projects/dang: gen/CodeGen.d annotate

annotate gen/CodeGen.d @ 138:b61de188cd0d

Removed some unused code

author	Anders Halager <halager@gmail.com>
date	Fri, 18 Jul 2008 13:17:02 +0200
parents	efbf51d85f4d
children	d76cc5cad4fc

rev	line source
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1 module gen.CodeGen;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	2
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	3 import tango.io.Stdout,
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	4 Int = tango.text.convert.Integer;
54 d84fec04d462 Move all root var-decls so they are generated before anything else Anders Halager <halager@gmail.com> parents: 53 diff changeset	5 import tango.core.Array : find, partition;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	6
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	7 import llvm.llvm;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	8
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	9 import ast.Decl,
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	10 ast.Stmt,
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	11 ast.Exp,
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	12 ast.Module : DModule = Module;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	13
119 c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	14 import basic.SmallArray,
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	15 basic.LiteralParsing;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	16
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	17 import lexer.Token;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	18
92 771ac63898e2 A few better parser errors plus renaming most of the sema classes to match that they do now. Some have changes a lot. Anders Johnsen <skabet@gmail.com> parents: 89 diff changeset	19 import sema.Scope,
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	20 sema.Visitor;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	21
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	22 /**
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	23 Wrapper for Values representing rvalues (things you can only read from)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	24 **/
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	25 private struct RValue
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	26 {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	27 /**
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	28 Returns true if this is a simple value, like an int or a pointer.
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	29 This is basicly anything except a struct, which will contain a Value that
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	30 is a pointer to the struct.
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	31 **/
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	32 bool isSimple() { return simple; }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	33 /// Opposite of isSimple
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	34 bool isAggregate() { return !simple; }
94 48bb2287c035 Added Modules. Right now it's very simple - will grow with time and need. Anders Johnsen <skabet@gmail.com> parents: 93 diff changeset	35
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	36 Value value;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	37 private bool simple = true;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	38 }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	39
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	40 /**
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	41 Wrapper for Values representing lvalues (things you can write to)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	42 **/
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	43 private struct LValue
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	44 {
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	45 Value getAddress() { return value; }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	46 private Value value;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	47 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	48
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	49 class CodeGen
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	50 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	51 public:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	52 this()
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	53 {
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	54 b = new Builder;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	55 ZeroIndex = ConstantInt.GetU(Type.Int32, 0);
137 efbf51d85f4d No reason to explicitly add structs as llvm types Anders Halager <halager@gmail.com> parents: 136 diff changeset	56
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	57 table = new SimpleSymbolTable();
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	58
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	59 createBasicTypes();
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	60 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	61
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	62 /**
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	63 Generate a new module.
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	64 **/
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	65 /*
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	66 Find all function decls and add the functions to the llvm module, so
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	67 they can be referenced.
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	68
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	69 Make sure all var-decls are located before functions, so we wont get
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	70 problems when referencing the global vars.
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	71
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	72 Generate the actual llvm code needed for all decls
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	73
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	74 Optimize if requested
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	75
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	76 Write to filehandle (can be a file or stdout)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	77 */
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	78 void gen(DModule mod, uint handle, bool optimize, bool inline)
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	79 {
101 fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	80 this.mod = mod;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	81 // create module
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	82 m = new .llvm.llvm.Module("main_module");
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	83 scope(exit) m.dispose();
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	84
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	85 table.enterScope;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	86
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	87 BytePtr = PointerType.Get(Type.Int8);
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	88 auto temp = FunctionType.Get(
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	89 Type.Void,
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	90 [BytePtr, BytePtr, Type.Int32, Type.Int32]);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	91 llvm_memcpy = m.addFunction(temp, "llvm.memcpy.i32");
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	92
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	93 auto registerFunc =
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	94 (FuncDecl fd)
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	95 {
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	96 Type[] param_types;
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	97 foreach (i, p; fd.funcArgs)
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	98 {
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	99 DType t = p.identifier.type;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	100 if (auto st = t.asStruct())
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	101 {
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	102 Type pointer = PointerType.Get(llvm(st));
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	103 param_types ~= pointer;
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	104 }
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	105 else if (auto ar = t.asArray())
86 29f486ccc203 Fixed a bug that made arrays as params fail big time Anders Johnsen <skabet@gmail.com> parents: 85 diff changeset	106 {
29f486ccc203 Fixed a bug that made arrays as params fail big time Anders Johnsen <skabet@gmail.com> parents: 85 diff changeset	107 Type pointer = PointerType.Get(llvm(ar));
29f486ccc203 Fixed a bug that made arrays as params fail big time Anders Johnsen <skabet@gmail.com> parents: 85 diff changeset	108 param_types ~= pointer;
29f486ccc203 Fixed a bug that made arrays as params fail big time Anders Johnsen <skabet@gmail.com> parents: 85 diff changeset	109 }
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	110 else
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	111 param_types ~= llvm(t);
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	112 }
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	113 auto ret_t = fd.identifier.type;
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	114 if(auto st = cast(DStruct)ret_t)
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	115 ret_t = DType.Void;
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	116 else if(auto f = cast(DFunction)ret_t)
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	117 ret_t = f.returnType;
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	118 auto func_t = FunctionType.Get(llvm(ret_t), param_types);
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	119 auto llfunc = m.addFunction(func_t, fd.sym.getMangledFQN());
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	120
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	121 foreach (i, p; fd.funcArgs)
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	122 {
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	123 if(i == 0 && fd.sret)
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	124 llfunc.addParamAttr(0, ParamAttr.StructRet);
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	125
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	126 DType t = p.identifier.type;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	127 if (auto st = t.asStruct)
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	128 {
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	129 if (i == 0 && fd.sret)
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	130 continue;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	131 llfunc.addParamAttr(i, ParamAttr.ByVal);
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	132 }
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	133 else if (auto ar = t.asArray)
86 29f486ccc203 Fixed a bug that made arrays as params fail big time Anders Johnsen <skabet@gmail.com> parents: 85 diff changeset	134 {
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	135 llfunc.addParamAttr(i, ParamAttr.ByVal);
86 29f486ccc203 Fixed a bug that made arrays as params fail big time Anders Johnsen <skabet@gmail.com> parents: 85 diff changeset	136 }
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	137 }
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	138 };
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	139 auto visitor = new VisitFuncDecls(registerFunc);
101 fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	140 visitor.visit([mod]);
54 d84fec04d462 Move all root var-decls so they are generated before anything else Anders Halager <halager@gmail.com> parents: 53 diff changeset	141 // Before beginning we move all top level var-decls to the start
d84fec04d462 Move all root var-decls so they are generated before anything else Anders Halager <halager@gmail.com> parents: 53 diff changeset	142 // and then we generate the var-decls first
d84fec04d462 Move all root var-decls so they are generated before anything else Anders Halager <halager@gmail.com> parents: 53 diff changeset	143 // partition is NOT required to be stable, but that should not create
d84fec04d462 Move all root var-decls so they are generated before anything else Anders Halager <halager@gmail.com> parents: 53 diff changeset	144 // any problems.
