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var.d
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var.d
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/**
* Compiler implementation of the
* $(LINK2 http://www.dlang.org, D programming language).
*
* Copyright: Copyright (C) 1985-1998 by Symantec
* Copyright (C) 2000-2019 by The D Language Foundation, All Rights Reserved
* Authors: $(LINK2 http://www.digitalmars.com, Walter Bright)
* License: $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost License 1.0)
* Source: $(LINK2 https://github.com/dlang/dmd/blob/master/src/dmd/backend/var.d, backend/var.d)
*/
module dmd.backend.var;
/* Global variables for PARSER */
import core.stdc.stdio;
import dmd.backend.cc;
import dmd.backend.cdef;
import dmd.backend.code;
import dmd.backend.dlist;
import dmd.backend.goh;
import dmd.backend.obj;
import dmd.backend.oper;
import dmd.backend.ty;
import dmd.backend.type;
version (SPP)
{
import parser;
import phstring;
}
version (SCPP)
{
import parser;
import phstring;
}
version (HTOD)
{
import parser;
import phstring;
}
extern (C++):
nothrow:
__gshared:
/* Global flags:
*/
char PARSER = 0; // indicate we're in the parser
char OPTIMIZER = 0; // indicate we're in the optimizer
int structalign; /* alignment for members of structures */
char dbcs = 0; // current double byte character set
int TYptrdiff = TYint;
int TYsize = TYuint;
int TYsize_t = TYuint;
int TYaarray = TYnptr;
int TYdelegate = TYllong;
int TYdarray = TYullong;
char debuga=0,debugb=0,debugc=0,debugd=0,debuge=0,debugf=0,debugr=0,debugs=0,debugt=0,debugu=0,debugw=0,debugx=0,debugy=0;
version (MARS) { } else
{
linkage_t linkage;
int linkage_spec = 0; /* using the default */
/* Function types */
/* LINK_MAXDIM = C,C++,Pascal,FORTRAN,syscall,stdcall,Mars */
static if (MEMMODELS == 1)
{
tym_t[LINK_MAXDIM] functypetab =
[
TYnfunc,
TYnpfunc,
TYnpfunc,
TYnfunc,
];
}
else
{
tym_t[MEMMODELS][LINK_MAXDIM] functypetab =
[
[ TYnfunc, TYffunc, TYnfunc, TYffunc, TYffunc ],
[ TYnfunc, TYffunc, TYnfunc, TYffunc, TYffunc ],
[ TYnpfunc, TYfpfunc, TYnpfunc, TYfpfunc, TYfpfunc ],
[ TYnpfunc, TYfpfunc, TYnpfunc, TYfpfunc, TYfpfunc ],
[ TYnfunc, TYffunc, TYnfunc, TYffunc, TYffunc ],
[ TYnsfunc, TYfsfunc, TYnsfunc, TYfsfunc, TYfsfunc ],
[ TYjfunc, TYfpfunc, TYnpfunc, TYfpfunc, TYfpfunc ],
];
}
/* Function mangling */
/* LINK_MAXDIM = C,C++,Pascal,FORTRAN,syscall,stdcall */
mangle_t[LINK_MAXDIM] funcmangletab =
[
mTYman_c,
mTYman_cpp,
mTYman_pas,
mTYman_for,
mTYman_sys,
mTYman_std,
mTYman_d,
];
/* Name mangling for global variables */
mangle_t[LINK_MAXDIM] varmangletab =
[
mTYman_c,
mTYman_cpp,
