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{ %maxversion=1.0.99 }
{ Old file: tbs0138.pp }
{ with problem, %esi can be crushed and is not restored OK 0.99.6 (PM) }
{program p; uncomment for a crash}
type
tpt=^tpo;
tpo=object
constructor init;
procedure pi1;
procedure pi2;
end;
constructor tpo.init;
begin
end;
procedure tpo.pi1;
begin
end;
procedure tpo.pi2;
begin
end;
procedure crushesi;assembler;
{$ifdef CPUI386}
asm
movl %eax,%esi
end ['EAX','ESI'];
{$endif CPUI386}
{$ifdef CPU68K}
asm
move.l d0,a5
end ['d0','a5'];
{$endif CPU68K}
{$ifdef CPUPOWERPC}
asm
// doesn't matter, there is no static register used anymore for self,
// and self is now loaded on-demand instead of always
li r0,0
li r3,0
li r4,0
li r5,0
li r6,0
li r7,0
li r8,0
li r9,0
li r10,0
li r11,0
li r12,0
end;
{$endif CPUPOWERPC}
{$ifdef CPUARM}
asm
// doesn't matter, there is no static register used anymore for self,
// and self is now loaded on-demand instead of always
mov r0,0
mov r1,0
mov r2,0
mov r3,0
end;
{$endif CPUARM}
var
p1 : tpt;
begin
p1:=new(tpt,init);
with p1^ do
begin
pi1;
crushesi; { After this the %esi should be reloaded from the tempvariable }
pi1;
end;
{ There is here already a tempvar for %esi, why not use it here too ? }
p1^.pi2;
p1^.pi2;
end.
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