94 48bb2287c035 Added Modules. Right now it's very simple - will grow with time and need. Anders Johnsen <skabet@gmail.com> parents: 93 diff changeset	145 partition(mod.decls, (Decl d) { return d.declType == DeclType.VarDecl; });
54 d84fec04d462 Move all root var-decls so they are generated before anything else Anders Halager <halager@gmail.com> parents: 53 diff changeset	146
94 48bb2287c035 Added Modules. Right now it's very simple - will grow with time and need. Anders Johnsen <skabet@gmail.com> parents: 93 diff changeset	147 foreach (decl; mod.decls)
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	148 genRootDecl(decl);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	149
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	150 table.leaveScope;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	151
92 771ac63898e2 A few better parser errors plus renaming most of the sema classes to match that they do now. Some have changes a lot. Anders Johnsen <skabet@gmail.com> parents: 89 diff changeset	152 // debug m.verify();
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	153
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	154 if(optimize)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	155 m.optimize(inline);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	156
89 a49bb982a7b0 Using the new SourceLocation system to handle errors. Also, this is the first push for making the errors don't throw, but continue to check the source. Anders Johnsen <skabet@gmail.com> parents: 88 diff changeset	157 m.writeBitcodeToFileHandle(handle);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	158 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	159
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	160 private:
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	161 /**
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	162 Generate a single top-level Decl
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	163 **/
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	164 void genRootDecl(Decl decl)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	165 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	166 switch(decl.declType)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	167 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	168 case DeclType.FuncDecl:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	169 FuncDecl funcDecl = cast(FuncDecl)decl;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	170
82 06dda301ea61 Can declare outside functions and call c-functions Anders Johnsen <skabet@gmail.com> parents: 81 diff changeset	171 // Empty function - declare;
06dda301ea61 Can declare outside functions and call c-functions Anders Johnsen <skabet@gmail.com> parents: 81 diff changeset	172 if(funcDecl.emptyFunction)
06dda301ea61 Can declare outside functions and call c-functions Anders Johnsen <skabet@gmail.com> parents: 81 diff changeset	173 return;
06dda301ea61 Can declare outside functions and call c-functions Anders Johnsen <skabet@gmail.com> parents: 81 diff changeset	174
64 91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	175 llvm(funcDecl.type);
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	176 auto llfunc = m.getNamedFunction(funcDecl.sym.getMangledFQN());
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	177 auto func_tp = cast(PointerType)llfunc.type;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	178 auto func_t = cast(FunctionType)func_tp.elementType();
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	179 auto ret_t = func_t.returnType();
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	180
86 29f486ccc203 Fixed a bug that made arrays as params fail big time Anders Johnsen <skabet@gmail.com> parents: 85 diff changeset	181
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	182 auto bb = llfunc.appendBasicBlock("entry");
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	183 b.positionAtEnd(bb);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	184
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	185 table.enterScope;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	186 foreach (i, v; funcDecl.funcArgs)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	187 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	188 llfunc.getParam(i).name = v.identifier.get;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	189 auto name = v.identifier.get;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	190 if (!cast(PointerType)llfunc.getParam(i).type)
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	191 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	192 auto AI = b.buildAlloca(llfunc.getParam(i).type, name);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	193 // Value va = b.buildLoad(val, name);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	194 b.buildStore(llfunc.getParam(i), AI);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	195 table[name] = AI;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	196 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	197 else
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	198 table[name] = llfunc.getParam(i);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	199 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	200
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	201 foreach (stmt; funcDecl.statements)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	202 genStmt(stmt);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	203
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	204 // if the function didn't end with a return, we automatically
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	205 // add one (return 0 as default)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	206 if (b.getInsertBlock().terminated() is false)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	207 if (ret_t is Type.Void)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	208 b.buildRetVoid();
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	209 else
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	210 b.buildRet(ConstantInt.GetS(ret_t, 0));
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	211
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	212 table.leaveScope;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	213 break;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	214
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	215 case DeclType.VarDecl:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	216 auto varDecl = cast(VarDecl)decl;
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	217 auto id = varDecl.identifier;
93 621cedba53ea Removed the Symbol from semantics - it was not needed anymore. From now on you set the type by doing a setType on an Identifier. Anders Johnsen <skabet@gmail.com> parents: 92 diff changeset	218 Type t = llvm(id.type);
621cedba53ea Removed the Symbol from semantics - it was not needed anymore. From now on you set the type by doing a setType on an Identifier. Anders Johnsen <skabet@gmail.com> parents: 92 diff changeset	219 GlobalVariable g = m.addGlobal(t, id.get);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	220 g.initializer = ConstantInt.GetS(t, 0);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	221 table[varDecl.identifier.get] = g;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	222 break;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	223
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	224 default:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	225 break;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	226 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	227 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	228
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	229 /**
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	230 Generate a single local Decl
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	231 **/
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	232 void genDecl(Decl decl)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	233 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	234 switch(decl.declType)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	235 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	236 case DeclType.VarDecl:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	237 auto varDecl = cast(VarDecl)decl;
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	238 auto id = varDecl.identifier;
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	239 auto name = id.get;
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	240 auto AI = b.buildAlloca(llvm(id.type), name);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	241 table[name] = AI;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	242 if (varDecl.init)
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	243 {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	244 LValue dst = genLValue(varDecl.identifier);
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	245 RValue src = genExpression(varDecl.init);
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	246 storeThroughLValue(dst, src, id.type);
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	247 }
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	248 break;
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	249
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	250 case DeclType.FuncDecl:
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	251 genRootDecl(decl);
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	252 break;
137 efbf51d85f4d No reason to explicitly add structs as llvm types Anders Halager <halager@gmail.com> parents: 136 diff changeset	253
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	254 default:
138 b61de188cd0d Removed some unused code Anders Halager <halager@gmail.com> parents: 137 diff changeset	255 break;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	256 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	257 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	258
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	259 // Remove - do it right (basic/Messages.d)
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	260 struct PE
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	261 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	262 static char[] NoImplicitConversion =
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	263 "Can't find an implicit conversion between %0 and %1";
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	264 static char[] VoidRetInNonVoidFunc =
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	265 "Only void functions can return without an expression";
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	266 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	267
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	268 /**
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	269 Generate a single expression.
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	270
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	271 This is the most general way of generating expressions and therefore
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	272 returns an RValue.
