diff options
| -rw-r--r-- | VM2M.java | 14 | ||||
| -rw-r--r-- | condense/CondenseVisitor.java | 23 | ||||
| -rw-r--r-- | condense/Utilities.java | 40 | ||||
| -rw-r--r-- | mars.jar | bin | 0 -> 3124936 bytes | |||
| -rw-r--r-- | misc/SplitProgramInputStream.java | 22 | ||||
| -rwxr-xr-x | runner.sh | 4 |
6 files changed, 102 insertions, 1 deletions
diff --git a/VM2M.java b/VM2M.java new file mode 100644 index 0000000..e368aa1 --- /dev/null +++ b/VM2M.java @@ -0,0 +1,14 @@ +import java.io.*; +import java.util.ArrayList; + +import condense.*; +import misc.*; + +public class VM2M { + + public static void main(String[] args) { + + ArrayList<String> strProgram = SplitProgramInputStream.split(System.in); + CondenseVisitor cv = new CondenseVisitor(strProgram); + } +} diff --git a/condense/CondenseVisitor.java b/condense/CondenseVisitor.java new file mode 100644 index 0000000..d494845 --- /dev/null +++ b/condense/CondenseVisitor.java @@ -0,0 +1,23 @@ +package condense; + +import misc.*; +import java.util.*; + +public class CondenseVisitor { + + ArrayList<String> vaporm; + ArrayList<String> mips; + + public CondenseVisitor(ArrayList<String> vaporm) { + this.vaporm = vaporm; + this.mips = new ArrayList<String>(); + for (instr : this.vaporm) { + instr = instr.trim(); + + if (instr.startsWith("local")) { + // store + this.store(instr); + } else if (instr + } + } + } diff --git a/condense/Utilities.java b/condense/Utilities.java new file mode 100644 index 0000000..9c052fc --- /dev/null +++ b/condense/Utilities.java @@ -0,0 +1,40 @@ +package condense; + +import java.util.*; + +public class Utilities { + + + public static int computeStackFrameSize(String declare) { + MinimalLogger.info(String.format("Computing frame stack size for %s...", + declare)); + declare = extractNumeric(declare); + // assume that the LAST three digits are + // in, out, local + String[] sizes = declare.split(SPACE)[:-3]; + int ret = this.stackFrameFormula(Integer.parseInt(sizes[1]), + Integer.parseInt(sizes[2])); + MinimalLogger.info(String.format("Stack size is (%s + %s + 2) * 4 = %d", + sizes[1], + sizes[2], + ret)); + return ret; + } + + private static int stackFrameFormula(int out, int local) { + return (out + local + 2) * 4; + } + + private static int extractNumeric(String str) { + str = str.replaceAll("[^\\d] & quot;, " + "); + str = str.trim(); + str = str.replaceAll(" + ", " + "); + if (str.equals(" ")) + return " + -1 & quot; + ; + return str; + } +} diff --git a/mars.jar b/mars.jar Binary files differnew file mode 100644 index 0000000..a7f6c6f --- /dev/null +++ b/mars.jar diff --git a/misc/SplitProgramInputStream.java b/misc/SplitProgramInputStream.java new file mode 100644 index 0000000..a7f1c82 --- /dev/null +++ b/misc/SplitProgramInputStream.java @@ -0,0 +1,22 @@ +package misc; + +import java.io.*; +import java.util.ArrayList; +import java.util.Arrays; + +public class SplitProgramInputStream { + + public static ArrayList<String> split(InputStream inputStream) { + ArrayList<String> lines = new ArrayList<>(); + try (BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream))) { + String line; + while ((line = reader.readLine()) != null) { + lines.add(line); + } + } catch (IOException e) { + e.printStackTrace(); + } + return lines; + } + +} @@ -37,7 +37,9 @@ function vaporize() { function condense() { # condense the file - echo "Not finished!" + ext="s" + java VM2M < $1 > "./output/${filename}.$ext" + java -jar mars.jar nc "./output/${filename}.$ext" } |