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evalu8.d
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evalu8.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) 2000-2021 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/evalu8.d, backend/evalu8.d)
*/
module dmd.backend.evalu8;
version (SPP)
{
}
else
{
import core.stdc.math;
import core.stdc.stdio;
import core.stdc.stdlib;
import core.stdc.string;
static import core.bitop;
//#if _MSC_VER
//#define isnan _isnan
//#endif
import dmd.backend.bcomplex;
import dmd.backend.cc;
import dmd.backend.cdef;
import dmd.backend.oper;
import dmd.backend.global;
import dmd.backend.el;
import dmd.backend.ty;
import dmd.backend.type;
version (SCPP)
{
import msgs2;
import parser;
import scopeh;
}
extern (C++):
nothrow:
version (MARS)
import dmd.backend.errors;
// fp.c
int testFE();
void clearFE();
int statusFE();
bool have_float_except();
/**********************
* Return boolean result of constant elem.
*/
int boolres(elem *e)
{ int b;
//printf("boolres()\n");
//elem_print(e);
elem_debug(e);
assert((statusFE() & 0x3800) == 0);
switch (e.Eoper)
{
case OPrelconst:
case OPstring:
return true;
version (SCPP)
{
case OPvar:
assert(CPP && PARSER);
el_toconst(e);
assert(e.Eoper == OPconst);
goto case OPconst;
}
case OPconst:
switch (tybasic(typemask(e)))
{ case TYchar:
case TYuchar:
case TYschar:
case TYchar16:
case TYshort:
case TYushort:
case TYint:
case TYuint:
case TYbool:
case TYwchar_t:
case TYenum:
case TYmemptr:
case TYlong:
case TYulong:
case TYdchar:
case TYllong:
case TYullong:
case TYsptr:
case TYcptr:
case TYhptr:
case TYfptr:
case TYvptr:
case TYnptr:
case TYimmutPtr:
case TYsharePtr:
case TYrestrictPtr:
case TYfgPtr:
b = el_tolong(e) != 0;
break;
case TYnref: // reference can't be converted to bool
assert(0);
case TYfloat:
case TYifloat:
case TYdouble:
case TYidouble:
case TYdouble_alias:
case TYildouble:
case TYldouble:
{ targ_ldouble ld = el_toldoubled(e);
if (isnan(ld))
b = 1;
else
b = (ld != 0);
break;
}
case TYcfloat:
if (isnan(e.EV.Vcfloat.re) || isnan(e.EV.Vcfloat.im))
b = 1;
else
b = e.EV.Vcfloat.re != 0 || e.EV.Vcfloat.im != 0;
break;
case TYcdouble:
case TYdouble2:
if (isnan(e.EV.Vcdouble.re) || isnan(e.EV.Vcdouble.im))
b = 1;
else
b = e.EV.Vcdouble.re != 0 || e.EV.Vcdouble.im != 0;
break;
case TYcldouble:
if (isnan(e.EV.Vcldouble.re) || isnan(e.EV.Vcldouble.im))
b = 1;
else
b = e.EV.Vcldouble.re != 0 || e.EV.Vcldouble.im != 0;
break;
case TYstruct: // happens on syntax error of (struct x)0
version (SCPP)
{
assert(errcnt);
goto case TYvoid;
}
else
assert(0);
case TYvoid: /* happens if we get syntax errors or
on RHS of && || expressions */
b = 0;
break;
case TYcent:
case TYucent:
case TYschar16:
case TYuchar16:
case TYshort8:
case TYushort8:
case TYlong4:
case TYulong4:
case TYllong2:
case TYullong2:
b = e.EV.Vcent.lsw || e.EV.Vcent.msw;
break;
case TYfloat4:
{ b = 0;
foreach (f; e.EV.Vfloat4)
{
if (f != 0)
{ b = 1;
break;
}
}
break;
}
case TYschar32:
case TYuchar32:
case TYshort16:
case TYushort16:
case TYlong8:
case TYulong8:
case TYllong4:
case TYullong4:
b = 0;
foreach (elem; e.EV.Vulong8)
b |= elem != 0;
break;
case TYfloat8:
b = 0;
foreach (f; e.EV.Vfloat8)
{
if (f != 0)
{ b = 1;
break;
}
}
break;
case TYdouble4:
b = 0;
foreach (f; e.EV.Vdouble4)
{
if (f != 0)
{ b = 1;
break;
}
}
break;
default:
break; // can be the result of other errors
}
break;
default:
assert(0);
}
return b;
}
/***************************
* Return true if expression will always evaluate to true.
