mirror of
https://gitlab.com/freepascal.org/fpc/source.git
synced 2025-04-13 21:02:09 +02:00
759 lines
28 KiB
ObjectPascal
759 lines
28 KiB
ObjectPascal
{
|
|
Copyright (c) 1998-2002 by Florian Klaempfl and Carl Eric Codere
|
|
|
|
Generate generic inline nodes
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
****************************************************************************
|
|
}
|
|
unit ncginl;
|
|
|
|
{$i fpcdefs.inc}
|
|
|
|
interface
|
|
|
|
uses
|
|
node,ninl;
|
|
|
|
type
|
|
tcginlinenode = class(tinlinenode)
|
|
procedure pass_generate_code;override;
|
|
procedure second_sizeoftypeof;virtual;
|
|
procedure second_length;virtual;
|
|
procedure second_predsucc;virtual;
|
|
procedure second_incdec;virtual;
|
|
procedure second_typeinfo;virtual;
|
|
procedure second_includeexclude;virtual;
|
|
procedure second_pi; virtual;
|
|
procedure second_arctan_real; virtual;
|
|
procedure second_abs_real; virtual;
|
|
procedure second_sqr_real; virtual;
|
|
procedure second_sqrt_real; virtual;
|
|
procedure second_ln_real; virtual;
|
|
procedure second_cos_real; virtual;
|
|
procedure second_sin_real; virtual;
|
|
procedure second_assigned; virtual;
|
|
procedure second_get_frame;virtual;
|
|
procedure second_get_caller_frame;virtual;
|
|
procedure second_get_caller_addr;virtual;
|
|
procedure second_prefetch; virtual;
|
|
procedure second_round_real; virtual;
|
|
procedure second_trunc_real; virtual;
|
|
procedure second_abs_long; virtual;
|
|
procedure second_rox_sar; virtual;
|
|
procedure second_bsfbsr; virtual;
|
|
procedure second_new; virtual;
|
|
procedure second_setlength; virtual; abstract;
|
|
procedure second_box; virtual; abstract;
|
|
procedure second_popcnt; virtual;
|
|
procedure second_seg; virtual; abstract;
|
|
end;
|
|
|
|
implementation
|
|
|
|
uses
|
|
globtype,systems,constexp,
|
|
cutils,verbose,globals,
|
|
symconst,symdef,defutil,symsym,
|
|
aasmbase,aasmtai,aasmdata,aasmcpu,parabase,
|
|
cgbase,pass_1,pass_2,
|
|
cpuinfo,cpubase,paramgr,procinfo,
|
|
nbas,ncon,ncal,ncnv,nld,ncgrtti,
|
|
tgobj,ncgutil,
|
|
cgutils,cgobj,hlcgobj
|
|
{$ifndef cpu64bitalu}
|
|
,cg64f32
|
|
{$endif not cpu64bitalu}
|
|
;
|
|
|
|
|
|
{*****************************************************************************
|
|
TCGINLINENODE
|
|
*****************************************************************************}
|
|
|
|
|
|
procedure tcginlinenode.pass_generate_code;
|
|
begin
|
|
location_reset(location,LOC_VOID,OS_NO);
|
|
|
|
case inlinenumber of
|
|
in_sizeof_x,
|
|
in_typeof_x :
|
|
second_SizeofTypeOf;
|
|
in_length_x :
|
|
second_Length;
|
|
in_pred_x,
|
|
in_succ_x:
|
|
second_PredSucc;
|
|
in_dec_x,
|
|
in_inc_x :
|
|
second_IncDec;
|
|
in_typeinfo_x:
|
|
second_TypeInfo;
|
|
in_include_x_y,
|
|
in_exclude_x_y:
|
|
second_IncludeExclude;
|
|
in_pi_real:
|
|
second_pi;
|
|
in_sin_real:
|
|
second_sin_real;
|
|
in_arctan_real:
|
|
second_arctan_real;
|
|
in_abs_real:
|
|
second_abs_real;
|
|
in_abs_long:
|
|
second_abs_long;
|
|
in_round_real:
|
|
second_round_real;