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	273 **/
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	274 RValue genExpression(Exp exp)
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	275 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	276 switch(exp.expType)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	277 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	278 case ExpType.Binary:
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	279 return RValue(genBinExp(cast(BinaryExp)exp));
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	280 case ExpType.IntegerLit:
119 c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	281 auto integerLit = cast(IntegerLit)exp;
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	282 switch(integerLit.number.type)
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	283 {
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	284 case NumberType.Int:
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	285 return RValue(ConstantInt.GetS(Type.Int32, integerLit.number.integer));
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	286 case NumberType.Long:
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	287 return RValue(ConstantInt.GetS(Type.Int64, integerLit.number.integer));
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	288 case NumberType.ULong:
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	289 return RValue(ConstantInt.GetS(Type.Int64, integerLit.number.integer));
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	290 case NumberType.Float:
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	291 return RValue(ConstantReal.Get(Type.Float, integerLit.number.floating));
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	292 case NumberType.Double:
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	293 return RValue(ConstantReal.Get(Type.Double, integerLit.number.floating));
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	294 case NumberType.Real:
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	295 return RValue(ConstantReal.Get(Type.X86_FP80, integerLit.number.floating));
c0b531362ca6 Non compileing commit. Work on floating points and casts Anders Johnsen <skabet@gmail.com> parents: 118 diff changeset	296 }
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	297 case ExpType.Negate:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	298 auto negateExp = cast(NegateExp)exp;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	299 auto target = genExpression(negateExp.exp);
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	300 return RValue(b.buildNeg(target.value, "neg"));
78 ad956143dcdc Parse and gen for dereferences Anders Halager <halager@gmail.com> parents: 74 diff changeset	301 case ExpType.Deref:
ad956143dcdc Parse and gen for dereferences Anders Halager <halager@gmail.com> parents: 74 diff changeset	302 auto derefExp = cast(DerefExp)exp;
ad956143dcdc Parse and gen for dereferences Anders Halager <halager@gmail.com> parents: 74 diff changeset	303 auto target = genExpression(derefExp.exp);
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	304 return RValue(b.buildLoad(target.value, "deref"));
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	305 case ExpType.AssignExp:
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	306 auto AE = cast(AssignExp)exp;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	307 LValue dst = genLValue(AE.identifier);
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	308 RValue src = genExpression(AE.exp);
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	309 storeThroughLValue(dst, src, AE.exp.type());
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	310 return src;
83 9e90694f5da0 Parse array indexing, and allow reading from arrays Anders Halager <halager@gmail.com> parents: 82 diff changeset	311 case ExpType.Index:
9e90694f5da0 Parse array indexing, and allow reading from arrays Anders Halager <halager@gmail.com> parents: 82 diff changeset	312 auto indexExp = cast(IndexExp)exp;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	313 return loadLValue(genLValue(exp));
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	314 case ExpType.CallExp:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	315 auto callExp = cast(CallExp)exp;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	316 // BUG: Might not be a simple identifier, a.foo(x) is also a
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	317 // valid call - or foo(x)(y) for that matter.
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	318
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	319 // if type of exp is DFunction - safe to call getSymbol and FQN
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	320 // if function ptr: do something else
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	321 // if delegate do a third thing
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	322 // if struct/class check for opCall
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	323 DType type = callExp.exp.type;
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	324 assert (type.isFunction(), "Can only call functions");
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	325 auto sym = callExp.exp.getSymbol();
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	326 scope args = new Value[callExp.args.length];
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	327 foreach (i, arg; callExp.args)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	328 args[i] = genExpression(arg).value;
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	329 llvm(type);
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	330 auto f = m.getNamedFunction(sym.getMangledFQN());
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	331 DFunction f_type = type.asFunction();
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	332 bool isVoid = f_type.returnType is DType.Void;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	333 // BUG: doesn't do implicit type-conversion on args
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	334 auto r = b.buildCall(f, args, isVoid? "" : "call");
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	335 return RValue(r);
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	336 case ExpType.CastExp:
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	337 auto castExp = cast(CastExp)exp;
120 7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	338 exp = castExp.exp;
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	339 auto value = genExpression(exp);
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	340
120 7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	341 if (!exp.type.hasImplicitConversionTo(castExp.type))
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	342 assert(0, "Invalid cast");
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	343
120 7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	344 return genTypeCast(value, exp.type, castExp.type);
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	345
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	346 case ExpType.Identifier:
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	347 auto id = cast(Identifier)exp;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	348 if(id.type.isStruct() \|\| id.type.isArray())
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	349 return RValue(table.find(id.get));
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	350 else
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	351 return RValue(b.buildLoad(table.find(id.get), id.get));
55 79cb0afafabe Now structs are somewhat useable to use. Anders Johnsen <skabet@gmail.com> parents: 54 diff changeset	352 case ExpType.MemberReference:
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	353 return loadLValue(genLValue(exp));
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	354 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	355 assert(0, "Reached end of switch in genExpression");
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	356 return RValue(null);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	357 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	358
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	359 /**
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	360 Generate a binary expression.
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	361
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	362 Currently only works for signed and unsigned integers, but is almost
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	363 ready for floats and should be expanded to everything else.