mTYman_pas,mTYman_for,mTYman_sys,mTYman_std,mTYman_d
];
}
/* File variables: */
char *argv0; // argv[0] (program name)
extern (C)
{
FILE *fdep = null; // dependency file stream pointer
FILE *flst = null; // list file stream pointer
FILE *fin = null; // input file
version (SPP)
{
FILE *fout;
}
}
// htod
char *fdmodulename = null;
extern (C) FILE *fdmodule = null;
char* foutdir = null, // directory to place output files in
finname = null,
foutname = null,
fsymname = null,
fphreadname = null,
ftdbname = null,
fdepname = null,
flstname = null; /* the filename strings */
version (SPP)
{
phstring_t fdeplist;
phstring_t pathlist; // include paths
}
version (SCPP)
{
phstring_t fdeplist;
phstring_t pathlist; // include paths
}
version (HTOD)
{
phstring_t fdeplist;
phstring_t pathlist; // include paths
}
int pathsysi; // -isystem= index
list_t headers; /* pre-include files */
/* Data from lexical analyzer: */
uint idhash = 0; // hash value of identifier
int xc = ' '; // character last read
/* Data for pragma processor:
*/
int colnumber = 0; /* current column number */
/* Other variables: */
int level = 0; /* declaration level */
/* 0: top level */
/* 1: function parameter declarations */
/* 2: function local declarations */
/* 3+: compound statement decls */
param_t *paramlst = null; /* function parameter list */
tym_t pointertype = TYnptr; /* default data pointer type */
/************************
* Bit masks
*/
const uint[32] mask =
[1,2,4,8,16,32,64,128,256,512,1024,2048,4096,8192,16384,0x8000,
0x10000,0x20000,0x40000,0x80000,0x100000,0x200000,0x400000,0x800000,
0x1000000,0x2000000,0x4000000,0x8000000,
0x10000000,0x20000000,0x40000000,0x80000000];
static if (0)
{
const uint[32] maskl =
[1,2,4,8,0x10,0x20,0x40,0x80,
0x100,0x200,0x400,0x800,0x1000,0x2000,0x4000,0x8000,
0x10000,0x20000,0x40000,0x80000,0x100000,0x200000,0x400000,0x800000,
0x1000000,0x2000000,0x4000000,0x8000000,
0x10000000,0x20000000,0x40000000,0x80000000];
}
/* From util.c */
/*****************************
* SCxxxx types.
*/
version (SPP) { } else
{
char[SCMAX] sytab =
[
/* unde */ SCEXP|SCKEP|SCSCT, /* undefined */
/* auto */ SCEXP|SCSS|SCRD , /* automatic (stack) */
/* static */ SCEXP|SCKEP|SCSCT, /* statically allocated */
/* thread */ SCEXP|SCKEP , /* thread local */
/* extern */ SCEXP|SCKEP|SCSCT, /* external */
/* register */ SCEXP|SCSS|SCRD , /* registered variable */
/* pseudo */ SCEXP , /* pseudo register variable */
/* global */ SCEXP|SCKEP|SCSCT, /* top level global definition */
/* comdat */ SCEXP|SCKEP|SCSCT, /* initialized common block */
/* parameter */SCEXP|SCSS , /* function parameter */
/* regpar */ SCEXP|SCSS , /* function register parameter */