|
|
in_trunc_real:
|
|
second_trunc_real;
|
|
in_sqr_real:
|
|
second_sqr_real;
|
|
in_sqrt_real:
|
|
second_sqrt_real;
|
|
in_ln_real:
|
|
second_ln_real;
|
|
in_cos_real:
|
|
second_cos_real;
|
|
in_prefetch_var:
|
|
second_prefetch;
|
|
in_assigned_x:
|
|
second_assigned;
|
|
in_get_frame:
|
|
second_get_frame;
|
|
in_get_caller_frame:
|
|
second_get_caller_frame;
|
|
in_get_caller_addr:
|
|
second_get_caller_addr;
|
|
in_unaligned_x:
|
|
begin
|
|
secondpass(tcallparanode(left).left);
|
|
location:=tcallparanode(left).left.location;
|
|
if location.loc in [LOC_CREFERENCE,LOC_REFERENCE] then
|
|
location.reference.alignment:=1;
|
|
end;
|
|
in_aligned_x:
|
|
begin
|
|
secondpass(tcallparanode(left).left);
|
|
location:=tcallparanode(left).left.location;
|
|
if location.loc in [LOC_CREFERENCE,LOC_REFERENCE] then
|
|
location.reference.alignment:=0;
|
|
end;
|
|
{$ifdef SUPPORT_MMX}
|
|
in_mmx_pcmpeqb..in_mmx_pcmpgtw:
|
|
begin
|
|
location_reset(location,LOC_MMXREGISTER,OS_NO);
|
|
if left.location.loc=LOC_REGISTER then
|
|
begin
|
|
{!!!!!!!}
|
|
end
|
|
else if tcallparanode(left).left.location.loc=LOC_REGISTER then
|
|
begin
|
|
{!!!!!!!}
|
|
end
|
|
else
|
|
begin
|
|
{!!!!!!!}
|
|
end;
|
|
end;
|
|
{$endif SUPPORT_MMX}
|
|
in_rol_x,
|
|
in_rol_x_y,
|
|
in_ror_x,
|
|
in_ror_x_y,
|
|
in_sar_x,
|
|
in_sar_x_y:
|
|
second_rox_sar;
|
|
in_bsf_x,
|
|
in_bsr_x:
|
|
second_BsfBsr;
|
|
in_new_x:
|
|
second_new;
|
|
in_setlength_x:
|
|
second_setlength;
|
|
in_box_x:
|
|
second_box;
|
|
in_popcnt_x:
|
|
second_popcnt;
|
|
in_seg_x:
|
|
second_seg;
|
|
else internalerror(9);
|
|
end;
|
|
end;
|
|
|
|
|
|
|
|
{*****************************************************************************
|
|
SIZEOF / TYPEOF GENERIC HANDLING
|
|
*****************************************************************************}
|
|
|
|
{ second_handle_ the sizeof and typeof routines }
|
|
procedure tcginlinenode.second_SizeOfTypeOf;
|
|
var
|
|
href,
|
|
hrefvmt : treference;
|
|
hregister : tregister;
|
|
begin
|
|
if inlinenumber=in_sizeof_x then
|
|
location_reset(location,LOC_REGISTER,def_cgsize(resultdef))
|
|
else
|
|
location_reset(location,LOC_REGISTER,OS_ADDR);
|
|
{ for both cases load vmt }
|
|
if left.nodetype=typen then
|
|
begin
|
|
hregister:=cg.getaddressregister(current_asmdata.CurrAsmList);
|
|
reference_reset_symbol(href,current_asmdata.RefAsmSymbol(tobjectdef(left.resultdef).vmt_mangledname),0,sizeof(pint));
|
|
cg.a_loadaddr_ref_reg(current_asmdata.CurrAsmList,href,hregister);
|
|
end
|
|
else
|
|
begin
|
|
secondpass(left);
|
|
hregister:=cg.getaddressregister(current_asmdata.CurrAsmList);
|
|
|
|
{ handle self inside a method of a class }
|
|
case left.location.loc of
|
|
LOC_CREGISTER,
|
|
LOC_REGISTER :
|
|
begin
|
|
if (left.resultdef.typ=classrefdef) or
|
|
(po_staticmethod in current_procinfo.procdef.procoptions) then
|
|
cg.a_load_reg_reg(current_asmdata.CurrAsmList,OS_ADDR,OS_ADDR,left.location.register,hregister)
|
|
else
|
|
begin
|
|
{ load VMT pointer }
|
|
