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+ a_bit_scan_reg_reg gets a flag if src cannot be zero: this simplifies the generated code

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florian 2025-02-08 14:26:50 +01:00
parent b5254fbeb4
commit b2f6214b33
15 changed files with 43 additions and 36 deletions
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20
compiler/aarch64/cgcpu.pas
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@ -84,7 +84,7 @@ interface
procedure a_opmm_reg_reg(list: TAsmList; Op: TOpCG; size: tcgsize; src, dst: tregister; shuffle: pmmshuffle); override; procedure a_opmm_reg_reg(list: TAsmList; Op: TOpCG; size: tcgsize; src, dst: tregister; shuffle: pmmshuffle); override;
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); override; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); override;
{ comparison operations } { comparison operations }
procedure a_cmp_const_reg_label(list: TAsmList; size: tcgsize; cmp_op: topcmp; a: tcgint; reg: tregister; l: tasmlabel);override; procedure a_cmp_const_reg_label(list: TAsmList; size: tcgsize; cmp_op: topcmp; a: tcgint; reg: tregister; l: tasmlabel);override;
procedure a_cmp_reg_reg_label(list: TAsmList; size: tcgsize; cmp_op: topcmp; reg1, reg2: tregister; l: tasmlabel);override; procedure a_cmp_reg_reg_label(list: TAsmList; size: tcgsize; cmp_op: topcmp; reg1, reg2: tregister; l: tasmlabel);override;
@ -1292,7 +1292,7 @@ implementation
end; end;
procedure tcgaarch64.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); procedure tcgaarch64.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister);
var var
bitsize: longint; bitsize: longint;
begin begin
@ -1304,8 +1304,9 @@ implementation
begin begin
bitsize:=32; bitsize:=32;
end; end;
{ source is 0 -> dst will have to become 255 } if not(not_zero) then
list.concat(taicpu.op_reg_const(A_CMP,src,0)); { source is 0 -> dst will have to become 255 }
list.concat(taicpu.op_reg_const(A_CMP,src,0));
if reverse then if reverse then
begin begin
list.Concat(taicpu.op_reg_reg(A_CLZ,makeregsize(dst,srcsize),src)); list.Concat(taicpu.op_reg_reg(A_CLZ,makeregsize(dst,srcsize),src));
@ -1319,10 +1320,13 @@ implementation
list.Concat(taicpu.op_reg_reg(A_CLZ,dst,dst)); list.Concat(taicpu.op_reg_reg(A_CLZ,dst,dst));
end; end;
{ set dst to -1 if src was 0 } { set dst to -1 if src was 0 }
list.Concat(taicpu.op_reg_reg_reg_cond(A_CSINV,dst,dst,makeregsize(NR_XZR,dstsize),C_NE)); if not(not_zero) then
{ mask the -1 to 255 if src was 0 (anyone find a two-instruction begin
branch-free version? All of mine are 3...) } list.Concat(taicpu.op_reg_reg_reg_cond(A_CSINV,dst,dst,makeregsize(NR_XZR,dstsize),C_NE));
list.Concat(taicpu.op_reg_reg(A_UXTB,makeregsize(dst,OS_32),makeregsize(dst,OS_32))); { mask the -1 to 255 if src was 0 (anyone find a two-instruction
branch-free version? All of mine are 3...) }
list.Concat(taicpu.op_reg_reg(A_UXTB,makeregsize(dst,OS_32),makeregsize(dst,OS_32)));
end;
end; end;

4
compiler/arm/cgcpu.pas
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@ -106,7 +106,7 @@ unit cgcpu;
procedure a_opmm_reg_reg(list: TAsmList; Op: TOpCG; size : tcgsize;src,dst: tregister;shuffle : pmmshuffle); override; procedure a_opmm_reg_reg(list: TAsmList; Op: TOpCG; size : tcgsize;src,dst: tregister;shuffle : pmmshuffle); override;
{ Transform unsupported methods into Internal errors } { Transform unsupported methods into Internal errors }
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: TCGSize; src, dst: TRegister); override; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: TCGSize; src, dst: TRegister); override;
{ try to generate optimized 32 Bit multiplication, returns true if successful generated } { try to generate optimized 32 Bit multiplication, returns true if successful generated }
function try_optimized_mul32_const_reg_reg(list: TAsmList; a: tcgint; src, dst: tregister) : boolean; function try_optimized_mul32_const_reg_reg(list: TAsmList; a: tcgint; src, dst: tregister) : boolean;
@ -1827,7 +1827,7 @@ unit cgcpu;
end; end;
procedure tbasecgarm.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: TCGSize; src, dst: TRegister); procedure tbasecgarm.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: TCGSize; src, dst: TRegister);
begin begin
if reverse then if reverse then
begin begin

