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Started work on interpreter, commit to fix issues it will depend on

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This commit is contained in:
Nathan Braswell
2016-05-12 02:03:20 -04:00
parent 88f922f67b
commit 947384cced
4 changed files with 87 additions and 24 deletions
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49
kraken.krak
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@@ -8,6 +8,7 @@ import symbol:*
import tree:*
import serialize:*
import c_generator:*
/*import interpreter:**/
import os:*
import compiler_version
@@ -19,14 +20,20 @@ fun main(argc: int, argv: **char):int {
println(compiler_version::version_string)
exit(0)
}
/*var gram.construct(): grammer*/
var input_file_offset = 1
var interpret_instead = false
if (string(argv[1]) == "-i") {
interpret_instead = true
input_file_offset++
}
var kraken_file_name = string(argv[input_file_offset])
var executable_name = string(".").join(kraken_file_name.split('.').slice(0,-2))
if (argc == input_file_offset+2)
executable_name = string(argv[input_file_offset+1])
// delay construction until we either load it or copy construct it
var gram: grammer
var base_dir = string("/").join(string(argv[0]).split('/').slice(0,-2))
/*println(base_dir)*/
var file_name = base_dir + "/krakenGrammer.kgm"
/*println(file_name)*/
var compiled_name = file_name + string(".comp_new")
var compiled_version = 1
var file_contents = read_file(file_name)
@@ -45,10 +52,7 @@ fun main(argc: int, argv: **char):int {
if (cached_contents == file_contents) {
/*println("loaded_and_valid, using cached version!")*/
loaded_and_valid = true
/*unpack(gram, pos) = unserialize<grammer>(binary, pos)*/
// skip unnecessary copies this way
pos = gram.unserialize(binary, pos)
/*println("finished unserializeing!!")*/
} else println("contents different")
} else println("version number different")
} else {
@@ -68,26 +72,25 @@ fun main(argc: int, argv: **char):int {
println("done writing")
}
var kraken_file_name = string(argv[1])
var parse.construct(gram): parser
var ast_pass.construct(): ast_transformation
var importer.construct(parse, ast_pass, vector(string(), base_dir + "/stdlib/")): importer
/*print("parsing: ")*/
importer.import(kraken_file_name)
println("Generating C")
/*println("NOW DOING C_GENERATOR")*/
var c_generator.construct(): c_generator
var c_output_pair = c_generator.generate_c(importer.name_ast_map, importer.ast_pass.ast_to_syntax)
var kraken_c_output_name = kraken_file_name + ".c"
write_file(kraken_c_output_name, c_output_pair.first)
/*println(string("linker string: ") + c_output_pair.second)*/
var executable_name = string(".").join(kraken_file_name.split('.').slice(0,-2))
if (argc == 3)
executable_name = string(argv[2])
var compile_string = "cc -g -O3 -std=c99 " + c_output_pair.second + " " + kraken_c_output_name + " -o " + executable_name
println(compile_string)
system(compile_string)
if (interpret_instead) {
println("Interpreting!")
/*var interpret.construct(importer.name_ast_map, importer.ast_pass.ast_to_syntax): interpreter*/
/*interpret.call_main()*/
} else {
println("Generating C")
var c_generator.construct(): c_generator
var c_output_pair = c_generator.generate_c(importer.name_ast_map, importer.ast_pass.ast_to_syntax)
var kraken_c_output_name = kraken_file_name + ".c"
write_file(kraken_c_output_name, c_output_pair.first)
/*println(string("linker string: ") + c_output_pair.second)*/
var compile_string = "cc -g -O3 -std=c99 " + c_output_pair.second + " " + kraken_c_output_name + " -o " + executable_name
println(compile_string)
system(compile_string)
}
return 0
}