*/
int iftrue(elem *e)
{
while (1)
{
assert(e);
elem_debug(e);
switch (e.Eoper)
{ case OPcomma:
case OPinfo:
e = e.EV.E2;
break;
case OPrelconst:
case OPconst:
case OPstring:
return boolres(e);
default:
return false;
}
}
}
/***************************
* Return true if expression will always evaluate to false.
*/
int iffalse(elem *e)
{
while (1)
{ assert(e);
elem_debug(e);
switch (e.Eoper)
{ case OPcomma:
case OPinfo:
e = e.EV.E2;
break;
case OPconst:
return !boolres(e);
//case OPstring:
//case OPrelconst:
default:
return false;
}
}
}
/******************************
* Evaluate a node with only constants as leaves.
* Return with the result.
*/
elem * evalu8(elem *e, goal_t goal)
{
elem* e1;
elem* e2;
tym_t tym,tym2,uns;
uint op;
targ_int i1,i2;
targ_llong l1,l2;
targ_ldouble d1,d2;
elem esave = void;
static bool unordered(T)(T d1, T d2) { return isnan(d1) || isnan(d2); }
assert((statusFE() & 0x3800) == 0);
assert(e && !OTleaf(e.Eoper));
op = e.Eoper;
elem_debug(e);
e1 = e.EV.E1;
//printf("evalu8(): "); elem_print(e);
elem_debug(e1);
if (e1.Eoper == OPconst && !tyvector(e1.Ety))
{
tym2 = 0;
e2 = null;
if (OTbinary(e.Eoper))
{ e2 = e.EV.E2;
elem_debug(e2);
if (e2.Eoper == OPconst && !tyvector(e2.Ety))
{
i2 = cast(targ_int)(l2 = el_tolong(e2));
d2 = el_toldoubled(e2);
}
else
return e;
tym2 = tybasic(typemask(e2));
}
else
{
tym2 = 0;
e2 = null;
i2 = 0; // not used, but static analyzer complains
l2 = 0; // "
d2 = 0; // "
}
i1 = cast(targ_int)(l1 = el_tolong(e1));
d1 = el_toldoubled(e1);
tym = tybasic(typemask(e1)); /* type of op is type of left child */
// Huge pointers are always evaluated at runtime
if (tym == TYhptr && (l1 != 0 || l2 != 0))
return e;
esave = *e;
clearFE();
}
else
return e;
/* if left or right leaf is unsigned, this is an unsigned operation */
uns = tyuns(tym) | tyuns(tym2);
/*elem_print(e);*/
/*dbg_printf("x%lx ",l1); WROP(op); dbg_printf("x%lx = ",l2);*/
static if (0)
{
if (0 && e2)
{
debug printf("d1 = %Lg, d2 = %Lg, op = %d, OPne = %d, tym = x%lx\n",d1,d2,op,OPne,tym);
debug printf("tym1 = x%lx, tym2 = x%lx, e2 = %g\n",tym,tym2,e2.EV.Vdouble);
eve u;
debug printf("d1 = x%16llx\n", (u.Vldouble = d1, u.Vullong));
debug printf("d2 = x%16llx\n", (u.Vldouble = d2, u.Vullong));
}
}
switch (op)
{
case OPadd:
switch (tym)
{
case TYfloat:
switch (tym2)
{
case TYfloat:
e.EV.Vfloat = e1.EV.Vfloat + e2.EV.Vfloat;