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	364 **/
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	365 Value genBinExp(BinaryExp e)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	366 {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	367 auto left = genExpression(e.left).value;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	368 auto right = genExpression(e.right).value;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	369 DType t_a = e.left.type;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	370 DType t_b = e.right.type;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	371
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	372 Value res;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	373 // TODO: do usual type promotions on a and b
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	374 // TODO: support floats
116 0cd8d6ab3f89 Add in the types for float and co. Anders Halager <halager@gmail.com> parents: 113 diff changeset	375 if (t_a.isArithmetic() && t_b.isArithmetic())
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	376 {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	377 Operation op = t_a.getOperationWith(op2op(e.op), t_b);
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	378 assert(op.isBuiltin(),
120 7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	379 "numbers should only use builtin ops");
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	380 alias BuiltinOperation BO;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	381 BO val = op.builtinOp();
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	382 // map val to buildAdd or similar
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	383 switch (val) {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	384 case BO.Add: res = b.buildAdd(left, right, "add"); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	385 case BO.Sub: res = b.buildSub(left, right, "sub"); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	386 case BO.Mul: res = b.buildMul(left, right, "mul"); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	387 case BO.SDiv: res = b.buildSDiv(left, right, "div"); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	388 case BO.UDiv: res = b.buildUDiv(left, right, "div"); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	389 case BO.FDiv: res = b.buildFDiv(left, right, "div"); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	390 case BO.SRem: res = b.buildSRem(left, right, "rem"); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	391 case BO.URem: res = b.buildURem(left, right, "rem"); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	392 case BO.FRem: res = b.buildFRem(left, right, "rem"); break;
125 d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	393
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	394 case BO.Shl: res = b.buildShl(left, right, "shl"); break;
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	395 case BO.LShr: res = b.buildLShr(left, right, "lshr"); break;
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	396 case BO.AShr: res = b.buildAShr(left, right, "ashr"); break;
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	397
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	398 case BO.And: res = b.buildAnd(left, right, "and"); break;
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	399 case BO.Or: res = b.buildOr (left, right, "or"); break;
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	400 case BO.Xor: res = b.buildXor(left, right, "xor"); break;
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	401
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	402 default:
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	403 LLVMPred pred = predFromBI(val);
121 95dfe2f48dcf Allow == and != on reals Anders Halager <halager@gmail.com> parents: 120 diff changeset	404 if (t_a.isReal())
95dfe2f48dcf Allow == and != on reals Anders Halager <halager@gmail.com> parents: 120 diff changeset	405 if (val == BO.Eq)
95dfe2f48dcf Allow == and != on reals Anders Halager <halager@gmail.com> parents: 120 diff changeset	406 pred = LLVMPred.Real(RealPredicate.OEQ);
95dfe2f48dcf Allow == and != on reals Anders Halager <halager@gmail.com> parents: 120 diff changeset	407 else if (val == BO.Ne)
95dfe2f48dcf Allow == and != on reals Anders Halager <halager@gmail.com> parents: 120 diff changeset	408 pred = LLVMPred.Real(RealPredicate.ONE);
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	409 IntPredicate ip = pred.intPred;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	410 RealPredicate rp = pred.realPred;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	411 assert(pred.isValid, "Not a predicate");
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	412 if (pred.isReal)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	413 res = b.buildFCmp(rp, left, right, "cmp");
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	414 else
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	415 res = b.buildICmp(ip, left, right, "cmp");
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	416 break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	417 }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	418 }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	419 else
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	420 /*
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	421 if left has op for right's type:
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	422 a_op = left.op(right)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	423 if right has usable op_r:
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	424 b_op_r = right.op_r(left)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	425 if a_op or b_op_r is set, choose the best one
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	426 else if op is commutative
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	427 if left has usable op_r
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	428 a_op_r = left.op_r(right)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	429 if right has usable op
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	430 b_op = right.op(left)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	431 choose best one from a_op_r and b_op
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	432 else error
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	433 */
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	434 assert(0, "Not integers?");
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	435
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	436 return res;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	437 }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	438
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	439 /**
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	440 Generates one statement
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	441 **/
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	442 // This should be split into specific methods - one per Stmt type?
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	443 void genStmt(Stmt stmt)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	444 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	445 switch(stmt.stmtType)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	446 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	447 case StmtType.Compound:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	448 auto stmts = cast(CompoundStatement)stmt;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	449 foreach (s; stmts.statements)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	450 genStmt(s);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	451 break;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	452 case StmtType.Return:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	453 auto ret = cast(ReturnStmt)stmt;
64 91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	454 DFunction type = stmt.env.parentFunction().type();
91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	455 Type t = llvm(type.returnType);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	456 if (ret.exp is null)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	457 if (t is Type.Void)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	458 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	459 b.buildRetVoid();
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	460 return;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	461 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	462 else
114 3a0cd42de9cc Removed misc/Error.d and is now using the error system all way through. Anders Johnsen <skabet@gmail.com> parents: 107 diff changeset	463 assert(0, PE.VoidRetInNonVoidFunc);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	464
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	465 RValue v = genExpression(ret.exp);
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	466 b.buildRet(v.value);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	467 break;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	468 case StmtType.Decl:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	469 auto declStmt = cast(DeclStmt)stmt;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	470 genDecl(declStmt.decl);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	471 break;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	472 case StmtType.Exp:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	473 auto expStmt = cast(ExpStmt)stmt;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	474 genExpression(expStmt.exp);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	475 break;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	476 case StmtType.If:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	477 auto ifStmt = cast(IfStmt)stmt;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	478 Value cond = genExpression(ifStmt.cond).value;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	479 if (cond.type !is Type.Int1)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	480 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	481 Value False = ConstantInt.GetS(cond.type, 0);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	482 cond = b.buildICmp(IntPredicate.NE, cond, False, ".cond");
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	483 }
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	484 auto func_name = symbolName(stmt.env.parentFunction());
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	485 Function func = m.getNamedFunction(func_name);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	486 bool has_else = (ifStmt.else_body !is null);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	487
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	488 auto thenBB = func.appendBasicBlock("then");
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	489 auto elseBB = has_else? func.appendBasicBlock("else") : null;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	490 auto mergeBB = func.appendBasicBlock("merge");
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	491
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	492 b.buildCondBr(cond, thenBB, has_else? elseBB : mergeBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	493 b.positionAtEnd(thenBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	494 genStmt(ifStmt.then_body);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	495 thenBB = b.getInsertBlock();
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	496 if (b.getInsertBlock().terminated() is false)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	497 b.buildBr(mergeBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	498
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	499 if (has_else)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	500 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	501 b.positionAtEnd(elseBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	502 genStmt(ifStmt.else_body);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	503 elseBB = b.getInsertBlock();
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	504 if (elseBB.terminated() is false)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	505 b.buildBr(mergeBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	506 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	507
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	508 b.positionAtEnd(mergeBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	509 break;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	510 case StmtType.While:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	511 auto wStmt = cast(WhileStmt)stmt;
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	512 auto fd = stmt.env.parentFunction();
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	513 Function func = m.getNamedFunction(symbolName(fd));
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	514
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	515 auto condBB = func.appendBasicBlock("cond");
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	516 auto bodyBB = func.appendBasicBlock("body");
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	517 auto doneBB = func.appendBasicBlock("done");
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	518
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	519 b.buildBr(condBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	520 b.positionAtEnd(condBB);
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	521 Value cond = genExpression(wStmt.cond).value;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	522 if (cond.type !is Type.Int1)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	523 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	524 Value False = ConstantInt.GetS(cond.type, 0);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	525 cond = b.buildICmp(IntPredicate.NE, cond, False, ".cond");
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	526 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	527 b.buildCondBr(cond, bodyBB, doneBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	528
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	529 b.positionAtEnd(bodyBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	530 genStmt(wStmt.whileBody);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	531 if (b.getInsertBlock().terminated() is false)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	532 b.buildBr(condBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	533
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	534 b.positionAtEnd(doneBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	535 break;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	536 case StmtType.Switch:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	537 auto sw = cast(SwitchStmt)stmt;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	538 Value cond = genExpression(sw.cond).value;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	539
56 4ae365eff712 Now return types works for structs... Also, simplyfing in AST have been startet - but still messy. This update is a little messy... Anders Johnsen <skabet@gmail.com> parents: 55 diff changeset	540 auto func_name = stmt.env.parentFunction().identifier.get;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	541 Function func = m.getNamedFunction(func_name);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	542
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	543 BasicBlock oldBB = b.getInsertBlock();
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	544 BasicBlock defBB;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	545 BasicBlock endBB = func.appendBasicBlock("sw.end");
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	546 if (sw.defaultBlock)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	547 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	548 defBB = Function.InsertBasicBlock(endBB, "sw.def");
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	549 b.positionAtEnd(defBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	550 foreach (case_statement; sw.defaultBlock)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	551 genStmt(case_statement);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	552 if (!defBB.terminated())
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	553 b.buildBr(endBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	554 b.positionAtEnd(oldBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	555 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	556 else
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	557 defBB = endBB;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	558 auto SI = b.buildSwitch(cond, defBB, sw.cases.length);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	559 foreach (c; sw.cases)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	560 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	561 BasicBlock prevBB;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	562 foreach (i, val; c.values)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	563 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	564 auto BB = Function.InsertBasicBlock(defBB, "sw.bb");
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	565 SI.addCase(ConstantInt.GetS(cond.type, c.values_converted[i]), BB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	566
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	567 if (i + 1 == c.values.length)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	568 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	569 b.positionAtEnd(BB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	570 foreach (case_statement; c.stmts)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	571 genStmt(case_statement);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	572 if (!BB.terminated())
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	573 b.buildBr(c.followedByDefault? defBB : endBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	574 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	575
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	576 if (prevBB !is null && !prevBB.terminated())
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	577 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	578 b.positionAtEnd(prevBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	579 b.buildBr(BB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	580 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	581 prevBB = BB;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	582 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	583 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	584 b.positionAtEnd(endBB);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	585 break;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	586 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	587 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	588
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	589 /*
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	590 Get the address of an expression - allowing us to modify something in
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	591 memory or on the stack.
