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/##
Copyright 2021 Kyle Gunger
This file is licensed under the CDDL 1.0 (the License)
and may only be used in accordance with the License.
You should have received a copy of the License with this
software/source code. If you did not, a copy can be found
at the following URL:
https://opensource.org/licenses/CDDL-1.0
THIS SOFTWARE/SOURCE CODE IS PROVIDED "AS IS" WITH NO
WARRANTY, GUARANTEE, OR CLAIM OF FITNESS FOR ANY PURPOSE
EXPRESS OR IMPLIED
#/
/; module compile
# :include "compile/arch/arch.tnsl"
:include "compile/isa_x86.tnsl"
# :include "compile/comp.tnsl"
;/
;{}{}charp COMMON_ASM = {
"\tret",
"push %",
"pop %"
}
;struct VType {
uint _size,
{}charp name
}
;struct VTrack {
{}{}charp
sym_names,
{}VType
sym_types
}
# Null type
;VType NT = {0, "null"}
/; find_var ({}charp name, ~VTrack tab) [{}charp]
/; loop (int i = 0; i < 8) [i++]
/; if (string_equate(tab`.sym_names{i}, name))
;{}charp out = "r"
;{}charp n = string_from_int(i + 8)
;add_strings(~out, ~n)
/; if (tab`.sym_sizes{i}._size == 4)
;out.append('d')
;; else if (tab`.sym_sizes{i}._size == 2)
;out.append('w')
;; else if (tab`.sym_sizes{i}._size == 1)
;out.append('b')
;/
;return out
;/
;/
;tnsl.io.print("Failed to find vairable ")
;tnsl.io.println(name)
;/
/; token_is(~int cur, ~{}Token data, {}charp str) [bool]
;return string_equate(data`{cur`}.data`, str)
;/
/; setup_vtrack (~int cur, ~{}Token data, ~VTrack tab)
;cur`++
/; loop (cur` < len data`) [cur`++]
/; if (token_is(cur, data, ")"))
;break
;;
;/
;/
;/
/; header_guard (~VTrack tab, ~{}charp csec)
;/
/; ret_guard (~VTrack tab, {}charp to_ret, ~{}charp csec)
;tail_guard(csec)
;/
/; tail_guard (~{}charp csec)
;/
/; compile_statement (~int cur, ~{}Token data, ~{}charp hsec, csec, dsec)
;cur`++
/; if (cur` < len data`)
/; if (token_is(cur, data, "asm"))
;cur`++
;{}charp raw_asm = unquote_string(data`{cur`}.data`)
;raw_asm.append('\n')
;csec`.append('\t')
;add_strings(csec, ~raw_asm)
;/
;/
;/
/; compile_block (~int cur, ~{}Token data, ~{}charp hsec, csec, dsec)
;VTrack tab = {
{"", "", "", "", "", "", "", ""},
{NT, NT, NT, NT, NT, NT, NT, NT}
}
;{}charp name = {}
;bool r = false
/; loop (cur`++; cur` < len data`) [cur`++]
/; if (data`{cur`}.token_type == TOKEN_TYPE.DEFWORD && len name == 0)
;name = data`{cur`}.data`
;add_strings(csec, ~name)
;csec`.append(':')
;csec`.append('\n')
;; else if (token_is(cur, data, "("))
;setup_vtrack(cur, data, ~tab)
;; else if (token_is(cur, data, "["))
/; loop (cur`++; cur` < len data`) [cur`++]
/; if (token_is(cur, data, "]"))
;break
;/
;/
;; else if (token_is(cur, data, "raw"))
;r = true
;; else
;break
;/
;/
/; if (!r)
;header_guard(tab, csec)
;/
/; loop (cur` < len data`) [cur`++]
/; if (string_equate(data`{cur`}.data`, ";/"))
;add_strings(csec, ~(tnslc.COMMON_ASM{0}))
;break
;; else if (string_equate(data`{cur`}.data`, "/;"))
;bool ch = true
/; loop (ch)
;compile_block(cur, data, hsec, csec, dsec)
/; if (cur` !< len data`)
;break
;/
;ch = string_equate(data`{cur`}.data`, ";;")
;/
;; else if (string_equate(data`{cur`}.data`, ";"))
;compile_statement(cur, data, hsec, csec, dsec)
;; else
;tnsl.io.print("Failed to compile token [compile_block]: ")
;data`{cur`}.print()
;tnsl.io.println("")
;break
;/
;/
/; if (!r)
;tail_guard(csec)
;/
;csec`.append('\n')
;/
/; do_compile ({}charp file, ~{}Token data)
;{}charp hsec = ".global main\n"
;{}charp csec = ".text\n"
;{}charp dsec = ".data\n"
;int j = len data`
/; loop (int i = 0; i < j) [i++]
/; if (string_equate(data`{i}.data`, "/;"))
;compile_block(~i, data, ~hsec, ~csec, ~dsec)
;; else if (string_equate(data`{i}.data`, ";"))
;compile_statement(~i, data, ~hsec, ~csec, ~dsec)
;; else
;break
;/
;/
;tnsl.io.File out = tnsl.io.writeFile(file)
/; loop (int i = 0; i < len hsec) [i++]
;out.write(hsec{i})
;/
;out.write('\n')
/; loop (int i = 0; i < len csec) [i++]
;out.write(csec{i})
;/
;out.write('\n')
/; loop (int i = 0; i < len dsec) [i++]
;out.write(dsec{i})
;/
;out.write('\n')
;out.close()
;/
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