break;
case TYifloat:
e.EV.Vcfloat.re = e1.EV.Vfloat;
e.EV.Vcfloat.im = e2.EV.Vfloat;
break;
case TYcfloat:
e.EV.Vcfloat.re = e1.EV.Vfloat + e2.EV.Vcfloat.re;
e.EV.Vcfloat.im = 0 + e2.EV.Vcfloat.im;
break;
default:
assert(0);
}
break;
case TYdouble:
case TYdouble_alias:
switch (tym2)
{
case TYdouble:
case TYdouble_alias:
e.EV.Vdouble = e1.EV.Vdouble + e2.EV.Vdouble;
break;
case TYidouble:
e.EV.Vcdouble.re = e1.EV.Vdouble;
e.EV.Vcdouble.im = e2.EV.Vdouble;
break;
case TYcdouble:
e.EV.Vcdouble.re = e1.EV.Vdouble + e2.EV.Vcdouble.re;
e.EV.Vcdouble.im = 0 + e2.EV.Vcdouble.im;
break;
default:
assert(0);
}
break;
case TYldouble:
switch (tym2)
{
case TYldouble:
e.EV.Vldouble = d1 + d2;
break;
case TYildouble:
e.EV.Vcldouble.re = d1;
e.EV.Vcldouble.im = d2;
break;
case TYcldouble:
e.EV.Vcldouble.re = d1 + e2.EV.Vcldouble.re;
e.EV.Vcldouble.im = 0 + e2.EV.Vcldouble.im;
break;
default:
assert(0);
}
break;
case TYifloat:
switch (tym2)
{
case TYfloat:
e.EV.Vcfloat.re = e2.EV.Vfloat;
e.EV.Vcfloat.im = e1.EV.Vfloat;
break;
case TYifloat:
e.EV.Vfloat = e1.EV.Vfloat + e2.EV.Vfloat;
break;
case TYcfloat:
e.EV.Vcfloat.re = 0 + e2.EV.Vcfloat.re;
e.EV.Vcfloat.im = e1.EV.Vfloat + e2.EV.Vcfloat.im;
break;
default:
assert(0);
}
break;
case TYidouble:
switch (tym2)
{
case TYdouble:
e.EV.Vcdouble.re = e2.EV.Vdouble;
e.EV.Vcdouble.im = e1.EV.Vdouble;
break;
case TYidouble:
e.EV.Vdouble = e1.EV.Vdouble + e2.EV.Vdouble;
break;
case TYcdouble:
e.EV.Vcdouble.re = 0 + e2.EV.Vcdouble.re;
e.EV.Vcdouble.im = e1.EV.Vdouble + e2.EV.Vcdouble.im;
break;
default:
assert(0);
}
break;
case TYildouble:
switch (tym2)
{
case TYldouble:
e.EV.Vcldouble.re = d2;
e.EV.Vcldouble.im = d1;
break;
case TYildouble:
e.EV.Vldouble = d1 + d2;
break;
case TYcldouble:
e.EV.Vcldouble.re = 0 + e2.EV.Vcldouble.re;
e.EV.Vcldouble.im = d1 + e2.EV.Vcldouble.im;
break;
default:
assert(0);
}
break;
case TYcfloat:
switch (tym2)
{
case TYfloat:
e.EV.Vcfloat.re = e1.EV.Vcfloat.re + e2.EV.Vfloat;
e.EV.Vcfloat.im = e1.EV.Vcfloat.im;
break;
case TYifloat:
e.EV.Vcfloat.re = e1.EV.Vcfloat.re;
e.EV.Vcfloat.im = e1.EV.Vcfloat.im + e2.EV.Vfloat;
break;
case TYcfloat:
e.EV.Vcfloat.re = e1.EV.Vcfloat.re + e2.EV.Vcfloat.re;
e.EV.Vcfloat.im = e1.EV.Vcfloat.im + e2.EV.Vcfloat.im;
break;
default:
assert(0);
}
break;
case TYcdouble:
switch (tym2)
{
case TYdouble:
