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* fixed assembling of fisttp of sse3 instruction set

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+ sse3 optimized trunc() using fisttp
+ -Cfsse3 for x86-64

git-svn-id: trunk@8962 -
This commit is contained in:
florian 2007-10-27 20:50:46 +00:00
parent 0ae5dedbc2
commit f32831c44a
6 changed files with 52 additions and 39 deletions
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16
compiler/i386/i386tab.inc
View File

@ -1509,23 +1509,23 @@
opcode : A_FISTTP;
ops : 1;
optypes : (ot_memory or ot_bits32,ot_none,ot_none);
code : #192#211#1#221#129;
flags : if_prescott or if_fpu
),
(
opcode : A_FISTTP;
ops : 1;
optypes : (ot_memory or ot_bits16,ot_none,ot_none);
code : #192#211#1#219#129;
flags : if_prescott or if_fpu
),
(
opcode : A_FISTTP;
ops : 1;
optypes : (ot_memory or ot_bits64,ot_none,ot_none);
optypes : (ot_memory or ot_bits16,ot_none,ot_none);
code : #192#211#1#223#129;
flags : if_prescott or if_fpu
),
(
opcode : A_FISTTP;
ops : 1;
optypes : (ot_memory or ot_bits64,ot_none,ot_none);
code : #192#211#1#221#129;
flags : if_prescott or if_fpu
),
(
opcode : A_FISUB;
ops : 1;

6
compiler/x86/cgx86.pas
View File

@ -573,7 +573,7 @@ unit cgx86;
if (target_info.system<>system_i386_darwin) then
list.concat(taicpu.op_sym(A_JMP,S_NO,current_asmdata.RefAsmSymbol(s)))
else
begin
begin
reference_reset_symbol(r,get_darwin_call_stub(s),0);
r.refaddr:=addr_full;
list.concat(taicpu.op_ref(A_JMP,S_NO,r));
@ -1014,7 +1014,7 @@ unit cgx86;
tmpref:=ref;
make_simple_ref(list,tmpref);
if shuffle=nil then
list.concat(taicpu.op_ref_reg(A_MOVQ,S_NO,tmpref,reg))
list.concat(taicpu.op_ref_reg(A_MOVDQU,S_NO,tmpref,reg))
else if shufflescalar(shuffle) then
list.concat(taicpu.op_ref_reg(get_scalar_mm_op(fromsize,tosize),S_NO,tmpref,reg))
else
@ -1030,7 +1030,7 @@ unit cgx86;
tmpref:=ref;
make_simple_ref(list,tmpref);
if shuffle=nil then
list.concat(taicpu.op_reg_ref(A_MOVQ,S_NO,reg,tmpref))
list.concat(taicpu.op_reg_ref(A_MOVDQU,S_NO,reg,tmpref))
else if shufflescalar(shuffle) then
begin
if tosize<>fromsize then