reference_reset_base(hrefvmt,left.location.register,tobjectdef(left.resultdef).vmt_offset,sizeof(pint));
|
|
cg.a_load_ref_reg(current_asmdata.CurrAsmList,OS_ADDR,OS_ADDR,hrefvmt,hregister);
|
|
end
|
|
end;
|
|
LOC_REFERENCE,
|
|
LOC_CREFERENCE :
|
|
begin
|
|
if is_class(left.resultdef) then
|
|
begin
|
|
{ deref class }
|
|
cg.a_load_ref_reg(current_asmdata.CurrAsmList,OS_ADDR,OS_ADDR,left.location.reference,hregister);
|
|
hlcg.g_maybe_testself(current_asmdata.CurrAsmList,left.resultdef,hregister);
|
|
{ load VMT pointer }
|
|
reference_reset_base(hrefvmt,hregister,tobjectdef(left.resultdef).vmt_offset,sizeof(pint));
|
|
cg.a_load_ref_reg(current_asmdata.CurrAsmList,OS_ADDR,OS_ADDR,hrefvmt,hregister);
|
|
end
|
|
else
|
|
begin
|
|
{ load VMT pointer, but not for classrefdefs }
|
|
if (left.resultdef.typ=objectdef) then
|
|
begin
|
|
inc(left.location.reference.offset,tobjectdef(left.resultdef).vmt_offset);
|
|
left.location.reference.alignment:=newalignment(left.location.reference.alignment,tobjectdef(left.resultdef).vmt_offset);
|
|
end;
|
|
cg.a_load_ref_reg(current_asmdata.CurrAsmList,OS_ADDR,OS_ADDR,left.location.reference,hregister);
|
|
end;
|
|
end;
|
|
else
|
|
internalerror(200301301);
|
|
end;
|
|
end;
|
|
{ in sizeof load size }
|
|
if inlinenumber=in_sizeof_x then
|
|
begin
|
|
reference_reset_base(href,hregister,0,sizeof(pint));
|
|
hregister:=cg.getintregister(current_asmdata.CurrAsmList,OS_INT);
|
|
cg.a_load_ref_reg(current_asmdata.CurrAsmList,OS_INT,OS_INT,href,hregister);
|
|
end;
|
|
location.register:=hregister;
|
|
end;
|
|
|
|
|
|
{*****************************************************************************
|
|
LENGTH GENERIC HANDLING
|
|
*****************************************************************************}
|
|
|
|
procedure tcginlinenode.second_Length;
|
|
var
|
|
lengthlab : tasmlabel;
|
|
hregister : tregister;
|
|
href : treference;
|
|
begin
|
|
secondpass(left);
|
|
if is_shortstring(left.resultdef) then
|
|
begin
|
|
location_copy(location,left.location);
|
|
location.size:=OS_8;
|
|
end
|
|
else
|
|
begin
|
|
{ length in ansi/wide strings is at offset -sizeof(pint) }
|
|
hlcg.location_force_reg(current_asmdata.CurrAsmList,left.location,left.resultdef,left.resultdef,false);
|
|
current_asmdata.getjumplabel(lengthlab);
|
|
cg.a_cmp_const_reg_label(current_asmdata.CurrAsmList,OS_ADDR,OC_EQ,0,left.location.register,lengthlab);
|
|
if is_widestring(left.resultdef) and (tf_winlikewidestring in target_info.flags) then
|
|
begin
|
|
reference_reset_base(href,left.location.register,-sizeof(dword),sizeof(dword));
|
|
hregister:=cg.makeregsize(current_asmdata.CurrAsmList,left.location.register,OS_INT);
|
|
cg.a_load_ref_reg(current_asmdata.CurrAsmList,OS_32,OS_INT,href,hregister);
|
|
end
|
|
else
|
|
begin
|
|
reference_reset_base(href,left.location.register,-sizeof(pint),sizeof(pint));
|
|
hregister:=cg.makeregsize(current_asmdata.CurrAsmList,left.location.register,OS_INT);
|
|
cg.a_load_ref_reg(current_asmdata.CurrAsmList,OS_INT,OS_INT,href,hregister);
|
|