4
compiler/cghlcpu.pas
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@ -65,14 +65,14 @@ uses
procedure a_cmp_reg_reg_label(list: TAsmList; size: tcgsize; cmp_op: topcmp; reg1, reg2: tregister; l: tasmlabel); override; procedure a_cmp_reg_reg_label(list: TAsmList; size: tcgsize; cmp_op: topcmp; reg1, reg2: tregister; l: tasmlabel); override;
procedure a_call_reg(list: TAsmList; reg: tregister); override; procedure a_call_reg(list: TAsmList; reg: tregister); override;
procedure a_call_name(list: TAsmList; const s: string; weak: boolean); override; procedure a_call_name(list: TAsmList; const s: string; weak: boolean); override;
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); override; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); override;
end; end;
implementation implementation
{ thlbasecgcpu } { thlbasecgcpu }
procedure thlbasecgcpu.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); procedure thlbasecgcpu.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister);
begin begin
internalerror(2012042801); internalerror(2012042801);
end; end;

4
compiler/cgobj.pas
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@ -267,7 +267,7 @@ unit cgobj;
procedure a_loadaddr_ref_reg(list : TAsmList;const ref : treference;r : tregister);virtual; abstract; procedure a_loadaddr_ref_reg(list : TAsmList;const ref : treference;r : tregister);virtual; abstract;
{ bit scan instructions } { bit scan instructions }
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); virtual; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); virtual;
{ Multiplication with doubling result size. { Multiplication with doubling result size.
dstlo or dsthi may be NR_NO, in which case corresponding half of result is discarded. } dstlo or dsthi may be NR_NO, in which case corresponding half of result is discarded. }
@ -3026,7 +3026,7 @@ implementation
end; end;
procedure tcg.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); procedure tcg.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister);
begin begin
internalerror(2014070601); internalerror(2014070601);
end; end;

6
compiler/hlcg2ll.pas
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@ -171,7 +171,7 @@ unit hlcg2ll;
procedure a_loadaddr_ref_reg(list : TAsmList;fromsize, tosize : tdef;const ref : treference;r : tregister);override; procedure a_loadaddr_ref_reg(list : TAsmList;fromsize, tosize : tdef;const ref : treference;r : tregister);override;
{ bit scan instructions } { bit scan instructions }
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tdef; src, dst: tregister); override; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tdef; src, dst: tregister); override;
{ fpu move instructions } { fpu move instructions }
procedure a_loadfpu_reg_reg(list: TAsmList; fromsize, tosize: tdef; reg1, reg2: tregister); override; procedure a_loadfpu_reg_reg(list: TAsmList; fromsize, tosize: tdef; reg1, reg2: tregister); override;
@ -586,9 +586,9 @@ implementation
cg.a_loadaddr_ref_reg(list,ref,r); cg.a_loadaddr_ref_reg(list,ref,r);
end; end;
procedure thlcg2ll.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tdef; src, dst: tregister); procedure thlcg2ll.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tdef; src, dst: tregister);
begin begin
cg.a_bit_scan_reg_reg(list,reverse,def_cgsize(srcsize),def_cgsize(dstsize),src,dst); cg.a_bit_scan_reg_reg(list,reverse,not_zero,def_cgsize(srcsize),def_cgsize(dstsize),src,dst);
end; end;
procedure thlcg2ll.a_loadfpu_reg_reg(list: TAsmList; fromsize, tosize: tdef; reg1, reg2: tregister); procedure thlcg2ll.a_loadfpu_reg_reg(list: TAsmList; fromsize, tosize: tdef; reg1, reg2: tregister);