/* fastpar */ SCEXP|SCSS , /* function parameter passed in register */
/* shadowreg */SCEXP|SCSS , /* function parameter passed in register, shadowed on stack */
/* typedef */ 0 , /* type definition */
/* explicit */ 0 , /* explicit */
/* mutable */ 0 , /* mutable */
/* label */ 0 , /* goto label */
/* struct */ SCKEP , /* struct/class/union tag name */
/* enum */ 0 , /* enum tag name */
/* field */ SCEXP|SCKEP , /* bit field of struct or union */
/* const */ SCEXP|SCSCT , /* constant integer */
/* member */ SCEXP|SCKEP|SCSCT, /* member of struct or union */
/* anon */ 0 , /* member of anonymous union */
/* inline */ SCEXP|SCKEP , /* for inline functions */
/* sinline */ SCEXP|SCKEP , /* for static inline functions */
/* einline */ SCEXP|SCKEP , /* for extern inline functions */
/* overload */ SCEXP , /* for overloaded function names */
/* friend */ 0 , /* friend of a class */
/* virtual */ 0 , /* virtual function */
/* locstat */ SCEXP|SCSCT , /* static, but local to a function */
/* template */ 0 , /* class template */
/* functempl */0 , /* function template */
/* ftexpspec */0 , /* function template explicit specialization */
/* linkage */ 0 , /* function linkage symbol */
/* public */ SCEXP|SCKEP|SCSCT, /* generate a pubdef for this */
/* comdef */ SCEXP|SCKEP|SCSCT, /* uninitialized common block */
/* bprel */ SCEXP|SCSS , /* variable at fixed offset from frame pointer */
/* namespace */0 , /* namespace */
/* alias */ 0 , /* alias to another symbol */
/* funcalias */0 , /* alias to another function symbol */
/* memalias */ 0 , /* alias to base class member */
/* stack */ SCEXP|SCSS , /* offset from stack pointer (not frame pointer) */
/* adl */ 0 , /* list of ADL symbols for overloading */
];
}
extern (C) int controlc_saw = 0; /* a control C was seen */
symtab_t globsym; /* global symbol table */
Pstate pstate; // parser state
Cstate cstate; // compiler state
uint
maxblks = 0, /* array max for all block stuff */
/* dfoblks <= numblks <= maxblks */
numcse; /* number of common subexpressions */
GlobalOptimizer go;
/* From debug.c */
const(char)*[32] regstring = ["AX","CX","DX","BX","SP","BP","SI","DI",
"R8","R9","R10","R11","R12","R13","R14","R15",
"XMM0","XMM1","XMM2","XMM3","XMM4","XMM5","XMM6","XMM7",
"ES","PSW","STACK","ST0","ST01","NOREG","RMload","RMstore"];
/* From nwc.c */
type *chartype; /* default 'char' type */
Obj objmod = null;
__gshared uint[256] tytab =
() {
uint[256] tab;
foreach (i; TXptr) { tab[i] |= TYFLptr; }
foreach (i; TXptr_nflat) { tab[i] |= TYFLptr; }
foreach (i; TXreal) { tab[i] |= TYFLreal; }
foreach (i; TXintegral) { tab[i] |= TYFLintegral; }