end;
|
|
if is_widestring(left.resultdef) then
|
|
cg.a_op_const_reg(current_asmdata.CurrAsmList,OP_SHR,OS_INT,1,hregister);
|
|
cg.a_label(current_asmdata.CurrAsmList,lengthlab);
|
|
location_reset(location,LOC_REGISTER,def_cgsize(resultdef));
|
|
location.register:=hregister;
|
|
end;
|
|
end;
|
|
|
|
|
|
{*****************************************************************************
|
|
PRED/SUCC GENERIC HANDLING
|
|
*****************************************************************************}
|
|
|
|
procedure tcginlinenode.second_PredSucc;
|
|
var
|
|
cgop : topcg;
|
|
begin
|
|
secondpass(left);
|
|
if inlinenumber=in_pred_x then
|
|
cgop:=OP_SUB
|
|
else
|
|
cgop:=OP_ADD;
|
|
|
|
{ we need a value in a register }
|
|
location_copy(location,left.location);
|
|
hlcg.location_force_reg(current_asmdata.CurrAsmList,location,resultdef,resultdef,false);
|
|
|
|
{$ifndef cpu64bitalu}
|
|
if def_cgsize(resultdef) in [OS_64,OS_S64] then
|
|
cg64.a_op64_const_reg(current_asmdata.CurrAsmList,cgop,def_cgsize(resultdef),1,location.register64)
|
|
else
|
|
{$endif not cpu64bitalu}
|
|
hlcg.a_op_const_reg(current_asmdata.CurrAsmList,cgop,resultdef,1,location.register);
|
|
end;
|
|
|
|
|
|
{*****************************************************************************
|
|
INC/DEC GENERIC HANDLING
|
|
*****************************************************************************}
|
|
procedure tcginlinenode.second_IncDec;
|
|
const
|
|
addsubop:array[in_inc_x..in_dec_x] of TOpCG=(OP_ADD,OP_SUB);
|
|
var
|
|
addvalue : TConstExprInt;
|
|
addconstant : boolean;
|
|
{$ifndef cpu64bitalu}
|
|
hregisterhi,
|
|
{$endif not cpu64bitalu}
|
|
hregister : tregister;
|
|
begin
|
|
{ set defaults }
|
|
addconstant:=true;
|
|
{ first secondpass second argument, because if the first arg }
|
|
{ is used in that expression then SSL may move it to another }
|
|
{ register }
|
|
if assigned(tcallparanode(left).right) then
|
|
secondpass(tcallparanode(tcallparanode(left).right).left);
|
|
{ load first parameter, must be a reference }
|
|
secondpass(tcallparanode(left).left);
|
|
{ get addvalue }
|
|
case tcallparanode(left).left.resultdef.typ of
|
|
orddef,
|
|
enumdef :
|
|
addvalue:=1;
|
|
pointerdef :
|
|
begin
|
|
if is_void(tpointerdef(tcallparanode(left).left.resultdef).pointeddef) then
|
|
addvalue:=1
|
|
else
|
|
addvalue:=tpointerdef(tcallparanode(left).left.resultdef).pointeddef.size;
|
|
end;
|
|
else
|
|
internalerror(10081);
|
|
end;
|
|
{ second_ argument specified?, must be a s32bit in register }
|
|
if assigned(tcallparanode(left).right) then
|
|
begin
|
|
{ when constant, just multiply the addvalue }
|
|
if is_constintnode(tcallparanode(tcallparanode(left).right).left) then
|
|
addvalue:=addvalue*get_ordinal_value(tcallparanode(tcallparanode(left).right).left)
|
|
else if is_constpointernode(tcallparanode(tcallparanode(left).right).left) then
|
|
addvalue:=addvalue*tpointerconstnode(tcallparanode(tcallparanode(left).right).left).value
|
|
else
|
|
begin
|
|
