 0xc21 
DEFINECSRGETCLEAR get_counter_mul_clear, 0xc21 
DEFINECSRGET get_counter_div, 0xc22 
DEFINECSRGETCLEAR get_counter_div_clear, 0xc22 
DEFINECSRGET get_counter_ld, 0xc23 
DEFINECSRGETCLEAR get_counter_ld_clear, 0xc23 
DEFINECSRGET get_counter_st, 0xc24 
DEFINECSRGETCLEAR get_counter_st_clear, 0xc24 
DEFINECSRGET get_counter_jmp, 0xc25 
DEFINECSRGETCLEAR get_counter_jmp_clear, 0xc25 
DEFINECSRGET get_counter_j, 0xc26 
DEFINECSRGETCLEAR get_counter_j_clear, 0xc26 
DEFINECSRGET get_counter_alui, 0xc27 
DEFINECSRGETCLEAR get_counter_alui_clear, 0xc27 
DEFINECSRGET get_counter_alu, 0xc28 
DEFINECSRGETCLEAR get_counter_alu_clear, 0xc28 
DEFINECSRGET clear_all_counter, 0xc40 
DEFINECSRGET stop_all_counter, 0xc41