e.EV.Vcdouble.re = e1.EV.Vcdouble.re + e2.EV.Vdouble;
e.EV.Vcdouble.im = e1.EV.Vcdouble.im;
break;
case TYidouble:
e.EV.Vcdouble.re = e1.EV.Vcdouble.re;
e.EV.Vcdouble.im = e1.EV.Vcdouble.im + e2.EV.Vdouble;
break;
case TYcdouble:
e.EV.Vcdouble.re = e1.EV.Vcdouble.re + e2.EV.Vcdouble.re;
e.EV.Vcdouble.im = e1.EV.Vcdouble.im + e2.EV.Vcdouble.im;
break;
default:
assert(0);
}
break;
case TYcldouble:
switch (tym2)
{
case TYldouble:
e.EV.Vcldouble.re = e1.EV.Vcldouble.re + d2;
e.EV.Vcldouble.im = e1.EV.Vcldouble.im;
break;
case TYildouble:
e.EV.Vcldouble.re = e1.EV.Vcldouble.re;
e.EV.Vcldouble.im = e1.EV.Vcldouble.im + d2;
break;
case TYcldouble:
e.EV.Vcldouble.re = e1.EV.Vcldouble.re + e2.EV.Vcldouble.re;
e.EV.Vcldouble.im = e1.EV.Vcldouble.im + e2.EV.Vcldouble.im;
break;
default:
assert(0);
}
break;
default:
if (_tysize[TYint] == 2)
{ if (tyfv(tym))
e.EV.Vlong = cast(targ_long)((l1 & 0xFFFF0000) |
cast(targ_ushort) (cast(targ_ushort) l1 + i2));
else if (tyfv(tym2))
e.EV.Vlong = cast(targ_long)((l2 & 0xFFFF0000) |
cast(targ_ushort) (i1 + cast(targ_ushort) l2));
else if (tyintegral(tym) || typtr(tym))
e.EV.Vllong = l1 + l2;
else
assert(0);
}
else if (tyintegral(tym) || typtr(tym))
e.EV.Vllong = l1 + l2;
else
assert(0);
break;
}
break;
case OPmin:
switch (tym)
{
case TYfloat:
switch (tym2)
{
case TYfloat:
e.EV.Vfloat = e1.EV.Vfloat - e2.EV.Vfloat;
break;
case TYifloat:
e.EV.Vcfloat.re = e1.EV.Vfloat;
e.EV.Vcfloat.im = -e2.EV.Vfloat;
break;
case TYcfloat:
e.EV.Vcfloat.re = e1.EV.Vfloat - e2.EV.Vcfloat.re;
e.EV.Vcfloat.im = 0 - e2.EV.Vcfloat.im;
break;
default:
assert(0);
}
break;
case TYdouble:
case TYdouble_alias:
switch (tym2)
{
case TYdouble:
case TYdouble_alias:
e.EV.Vdouble = e1.EV.Vdouble - e2.EV.Vdouble;
break;
case TYidouble:
e.EV.Vcdouble.re = e1.EV.Vdouble;
e.EV.Vcdouble.im = -e2.EV.Vdouble;
break;
case TYcdouble:
e.EV.Vcdouble.re = e1.EV.Vdouble - e2.EV.Vcdouble.re;
e.EV.Vcdouble.im = 0 - e2.EV.Vcdouble.im;
break;
default:
assert(0);
}
break;
case TYldouble:
switch (tym2)
{
case TYldouble:
e.EV.Vldouble = d1 - d2;
break;
case TYildouble:
e.EV.Vcldouble.re = d1;
e.EV.Vcldouble.im = -d2;
break;
case TYcldouble:
e.EV.Vcldouble.re = d1 - e2.EV.Vcldouble.re;
e.EV.Vcldouble.im = 0 - e2.EV.Vcldouble.im;
break;
default:
assert(0);
}
break;
case TYifloat:
switch (tym2)
{
case TYfloat:
e.EV.Vcfloat.re = -e2.EV.Vfloat;