hlcg.location_force_reg(current_asmdata.CurrAsmList,tcallparanode(tcallparanode(left).right).left.location,tcallparanode(tcallparanode(left).right).left.resultdef,left.resultdef,addvalue<=1);
|
|
hregister:=tcallparanode(tcallparanode(left).right).left.location.register;
|
|
{$ifndef cpu64bitalu}
|
|
hregisterhi:=tcallparanode(tcallparanode(left).right).left.location.register64.reghi;
|
|
{$endif not cpu64bitalu}
|
|
{ insert multiply with addvalue if its >1 }
|
|
if addvalue>1 then
|
|
hlcg.a_op_const_reg(current_asmdata.CurrAsmList,OP_IMUL,left.resultdef,addvalue.svalue,hregister);
|
|
addconstant:=false;
|
|
end;
|
|
end;
|
|
{ write the add instruction }
|
|
if addconstant then
|
|
begin
|
|
{$ifndef cpu64bitalu}
|
|
if def_cgsize(left.resultdef) in [OS_64,OS_S64] then
|
|
cg64.a_op64_const_loc(current_asmdata.CurrAsmList,addsubop[inlinenumber],def_cgsize(left.resultdef),addvalue,tcallparanode(left).left.location)
|
|
else
|
|
{$endif not cpu64bitalu}
|
|
hlcg.a_op_const_loc(current_asmdata.CurrAsmList,addsubop[inlinenumber],left.resultdef,
|
|
aint(addvalue.svalue),tcallparanode(left).left.location);
|
|
end
|
|
else
|
|
begin
|
|
{$ifndef cpu64bitalu}
|
|
if def_cgsize(left.resultdef) in [OS_64,OS_S64] then
|
|
cg64.a_op64_reg_loc(current_asmdata.CurrAsmList,addsubop[inlinenumber],def_cgsize(left.resultdef),
|
|
joinreg64(hregister,hregisterhi),tcallparanode(left).left.location)
|
|
else
|
|
{$endif not cpu64bitalu}
|
|
hlcg.a_op_reg_loc(current_asmdata.CurrAsmList,addsubop[inlinenumber],left.resultdef,
|
|
hregister,tcallparanode(left).left.location);
|
|
end;
|
|
{ no overflow checking for pointers (see ninl), and range checking }
|
|
{ is not applicable for them }
|
|
if (tcallparanode(left).left.resultdef.typ <> pointerdef) then
|
|
begin
|
|
{ things which can overflow must NOT pass via here, but have to be }
|
|
{ handled via a regular add node (conversion in tinlinenode.pass_1) }
|
|
{ Or someone has to rewrite the above to use a_op_const_reg_reg_ov }
|
|
{ and friends in case of overflow checking, and ask everyone to }
|
|
{ implement these methods since they don't exist for all cpus (JM) }
|
|
{ Similarly, range checking also has to be handled separately, }
|
|
{ see mantis #14841 (JM) }
|
|
if ([cs_check_overflow,cs_check_range] * current_settings.localswitches <> []) then
|
|
internalerror(2006111010);
|
|
// cg.g_overflowcheck(current_asmdata.CurrAsmList,tcallparanode(left).left.location,tcallparanode(left).resultdef);
|
|
// cg.g_rangecheck(current_asmdata.CurrAsmList,tcallparanode(left).left.location,tcallparanode(left).left.resultdef,
|
|
// tcallparanode(left).left.resultdef);
|
|
end;
|
|
end;
|
|
|
|
|
|
{*****************************************************************************
|
|
TYPEINFO GENERIC HANDLING
|
|
*****************************************************************************}
|
|
procedure tcginlinenode.second_typeinfo;
|
|
var
|
|
href : treference;
|
|
begin
|
|
location_reset(location,LOC_REGISTER,OS_ADDR);
|
|
location.register:=cg.getaddressregister(current_asmdata.CurrAsmList);
