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* include accumulator in regs_to_push list

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This commit is contained in:
peter 2002-09-01 18:43:27 +00:00
parent b65dedc9e4
commit 5ab0e99252
2 changed files with 32 additions and 20 deletions
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28
compiler/i386/n386cal.pas
View File

@ -402,8 +402,16 @@ implementation
else else
iolabel:=nil; iolabel:=nil;
{ save all used registers } { save all used registers and possible registers
used for the return value }
regs_to_push := tprocdef(procdefinition).usedregisters; regs_to_push := tprocdef(procdefinition).usedregisters;
if (not is_void(resulttype.def)) and
(not paramanager.ret_in_param(resulttype.def)) then
begin
include(regs_to_push,accumulator);
if resulttype.def.size>sizeof(aword) then
include(regs_to_push,accumulatorhigh);
end;
rg.saveusedregisters(exprasmlist,pushed,regs_to_push); rg.saveusedregisters(exprasmlist,pushed,regs_to_push);
{ give used registers through } { give used registers through }
@ -1035,10 +1043,9 @@ implementation
rg.saveregvars(exprasmlist,ALL_REGISTERS); rg.saveregvars(exprasmlist,ALL_REGISTERS);
if hregister<>R_NO then if hregister<>R_NO then
reference_reset_base(href,hregister,0) cg.a_call_reg(exprasmlist,hregister)
else else
href:=right.location.reference; cg.a_call_ref(exprasmlist,right.location.reference);
cg.a_call_ref(exprasmlist,href);
if hregister<>R_NO then if hregister<>R_NO then
cg.free_scratch_reg(exprasmlist,hregister); cg.free_scratch_reg(exprasmlist,hregister);
@ -1190,16 +1197,8 @@ implementation
if cgsize in [OS_64,OS_S64] then if cgsize in [OS_64,OS_S64] then
begin begin
cg.a_reg_alloc(exprasmlist,accumulatorhigh); cg.a_reg_alloc(exprasmlist,accumulatorhigh);
if accumulatorhigh in rg.unusedregsint then
begin
location.registerhigh:=rg.getexplicitregisterint(exprasmlist,accumulatorhigh); location.registerhigh:=rg.getexplicitregisterint(exprasmlist,accumulatorhigh);
location.registerlow:=rg.getexplicitregisterint(exprasmlist,accumulator); location.registerlow:=rg.getexplicitregisterint(exprasmlist,accumulator);
end
else
begin
location.registerhigh:=rg.getexplicitregisterint(exprasmlist,accumulatorhigh);
location.registerlow:=rg.getexplicitregisterint(exprasmlist,accumulator);
end;
cg64.a_load64_reg_reg(exprasmlist,joinreg64(accumulator,accumulatorhigh), cg64.a_load64_reg_reg(exprasmlist,joinreg64(accumulator,accumulatorhigh),
location.register64); location.register64);
end end
@ -1308,7 +1307,10 @@ begin
end. end.
{ {
$Log$ $Log$
Revision 1.68 2002-09-01 12:13:00 peter Revision 1.69 2002-09-01 18:43:27 peter
* include accumulator in regs_to_push list
Revision 1.68 2002/09/01 12:13:00 peter
* use a_call_reg * use a_call_reg
* ungetiftemp for procvar of object temp * ungetiftemp for procvar of object temp

20
compiler/ncgcal.pas
View File

@ -406,8 +406,16 @@ implementation
else else
iolabel:=nil; iolabel:=nil;
{ save all used registers } { save all used registers and possible registers
used for the return value }
regs_to_push := tprocdef(procdefinition).usedregisters; regs_to_push := tprocdef(procdefinition).usedregisters;
if (not is_void(resulttype.def)) and
(not paramanager.ret_in_param(resulttype.def)) then
begin
include(regs_to_push,accumulator);
if resulttype.def.size>sizeof(aword) then
include(regs_to_push,accumulatorhigh);
end;
rg.saveusedregisters(exprasmlist,pushed,regs_to_push); rg.saveusedregisters(exprasmlist,pushed,regs_to_push);
{ give used registers through } { give used registers through }
@ -1014,10 +1022,9 @@ implementation
rg.saveregvars(exprasmlist,ALL_REGISTERS); rg.saveregvars(exprasmlist,ALL_REGISTERS);
if hregister<>R_NO then if hregister<>R_NO then
reference_reset_base(href,hregister,0) cg.a_call_reg(exprasmlist,hregister)
else else
href:=right.location.reference; cg.a_call_ref(exprasmlist,right.location.reference);
cg.a_call_ref(exprasmlist,href);
if hregister<>R_NO then if hregister<>R_NO then
cg.free_scratch_reg(exprasmlist,hregister); cg.free_scratch_reg(exprasmlist,hregister);
@ -1469,7 +1476,10 @@ begin
end. end.
{ {
$Log$ $Log$
Revision 1.17 2002-09-01 12:13:00 peter Revision 1.18 2002-09-01 18:43:27 peter
* include accumulator in regs_to_push list
Revision 1.17 2002/09/01 12:13:00 peter
* use a_call_reg * use a_call_reg
* ungetiftemp for procvar of object temp * ungetiftemp for procvar of object temp