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Add my homegrown cross compiler scripts

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This commit is contained in:
Eugen Wissner
2025-05-05 23:11:52 +02:00
parent df1c0486c5
commit 3bd86e6e1c
8 changed files with 1042 additions and 640 deletions
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20
boot/tokenizer.s
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@@ -266,9 +266,9 @@ transitions:
.word 0x05ff, 0x0102, 0x05ff, 0x0102, 0x0102, 0x0102, 0x05ff, 0x05ff
.word 0x05ff, 0x05ff, 0x05ff, 0x05ff # 0x02 Identifier
.word 0x02ff, 0x0103, 0x00ff, 0x02ff, 0x02ff, 0x02ff, 0x02ff, 0x02ff
.word 0x02ff, 0x02ff, 0x02ff, 0x00ff, 0x0103, 0x02ff, 0x02ff, 0x02ff
.word 0x02ff, 0x02ff, 0x02ff, 0x02ff # 0x03 Integer
.word 0x08ff, 0x0103, 0x00ff, 0x08ff, 0x08ff, 0x08ff, 0x08ff, 0x08ff
.word 0x08ff, 0x00ff, 0x08ff, 0x00ff, 0x0103, 0x00ff, 0x08ff, 0x08ff
.word 0x08ff, 0x08ff, 0x08ff, 0x08ff # 0x03 Integer
.word 0x02ff, 0x02ff, 0x02ff, 0x02ff, 0x02ff, 0x04ff, 0x02ff, 0x02ff
.word 0x02ff, 0x02ff, 0x02ff, 0x02ff, 0x02ff, 0x02ff, 0x02ff, 0x02ff
@@ -518,6 +518,9 @@ _tokenize_next:
li t0, 0x07 # An action for symbols containing multiple characters.
beq t1, t0, .Ltokenize_next_composite
li t0, 0x08 # Integer action.
beq t1, t0, .Ltokenize_next_integer
j .Ltokenize_next_reject
.Ltokenize_next_reject:
@@ -588,6 +591,17 @@ _tokenize_next:
j .Ltokenize_next_end
.Ltokenize_next_integer:
lw a1, 12(sp)
sub a0, s1, a1
sw a0, 8(sp)
sw a0, 4(sp)
lw a0, 0(sp)
addi a1, sp, 4
li a2, 12
call _memcpy
j .Ltokenize_next_end
.Ltokenize_next_end:
mv a0, s1 # Return the advanced text pointer.