|
|
reference_reset_symbol(href,RTTIWriter.get_rtti_label(left.resultdef,fullrtti),0,sizeof(pint));
|
|
cg.a_loadaddr_ref_reg(current_asmdata.CurrAsmList,href,location.register);
|
|
end;
|
|
|
|
|
|
{*****************************************************************************
|
|
INCLUDE/EXCLUDE GENERIC HANDLING
|
|
*****************************************************************************}
|
|
|
|
procedure tcginlinenode.second_IncludeExclude;
|
|
var
|
|
setpara, elepara: tnode;
|
|
begin
|
|
{ the set }
|
|
secondpass(tcallparanode(left).left);
|
|
{ the element to set }
|
|
secondpass(tcallparanode(tcallparanode(left).right).left);
|
|
|
|
setpara:=tcallparanode(left).left;
|
|
elepara:=tcallparanode(tcallparanode(left).right).left;
|
|
|
|
if elepara.location.loc=LOC_CONSTANT then
|
|
begin
|
|
hlcg.a_bit_set_const_loc(current_asmdata.CurrAsmList,(inlinenumber=in_include_x_y),
|
|
setpara.resultdef,elepara.location.value-tsetdef(setpara.resultdef).setbase,setpara.location);
|
|
end
|
|
else
|
|
begin
|
|
hlcg.location_force_reg(current_asmdata.CurrAsmList,elepara.location,elepara.resultdef,u32inttype,true);
|
|
register_maybe_adjust_setbase(current_asmdata.CurrAsmList,elepara.location,tsetdef(setpara.resultdef).setbase);
|
|
hlcg.a_bit_set_reg_loc(current_asmdata.CurrAsmList,(inlinenumber=in_include_x_y),
|
|
u32inttype,setpara.resultdef,elepara.location.register,setpara.location);
|
|
end;
|
|
end;
|
|
|
|
|
|
{*****************************************************************************
|
|
FLOAT GENERIC HANDLING
|
|
*****************************************************************************}
|
|
|
|
{
|
|
These routines all call internal RTL routines, so if they are
|
|
called here, they give an internal error
|
|
}
|
|
procedure tcginlinenode.second_pi;
|
|
begin
|
|
internalerror(20020718);
|
|
end;
|
|
|
|
procedure tcginlinenode.second_arctan_real;
|
|
begin
|
|
internalerror(20020718);
|
|
end;
|
|
|
|
procedure tcginlinenode.second_abs_real;
|
|
begin
|
|
internalerror(20020718);
|
|
end;
|
|
|
|
procedure tcginlinenode.second_round_real;
|
|
begin
|
|
internalerror(20020718);
|
|
end;
|
|
|
|
procedure tcginlinenode.second_trunc_real;
|
|
begin
|
|
internalerror(20020718);
|
|
end;
|
|
|
|
procedure tcginlinenode.second_sqr_real;
|
|
begin
|
|
internalerror(20020718);
|
|
end;
|
|
|
|
procedure tcginlinenode.second_sqrt_real;
|
|
begin
|
|
internalerror(20020718);
|
|
end;
|
|
|
|
procedure tcginlinenode.second_ln_real;
|
|
begin
|
|
internalerror(20020718);
|
|
end;
|
|
|
|
procedure tcginlinenode.second_cos_real;
|
|
begin
|
|
internalerror(20020718);
|
|
end;
|
|
|
|
procedure tcginlinenode.second_sin_real;
|
|
begin
|
|
internalerror(20020718);
|
|
end;
|
|
|
|
|
|
procedure tcginlinenode.second_prefetch;
|
|
begin
|
|
end;
|
|
|
|
procedure tcginlinenode.second_abs_long;
|
|
var
|
|
tempreg1, tempreg2: tregister;
|
|
begin
|
|
secondpass(left);
|
|
hlcg.location_force_reg(current_asmdata.CurrAsmList,left.location,left.resultdef,left.resultdef,true);