41
compiler/x86/nx86inl.pas
View File

@ -282,7 +282,8 @@ implementation
tempreg : tregister;
begin
{$ifdef x86_64}
if use_sse(left.resultdef) then
if use_sse(left.resultdef) and
not((location.left=LOC_FPUREGISTER) and (current_settings.fputype>=fpu_sse3) then
begin
secondpass(left);
location_force_mmregscalar(current_asmdata.CurrAsmList,left.location,false);
@ -300,20 +301,30 @@ implementation
else
{$endif x86_64}
begin
tg.GetTemp(current_asmdata.CurrAsmList,2,tt_normal,oldcw);
tg.GetTemp(current_asmdata.CurrAsmList,2,tt_normal,newcw);
emit_ref(A_FNSTCW,S_NO,newcw);
emit_ref(A_FNSTCW,S_NO,oldcw);
emit_const_ref(A_OR,S_W,$0f00,newcw);
load_fpu_location;
emit_ref(A_FLDCW,S_NO,newcw);
location_reset(location,LOC_REFERENCE,OS_S64);
tg.GetTempTyped(current_asmdata.CurrAsmList,resultdef,tt_normal,location.reference);
emit_ref(A_FISTP,S_IQ,location.reference);
emit_ref(A_FLDCW,S_NO,oldcw);
emit_none(A_FWAIT,S_NO);
tg.UnGetTemp(current_asmdata.CurrAsmList,oldcw);
tg.UnGetTemp(current_asmdata.CurrAsmList,newcw);
if (current_settings.fputype>=fpu_sse3) then
begin
load_fpu_location;
location_reset(location,LOC_REFERENCE,OS_S64);
tg.GetTempTyped(current_asmdata.CurrAsmList,resultdef,tt_normal,location.reference);
emit_ref(A_FISTTP,S_IQ,location.reference);
end
else
begin
tg.GetTemp(current_asmdata.CurrAsmList,2,tt_normal,oldcw);
tg.GetTemp(current_asmdata.CurrAsmList,2,tt_normal,newcw);
emit_ref(A_FNSTCW,S_NO,newcw);
emit_ref(A_FNSTCW,S_NO,oldcw);
emit_const_ref(A_OR,S_W,$0f00,newcw);
load_fpu_location;
emit_ref(A_FLDCW,S_NO,newcw);
location_reset(location,LOC_REFERENCE,OS_S64);
tg.GetTempTyped(current_asmdata.CurrAsmList,resultdef,tt_normal,location.reference);
emit_ref(A_FISTP,S_IQ,location.reference);
emit_ref(A_FLDCW,S_NO,oldcw);
emit_none(A_FWAIT,S_NO);
tg.UnGetTemp(current_asmdata.CurrAsmList,oldcw);
tg.UnGetTemp(current_asmdata.CurrAsmList,newcw);
end;
end;
end;

6
compiler/x86/x86ins.dat
View File

@ -477,9 +477,9 @@ mem64 \300\323\1\xDF\207 8086,FPU
[FISTTP]
(Ch_Wop1, Ch_None, Ch_None)
mem32 \300\323\1\xDD\201 PRESCOTT,FPU
mem16 \300\323\1\xDB\201 PRESCOTT,FPU
mem64 \300\323\1\xDF\201 PRESCOTT,FPU
mem32 \300\323\1\xDB\201 PRESCOTT,FPU
mem16 \300\323\1\xDF\201 PRESCOTT,FPU
mem64 \300\323\1\xDD\201 PRESCOTT,FPU
[FISUB,fisubR]
(Ch_FPU, Ch_ROp1, Ch_None)

6
compiler/x86_64/cpuinfo.pas
View File

@ -46,7 +46,8 @@ Type
tfputype =
(fpu_none,
fpu_soft, { generic }
fpu_sse64
fpu_sse64,
fpu_sse3
);
Const
@ -75,7 +76,8 @@ Const
fputypestr : array[tfputype] of string[6] = ('',
'SOFT',
'SSE64'
'SSE64',
'SSE3'
);
sse_singlescalar : set of tfputype = [fpu_sse64];

16
compiler/x86_64/x8664tab.inc
View File

@ -1502,23 +1502,23 @@
opcode : A_FISTTP;
ops : 1;
optypes : (ot_memory or ot_bits32,ot_none,ot_none);
code : #192#211#1#221#129;
flags : if_prescott or if_fpu
),
(
opcode : A_FISTTP;
ops : 1;
optypes : (ot_memory or ot_bits16,ot_none,ot_none);
code : #192#211#1#219#129;
flags : if_prescott or if_fpu
),
(
opcode : A_FISTTP;
ops : 1;
optypes : (ot_memory or ot_bits64,ot_none,ot_none);
optypes : (ot_memory or ot_bits16,ot_none,ot_none);
code : #192#211#1#223#129;
flags : if_prescott or if_fpu
),
(
opcode : A_FISTTP;
ops : 1;
optypes : (ot_memory or ot_bits64,ot_none,ot_none);
code : #192#211#1#221#129;
flags : if_prescott or if_fpu
),
(
opcode : A_FISUB;
ops : 1;