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* r6498 for ppc64

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git-svn-id: trunk@6502 -
This commit is contained in:
Jonas Maebe 2007-02-15 21:12:44 +00:00
parent 10ff422d90
commit 9c9684b3a3
2 changed files with 12 additions and 4 deletions
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6
compiler/powerpc64/cgcpu.pas
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@ -1451,7 +1451,8 @@ begin
end; end;
{ create stack frame } { create stack frame }
if (not nostackframe) and (localsize > 0) then begin if (not nostackframe) and (localsize > 0) and
tppcprocinfo(current_procinfo).needstackframe then begin
if (localsize <= high(smallint)) then begin if (localsize <= high(smallint)) then begin
reference_reset_base(href, NR_STACK_POINTER_REG, -localsize); reference_reset_base(href, NR_STACK_POINTER_REG, -localsize);
a_load_store(list, A_STDU, NR_STACK_POINTER_REG, href); a_load_store(list, A_STDU, NR_STACK_POINTER_REG, href);
@ -1580,7 +1581,8 @@ begin
{ CR register not supported } { CR register not supported }
{ restore stack pointer } { restore stack pointer }
if (not nostackframe) and (localsize > 0) then begin if (not nostackframe) and (localsize > 0) and
tppcprocinfo(current_procinfo).needstackframe then begin
if (localsize <= high(smallint)) then begin if (localsize <= high(smallint)) then begin
list.concat(taicpu.op_reg_reg_const(A_ADDI, NR_STACK_POINTER_REG, NR_STACK_POINTER_REG, localsize)); list.concat(taicpu.op_reg_reg_const(A_ADDI, NR_STACK_POINTER_REG, NR_STACK_POINTER_REG, localsize));
end else begin end else begin

8
compiler/powerpc64/cpupi.pas
View File

@ -33,6 +33,8 @@ uses
type type
tppcprocinfo = class(tcgprocinfo) tppcprocinfo = class(tcgprocinfo)
needstackframe: boolean;
{ offset where the frame pointer from the outer procedure is stored. } { offset where the frame pointer from the outer procedure is stored. }
parent_framepointer_offset: longint; parent_framepointer_offset: longint;
constructor create(aparent: tprocinfo); override; constructor create(aparent: tprocinfo); override;
@ -100,9 +102,13 @@ begin
if (pi_do_call in flags) or (tg.lasttemp <> tg.firsttemp) or if (pi_do_call in flags) or (tg.lasttemp <> tg.firsttemp) or
(result > RED_ZONE_SIZE) {or (cs_profile in init_settings.moduleswitches)} then begin (result > RED_ZONE_SIZE) {or (cs_profile in init_settings.moduleswitches)} then begin
result := align(result + tg.lasttemp, ELF_STACK_ALIGN); result := align(result + tg.lasttemp, ELF_STACK_ALIGN);
end; needstackframe:=true;
end else end else
needstackframe:=false;
end else begin
result := align(tg.lasttemp, ELF_STACK_ALIGN); result := align(tg.lasttemp, ELF_STACK_ALIGN);
needstackframe:=result<>0;
end;
end; end;
begin begin