|
|
location:=left.location;
|
|
location.register:=hlcg.getintregister(current_asmdata.CurrAsmList,left.resultdef);
|
|
|
|
tempreg1:=hlcg.getintregister(current_asmdata.CurrAsmList,left.resultdef);
|
|
tempreg2:=hlcg.getintregister(current_asmdata.CurrAsmList,left.resultdef);
|
|
|
|
hlcg.a_op_const_reg_reg(current_asmdata.CurrAsmList,OP_SAR,left.resultdef,left.resultdef.size*8-1,left.location.register,tempreg1);
|
|
hlcg.a_op_reg_reg_reg(current_asmdata.CurrAsmList,OP_XOR,left.resultdef,left.location.register,tempreg1,tempreg2);
|
|
hlcg.a_op_reg_reg_reg(current_asmdata.CurrAsmlist,OP_SUB,left.resultdef,tempreg1,tempreg2,location.register);
|
|
end;
|
|
|
|
|
|
{*****************************************************************************
|
|
ASSIGNED GENERIC HANDLING
|
|
*****************************************************************************}
|
|
|
|
procedure tcginlinenode.second_assigned;
|
|
begin
|
|
secondpass(tcallparanode(left).left);
|
|
hlcg.a_cmp_const_loc_label(current_asmdata.CurrAsmList,left.resultdef,OC_NE,0,tcallparanode(left).left.location,current_procinfo.CurrTrueLabel);
|
|
hlcg.a_jmp_always(current_asmdata.CurrAsmList,current_procinfo.CurrFalseLabel);
|
|
location_reset(location,LOC_JUMP,OS_NO);
|
|
end;
|
|
|
|
procedure Tcginlinenode.second_get_frame;
|
|
|
|
begin
|
|
{$if defined(x86) or defined(arm)}
|
|
if current_procinfo.framepointer=NR_STACK_POINTER_REG then
|
|
begin
|
|
location_reset(location,LOC_CONSTANT,OS_ADDR);
|
|
location.value:=0;
|
|
end
|
|
else
|
|
{$endif defined(x86) or defined(arm)}
|
|
begin
|
|
location_reset(location,LOC_CREGISTER,OS_ADDR);
|
|
location.register:=current_procinfo.framepointer;
|
|
end;
|
|
end;
|
|
|
|
procedure Tcginlinenode.second_get_caller_frame;
|
|
|
|
var
|
|
frame_reg:Tregister;
|
|
use_frame_pointer:boolean;
|
|
|
|
begin
|
|
if left<>nil then
|
|
begin
|
|
secondpass(left);
|
|
if left.location.loc=LOC_CONSTANT then
|
|
use_frame_pointer:=true
|
|
else
|
|
begin
|
|
hlcg.location_force_reg(current_asmdata.currasmlist,left.location,left.resultdef,voidpointertype,false);
|
|
frame_reg:=left.location.register;
|
|
use_frame_pointer:=false;
|
|
end
|
|
end
|
|
else
|
|
begin
|
|
use_frame_pointer:=current_procinfo.framepointer=NR_STACK_POINTER_REG;
|
|
frame_reg:=current_procinfo.framepointer;
|
|
end;
|
|
|
|
if use_frame_pointer then
|
|
begin
|
|
location_reset(location,LOC_CREGISTER,OS_ADDR);
|
|
location.register:=NR_FRAME_POINTER_REG;
|
|
end
|
|
else
|
|
begin
|
|
location_reset_ref(location,LOC_REFERENCE,OS_ADDR,sizeof(pint));
|
|
location.reference.base:=frame_reg;
|
|
end;
|
|
end;
|
|
|
|
procedure Tcginlinenode.second_get_caller_addr;
|
|
var
|
|
frame_ref:Treference;
|
|
begin
|
|
if current_procinfo.framepointer=NR_STACK_POINTER_REG then
|
|
begin
|
|
location_reset(location,LOC_REGISTER,OS_ADDR);
|
|
location.register:=cg.getaddressregister(current_asmdata.currasmlist);
|
|
reference_reset_base(frame_ref,NR_STACK_POINTER_REG,{current_procinfo.calc_stackframe_size}tg.lasttemp,sizeof(pint));