2
compiler/hlcgobj.pas
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@ -310,7 +310,7 @@ unit hlcgobj;
public public
{ bit scan instructions (still need transformation to thlcgobj) } { bit scan instructions (still need transformation to thlcgobj) }
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tdef; src, dst: tregister); virtual; abstract; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tdef; src, dst: tregister); virtual; abstract;
{ fpu move instructions } { fpu move instructions }
procedure a_loadfpu_reg_reg(list: TAsmList; fromsize, tosize: tdef; reg1, reg2: tregister); virtual; abstract; procedure a_loadfpu_reg_reg(list: TAsmList; fromsize, tosize: tdef; reg1, reg2: tregister); virtual; abstract;

4
compiler/jvm/hlcgcpu.pas
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@ -114,7 +114,7 @@ uses
procedure gen_exit_code(list: TAsmList); override; procedure gen_exit_code(list: TAsmList); override;
{ unimplemented/unnecessary routines } { unimplemented/unnecessary routines }
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tdef; src, dst: tregister); override; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tdef; src, dst: tregister); override;
procedure a_loadmm_loc_reg(list: TAsmList; fromsize, tosize: tdef; const loc: tlocation; const reg: tregister; shuffle: pmmshuffle); override; procedure a_loadmm_loc_reg(list: TAsmList; fromsize, tosize: tdef; const loc: tlocation; const reg: tregister; shuffle: pmmshuffle); override;
procedure a_loadmm_reg_reg(list: TAsmList; fromsize, tosize: tdef; reg1, reg2: tregister; shuffle: pmmshuffle); override; procedure a_loadmm_reg_reg(list: TAsmList; fromsize, tosize: tdef; reg1, reg2: tregister; shuffle: pmmshuffle); override;
procedure a_loadmm_ref_reg(list: TAsmList; fromsize, tosize: tdef; const ref: treference; reg: tregister; shuffle: pmmshuffle); override; procedure a_loadmm_ref_reg(list: TAsmList; fromsize, tosize: tdef; const ref: treference; reg: tregister; shuffle: pmmshuffle); override;
@ -1898,7 +1898,7 @@ implementation
{ nothing } { nothing }
end; end;
procedure thlcgjvm.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tdef; src, dst: tregister); procedure thlcgjvm.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tdef; src, dst: tregister);
begin begin
internalerror(2012090201); internalerror(2012090201);
end; end;

4
compiler/llvm/hlcgllvm.pas
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@ -145,7 +145,7 @@ uses
{$endif cpuflags} {$endif cpuflags}
{ unimplemented or unnecessary routines } { unimplemented or unnecessary routines }
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tdef; src, dst: tregister); override; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tdef; src, dst: tregister); override;
procedure g_stackpointer_alloc(list: TAsmList; size: longint); override; procedure g_stackpointer_alloc(list: TAsmList; size: longint); override;
procedure g_intf_wrapper(list: TAsmList; procdef: tprocdef; const labelname: string; ioffset: longint); override; procedure g_intf_wrapper(list: TAsmList; procdef: tprocdef; const labelname: string; ioffset: longint); override;
procedure g_adjust_self_value(list: TAsmList; procdef: tprocdef; ioffset: aint); override; procedure g_adjust_self_value(list: TAsmList; procdef: tprocdef; ioffset: aint); override;
@ -2019,7 +2019,7 @@ implementation
end; end;
procedure thlcgllvm.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tdef; src, dst: tregister); procedure thlcgllvm.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tdef; src, dst: tregister);
begin begin
internalerror(2012090201); internalerror(2012090201);
end; end;

4
compiler/loongarch64/cgcpu.pas
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@ -57,7 +57,7 @@ unit cgcpu;
procedure a_loadaddr_ref_reg(list : TAsmList;const ref : treference;r : tregister);override; procedure a_loadaddr_ref_reg(list : TAsmList;const ref : treference;r : tregister);override;
{ bit scan instructions } { bit scan instructions }
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); override; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); override;
{ fpu move instructions } { fpu move instructions }
procedure a_loadfpu_reg_reg(list: TAsmList; fromsize, tosize: tcgsize; reg1, reg2: tregister); override; procedure a_loadfpu_reg_reg(list: TAsmList; fromsize, tosize: tcgsize; reg1, reg2: tregister); override;
@ -512,7 +512,7 @@ implementation
end; end;
procedure tcgloongarch64.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); procedure tcgloongarch64.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister);
begin begin
internalerror(2022111943); internalerror(2022111943);
end; end;

