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* fixed stm and ldm to be usable with preindex operand

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This commit is contained in:
florian 2003-09-06 11:21:49 +00:00
parent ce46a4fe31
commit bd6bf8ac94
3 changed files with 43 additions and 11 deletions
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12
compiler/arm/aasmcpu.pas
View File

@ -51,7 +51,8 @@ uses
constructor op_reg_reg(op : tasmop;_op1,_op2 : tregister);
constructor op_reg_ref(op : tasmop;_op1 : tregister;const _op2 : treference);
constructor op_reg_const(op:tasmop; _op1: tregister; _op2: longint);
constructor op_reg_regset(op:tasmop; _op1: tregister; _op2: tsuperregisterset);
constructor op_ref_regset(op:tasmop; _op1: treference; _op2: tsuperregisterset);
constructor op_reg_reg_reg(op : tasmop;_op1,_op2,_op3 : tregister);
constructor op_reg_reg_const(op : tasmop;_op1,_op2 : tregister; _op3: Longint);
@ -170,11 +171,11 @@ implementation
end;
constructor taicpu.op_reg_regset(op:tasmop; _op1: tregister; _op2: tsuperregisterset);
constructor taicpu.op_ref_regset(op:tasmop; _op1: treference; _op2: tsuperregisterset);
begin
inherited create(op);
ops:=2;
loadreg(0,_op1);
loadref(0,_op1);
loadregset(1,_op2);
end;
@ -365,7 +366,10 @@ implementation
end.
{
$Log$
Revision 1.10 2003-09-04 21:07:03 florian
Revision 1.11 2003-09-06 11:21:49 florian
* fixed stm and ldm to be usable with preindex operand
Revision 1.10 2003/09/04 21:07:03 florian
* ARM compiler compiles again
Revision 1.9 2003/09/04 00:15:29 florian

17
compiler/arm/agarmgas.pas
View File

@ -203,7 +203,17 @@ unit agarmgas;
// debug code
// writeln(s);
// writeln(taicpu(hp).fileinfo.line);
s:=s+sep+getopstr(taicpu(hp).oper[i]);
{ LDM and STM use references as first operand but they are written like a register }
if (i=0) and (op in [A_LDM,A_STM]) then
begin
s:=s+sep+gas_regname(taicpu(hp).oper[0].ref^.index);
if taicpu(hp).oper[0].ref^.addressmode=AM_PREINDEXED then
s:=s+'!';
end
else
s:=s+sep+getopstr(taicpu(hp).oper[i]);
sep:=',';
end;
end;
@ -216,7 +226,10 @@ begin
end.
{
$Log$
Revision 1.10 2003-09-05 23:57:01 florian
Revision 1.11 2003-09-06 11:21:49 florian
* fixed stm and ldm to be usable with preindex operand
Revision 1.10 2003/09/05 23:57:01 florian
* arm is working again as before the new register naming scheme was implemented
Revision 1.9 2003/09/04 00:15:29 florian

25
compiler/arm/cgcpu.pas
View File

@ -694,6 +694,8 @@ unit cgcpu;
procedure tcgarm.g_stackframe_entry(list : taasmoutput;localsize : longint);
var
ref : treference;
begin
LocalSize:=align(LocalSize,4);
@ -702,8 +704,11 @@ unit cgcpu;
a_reg_alloc(list,NR_R12);
list.concat(taicpu.op_reg_reg(A_MOV,NR_R12,NR_STACK_POINTER_REG));
{ restore int registers and return }
list.concat(setoppostfix(taicpu.op_reg_regset(A_STM,NR_STACK_POINTER_REG,rg.used_in_proc_int-[RS_R0..RS_R3]+[RS_R11,RS_R12,RS_R15]),PF_FD));
{ save int registers }
reference_reset(ref);
ref.index:=NR_STACK_POINTER_REG;
ref.addressmode:=AM_PREINDEXED;
list.concat(setoppostfix(taicpu.op_ref_regset(A_STM,ref,rg.used_in_proc_int-[RS_R0..RS_R3]+[RS_R11,RS_R12,RS_R15]),PF_FD));
list.concat(taicpu.op_reg_reg_const(A_SUB,NR_FRAME_POINTER_REG,NR_R12,4));
a_reg_alloc(list,NR_R12);
@ -714,12 +719,19 @@ unit cgcpu;
procedure tcgarm.g_return_from_proc(list : taasmoutput;parasize : aword);
var
ref : treference;
begin
if (current_procinfo.framepointer=NR_STACK_POINTER_REG) then
list.concat(taicpu.op_reg_reg(A_MOV,NR_R15,NR_R14))
else
{ restore int registers and return }
list.concat(setoppostfix(taicpu.op_reg_regset(A_LDM,NR_R11,rg.used_in_proc_int-[RS_R0..RS_R3]+[RS_R11,RS_R13,RS_R15]),PF_EA));
begin
{ restore int registers and return }
reference_reset(ref);
ref.index:=NR_FRAME_POINTER_REG;
ref.addressmode:=AM_PREINDEXED;
list.concat(setoppostfix(taicpu.op_ref_regset(A_LDM,ref,rg.used_in_proc_int-[RS_R0..RS_R3]+[RS_R11,RS_R13,RS_R15]),PF_EA));
end;
end;
@ -1082,7 +1094,10 @@ begin
end.
{
$Log$
Revision 1.15 2003-09-05 23:57:01 florian
Revision 1.16 2003-09-06 11:21:50 florian
* fixed stm and ldm to be usable with preindex operand
Revision 1.15 2003/09/05 23:57:01 florian
* arm is working again as before the new register naming scheme was implemented
Revision 1.14 2003/09/04 21:07:03 florian