hence/examples/testforth.asm

368 lines
8.3 KiB
NASM

; Generated by Henceforth 0.1.0 (https://git.dergrimm.net/dergrimm/hence.git)
.include "$lib/core.asm"
.include "$lib/std.asm"
.define PLACEHOLDER_U8, CORE_U8_MAX
.define PLACEHOLDER_U16, CORE_U16_MAX
.define_eval prev, OFFSET
ts PLACEHOLDER_U16
tlr CORE_REG_PC
.define_eval diff, (OFFSET - prev)
.define_eval MAIN_JUMPER, (CORE_MEM_PRG_END - diff)
.org prev
.delete prev, diff
.define_eval prev, OFFSET
.bytes PLACEHOLDER_U16, PLACEHOLDER_U16
.bytes PLACEHOLDER_U16
.define_eval JUMP_TABLE_CONDITIONS_SIZE, (OFFSET - prev)
.org prev
.delete prev
.define_eval JUMP_TABLE_WORDS_SIZE, (3 * 2)
.define_eval JUMP_TABLE_PTR, (MAIN_JUMPER - JUMP_TABLE_CONDITIONS_SIZE - JUMP_TABLE_WORDS_SIZE)
.debug JUMP_TABLE_CONDITIONS_SIZE, JUMP_TABLE_WORDS_SIZE, (JUMP_TABLE_CONDITIONS_SIZE + JUMP_TABLE_WORDS_SIZE / 2), JUMP_TABLE_PTR
.define_eval counter, 0
; jump table
; conditions
.define_eval jump_table_conditions_if_0, (JUMP_TABLE_PTR + counter)
.define_eval counter, (counter + 2)
.define_eval jump_table_conditions_else_0, (JUMP_TABLE_PTR + counter)
.define_eval counter, (counter + 2)
.define_eval jump_table_conditions_if_1, (JUMP_TABLE_PTR + counter)
.define_eval counter, (counter + 2)
; words
.define_eval jump_table_words_0, (JUMP_TABLE_PTR + counter)
.define_eval counter, (counter + 1)
.define_eval jump_table_words_1, (JUMP_TABLE_PTR + counter)
.define_eval counter, (counter + 1)
.define_eval jump_table_words_2, (JUMP_TABLE_PTR + counter)
.define_eval counter, (counter + 1)
.delete counter
.define_eval MEM_JUMP_TABLE_LEN, (JUMP_TABLE_CONDITIONS_SIZE + JUMP_TABLE_WORDS_SIZE / 2)
.define_eval MEM_JUMP_TABLE_PTR, CORE_MEM_MEM
.define_eval MEM_JUMP_TABLE_END, (MEM_JUMP_TABLE_PTR + MEM_JUMP_TABLE_LEN)
.define_eval MEM_LOOP_DEPTH, (MEM_JUMP_TABLE_END + 1)
.define_eval MEM_LOOP_I, (MEM_LOOP_DEPTH + 1)
.define_eval MEM_LOOP_J, (MEM_LOOP_I + 1)
.define_eval MEM_CALL_STACK_LEN, 16
.define_eval MEM_CALL_STACK_PTR, (MEM_LOOP_J + 1)
.define_eval MEM_CALL_STACK_END, (MEM_CALL_STACK_PTR + MEM_CALL_STACK_LEN)
.define_eval MEM_ALLOC_PTR, (MEM_CALL_STACK_END + 1)
.macro stack_transfer_alu
.std_ld
tlr CORE_REG_B
.std_ld
tlr CORE_REG_A
.endmacro
.macro jump_table_pull_ptr, jump_table_pull_ptr_arg_0_ptr, jump_table_pull_ptr_arg_1_counter
ts jump_table_pull_ptr_arg_0_ptr
tls
ts 8
tlr CORE_REG_B
.std_get jump_table_pull_ptr_arg_0_ptr
tlr CORE_REG_A
ts CORE_ALU_LSH
alu
tlr CORE_REG_A
.std_get (jump_table_pull_ptr_arg_0_ptr + 1)
tlr CORE_REG_B
ts CORE_ALU_OR
alu
tlr CORE_REG_A
tls
dbg
pop
pop
.endmacro
.define_eval counter, 0
; setup jump table