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	592 */
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	593 LValue genLValue(Exp exp)
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	594 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	595 switch(exp.expType)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	596 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	597 case ExpType.Identifier:
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	598 auto id = cast(Identifier)exp;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	599 return LValue(table.find(id.get));
80 682e20aa224f Pointers working now - big YAY Anders Johnsen <skabet@gmail.com> parents: 79 diff changeset	600 case ExpType.Deref:
116 0cd8d6ab3f89 Add in the types for float and co. Anders Halager <halager@gmail.com> parents: 113 diff changeset	601 // LValue(*x): load(x)
0cd8d6ab3f89 Add in the types for float and co. Anders Halager <halager@gmail.com> parents: 113 diff changeset	602 // RValue(*x): load(load(x))
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	603 // This way x = x + 1 will work
116 0cd8d6ab3f89 Add in the types for float and co. Anders Halager <halager@gmail.com> parents: 113 diff changeset	604 // We need an ekstra load, because we get an i32** rather than
0cd8d6ab3f89 Add in the types for float and co. Anders Halager <halager@gmail.com> parents: 113 diff changeset	605 // i32* since stuff is alloc'd
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	606 auto DE = cast(DerefExp)exp;
113 244142a21cbc Fix derefs as lvalues Anders Halager <halager@gmail.com> parents: 107 diff changeset	607 return LValue(genExpression(DE.exp).value);
83 9e90694f5da0 Parse array indexing, and allow reading from arrays Anders Halager <halager@gmail.com> parents: 82 diff changeset	608 case ExpType.Index:
9e90694f5da0 Parse array indexing, and allow reading from arrays Anders Halager <halager@gmail.com> parents: 82 diff changeset	609 auto indexExp = cast(IndexExp)exp;
85 9375bd975730 Allow indexing of pointers also Anders Halager <halager@gmail.com> parents: 83 diff changeset	610 auto type = indexExp.target.type;
83 9e90694f5da0 Parse array indexing, and allow reading from arrays Anders Halager <halager@gmail.com> parents: 82 diff changeset	611 auto index = genExpression(indexExp.index);
9e90694f5da0 Parse array indexing, and allow reading from arrays Anders Halager <halager@gmail.com> parents: 82 diff changeset	612 Value[2] gep_indices;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	613 gep_indices[0] = ZeroIndex;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	614 gep_indices[1] = index.value;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	615 Value res;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	616 auto target = genLValue(indexExp.target).getAddress();
136 2be29b296081 Lots of changes: johnsen@johnsen-laptop parents: 129 diff changeset	617 if (type.isStaticArray())
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	618 res = b.buildGEP(target, gep_indices[0 .. 2], "index");
85 9375bd975730 Allow indexing of pointers also Anders Halager <halager@gmail.com> parents: 83 diff changeset	619 else if (type.isPointer())
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	620 res = b.buildGEP(target, gep_indices[1 .. 2], "index");
85 9375bd975730 Allow indexing of pointers also Anders Halager <halager@gmail.com> parents: 83 diff changeset	621 else assert(0, "Can only index pointers and arrays");
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	622 return LValue(res);
55 79cb0afafabe Now structs are somewhat useable to use. Anders Johnsen <skabet@gmail.com> parents: 54 diff changeset	623 case ExpType.MemberReference:
79cb0afafabe Now structs are somewhat useable to use. Anders Johnsen <skabet@gmail.com> parents: 54 diff changeset	624 auto mem = cast(MemberReference)exp;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	625 switch (mem.target.expType)
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	626 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	627 case ExpType.Identifier:
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	628 auto id = cast(Identifier)mem.target;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	629 auto child = mem.child;
93 621cedba53ea Removed the Symbol from semantics - it was not needed anymore. From now on you set the type by doing a setType on an Identifier. Anders Johnsen <skabet@gmail.com> parents: 92 diff changeset	630 Value v = table.find(id.get);
621cedba53ea Removed the Symbol from semantics - it was not needed anymore. From now on you set the type by doing a setType on an Identifier. Anders Johnsen <skabet@gmail.com> parents: 92 diff changeset	631 DType t = id.type;
64 91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	632 auto st = t.asStruct;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	633
55 79cb0afafabe Now structs are somewhat useable to use. Anders Johnsen <skabet@gmail.com> parents: 54 diff changeset	634 int i = st.indexOf(child.get);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	635
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	636 Value[2] vals;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	637 vals[0] = ZeroIndex;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	638 vals[1] = ConstantInt.GetU(IntegerType.Int32, i);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	639
93 621cedba53ea Removed the Symbol from semantics - it was not needed anymore. From now on you set the type by doing a setType on an Identifier. Anders Johnsen <skabet@gmail.com> parents: 92 diff changeset	640 Value val = b.buildGEP(v, vals, id.get~"."~child.get);
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	641 return LValue(val);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	642
72 628cb46ab13b First update on the way to Arrays! :) Anders Johnsen <skabet@gmail.com> parents: 70 diff changeset	643 case ExpType.MemberReference:
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	644 auto addr = genLValue(mem.target).getAddress();
72 628cb46ab13b First update on the way to Arrays! :) Anders Johnsen <skabet@gmail.com> parents: 70 diff changeset	645 auto child = mem.child;
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	646 DStruct t = mem.target.type.asStruct();
72 628cb46ab13b First update on the way to Arrays! :) Anders Johnsen <skabet@gmail.com> parents: 70 diff changeset	647
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	648 int i = t.indexOf(child.get);
72 628cb46ab13b First update on the way to Arrays! :) Anders Johnsen <skabet@gmail.com> parents: 70 diff changeset	649
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	650 Value[2] vals;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	651 vals[0] = ZeroIndex;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	652 vals[1] = ConstantInt.GetU(IntegerType.Int32, i);
72 628cb46ab13b First update on the way to Arrays! :) Anders Johnsen <skabet@gmail.com> parents: 70 diff changeset	653
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	654 Value val = b.buildGEP(addr, vals, "."~child.get);
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	655 return LValue(val);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	656 }
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	657 break;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	658 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	659 assert(0, "Reached end of switch in getPointer");
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	660 return LValue(null);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	661 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	662
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	663 /**
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	664 Store into an lvalue from a rvalue. Both are assumed to have type t.
