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* Patch by J. Gareth "Kit" Moreton (issue #39343). Added missing allocation

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of flags in tx86typeconvnode.second_int_to_bool and in generic
  tcgtypeconvnode.second_int_to_bool. This fixes random failures of the
  tcnvint1 test and some other tests when compiled with -O2.

(cherry picked from commit 940ac567a5)
This commit is contained in:
Yuriy Sydorov 2021-09-07 19:50:28 +03:00 committed by florian
parent 9433467ec8
commit 0b5951cf22
2 changed files with 9 additions and 0 deletions
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5
compiler/ncgcnv.pas
View File

@ -234,11 +234,13 @@ interface
cg.a_load_ref_reg(current_asmdata.CurrAsmList,OS_32,OS_32,left.location.reference,hregister);
href:=left.location.reference;
inc(href.offset,4);
cg.a_reg_alloc(current_asmdata.CurrAsmList,NR_DEFAULTFLAGS);
cg.a_op_ref_reg(current_asmdata.CurrAsmList,OP_OR,OS_32,href,hregister);
end
else
begin
hlcg.location_force_reg(current_asmdata.CurrAsmList,left.location,left.resultdef,left.resultdef,true);
cg.a_reg_alloc(current_asmdata.CurrAsmList,NR_DEFAULTFLAGS);
cg.a_op_reg_reg(current_asmdata.CurrAsmList,OP_OR,left.location.size,left.location.register,left.location.register);
end;
end;
@ -253,11 +255,13 @@ interface
begin
hregister:=cg.getintregister(current_asmdata.CurrAsmList,OS_32);
cg.a_load_reg_reg(current_asmdata.CurrAsmList,OS_32,OS_32,left.location.register64.reglo,hregister);
cg.a_reg_alloc(current_asmdata.CurrAsmList,NR_DEFAULTFLAGS);
cg.a_op_reg_reg(current_asmdata.CurrAsmList,OP_OR,OS_32,left.location.register64.reghi,hregister);
end
else
{$endif cpu64bitalu}
begin
cg.a_reg_alloc(current_asmdata.CurrAsmList,NR_DEFAULTFLAGS);
cg.a_op_reg_reg(current_asmdata.CurrAsmList,OP_OR,left.location.size,left.location.register,left.location.register);
end;
end;
@ -271,6 +275,7 @@ interface
cg.a_label(current_asmdata.CurrAsmList,left.location.falselabel);
cg.a_load_const_reg(current_asmdata.CurrAsmList,OS_INT,0,hregister);
cg.a_label(current_asmdata.CurrAsmList,hlabel);
cg.a_reg_alloc(current_asmdata.CurrAsmList,NR_DEFAULTFLAGS);
cg.a_op_reg_reg(current_asmdata.CurrAsmList,OP_OR,OS_INT,hregister,hregister);
end;
else

4
compiler/x86/nx86cnv.pas
View File

@ -125,6 +125,7 @@ implementation
LOC_CREFERENCE,
LOC_REFERENCE :
begin
cg.a_reg_alloc(current_asmdata.CurrAsmList,NR_DEFAULTFLAGS);
{$ifndef cpu64bitalu}
if left.location.size in [OS_64,OS_S64{$ifdef cpu16bitalu},OS_32,OS_S32{$endif}] then
begin
@ -150,6 +151,7 @@ implementation
end;
LOC_REGISTER,LOC_CREGISTER :
begin
cg.a_reg_alloc(current_asmdata.CurrAsmList,NR_DEFAULTFLAGS);
{$if defined(cpu32bitalu)}
if left.location.size in [OS_64,OS_S64] then
begin
@ -201,6 +203,7 @@ implementation
begin
hreg2:=cg.getintregister(current_asmdata.CurrAsmList,OS_32);
cg.g_flags2reg(current_asmdata.CurrAsmList,OS_32,resflags,hreg2);
cg.a_reg_dealloc(current_asmdata.CurrAsmList,NR_DEFAULTFLAGS);
if (is_cbool(resultdef)) then
cg.a_op_reg_reg(current_asmdata.CurrAsmList,OP_NEG,OS_32,hreg2,hreg2);
location.register64.reglo:=hreg2;
@ -217,6 +220,7 @@ implementation
begin
location.register:=cg.getintregister(current_asmdata.CurrAsmList,location.size);
cg.g_flags2reg(current_asmdata.CurrAsmList,location.size,resflags,location.register);
cg.a_reg_dealloc(current_asmdata.CurrAsmList,NR_DEFAULTFLAGS);
if (is_cbool(resultdef)) then
cg.a_op_reg_reg(current_asmdata.CurrAsmList,OP_NEG,location.size,location.register,location.register);
end