; conditions
.jump_table_pull_ptr jump_table_conditions_if_0, counter
.define_eval counter, (counter + 1)
.jump_table_pull_ptr jump_table_conditions_else_0, counter
.define_eval counter, (counter + 1)
.jump_table_pull_ptr jump_table_conditions_if_1, counter
.define_eval counter, (counter + 1)
; words
.jump_table_pull_ptr jump_table_words_0, counter
.define_eval counter, (counter + 1)
.jump_table_pull_ptr jump_table_words_1, counter
.define_eval counter, (counter + 1)
.jump_table_pull_ptr jump_table_words_2, counter
.define_eval counter, (counter + 1)
.delete counter
.delete_macro jump_table_pull_ptr
.macro self_ref, self_ref_arg_0_ptr
.std_rset CORE_REG_A, self_ref_arg_0_ptr
.std_set self_ref_arg_0_ptr
.endmacro
; reference MEM_CALL_STACK_PTR to itself
.self_ref MEM_CALL_STACK_PTR
; reference MEM_ALLOC_PTR to itself
.self_ref MEM_ALLOC_PTR
.delete_macro self_ref
.std_jump MAIN_JUMPER
call_stack_jump:
.std_get MEM_CALL_STACK_PTR
tlr CORE_REG_A
.std_rset CORE_REG_B, 1
.std_alu CORE_ALU_ADD
tlr CORE_REG_A
tlr CORE_REG_B
.std_set MEM_CALL_STACK_PTR
tsr CORE_REG_D
tlr CORE_REG_A
tsr CORE_REG_B
set
tsr CORE_REG_C
tlr CORE_REG_PC
return_call_stack_jump:
.std_get MEM_CALL_STACK_PTR
tlr CORE_REG_A
tlr CORE_REG_C
.std_rset CORE_REG_B, 1
.std_alu CORE_ALU_SUB
tlr CORE_REG_A
.std_set MEM_CALL_STACK_PTR
tsr CORE_REG_C
get
tlr CORE_REG_PC
.macro call_stack_jump, call_stack_jump_arg_0_label
.std_rset CORE_REG_C, call_stack_jump_arg_0_label
.std_rset CORE_REG_D, (OFFSET + 7)
ts call_stack_jump
tlr CORE_REG_PC
.endmacro
.macro call_stack_jump_cond_if, call_stack_jump_cond_if_arg_0_if_label
.std_ld
tlr CORE_REG_A
.std_rset CORE_REG_C, call_stack_jump_cond_if_arg_0_if_label
.std_rset CORE_REG_D, (OFFSET + 7)
ts call_stack_jump
tlrc CORE_REG_PC
.endmacro
.define_eval prev, OFFSET
.std_ld
tlr CORE_REG_A
.std_rset CORE_REG_C, PLACEHOLDER_U16
.std_rset CORE_REG_D, PLACEHOLDER_U16
ts call_stack_jump
tlrc CORE_REG_PC
.std_rset CORE_REG_C, PLACEHOLDER_U16
.std_rset CORE_REG_D, PLACEHOLDER_U16
ts call_stack_jump
tlr CORE_REG_PC
.define_eval CALL_STACK_JUMP_COND_IF_ELSE_SIZE, (OFFSET - prev)
.org prev
.delete prev
.macro call_stack_jump_cond_if_else, call_stack_jump_cond_if_else_arg_0_if_label, call_stack_jump_cond_if_else_arg_1_else_label
.define_eval prev, OFFSET
.define offset_till_end, (OFFSET - prev * -1 + CALL_STACK_JUMP_COND_IF_ELSE_SIZE)
.std_ld
tlr CORE_REG_A
.std_rset CORE_REG_C, call_stack_jump_cond_if_else_arg_0_if_label
.std_rset CORE_REG_D, (OFFSET + offset_till_end)
ts call_stack_jump
tlrc CORE_REG_PC
.std_rset CORE_REG_C, call_stack_jump_cond_if_else_arg_1_else_label