foreach (i; TXimaginary) { tab[i] |= TYFLimaginary; }
foreach (i; TXcomplex) { tab[i] |= TYFLcomplex; }
foreach (i; TXuns) { tab[i] |= TYFLuns; }
foreach (i; TXmptr) { tab[i] |= TYFLmptr; }
foreach (i; TXfv) { tab[i] |= TYFLfv; }
foreach (i; TXfarfunc) { tab[i] |= TYFLfarfunc; }
foreach (i; TXpasfunc) { tab[i] |= TYFLpascal; }
foreach (i; TXrevfunc) { tab[i] |= TYFLrevparam; }
foreach (i; TXshort) { tab[i] |= TYFLshort; }
foreach (i; TXaggregate) { tab[i] |= TYFLaggregate; }
foreach (i; TXref) { tab[i] |= TYFLref; }
foreach (i; TXfunc) { tab[i] |= TYFLfunc; }
foreach (i; TXnullptr) { tab[i] |= TYFLnullptr; }
foreach (i; TXpasfunc_nf) { tab[i] |= TYFLpascal; }
foreach (i; TXrevfunc_nf) { tab[i] |= TYFLrevparam; }
foreach (i; TXref_nflat) { tab[i] |= TYFLref; }
foreach (i; TXfunc_nflat) { tab[i] |= TYFLfunc; }
foreach (i; TXxmmreg) { tab[i] |= TYFLxmmreg; }
foreach (i; TXsimd) { tab[i] |= TYFLsimd; }
return tab;
} ();
extern (C) __gshared const(char)*[TYMAX] tystring =
[
TYbool : "bool",
TYchar : "char",
TYschar : "signed char",
TYuchar : "unsigned char",
TYchar8 : "char8_t",
TYchar16 : "char16_t",
TYshort : "short",
TYwchar_t : "wchar_t",
TYushort : "unsigned short",
TYenum : "enum",
TYint : "int",
TYuint : "unsigned",
TYlong : "long",
TYulong : "unsigned long",
TYdchar : "dchar",
TYllong : "long long",
TYullong : "uns long long",
TYcent : "cent",
TYucent : "ucent",
TYfloat : "float",
TYdouble : "double",
TYdouble_alias : "double alias",
TYldouble : "long double",
TYifloat : "imaginary float",
TYidouble : "imaginary double",
TYildouble : "imaginary long double",
TYcfloat : "complex float",
TYcdouble : "complex double",
TYcldouble : "complex long double",
TYfloat4 : "float[4]",
TYdouble2 : "double[2]",
TYschar16 : "signed char[16]",
TYuchar16 : "unsigned char[16]",
TYshort8 : "short[8]",
TYushort8 : "unsigned short[8]",
TYlong4 : "long[4]",
TYulong4 : "unsigned long[4]",
TYllong2 : "long long[2]",
TYullong2 : "unsigned long long[2]",
TYfloat8 : "float[8]",
TYdouble4 : "double[4]",
TYschar32 : "signed char[32]",
TYuchar32 : "unsigned char[32]",
TYshort16 : "short[16]",
TYushort16 : "unsigned short[16]",
TYlong8 : "long[8]",
TYulong8 : "unsigned long[8]",
TYllong4 : "long long[4]",
TYullong4 : "unsigned long long[4]",
TYfloat16 : "float[16]",
TYdouble8 : "double[8]",
TYschar64 : "signed char[64]",
TYuchar64 : "unsigned char[64]",
TYshort32 : "short[32]",
TYushort32 : "unsigned short[32]",
TYlong16 : "long[16]",
TYulong16 : "unsigned long[16]",
TYllong8 : "long long[8]",
TYullong8 : "unsigned long long[8]",
TYnullptr : "nullptr_t",
TYnptr : "*",
TYref : "&",
TYvoid : "void",
TYstruct : "struct",
TYarray : "array",