e.EV.Vcfloat.im = e1.EV.Vfloat;
break;
case TYifloat:
e.EV.Vfloat = e1.EV.Vfloat - e2.EV.Vfloat;
break;
case TYcfloat:
e.EV.Vcfloat.re = 0 - e2.EV.Vcfloat.re;
e.EV.Vcfloat.im = e1.EV.Vfloat - e2.EV.Vcfloat.im;
break;
default:
assert(0);
}
break;
case TYidouble:
switch (tym2)
{
case TYdouble:
e.EV.Vcdouble.re = -e2.EV.Vdouble;
e.EV.Vcdouble.im = e1.EV.Vdouble;
break;
case TYidouble:
e.EV.Vdouble = e1.EV.Vdouble - e2.EV.Vdouble;
break;
case TYcdouble:
e.EV.Vcdouble.re = 0 - e2.EV.Vcdouble.re;
e.EV.Vcdouble.im = e1.EV.Vdouble - e2.EV.Vcdouble.im;
break;
default:
assert(0);
}
break;
case TYildouble:
switch (tym2)
{
case TYldouble:
e.EV.Vcldouble.re = -d2;
e.EV.Vcldouble.im = d1;
break;
case TYildouble:
e.EV.Vldouble = d1 - d2;
break;
case TYcldouble:
e.EV.Vcldouble.re = 0 - e2.EV.Vcldouble.re;
e.EV.Vcldouble.im = d1 - e2.EV.Vcldouble.im;
break;
default:
assert(0);
}
break;
case TYcfloat:
switch (tym2)
{
case TYfloat:
e.EV.Vcfloat.re = e1.EV.Vcfloat.re - e2.EV.Vfloat;
e.EV.Vcfloat.im = e1.EV.Vcfloat.im;
break;
case TYifloat:
e.EV.Vcfloat.re = e1.EV.Vcfloat.re;
e.EV.Vcfloat.im = e1.EV.Vcfloat.im - e2.EV.Vfloat;
break;
case TYcfloat:
e.EV.Vcfloat.re = e1.EV.Vcfloat.re - e2.EV.Vcfloat.re;
e.EV.Vcfloat.im = e1.EV.Vcfloat.im - e2.EV.Vcfloat.im;
break;
default:
assert(0);
}
break;
case TYcdouble:
switch (tym2)
{
case TYdouble:
e.EV.Vcdouble.re = e1.EV.Vcdouble.re - e2.EV.Vdouble;
e.EV.Vcdouble.im = e1.EV.Vcdouble.im;
break;
case TYidouble:
e.EV.Vcdouble.re = e1.EV.Vcdouble.re;
e.EV.Vcdouble.im = e1.EV.Vcdouble.im - e2.EV.Vdouble;
break;
case TYcdouble:
e.EV.Vcdouble.re = e1.EV.Vcdouble.re - e2.EV.Vcdouble.re;
e.EV.Vcdouble.im = e1.EV.Vcdouble.im - e2.EV.Vcdouble.im;
break;
default:
assert(0);
}
break;
case TYcldouble:
switch (tym2)
{
case TYldouble:
e.EV.Vcldouble.re = e1.EV.Vcldouble.re - d2;
e.EV.Vcldouble.im = e1.EV.Vcldouble.im;
break;
case TYildouble:
e.EV.Vcldouble.re = e1.EV.Vcldouble.re;
e.EV.Vcldouble.im = e1.EV.Vcldouble.im - d2;
break;
case TYcldouble:
e.EV.Vcldouble.re = e1.EV.Vcldouble.re - e2.EV.Vcldouble.re;
e.EV.Vcldouble.im = e1.EV.Vcldouble.im - e2.EV.Vcldouble.im;
break;
default:
assert(0);
}
break;
default:
if (_tysize[TYint] == 2 &&
tyfv(tym) && _tysize[tym2] == 2)
e.EV.Vllong = (l1 & 0xFFFF0000) |
cast(targ_ushort) (cast(targ_ushort) l1 - i2);
else if (tyintegral(tym) || typtr(tym))
e.EV.Vllong = l1 - l2;