.std_rset CORE_REG_D, (OFFSET + offset_till_end)
ts call_stack_jump
tlr CORE_REG_PC
.delete prev, offset_till_end
.endmacro
.macro return_call_stack_jump
.std_jump return_call_stack_jump
.endmacro
; data
; strings
data_strings_0:
.bytes 0x48
.bytes 0x65
.bytes 0x6c
.bytes 0x6c
.bytes 0x6f
.bytes 0x20
.bytes 0x77
.bytes 0x6f
.bytes 0x72
.bytes 0x6c
.bytes 0x64
.bytes 0x21
data_strings_end_0:
; conditions
; condition: 0
conditions_if_0:
push 69
.std_ld
tlr CORE_REG_A
.std_set CORE_MEM_OUT
.return_call_stack_jump
conditions_else_0:
push 420
.std_ld
tlr CORE_REG_A
.std_set CORE_MEM_OUT
.return_call_stack_jump
; condition: 1
conditions_if_1:
push 32
.std_ld
tlr CORE_REG_A
.std_set CORE_MEM_OUT
.std_rset CORE_REG_A, '\n'
.std_set CORE_MEM_CHR
.return_call_stack_jump
; words
words_0:
push 40
push 2
.stack_transfer_alu
.std_alu CORE_ALU_ADD
tls
.return_call_stack_jump
words_1:
push 32
.return_call_stack_jump
words_2:
push 4875
push 8748
dbg
.return_call_stack_jump
; static jump table
.define_eval prev, OFFSET
; conditions
; condition: 0
.org jump_table_conditions_if_0
.bytes conditions_if_0
.org jump_table_conditions_else_0
.bytes conditions_else_0
; condition: 1
.org jump_table_conditions_if_1
.bytes conditions_if_1
; words
.org jump_table_words_0
.bytes words_0
.org jump_table_words_1
.bytes words_1
.org jump_table_words_2
.bytes words_2
.org prev
.delete prev
; main
main:
.org MAIN_JUMPER
ts main
tlr CORE_REG_PC
.org main
push 42
tls
.stack_transfer_alu
.std_alu CORE_ALU_EQ
tls
dbg
.call_stack_jump_cond_if_else conditions_if_0, conditions_else_0
.std_rset CORE_REG_A, '\n'
.std_set CORE_MEM_CHR
push 1
dbg
.call_stack_jump_cond_if conditions_if_1
.call_stack_jump words_0
dbg
.call_stack_jump words_0
dbg
.std_rset CORE_REG_A, ' '
.std_set CORE_MEM_CHR
.std_rset CORE_REG_B, data_strings_0
loop_strings_0:
tsr CORE_REG_B
get
tlr CORE_REG_A
.std_set CORE_MEM_CHR
.std_rset CORE_REG_A, 1
.std_alu CORE_ALU_ADD
tlr CORE_REG_B
.std_rset CORE_REG_A, data_strings_end_0
.std_alu CORE_ALU_GT
tlr CORE_REG_A
.std_cond_jump loop_strings_0
.std_rset CORE_REG_A, '\n'
.std_set CORE_MEM_CHR
.std_rset CORE_REG_A, ' '
.std_set CORE_MEM_CHR
set
.std_rset CORE_REG_B, data_strings_0
loop_strings_0:
tsr CORE_REG_B
get
tlr CORE_REG_A
.std_set CORE_MEM_CHR
.std_rset CORE_REG_A, 1
.std_alu CORE_ALU_ADD
tlr CORE_REG_B
.std_rset CORE_REG_A, data_strings_end_0
.std_alu CORE_ALU_GT
tlr CORE_REG_A
.std_cond_jump loop_strings_0
.std_rset CORE_REG_A, '\n'
.std_set CORE_MEM_CHR
.call_stack_jump words_2
.call_stack_jump words_1
.call_stack_jump words_2
.call_stack_jump words_1
.std_stop