TYnfunc : "C func",
TYnpfunc : "Pascal func",
TYnsfunc : "std func",
TYptr : "*",
TYmfunc : "member func",
TYjfunc : "D func",
TYhfunc : "C func",
TYnref : "__near &",
TYsptr : "__ss *",
TYcptr : "__cs *",
TYf16ptr : "__far16 *",
TYfptr : "__far *",
TYhptr : "__huge *",
TYvptr : "__handle *",
TYimmutPtr : "__immutable *",
TYsharePtr : "__shared *",
TYfgPtr : "__fg *",
TYffunc : "far C func",
TYfpfunc : "far Pascal func",
TYfsfunc : "far std func",
TYf16func : "_far16 Pascal func",
TYnsysfunc : "sys func",
TYfsysfunc : "far sys func",
TYfref : "__far &",
TYifunc : "interrupt func",
TYmemptr : "memptr",
TYident : "ident",
TYtemplate : "template",
TYvtshape : "vtshape",
];
/// Map to unsigned version of type
__gshared tym_t[256] tytouns =
() {
tym_t[256] tab;
foreach (ty; 0 .. TYMAX)
{
tym_t tym;
switch (ty)
{
case TYchar: tym = TYuchar; break;
case TYschar: tym = TYuchar; break;
case TYshort: tym = TYushort; break;
case TYushort: tym = TYushort; break;
case TYenum: tym = TYuint; break;
case TYint: tym = TYuint; break;
case TYlong: tym = TYulong; break;
case TYllong: tym = TYullong; break;
case TYcent: tym = TYucent; break;
case TYschar16: tym = TYuchar16; break;
case TYshort8: tym = TYushort8; break;
case TYlong4: tym = TYulong4; break;
case TYllong2: tym = TYullong2; break;
case TYschar32: tym = TYuchar32; break;
case TYshort16: tym = TYushort16; break;
case TYlong8: tym = TYulong8; break;
case TYllong4: tym = TYullong4; break;
case TYschar64: tym = TYuchar64; break;
case TYshort32: tym = TYushort32; break;
case TYlong16: tym = TYulong16; break;
case TYllong8: tym = TYullong8; break;
default: tym = ty; break;
}
tab[ty] = tym;
}
return tab;
} ();
/// Map to relaxed version of type
__gshared ubyte[TYMAX] _tyrelax =
() {
ubyte[TYMAX] tab;
foreach (ty; 0 .. TYMAX)
{
tym_t tym;
switch (ty)
{
case TYbool: tym = TYchar; break;
case TYschar: tym = TYchar; break;
case TYuchar: tym = TYchar; break;
case TYchar8: tym = TYchar; break;
case TYchar16: tym = TYint; break;
case TYshort: tym = TYint; break;
case TYushort: tym = TYint; break;
case TYwchar_t: tym = TYint; break;
case TYenum: tym = TYint; break;
case TYuint: tym = TYint; break;
case TYulong: tym = TYlong; break;
case TYdchar: tym = TYlong; break;
case TYullong: tym = TYllong; break;
case TYucent: tym = TYcent; break;
case TYnullptr: tym = TYptr; break;
default: tym = ty; break;
}
tab[ty] = cast(ubyte)tym;
}
return tab;
} ();
/// Map to equivalent version of type
__gshared ubyte[TYMAX] tyequiv =
() {
ubyte[TYMAX] tab;
foreach (ty; 0 .. TYMAX)
{
tym_t tym;
switch (ty)
{
case TYchar: tym = TYschar; break; // chars are signed by default