|
|
cg.a_load_ref_reg(current_asmdata.currasmlist,OS_ADDR,OS_ADDR,frame_ref,location.register);
|
|
end
|
|
else
|
|
begin
|
|
location_reset(location,LOC_REGISTER,OS_ADDR);
|
|
location.register:=cg.getaddressregister(current_asmdata.currasmlist);
|
|
reference_reset_base(frame_ref,current_procinfo.framepointer,sizeof(pint),sizeof(pint));
|
|
cg.a_load_ref_reg(current_asmdata.currasmlist,OS_ADDR,OS_ADDR,frame_ref,location.register);
|
|
end;
|
|
end;
|
|
|
|
|
|
procedure tcginlinenode.second_rox_sar;
|
|
var
|
|
op : topcg;
|
|
op1,op2 : tnode;
|
|
begin
|
|
{ one or two parameters? }
|
|
if (left.nodetype=callparan) and
|
|
assigned(tcallparanode(left).right) then
|
|
begin
|
|
op1:=tcallparanode(tcallparanode(left).right).left;
|
|
op2:=tcallparanode(left).left;
|
|
secondpass(op2);
|
|
end
|
|
else
|
|
begin
|
|
op1:=left;
|
|
op2:=nil;
|
|
end;
|
|
|
|
secondpass(op1);
|
|
case inlinenumber of
|
|
in_ror_x,
|
|
in_ror_x_y:
|
|
op:=OP_ROR;
|
|
in_rol_x,
|
|
in_rol_x_y:
|
|
op:=OP_ROL;
|
|
in_sar_x,
|
|
in_sar_x_y:
|
|
op:=OP_SAR;
|
|
end;
|
|
|
|
hlcg.location_force_reg(current_asmdata.CurrAsmList,op1.location,op1.resultdef,resultdef,true);
|
|
|
|
location_reset(location,LOC_REGISTER,def_cgsize(resultdef));
|
|
location.register:=hlcg.getintregister(current_asmdata.CurrAsmList,resultdef);
|
|
|
|
if assigned(op2) then
|
|
begin
|
|
{ rotating by a constant directly coded: }
|
|
if op2.nodetype=ordconstn then
|
|
hlcg.a_op_const_reg_reg(current_asmdata.CurrAsmList,op,resultdef,
|
|
tordconstnode(op2).value.uvalue and (resultdef.size*8-1),
|
|
op1.location.register, location.register)
|
|
else
|
|
begin
|
|
hlcg.location_force_reg(current_asmdata.CurrAsmList,op2.location,
|
|
op2.resultdef,resultdef,true);
|
|
hlcg.a_op_reg_reg_reg(current_asmdata.CurrAsmList,op,resultdef,
|
|
op2.location.register,op1.location.register,
|
|
location.register);
|
|
end;
|
|
end
|
|
else
|
|
hlcg.a_op_const_reg_reg(current_asmdata.CurrAsmList,op,resultdef,1,
|
|
op1.location.register,location.register);
|
|
end;
|
|
|
|
|
|
procedure tcginlinenode.second_BsfBsr;
|
|
var
|
|
reverse: boolean;
|
|
opsize: tcgsize;
|
|
begin
|
|
reverse:=(inlinenumber = in_bsr_x);
|
|
secondpass(left);
|
|
|
|
opsize:=tcgsize2unsigned[left.location.size];
|
|
if opsize < OS_32 then
|
|
opsize:=OS_32;
|
|
|
|
if (left.location.loc <> LOC_REGISTER) or
|
|
(left.location.size <> opsize) then
|
|
hlcg.location_force_reg(current_asmdata.CurrAsmList,left.location,left.resultdef,cgsize_orddef(opsize),true);
|
|
|
|
location_reset(location,LOC_REGISTER,opsize);
|
|
location.register := cg.getintregister(current_asmdata.CurrAsmList,opsize);
|
|
cg.a_bit_scan_reg_reg(current_asmdata.CurrAsmList,reverse,opsize,left.location.register,location.register);
|
|
end;
|
|
|
|
|
|
procedure tcginlinenode.second_new;
|
|
begin
|
|
internalerror(2011012202);
|
|
end;
|
|
|
|
|
|
procedure tcginlinenode.second_popcnt;
|
|
begin
|
|
internalerror(2012082601);
|
|
end;
|
|
|
|
|
|
begin
|
|
cinlinenode:=tcginlinenode;
|
|
end. s
|