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	665 **/
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	666 void storeThroughLValue(LValue dst, RValue src, DType t)
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	667 {
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	668 Value to = dst.getAddress();
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	669 Value from = src.value;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	670
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	671 auto a = cast(PointerType)to.type;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	672 assert(a !is null, "Can only store through pointers");
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	673
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	674 if (auto st = t.asStruct())
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	675 genMemcpy(to, from, t);
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	676 else
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	677 b.buildStore(from, to);
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	678 }
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	679
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	680 /**
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	681 Copy from src into dst. The values are assumed to have the same size,
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	682 and the amount of bytes to copy is taken from t.
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	683 **/
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	684 void genMemcpy(Value dst, Value src, DType t)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	685 {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	686 Value from = b.buildBitCast(src, BytePtr, ".copy_from");
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	687 Value to = b.buildBitCast(dst, BytePtr, ".copy_to");
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	688 Value[4] args;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	689 args[0] = to;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	690 args[1] = from;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	691 args[2] = ConstantInt.GetS(Type.Int32, t.byteSize());
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	692 args[3] = ConstantInt.GetS(Type.Int32, 32);
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	693 b.buildCall(llvm_memcpy, args[], null);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	694 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	695
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	696 /**
120 7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	697 Generate the statements necessary to convert V, from type 'from' to type
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	698 'to'.
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	699 **/
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	700 RValue genTypeCast(RValue V, DType from, DType to)
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	701 {
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	702 Value delegate(Value, Type, char[]) extend, trunc;
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	703 if(auto ito = to.asInteger())
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	704 {
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	705 extend = ito.unsigned? &b.buildZExt : &b.buildSExt;
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	706 trunc = &b.buildTrunc;
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	707 if(auto rfrom = from.isReal())
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	708 {
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	709 extend = ito.unsigned? &b.buildFPToUI : &b.buildFPToSI;
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	710 trunc = extend;
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	711 }
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	712 }
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	713 else if (auto rto = to.asReal())
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	714 {
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	715 extend = &b.buildFPExt;
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	716 trunc = &b.buildFPTrunc;
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	717 if(auto ifrom = from.isInteger())
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	718 {
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	719 extend = rto.unsigned? &b.buildUIToFP : &b.buildSIToFP;
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	720 trunc = extend;
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	721 }
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	722 }
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	723 else
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	724 assert(0, "implicit cast need implimentation");
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	725
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	726 Value res;
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	727 if (from.byteSize() < to.byteSize())
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	728 res = extend(V.value, llvm(to), "ext");
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	729 else
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	730 res = trunc(V.value, llvm(to), "trunc");
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	731 return RValue(res);
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	732 }
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	733
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	734 /**
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	735 Given the address of something, load it into an alloc.
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	736 **/
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	737 RValue loadLValue(LValue addr, char[] name = null)
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	738 {
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	739 Value val = addr.getAddress();
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	740 if (name is null)
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	741 name = val.name.length > 0? val.name : "load";
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	742
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	743 auto res = b.buildLoad(val, name);
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	744 return RValue(res);
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	745 }
7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	746
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	747 /// Get the mangled name of a function
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	748 char[] symbolName(FuncDecl f)
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	749 {
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	750 return f.sym.getMangledFQN();
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	751 }
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	752
120 7d0898f77685 Implement the cast expression - works for integers and real/float/double Anders Halager <halager@gmail.com> parents: 119 diff changeset	753 /**
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	754 Get the LLVM Type corresponding to a DType.
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	755
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	756 Currently using the built-in associative array - not sure if it works
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	757 well when the hashes are so uniform.
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	758
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	759 Other possibilities would be to find a hash-function that works on
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	760 something as small as 4 bytes or to create a sparse array perhaps.
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	761 */
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	762 Type llvm(DType t)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	763 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	764 if (auto llvm_t = t in type_map)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	765 return *llvm_t;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	766 return llvmCreateNew(t);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	767 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	768
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	769 // Create an LLVM type and insert it into the type map, and return the
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	770 // result
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	771 Type llvmCreateNew(DType t)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	772 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	773 if (auto i = cast(DInteger)t)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	774 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	775 Type res = IntegerType.Get(i.byteSize() * 8);
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	776 type_map[t] = res;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	777 return res;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	778 }
64 91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	779 else if (auto s = t.asStruct)
53 da551f90e03f Added struct decl and forward ref. A note on structs: they need to make a new scope when declared. Otherwise you could access struct members as globals Anders Johnsen <skabet@gmail.com> parents: 52 diff changeset	780 {
58 fc62c5296a1c Add types to our Exp Anders Halager <halager@gmail.com> parents: 57 diff changeset	781 SmallArray!(Type, 8) members;
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	782 DType[] array;
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	783 array.length = s.members.length;
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	784
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	785 foreach (m; s.members)
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	786 array[m.index] = m.type;
381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	787
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	788 foreach (m; array)
68 381975d76baf A LOT of bug fixing - also implemented implicit casts. If you do a --ast-dump-code on a target with some algebra of differant types, you should now see the type casts being made. Also, Tests are again back with only switches failing... Anders Johnsen <skabet@gmail.com> parents: 67 diff changeset	789 members ~= llvm(m);