7
compiler/ncginl.pas
View File

@ -81,7 +81,7 @@ implementation
aasmbase,aasmdata, aasmbase,aasmdata,
cgbase,pass_2, cgbase,pass_2,
cpubase,procinfo, cpubase,procinfo,
ncon,ncal, nadd,ncon,ncal,
tgobj,ncgutil, tgobj,ncgutil,
cgutils,cgobj,hlcgobj, cgutils,cgobj,hlcgobj,
defcmp defcmp
@ -994,10 +994,13 @@ implementation
procedure tcginlinenode.second_BsfBsr; procedure tcginlinenode.second_BsfBsr;
var var
not_zero,
reverse: boolean; reverse: boolean;
opsize: tcgsize; opsize: tcgsize;
begin begin
reverse:=(inlinenumber = in_bsr_x); reverse:=(inlinenumber = in_bsr_x);
not_zero:=(left.nodetype=orn) and (((is_constintnode(taddnode(left).left) and (tordconstnode(taddnode(left).left).value<>0))) or
((is_constintnode(taddnode(left).right) and (tordconstnode(taddnode(left).right).value<>0))));
secondpass(left); secondpass(left);
opsize:=tcgsize2unsigned[left.location.size]; opsize:=tcgsize2unsigned[left.location.size];
@ -1006,7 +1009,7 @@ implementation
location_reset(location,LOC_REGISTER,def_cgsize(resultdef)); location_reset(location,LOC_REGISTER,def_cgsize(resultdef));
location.register:=cg.getintregister(current_asmdata.CurrAsmList,location.size); location.register:=cg.getintregister(current_asmdata.CurrAsmList,location.size);
cg.a_bit_scan_reg_reg(current_asmdata.CurrAsmList,reverse,opsize,location.size,left.location.register,location.register); cg.a_bit_scan_reg_reg(current_asmdata.CurrAsmList,reverse,not_zero,opsize,location.size,left.location.register,location.register);
end; end;

4
compiler/ppcgen/cgppc.pas
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@ -35,7 +35,7 @@ unit cgppc;
tcgppcgen = class(tcg) tcgppcgen = class(tcg)
procedure a_loadaddr_ref_cgpara(list : TAsmList;const r : treference;const paraloc : tcgpara); override; procedure a_loadaddr_ref_cgpara(list : TAsmList;const r : treference;const paraloc : tcgpara); override;
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); override; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); override;
procedure a_call_reg(list : TAsmList;reg: tregister); override; procedure a_call_reg(list : TAsmList;reg: tregister); override;
@ -205,7 +205,7 @@ unit cgppc;
end; end;
procedure tcgppcgen.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); procedure tcgppcgen.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister);
var var
tmpreg: tregister; tmpreg: tregister;
cntlzop: tasmop; cntlzop: tasmop;

4
compiler/riscv/cgrv.pas
View File

@ -35,7 +35,7 @@ unit cgrv;
tcgrv = class(tcg) tcgrv = class(tcg)
procedure a_loadaddr_ref_cgpara(list : TAsmList;const r : treference;const paraloc : tcgpara); override; procedure a_loadaddr_ref_cgpara(list : TAsmList;const r : treference;const paraloc : tcgpara); override;
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); override; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); override;
procedure a_call_reg(list : TAsmList;reg: tregister); override; procedure a_call_reg(list : TAsmList;reg: tregister); override;
procedure a_call_name(list : TAsmList;const s : string; weak: boolean); override; procedure a_call_name(list : TAsmList;const s : string; weak: boolean); override;
@ -196,7 +196,7 @@ unit cgrv;
end; end;
procedure tcgrv.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister); procedure tcgrv.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tcgsize; src, dst: TRegister);
begin begin
internalerror(2016060401); internalerror(2016060401);
end; end;