else
assert(0);
break;
}
break;
case OPmul:
if (tyintegral(tym) || typtr(tym))
e.EV.Vllong = l1 * l2;
else
{ switch (tym)
{
case TYfloat:
switch (tym2)
{
case TYfloat:
case TYifloat:
e.EV.Vfloat = e1.EV.Vfloat * e2.EV.Vfloat;
break;
case TYcfloat:
e.EV.Vcfloat.re = e1.EV.Vfloat * e2.EV.Vcfloat.re;
e.EV.Vcfloat.im = e1.EV.Vfloat * e2.EV.Vcfloat.im;
break;
default:
assert(0);
}
break;
case TYdouble:
case TYdouble_alias:
switch (tym2)
{
case TYdouble:
case TYdouble_alias:
case TYidouble:
e.EV.Vdouble = e1.EV.Vdouble * e2.EV.Vdouble;
break;
case TYcdouble:
e.EV.Vcdouble.re = e1.EV.Vdouble * e2.EV.Vcdouble.re;
e.EV.Vcdouble.im = e1.EV.Vdouble * e2.EV.Vcdouble.im;
break;
default:
assert(0);
}
break;
case TYldouble:
switch (tym2)
{
case TYldouble:
case TYildouble:
e.EV.Vldouble = d1 * d2;
break;
case TYcldouble:
e.EV.Vcldouble.re = d1 * e2.EV.Vcldouble.re;
e.EV.Vcldouble.im = d1 * e2.EV.Vcldouble.im;
break;
default:
assert(0);
}
break;
case TYifloat:
switch (tym2)
{
case TYfloat:
e.EV.Vfloat = e1.EV.Vfloat * e2.EV.Vfloat;
break;
case TYifloat:
e.EV.Vfloat = -e1.EV.Vfloat * e2.EV.Vfloat;
break;
case TYcfloat:
e.EV.Vcfloat.re = -e1.EV.Vfloat * e2.EV.Vcfloat.im;
e.EV.Vcfloat.im = e1.EV.Vfloat * e2.EV.Vcfloat.re;
break;
default:
assert(0);
}
break;
case TYidouble:
switch (tym2)
{
case TYdouble:
e.EV.Vdouble = e1.EV.Vdouble * e2.EV.Vdouble;
break;
case TYidouble:
e.EV.Vdouble = -e1.EV.Vdouble * e2.EV.Vdouble;
break;
case TYcdouble:
e.EV.Vcdouble.re = -e1.EV.Vdouble * e2.EV.Vcdouble.im;
e.EV.Vcdouble.im = e1.EV.Vdouble * e2.EV.Vcdouble.re;
break;
default:
assert(0);
}
break;
case TYildouble:
switch (tym2)
{
case TYldouble:
e.EV.Vldouble = d1 * d2;
break;
case TYildouble:
e.EV.Vldouble = -d1 * d2;
break;
case TYcldouble:
e.EV.Vcldouble.re = -d1 * e2.EV.Vcldouble.im;
e.EV.Vcldouble.im = d1 * e2.EV.Vcldouble.re;
break;
default:
assert(0);
}
break;
case TYcfloat:
switch (tym2)
{
case TYfloat:
e.EV.Vcfloat.re = e1.EV.Vcfloat.re * e2.EV.Vfloat;
e.EV.Vcfloat.im = e1.EV.Vcfloat.im * e2.EV.Vfloat;
break;
case TYifloat:
e.EV.Vcfloat.re = -e1.EV.Vcfloat.im * e2.EV.Vfloat;
e.EV.Vcfloat.im = e1.EV.Vcfloat.re * e2.EV.Vfloat;
break;
case TYcfloat:
e.EV.Vcfloat = Complex_f.mul(e1.EV.Vcfloat, e2.EV.Vcfloat);
break;
default:
assert(0);
}
break;
case TYcdouble:
switch (tym2)
{
case TYdouble:
e.EV.Vcdouble.re = e1.EV.Vcdouble.re * e2.EV.Vdouble;