case TYint: tym = TYshort; break; // adjusted in util_set32()
case TYuint: tym = TYushort; break; // adjusted in util_set32()
default: tym = ty; break;
}
tab[ty] = cast(ubyte)tym;
}
return tab;
} ();
/// Map to Codeview 1 type in debugger record
__gshared ubyte[TYMAX] dttab =
[
TYbool : 0x80,
TYchar : 0x80,
TYschar : 0x80,
TYuchar : 0x84,
TYchar8 : 0x84,
TYchar16 : 0x85,
TYshort : 0x81,
TYwchar_t : 0x85,
TYushort : 0x85,
TYenum : 0x81,
TYint : 0x85,
TYuint : 0x85,
TYlong : 0x82,
TYulong : 0x86,
TYdchar : 0x86,
TYllong : 0x82,
TYullong : 0x86,
TYcent : 0x82,
TYucent : 0x86,
TYfloat : 0x88,
TYdouble : 0x89,
TYdouble_alias : 0x89,
TYldouble : 0x89,
TYifloat : 0x88,
TYidouble : 0x89,
TYildouble : 0x89,
TYcfloat : 0x88,
TYcdouble : 0x89,
TYcldouble : 0x89,
TYfloat4 : 0x00,
TYdouble2 : 0x00,
TYschar16 : 0x00,
TYuchar16 : 0x00,
TYshort8 : 0x00,
TYushort8 : 0x00,
TYlong4 : 0x00,
TYulong4 : 0x00,
TYllong2 : 0x00,
TYullong2 : 0x00,
TYfloat8 : 0x00,
TYdouble4 : 0x00,
TYschar32 : 0x00,
TYuchar32 : 0x00,
TYshort16 : 0x00,
TYushort16 : 0x00,
TYlong8 : 0x00,
TYulong8 : 0x00,
TYllong4 : 0x00,
TYullong4 : 0x00,
TYfloat16 : 0x00,
TYdouble8 : 0x00,
TYschar64 : 0x00,
TYuchar64 : 0x00,
TYshort32 : 0x00,
TYushort32 : 0x00,
TYlong16 : 0x00,
TYulong16 : 0x00,
TYllong8 : 0x00,
TYullong8 : 0x00,
TYnullptr : 0x20,
TYnptr : 0x20,
TYref : 0x00,
TYvoid : 0x85,
TYstruct : 0x00,
TYarray : 0x78,
TYnfunc : 0x63,
TYnpfunc : 0x74,
TYnsfunc : 0x63,
TYptr : 0x20,
TYmfunc : 0x64,
TYjfunc : 0x74,
TYhfunc : 0x00,
TYnref : 0x00,
TYsptr : 0x20,
TYcptr : 0x20,
TYf16ptr : 0x40,
TYfptr : 0x40,
TYhptr : 0x40,
TYvptr : 0x40,
TYimmutPtr : 0x20,
TYsharePtr : 0x20,
TYfgPtr : 0x20,
TYffunc : 0x64,
TYfpfunc : 0x73,
TYfsfunc : 0x64,
TYf16func : 0x63,
TYnsysfunc : 0x63,
TYfsysfunc : 0x64,
TYfref : 0x00,
TYifunc : 0x64,
TYmemptr : 0x00,
TYident : 0x00,
TYtemplate : 0x00,
TYvtshape : 0x00,
];
/// Map to Codeview 4 type in debugger record
__gshared ushort[TYMAX] dttab4 =
[
TYbool : 0x30,
TYchar : 0x70,
TYschar : 0x10,
TYuchar : 0x20,
TYchar8 : 0x20,
TYchar16 : 0x21,
TYshort : 0x11,
TYwchar_t : 0x71,
TYushort : 0x21,
TYenum : 0x72,
TYint : 0x72,
TYuint : 0x73,
TYlong : 0x12,
TYulong : 0x22,
TYdchar : 0x22,
TYllong : 0x13,
TYullong : 0x23,
TYcent : 0x603,
TYucent : 0x603,
TYfloat : 0x40,
TYdouble : 0x41,
TYdouble_alias : 0x41,
TYldouble : 0x42,
TYifloat : 0x40,
TYidouble : 0x41,
TYildouble : 0x42,
TYcfloat : 0x50,
TYcdouble : 0x51,
TYcldouble : 0x52,
TYfloat4 : 0x00,
TYdouble2 : 0x00,
TYschar16 : 0x00,
TYuchar16 : 0x00,
TYshort8 : 0x00,
TYushort8 : 0x00,
TYlong4 : 0x00,
TYulong4 : 0x00,
TYllong2 : 0x00,
TYullong2 : 0x00,
TYfloat8 : 0x00,
TYdouble4 : 0x00,
TYschar32 : 0x00,