53 da551f90e03f Added struct decl and forward ref. A note on structs: they need to make a new scope when declared. Otherwise you could access struct members as globals Anders Johnsen <skabet@gmail.com> parents: 52 diff changeset	790
58 fc62c5296a1c Add types to our Exp Anders Halager <halager@gmail.com> parents: 57 diff changeset	791 Type res = StructType.Get(members.unsafe());
53 da551f90e03f Added struct decl and forward ref. A note on structs: they need to make a new scope when declared. Otherwise you could access struct members as globals Anders Johnsen <skabet@gmail.com> parents: 52 diff changeset	792 type_map[t] = res;
64 91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	793 m.addTypeName(s.name, res);
53 da551f90e03f Added struct decl and forward ref. A note on structs: they need to make a new scope when declared. Otherwise you could access struct members as globals Anders Johnsen <skabet@gmail.com> parents: 52 diff changeset	794 return res;
da551f90e03f Added struct decl and forward ref. A note on structs: they need to make a new scope when declared. Otherwise you could access struct members as globals Anders Johnsen <skabet@gmail.com> parents: 52 diff changeset	795 }
64 91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	796 else if (auto f = t.asFunction)
59 1d6f4ad38a91 Make most of the tests pass again Anders Halager <halager@gmail.com> parents: 58 diff changeset	797 {
64 91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	798 // We should never have a function returning structs, because of
91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	799 // the simplify step
91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	800 assert(f.returnType.isStruct() == false, "Can't return structs");
91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	801 Type ret_t = llvm(f.returnType);
91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	802
59 1d6f4ad38a91 Make most of the tests pass again Anders Halager <halager@gmail.com> parents: 58 diff changeset	803 SmallArray!(Type, 8) params;
1d6f4ad38a91 Make most of the tests pass again Anders Halager <halager@gmail.com> parents: 58 diff changeset	804 foreach(param; f.params)
64 91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	805 if (param.isStruct)
91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	806 params ~= PointerType.Get(llvm(param));
86 29f486ccc203 Fixed a bug that made arrays as params fail big time Anders Johnsen <skabet@gmail.com> parents: 85 diff changeset	807 else if (param.isArray)
29f486ccc203 Fixed a bug that made arrays as params fail big time Anders Johnsen <skabet@gmail.com> parents: 85 diff changeset	808 params ~= PointerType.Get(llvm(param));
64 91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	809 else
91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	810 params ~= llvm(param);
59 1d6f4ad38a91 Make most of the tests pass again Anders Halager <halager@gmail.com> parents: 58 diff changeset	811
1d6f4ad38a91 Make most of the tests pass again Anders Halager <halager@gmail.com> parents: 58 diff changeset	812 Type res = FunctionType.Get(ret_t, params.unsafe());
1d6f4ad38a91 Make most of the tests pass again Anders Halager <halager@gmail.com> parents: 58 diff changeset	813 type_map[t] = res;
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	814 /*
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	815 //TODO: create own DType -> FunctionType mapping without names
101 fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	816 auto id = new Identifier(f.name);
fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	817 id.setType(f);
fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	818
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	819 auto f_name = symbolName(id);
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	820 auto f_t = m.getNamedFunction(f_name);
101 fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	821 if(f_t is null)
fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	822 {
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	823 Stdout("oh noes").newline;
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	824 auto llfunc = m.addFunction(res, f_name);
64 91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	825
101 fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	826 foreach (i, param; f.params)
fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	827 if (param.isStruct)
fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	828 llfunc.addParamAttr(i, ParamAttr.ByVal);
fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	829
fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	830 if (f.firstParamIsReturnValue)
fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	831 {
fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	832 llfunc.removeParamAttr(0, ParamAttr.ByVal);
fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	833 llfunc.addParamAttr(0, ParamAttr.StructRet);
fea8d61a2451 First step(the other first was a bad one) toward imports. You can now compile two files that use eachother - given that they both are in the command line. Right now it's only root sturcts and methods you can use(i guess...?) Anders Johnsen <skabet@gmail.com> parents: 98 diff changeset	834 }
64 91f10c34cd7b Fixed some bugs, removed the function gathering pass in codegen and types are Anders Halager <halager@gmail.com> parents: 63 diff changeset	835 }
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	836 */
59 1d6f4ad38a91 Make most of the tests pass again Anders Halager <halager@gmail.com> parents: 58 diff changeset	837 return res;
1d6f4ad38a91 Make most of the tests pass again Anders Halager <halager@gmail.com> parents: 58 diff changeset	838 }
77 13eea2c4e60d Now able of --ast-dump-code with Pointer types and also codeGen int* x; Anders Johnsen <skabet@gmail.com> parents: 74 diff changeset	839 else if (auto f = t.asPointer)
13eea2c4e60d Now able of --ast-dump-code with Pointer types and also codeGen int* x; Anders Johnsen <skabet@gmail.com> parents: 74 diff changeset	840 {
13eea2c4e60d Now able of --ast-dump-code with Pointer types and also codeGen int* x; Anders Johnsen <skabet@gmail.com> parents: 74 diff changeset	841 Type res = PointerType.Get(llvm(f.pointerOf));
13eea2c4e60d Now able of --ast-dump-code with Pointer types and also codeGen int* x; Anders Johnsen <skabet@gmail.com> parents: 74 diff changeset	842 type_map[t] = res;
13eea2c4e60d Now able of --ast-dump-code with Pointer types and also codeGen int* x; Anders Johnsen <skabet@gmail.com> parents: 74 diff changeset	843 return res;
13eea2c4e60d Now able of --ast-dump-code with Pointer types and also codeGen int* x; Anders Johnsen <skabet@gmail.com> parents: 74 diff changeset	844 }
136 2be29b296081 Lots of changes: johnsen@johnsen-laptop parents: 129 diff changeset	845 else if (auto f = t.asStaticArray)
81 110c7e1c4ca2 Now you can declare array Anders Johnsen <skabet@gmail.com> parents: 80 diff changeset	846 {
110c7e1c4ca2 Now you can declare array Anders Johnsen <skabet@gmail.com> parents: 80 diff changeset	847 Type res = ArrayType.Get(llvm(f.arrayOf), f.size);
110c7e1c4ca2 Now you can declare array Anders Johnsen <skabet@gmail.com> parents: 80 diff changeset	848 type_map[t] = res;
110c7e1c4ca2 Now you can declare array Anders Johnsen <skabet@gmail.com> parents: 80 diff changeset	849 return res;
110c7e1c4ca2 Now you can declare array Anders Johnsen <skabet@gmail.com> parents: 80 diff changeset	850 }
59 1d6f4ad38a91 Make most of the tests pass again Anders Halager <halager@gmail.com> parents: 58 diff changeset	851 assert(0, "Only integers, structs and functions are supported");
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	852 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	853
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	854 // Might as well insert all the basic types from the start
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	855 void createBasicTypes()
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	856 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	857 type_map[DType.Void] = Type.Void;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	858
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	859 type_map[DType.Bool] = Type.Int1;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	860 type_map[DType.Byte] = Type.Int8;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	861 type_map[DType.UByte] = Type.Int8;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	862 type_map[DType.Short] = Type.Int16;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	863 type_map[DType.UShort] = Type.Int16;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	864 type_map[DType.Int] = Type.Int32;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	865 type_map[DType.UInt] = Type.Int32;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	866 type_map[DType.Long] = Type.Int64;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	867 type_map[DType.ULong] = Type.Int64;
118 54585ad7e426 Added the DType -> llvm type mapping for some more types Anders Halager <halager@gmail.com> parents: 117 diff changeset	868
54585ad7e426 Added the DType -> llvm type mapping for some more types Anders Halager <halager@gmail.com> parents: 117 diff changeset	869 type_map[DType.Float] = Type.Float;
54585ad7e426 Added the DType -> llvm type mapping for some more types Anders Halager <halager@gmail.com> parents: 117 diff changeset	870 type_map[DType.Double] = Type.Double;
54585ad7e426 Added the DType -> llvm type mapping for some more types Anders Halager <halager@gmail.com> parents: 117 diff changeset	871 type_map[DType.Real] = Type.X86_FP80;
54585ad7e426 Added the DType -> llvm type mapping for some more types Anders Halager <halager@gmail.com> parents: 117 diff changeset	872
54585ad7e426 Added the DType -> llvm type mapping for some more types Anders Halager <halager@gmail.com> parents: 117 diff changeset	873 type_map[DType.Char] = Type.Int8;
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	874 type_map[DType.WChar] = Type.Int16;
ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	875 type_map[DType.DChar] = Type.Int32;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	876 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	877
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	878 private:
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	879
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	880 // llvm stuff
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	881 DModule mod;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	882 .llvm.llvm.Module m;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	883 Builder b;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	884 Function llvm_memcpy;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	885 ConstantInt ZeroIndex;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	886 Type BytePtr;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	887 Type[DType] type_map;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	888
