paweld/fpc
1
0
Fork 0
mirror of https://gitlab.com/freepascal.org/fpc/source.git synced 2025-04-07 22:47:59 +02:00
Code Issues Packages Projects Releases Wiki Activity

* check for 64 bit registers in TX86AsmOptimizer.RegReadByInstruction as well for sanity reasons

Browse Source
This commit is contained in:
florian 2025-02-02 22:12:06 +01:00
parent ba8554fcf5
commit f75de6c340
1 changed files with 9 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
compiler/x86/aoptx86.pas
View File

@ -23,7 +23,7 @@ unit aoptx86;
{$i fpcdefs.inc}
{ $define DEBUG_AOPTCPU}
{$define DEBUG_AOPTCPU}
{$ifdef EXTDEBUG}
{$define DEBUG_AOPTCPU}
@ -904,49 +904,49 @@ unit aoptx86;
begin
case getsupreg(reg) of
RS_EAX:
if [Ch_REAX,Ch_RWEAX,Ch_MEAX]*Ch<>[] then
if [Ch_REAX,Ch_RWEAX,Ch_MEAX,Ch_WRAX,Ch_RWRAX,Ch_MRAX]*Ch<>[] then
begin
RegReadByInstruction := true;
exit
end;
RS_ECX:
if [Ch_RECX,Ch_RWECX,Ch_MECX]*Ch<>[] then
if [Ch_RECX,Ch_RWECX,Ch_MECX,Ch_WRCX,Ch_RWRCX,Ch_MRCX]*Ch<>[] then
begin
RegReadByInstruction := true;
exit
end;
RS_EDX:
if [Ch_REDX,Ch_RWEDX,Ch_MEDX]*Ch<>[] then
if [Ch_REDX,Ch_RWEDX,Ch_MEDX,Ch_WRDX,Ch_RWRDX,Ch_MRDX]*Ch<>[] then
begin
RegReadByInstruction := true;
exit
end;
RS_EBX:
if [Ch_REBX,Ch_RWEBX,Ch_MEBX]*Ch<>[] then
if [Ch_REBX,Ch_RWEBX,Ch_MEBX,Ch_WRBX,Ch_RWRBX,Ch_MRBX]*Ch<>[] then
begin
RegReadByInstruction := true;
exit
end;
RS_ESP:
if [Ch_RESP,Ch_RWESP,Ch_MESP]*Ch<>[] then
if [Ch_RESP,Ch_RWESP,Ch_MESP,Ch_WRSP,Ch_RWRSP,Ch_MRSP]*Ch<>[] then
begin
RegReadByInstruction := true;
exit
end;
RS_EBP:
if [Ch_REBP,Ch_RWEBP,Ch_MEBP]*Ch<>[] then
if [Ch_REBP,Ch_RWEBP,Ch_MEBP,Ch_WRBP,Ch_RWRBP,Ch_MRBP]*Ch<>[] then
begin
RegReadByInstruction := true;
exit
end;
RS_ESI:
if [Ch_RESI,Ch_RWESI,Ch_MESI]*Ch<>[] then
if [Ch_RESI,Ch_RWESI,Ch_MESI,Ch_WRSI,Ch_RWRSI,Ch_MRSI]*Ch<>[] then
begin
RegReadByInstruction := true;
exit
end;
RS_EDI:
if [Ch_REDI,Ch_RWEDI,Ch_MEDI]*Ch<>[] then
if [Ch_REDI,Ch_RWEDI,Ch_MEDI,Ch_WRDI,Ch_RWRDI,Ch_MRDI]*Ch<>[] then
begin
RegReadByInstruction := true;
exit