TYuchar32 : 0x00,
TYshort16 : 0x00,
TYushort16 : 0x00,
TYlong8 : 0x00,
TYulong8 : 0x00,
TYllong4 : 0x00,
TYullong4 : 0x00,
TYfloat16 : 0x00,
TYdouble8 : 0x00,
TYschar64 : 0x00,
TYuchar64 : 0x00,
TYshort32 : 0x00,
TYushort32 : 0x00,
TYlong16 : 0x00,
TYulong16 : 0x00,
TYllong8 : 0x00,
TYullong8 : 0x00,
TYnullptr : 0x100,
TYnptr : 0x100,
TYref : 0x00,
TYvoid : 0x03,
TYstruct : 0x00,
TYarray : 0x00,
TYnfunc : 0x00,
TYnpfunc : 0x00,
TYnsfunc : 0x00,
TYptr : 0x100,
TYmfunc : 0x00,
TYjfunc : 0x00,
TYhfunc : 0x00,
TYnref : 0x00,
TYsptr : 0x100,
TYcptr : 0x100,
TYf16ptr : 0x200,
TYfptr : 0x200,
TYhptr : 0x300,
TYvptr : 0x200,
TYimmutPtr : 0x100,
TYsharePtr : 0x100,
TYfgPtr : 0x100,
TYffunc : 0x00,
TYfpfunc : 0x00,
TYfsfunc : 0x00,
TYf16func : 0x00,
TYnsysfunc : 0x00,
TYfsysfunc : 0x00,
TYfref : 0x00,
TYifunc : 0x00,
TYmemptr : 0x00,
TYident : 0x00,
TYtemplate : 0x00,
TYvtshape : 0x00,
];
/// Size of a type
__gshared byte[256] _tysize =
[
TYbool : 1,
TYchar : 1,
TYschar : 1,
TYuchar : 1,
TYchar8 : 1,
TYchar16 : 2,
TYshort : SHORTSIZE,
TYwchar_t : 2,
TYushort : SHORTSIZE,
TYenum : -1,
TYint : 2,
TYuint : 2,
TYlong : LONGSIZE,
TYulong : LONGSIZE,
TYdchar : 4,
TYllong : LLONGSIZE,
TYullong : LLONGSIZE,
TYcent : 16,
TYucent : 16,
TYfloat : FLOATSIZE,
TYdouble : DOUBLESIZE,
TYdouble_alias : 8,
TYldouble : -1,
TYifloat : FLOATSIZE,
TYidouble : DOUBLESIZE,
TYildouble : -1,
TYcfloat : 2*FLOATSIZE,
TYcdouble : 2*DOUBLESIZE,
TYcldouble : -1,
TYfloat4 : 16,
TYdouble2 : 16,
TYschar16 : 16,
TYuchar16 : 16,
TYshort8 : 16,
TYushort8 : 16,
TYlong4 : 16,
TYulong4 : 16,
TYllong2 : 16,
TYullong2 : 16,
TYfloat8 : 32,
TYdouble4 : 32,
TYschar32 : 32,
TYuchar32 : 32,
TYshort16 : 32,
TYushort16 : 32,
TYlong8 : 32,
TYulong8 : 32,
TYllong4 : 32,
TYullong4 : 32,
TYfloat16 : 64,
TYdouble8 : 64,
TYschar64 : 64,
TYuchar64 : 64,
TYshort32 : 64,
TYushort32 : 64,
TYlong16 : 64,
TYulong16 : 64,
TYllong8 : 64,
TYullong8 : 64,
TYnullptr : 2,
TYnptr : 2,
TYref : -1,
TYvoid : -1,
TYstruct : -1,
TYarray : -1,
TYnfunc : -1,
TYnpfunc : -1,
TYnsfunc : -1,
TYptr : 2,
TYmfunc : -1,
TYjfunc : -1,
TYhfunc : -1,
TYnref : 2,
TYsptr : 2,
TYcptr : 2,
TYf16ptr : 4,
TYfptr : 4,
TYhptr : 4,
TYvptr : 4,
TYimmutPtr : 2,
TYsharePtr : 2,
TYfgPtr : 2,
TYffunc : -1,
TYfpfunc : -1,
TYfsfunc : -1,
TYf16func : -1,
TYnsysfunc : -1,
TYfsysfunc : -1,
TYfref : 4,
TYifunc : -1,
TYmemptr : -1,
TYident : -1,
TYtemplate : -1,
TYvtshape : -1,
];
// Alignment of long doubles varies by target
static if (TARGET_OSX)
enum LDOUBLE_ALIGN = 16;
else static if (TARGET_LINUX || TARGET_FREEBSD || TARGET_OPENBSD || TARGET_DRAGONFLYBSD || TARGET_SOLARIS)
enum LDOUBLE_ALIGN = 4;