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	889 SimpleSymbolTable table;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	890 }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	891
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	892 private Operator op2op(BinaryExp.Operator op)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	893 {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	894 alias BinaryExp.Operator O;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	895 Operator res;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	896 switch (op) {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	897 case O.Add: res = Operator.Add; break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	898 case O.Sub: res = Operator.Sub; break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	899 case O.Mul: res = Operator.Mul; break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	900 case O.Div: res = Operator.Div; break;
125 d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	901 case O.LeftShift: res = Operator.Shl; break;
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	902 case O.RightShift: res = Operator.AShr; break;
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	903 case O.UnsignedRightShift: res = Operator.LShr; break;
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	904
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	905 case O.And: res = Operator.And; break;
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	906 case O.Or: res = Operator.Or; break;
d604152de1eb Support shifts and binary logical operators in codegen Anders Halager <halager@gmail.com> parents: 121 diff changeset	907 case O.Xor: res = Operator.Xor; break;
107 189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	908
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	909 case O.Eq: res = Operator.Eq; break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	910 case O.Ne: res = Operator.Ne; break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	911 case O.Lt: res = Operator.Lt; break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	912 case O.Le: res = Operator.Le; break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	913 case O.Gt: res = Operator.Gt; break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	914 case O.Ge: res = Operator.Ge; break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	915 }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	916 return res;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	917 }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	918
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	919 private struct LLVMPred
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	920 {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	921 bool isValid = false;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	922 bool isReal;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	923 union {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	924 IntPredicate intPred;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	925 RealPredicate realPred;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	926 }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	927
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	928 static LLVMPred Int(IntPredicate p)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	929 {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	930 LLVMPred res;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	931 res.isValid = true;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	932 res.isReal = false;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	933 res.intPred = p;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	934 return res;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	935 }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	936 static LLVMPred Real(RealPredicate p)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	937 {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	938 LLVMPred res;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	939 res.isValid = true;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	940 res.isReal = true;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	941 res.realPred = p;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	942 return res;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	943 }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	944 }
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	945 private LLVMPred predFromBI(BuiltinOperation op)
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	946 {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	947 alias BuiltinOperation O;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	948 LLVMPred pred;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	949 switch (op) {
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	950 case O.Eq: pred = LLVMPred.Int(IntPredicate.EQ); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	951 case O.Ne: pred = LLVMPred.Int(IntPredicate.NE); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	952
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	953 case O.SLt: pred = LLVMPred.Int(IntPredicate.SLT); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	954 case O.ULt: pred = LLVMPred.Int(IntPredicate.ULT); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	955 case O.FLt: pred = LLVMPred.Real(RealPredicate.OLT); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	956
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	957 case O.SLe: pred = LLVMPred.Int(IntPredicate.SLE); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	958 case O.ULe: pred = LLVMPred.Int(IntPredicate.ULE); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	959 case O.FLe: pred = LLVMPred.Real(RealPredicate.OLE); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	960
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	961 case O.SGt: pred = LLVMPred.Int(IntPredicate.SGT); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	962 case O.UGt: pred = LLVMPred.Int(IntPredicate.UGT); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	963 case O.FGt: pred = LLVMPred.Real(RealPredicate.OGT); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	964
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	965 case O.SGe: pred = LLVMPred.Int(IntPredicate.SGE); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	966 case O.UGe: pred = LLVMPred.Int(IntPredicate.UGE); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	967 case O.FGe: pred = LLVMPred.Real(RealPredicate.OGE); break;
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	968 };
189c049cbfcc Cleanup of codegen, better support for operators a few bugfixes Anders Halager <halager@gmail.com> parents: 101 diff changeset	969 return pred;
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	970 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	971
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	972 private class VisitFuncDecls : Visitor!(void)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	973 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	974 void delegate(FuncDecl) dg;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	975 this(void delegate(FuncDecl funcDecl) dg)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	976 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	977 this.dg = dg;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	978 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	979
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	980 override void visitFuncDecl(FuncDecl fd)
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	981 {
129 ed815b31479b Added a Symbol Anders Halager <halager@gmail.com> parents: 125 diff changeset	982 dg(fd);
51 c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	983 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	984 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	985
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	986 private class SimpleSymbolTable
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	987 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	988 Value[char[]][] namedValues;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	989
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	990 void enterScope()
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	991 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	992 namedValues ~= cast(Value[char[]])["__dollar":null];
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	993 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	994
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	995 void leaveScope()
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	996 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	997 namedValues.length = namedValues.length - 1;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	998 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	999
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1000 Value put(Value val, char[] key)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1001 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1002 namedValues[$ - 1][key] = val;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1003 return val;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1004 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1005
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1006 Value find(char[] key)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1007 {
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1008 foreach_reverse (map; namedValues)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1009 if(auto val_ptr = key in map)
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1010 return *val_ptr;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1011 return null;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1012 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1013
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1014 alias find opIndex;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1015 alias put opIndexAssign;
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1016 }
c96cdcbdb9d6 Rearranged some stuff, and renamed LLVMGen -> CodeGen Anders Halager <halager@gmail.com> parents: diff changeset	1017

Mercurial > projects > dang

annotate gen/CodeGen.d @ 138:b61de188cd0d