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* r2 can be used by the register allocator under Darwin

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* merged the initialisations of the fpu register allocator for AIX and
    SYSV
This commit is contained in:
Jonas Maebe 2005-01-13 22:02:40 +00:00
parent 3b1ecd4f47
commit 74cc20070d
2 changed files with 23 additions and 21 deletions
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32
compiler/powerpc/cgcpu.pas
View File

@ -168,7 +168,7 @@ const
begin
current_procinfo.got:=NR_R31;
rg[R_INTREGISTER]:=trgcpu.create(R_INTREGISTER,R_SUBWHOLE,
[RS_R3,RS_R4,RS_R5,RS_R6,RS_R7,RS_R8,
[RS_R2,RS_R3,RS_R4,RS_R5,RS_R6,RS_R7,RS_R8,
RS_R9,RS_R10,RS_R11,RS_R12,RS_R30,RS_R29,
RS_R28,RS_R27,RS_R26,RS_R25,RS_R24,RS_R23,RS_R22,
RS_R21,RS_R20,RS_R19,RS_R18,RS_R17,RS_R16,RS_R15,
@ -176,7 +176,7 @@ const
end
else
rg[R_INTREGISTER]:=trgcpu.create(R_INTREGISTER,R_SUBWHOLE,
[RS_R3,RS_R4,RS_R5,RS_R6,RS_R7,RS_R8,
[RS_R2,RS_R3,RS_R4,RS_R5,RS_R6,RS_R7,RS_R8,
RS_R9,RS_R10,RS_R11,RS_R12,RS_R31,RS_R30,RS_R29,
RS_R28,RS_R27,RS_R26,RS_R25,RS_R24,RS_R23,RS_R22,
RS_R21,RS_R20,RS_R19,RS_R18,RS_R17,RS_R16,RS_R15,
@ -189,22 +189,11 @@ const
RS_R28,RS_R27,RS_R26,RS_R25,RS_R24,RS_R23,RS_R22,
RS_R21,RS_R20,RS_R19,RS_R18,RS_R17,RS_R16,RS_R15,
RS_R14,RS_R13],first_int_imreg,[]);
case target_info.abi of
abi_powerpc_aix:
rg[R_FPUREGISTER]:=trgcpu.create(R_FPUREGISTER,R_SUBNONE,
[RS_F0,RS_F1,RS_F2,RS_F3,RS_F4,RS_F5,RS_F6,RS_F7,RS_F8,RS_F9,
RS_F10,RS_F11,RS_F12,RS_F13,RS_F31,RS_F30,RS_F29,RS_F28,RS_F27,
RS_F26,RS_F25,RS_F24,RS_F23,RS_F22,RS_F21,RS_F20,RS_F19,RS_F18,
RS_F17,RS_F16,RS_F15,RS_F14],first_fpu_imreg,[]);
abi_powerpc_sysv:
rg[R_FPUREGISTER]:=trgcpu.create(R_FPUREGISTER,R_SUBNONE,
[RS_F0,RS_F1,RS_F2,RS_F3,RS_F4,RS_F5,RS_F6,RS_F7,RS_F8,RS_F9,
RS_F31,RS_F30,RS_F29,RS_F28,RS_F27,RS_F26,RS_F25,RS_F24,RS_F23,
RS_F22,RS_F21,RS_F20,RS_F19,RS_F18,RS_F17,RS_F16,RS_F15,RS_F14,
RS_F13,RS_F12,RS_F11,RS_F10],first_fpu_imreg,[]);
else
internalerror(2003122903);
end;
rg[R_FPUREGISTER]:=trgcpu.create(R_FPUREGISTER,R_SUBNONE,
[RS_F0,RS_F1,RS_F2,RS_F3,RS_F4,RS_F5,RS_F6,RS_F7,RS_F8,RS_F9,
RS_F10,RS_F11,RS_F12,RS_F13,RS_F31,RS_F30,RS_F29,RS_F28,RS_F27,
RS_F26,RS_F25,RS_F24,RS_F23,RS_F22,RS_F21,RS_F20,RS_F19,RS_F18,
RS_F17,RS_F16,RS_F15,RS_F14],first_fpu_imreg,[]);
{$warning FIX ME}
rg[R_MMREGISTER]:=trgcpu.create(R_MMREGISTER,R_SUBNONE,
[RS_M0,RS_M1,RS_M2],first_mm_imreg,[]);
@ -2358,7 +2347,12 @@ begin
end.
{
$Log$
Revision 1.191 2005-01-10 21:50:05 jonas
Revision 1.192 2005-01-13 22:02:40 jonas
* r2 can be used by the register allocator under Darwin
* merged the initialisations of the fpu register allocator for AIX and
SYSV
Revision 1.191 2005/01/10 21:50:05 jonas
+ support for passing records in registers under darwin
* tcgpara now also has an intsize field, which contains the size in
bytes of the whole parameter

12
compiler/powerpc/cpupara.pas
View File

@ -64,7 +64,10 @@ unit cpupara;
function tppcparamanager.get_volatile_registers_int(calloption : tproccalloption):tcpuregisterset;
begin
result := [RS_R3..RS_R12];
if (target_info.system = system_powerpc_darwin) then
result := [RS_R2..RS_R12]
else
result := [RS_R3..RS_R12];
end;
@ -657,7 +660,12 @@ begin
end.
{
$Log$
Revision 1.82 2005-01-13 19:32:08 jonas
Revision 1.83 2005-01-13 22:02:40 jonas
* r2 can be used by the register allocator under Darwin
* merged the initialisations of the fpu register allocator for AIX and
SYSV
Revision 1.82 2005/01/13 19:32:08 jonas
* fixed copy_value_on_stack() for AIX abi
+ added support for passing empty record parameters