e.EV.Vcdouble.im = e1.EV.Vcdouble.im * e2.EV.Vdouble;
break;
case TYidouble:
e.EV.Vcdouble.re = -e1.EV.Vcdouble.im * e2.EV.Vdouble;
e.EV.Vcdouble.im = e1.EV.Vcdouble.re * e2.EV.Vdouble;
break;
case TYcdouble:
e.EV.Vcdouble = Complex_d.mul(e1.EV.Vcdouble, e2.EV.Vcdouble);
break;
default:
assert(0);
}
break;
case TYcldouble:
switch (tym2)
{
case TYldouble:
e.EV.Vcldouble.re = e1.EV.Vcldouble.re * d2;
e.EV.Vcldouble.im = e1.EV.Vcldouble.im * d2;
break;
case TYildouble:
e.EV.Vcldouble.re = -e1.EV.Vcldouble.im * d2;
e.EV.Vcldouble.im = e1.EV.Vcldouble.re * d2;
break;
case TYcldouble:
e.EV.Vcldouble = Complex_ld.mul(e1.EV.Vcldouble, e2.EV.Vcldouble);
break;
default:
assert(0);
}
break;
default:
debug printf("tym = x%x\n",tym);
debug elem_print(e);
assert(0);
}
}
break;
case OPdiv:
if (!boolres(e2)) // divide by 0
{
if (!tyfloating(tym))
goto div0;
}
if (uns)
e.EV.Vullong = (cast(targ_ullong) l1) / (cast(targ_ullong) l2);
else
{ switch (tym)
{
case TYfloat:
switch (tym2)
{
case TYfloat:
e.EV.Vfloat = e1.EV.Vfloat / e2.EV.Vfloat;
break;
case TYifloat:
e.EV.Vfloat = -e1.EV.Vfloat / e2.EV.Vfloat;
break;
case TYcfloat:
e.EV.Vcfloat.re = cast(float)d1;
e.EV.Vcfloat.im = 0;
e.EV.Vcfloat = Complex_f.div(e.EV.Vcfloat, e2.EV.Vcfloat);
break;
default:
assert(0);
}
break;
case TYdouble:
case TYdouble_alias:
switch (tym2)
{
case TYdouble:
case TYdouble_alias:
e.EV.Vdouble = e1.EV.Vdouble / e2.EV.Vdouble;
break;
case TYidouble:
e.EV.Vdouble = -e1.EV.Vdouble / e2.EV.Vdouble;
break;
case TYcdouble:
e.EV.Vcdouble.re = cast(double)d1;
e.EV.Vcdouble.im = 0;
e.EV.Vcdouble = Complex_d.div(e.EV.Vcdouble, e2.EV.Vcdouble);
break;
default:
assert(0);
}
break;
case TYldouble:
switch (tym2)
{
case TYldouble:
e.EV.Vldouble = d1 / d2;
break;
case TYildouble:
e.EV.Vldouble = -d1 / d2;
break;
case TYcldouble:
e.EV.Vcldouble.re = d1;
e.EV.Vcldouble.im = 0;
e.EV.Vcldouble = Complex_ld.div(e.EV.Vcldouble, e2.EV.Vcldouble);
break;
default:
assert(0);
}
break;
case TYifloat:
switch (tym2)
{
case TYfloat:
case TYifloat:
e.EV.Vfloat = e1.EV.Vfloat / e2.EV.Vfloat;
break;
case TYcfloat:
e.EV.Vcfloat.re = 0;
e.EV.Vcfloat.im = e1.EV.Vfloat;
e.EV.Vcfloat = Complex_f.div(e.EV.Vcfloat, e2.EV.Vcfloat);
break;
default:
assert(0);
}
break;
case TYidouble:
switch (tym2)
{
case TYdouble:
case TYidouble:
e.EV.Vdouble = e1.EV.Vdouble / e2.EV.Vdouble;