4
compiler/wasm32/hlcgcpu.pas
View File

@ -133,7 +133,7 @@ uses
procedure gen_stack_check_call(list: TAsmList); override; procedure gen_stack_check_call(list: TAsmList); override;
{ unimplemented/unnecessary routines } { unimplemented/unnecessary routines }
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tdef; src, dst: tregister); override; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tdef; src, dst: tregister); override;
procedure a_loadmm_loc_reg(list: TAsmList; fromsize, tosize: tdef; const loc: tlocation; const reg: tregister; shuffle: pmmshuffle); override; procedure a_loadmm_loc_reg(list: TAsmList; fromsize, tosize: tdef; const loc: tlocation; const reg: tregister; shuffle: pmmshuffle); override;
procedure a_loadmm_reg_reg(list: TAsmList; fromsize, tosize: tdef; reg1, reg2: tregister; shuffle: pmmshuffle); override; procedure a_loadmm_reg_reg(list: TAsmList; fromsize, tosize: tdef; reg1, reg2: tregister; shuffle: pmmshuffle); override;
procedure a_loadmm_ref_reg(list: TAsmList; fromsize, tosize: tdef; const ref: treference; reg: tregister; shuffle: pmmshuffle); override; procedure a_loadmm_ref_reg(list: TAsmList; fromsize, tosize: tdef; const ref: treference; reg: tregister; shuffle: pmmshuffle); override;
@ -2446,7 +2446,7 @@ implementation
inherited; inherited;
end; end;
procedure thlcgwasm.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: tdef; src, dst: tregister); procedure thlcgwasm.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: tdef; src, dst: tregister);
begin begin
internalerror(2012090201); internalerror(2012090201);
end; end;

4
compiler/x86/cgx86.pas
View File

@ -84,7 +84,7 @@ unit cgx86;
procedure a_loadaddr_ref_reg(list : TAsmList;const ref : treference;r : tregister);override; procedure a_loadaddr_ref_reg(list : TAsmList;const ref : treference;r : tregister);override;
{ bit scan instructions } { bit scan instructions }
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: TCGSize; src, dst: TRegister); override; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: TCGSize; src, dst: TRegister); override;
{ fpu move instructions } { fpu move instructions }
procedure a_loadfpu_reg_reg(list: TAsmList; fromsize, tosize: tcgsize; reg1, reg2: tregister); override; procedure a_loadfpu_reg_reg(list: TAsmList; fromsize, tosize: tcgsize; reg1, reg2: tregister); override;
@ -2473,7 +2473,7 @@ unit cgx86;
list.concat(taicpu.op_ref(TOpCG2AsmOp[op],tcgsize2opsize[size],tmpref)); list.concat(taicpu.op_ref(TOpCG2AsmOp[op],tcgsize2opsize[size],tmpref));
end; end;
procedure tcgx86.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: TCGSize; src, dst: TRegister); procedure tcgx86.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: TCGSize; src, dst: TRegister);
var var
tmpreg: tregister; tmpreg: tregister;
opsize: topsize; opsize: topsize;

4
compiler/xtensa/cgcpu.pas
View File

@ -68,7 +68,7 @@ interface
procedure a_cmp_reg_reg_label(list: TAsmList; size: tcgsize; cmp_op: topcmp; reg1, reg2: tregister; l: tasmlabel);override; procedure a_cmp_reg_reg_label(list: TAsmList; size: tcgsize; cmp_op: topcmp; reg1, reg2: tregister; l: tasmlabel);override;
procedure a_jmp_always(list: TAsmList; l: TAsmLabel);override; procedure a_jmp_always(list: TAsmList; l: TAsmLabel);override;
procedure a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: TCGSize; src, dst: TRegister);override; procedure a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: TCGSize; src, dst: TRegister);override;
procedure g_flags2reg(list: TAsmList; size: TCgSize; const f: tresflags; reg: TRegister);override; procedure g_flags2reg(list: TAsmList; size: TCgSize; const f: tresflags; reg: TRegister);override;
@ -1320,7 +1320,7 @@ implementation
end; end;
procedure tcgcpu.a_bit_scan_reg_reg(list: TAsmList; reverse: boolean; srcsize, dstsize: TCGSize; src, dst: TRegister); procedure tcgcpu.a_bit_scan_reg_reg(list: TAsmList; reverse,not_zero: boolean; srcsize, dstsize: TCGSize; src, dst: TRegister);
var var
ai: taicpu; ai: taicpu;
tmpreg: TRegister; tmpreg: TRegister;