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# s1 - Contains the current position in the source text.
.data
.equ SYS_EXIT, 93
.equ SOURCE_BUFFER_SIZE, 2048
.bss
.global source_code
.type source_code, @object
.size source_code, SOURCE_BUFFER_SIZE
source_code: .zero SOURCE_BUFFER_SIZE
.text
.global _start # Program entry point.
_start:
# Read the source from the standard input.
la a0, source_code
li a1, SOURCE_BUFFER_SIZE # Buffer size.
call read_file
la s1, source_code # s1 = Source code position.
call compile
# Call exit.
addi a0, zero, 0 # Use 0 return code.
addi a7, zero, SYS_EXIT
ecall
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