else static if (TARGET_WINDOS)
enum LDOUBLE_ALIGN = 2;
else
static assert(0, "fix this");
/// Size of a type to use for alignment
__gshared byte[256] _tyalignsize =
[
TYbool : 1,
TYchar : 1,
TYschar : 1,
TYuchar : 1,
TYchar8 : 1,
TYchar16 : 2,
TYshort : SHORTSIZE,
TYwchar_t : 2,
TYushort : SHORTSIZE,
TYenum : -1,
TYint : 2,
TYuint : 2,
TYlong : LONGSIZE,
TYulong : LONGSIZE,
TYdchar : 4,
TYllong : LLONGSIZE,
TYullong : LLONGSIZE,
TYcent : 8,
TYucent : 8,
TYfloat : FLOATSIZE,
TYdouble : DOUBLESIZE,
TYdouble_alias : 8,
TYldouble : LDOUBLE_ALIGN,
TYifloat : FLOATSIZE,
TYidouble : DOUBLESIZE,
TYildouble : LDOUBLE_ALIGN,
TYcfloat : 2*FLOATSIZE,
TYcdouble : 2*DOUBLESIZE,
TYcldouble : LDOUBLE_ALIGN,
TYfloat4 : 16,
TYdouble2 : 16,
TYschar16 : 16,
TYuchar16 : 16,
TYshort8 : 16,
TYushort8 : 16,
TYlong4 : 16,
TYulong4 : 16,
TYllong2 : 16,
TYullong2 : 16,
TYfloat8 : 32,
TYdouble4 : 32,
TYschar32 : 32,
TYuchar32 : 32,
TYshort16 : 32,
TYushort16 : 32,
TYlong8 : 32,
TYulong8 : 32,
TYllong4 : 32,
TYullong4 : 32,
TYfloat16 : 64,
TYdouble8 : 64,
TYschar64 : 64,
TYuchar64 : 64,
TYshort32 : 64,
TYushort32 : 64,
TYlong16 : 64,
TYulong16 : 64,
TYllong8 : 64,
TYullong8 : 64,
TYnullptr : 2,
TYnptr : 2,
TYref : -1,
TYvoid : -1,
TYstruct : -1,
TYarray : -1,
TYnfunc : -1,
TYnpfunc : -1,
TYnsfunc : -1,
TYptr : 2,
TYmfunc : -1,
TYjfunc : -1,
TYhfunc : -1,
TYnref : 2,
TYsptr : 2,
TYcptr : 2,
TYf16ptr : 4,
TYfptr : 4,
TYhptr : 4,
TYvptr : 4,
TYimmutPtr : 2,
TYsharePtr : 2,
TYfgPtr : 2,
TYffunc : -1,
TYfpfunc : -1,
TYfsfunc : -1,
TYf16func : -1,
TYnsysfunc : -1,
TYfsysfunc : -1,
TYfref : 4,
TYifunc : -1,
TYmemptr : -1,
TYident : -1,
TYtemplate : -1,
TYvtshape : -1,
];
private:
enum TXptr = [ TYnptr ];
enum TXptr_nflat = [ TYsptr,TYcptr,TYf16ptr,TYfptr,TYhptr,TYvptr,TYimmutPtr,TYsharePtr,TYfgPtr ];
enum TXreal = [ TYfloat,TYdouble,TYdouble_alias,TYldouble,
TYfloat4,TYdouble2,
TYfloat8,TYdouble4,
TYfloat16,TYdouble8,
];
enum TXimaginary = [ TYifloat,TYidouble,TYildouble, ];
enum TXcomplex = [ TYcfloat,TYcdouble,TYcldouble, ];
enum TXintegral = [ TYbool,TYchar,TYschar,TYuchar,TYshort,
TYwchar_t,TYushort,TYenum,TYint,TYuint,
TYlong,TYulong,TYllong,TYullong,TYdchar,
TYschar16,TYuchar16,TYshort8,TYushort8,
TYlong4,TYulong4,TYllong2,TYullong2,
TYschar32,TYuchar32,TYshort16,TYushort16,
TYlong8,TYulong8,TYllong4,TYullong4,
TYschar64,TYuchar64,TYshort32,TYushort32,
TYlong16,TYulong16,TYllong8,TYullong8,
TYchar16,TYcent,TYucent,
];
enum TXref = [ TYnref,TYref ];
enum TXfunc = [ TYnfunc,TYnpfunc,TYnsfunc,TYifunc,TYmfunc,TYjfunc,TYhfunc ];
enum TXref_nflat = [ TYfref ];
enum TXfunc_nflat= [ TYffunc,TYfpfunc,TYf16func,TYfsfunc,TYnsysfunc,TYfsysfunc, ];