paweld/fpc
1
0
Fork 0
mirror of https://gitlab.com/freepascal.org/fpc/source.git synced 2025-08-27 10:52:50 +02:00
Code Issues Packages Projects Releases Wiki Activity

* fix loading 64 bit floating point parameters passed half in an integer

Browse Source 
register and half on the stack into a VFP register on ARM (mantis
    #21917)

git-svn-id: trunk@21286 -
This commit is contained in:
Jonas Maebe 2012-05-13 12:14:34 +00:00
parent ef2d665a50
commit 3ba801d37c
1 changed files with 18 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
compiler/ncgutil.pas
View File

@ -1515,7 +1515,8 @@ implementation
tempref : treference; tempref : treference;
{$endif sparc} {$endif sparc}
{$ifndef cpu64bitalu} {$ifndef cpu64bitalu}
reg64: tregister64; tempreg : tregister;
reg64 : tregister64;
{$endif not cpu64bitalu} {$endif not cpu64bitalu}
begin begin
paraloc:=para.location; paraloc:=para.location;
@ -1657,15 +1658,28 @@ implementation
if not assigned(paraloc^.next) or if not assigned(paraloc^.next) or
assigned(paraloc^.next^.next) then assigned(paraloc^.next^.next) then
internalerror(2009112421); internalerror(2009112421);
unget_para(paraloc^);
unget_para(paraloc^.next^); unget_para(paraloc^.next^);
case paraloc^.next^.loc of
LOC_REGISTER:
tempreg:=paraloc^.next^.register;
LOC_REFERENCE:
begin
tempreg:=cg.getintregister(list,OS_32);
cg.a_load_cgparaloc_anyreg(list,OS_32,paraloc^.next^,tempreg,4);
end;
else
internalerror(2012051301);
end;
{ don't free before the above, because then the getintregister
could reallocate this register and overwrite it }
unget_para(paraloc^);
gen_alloc_regloc(list,destloc); gen_alloc_regloc(list,destloc);
if (target_info.endian=endian_big) then if (target_info.endian=endian_big) then
{ paraloc^ -> high { paraloc^ -> high
paraloc^.next -> low } paraloc^.next -> low }
reg64:=joinreg64(paraloc^.next^.register,paraloc^.register) reg64:=joinreg64(tempreg,paraloc^.register)
else else
reg64:=joinreg64(paraloc^.register,paraloc^.next^.register); reg64:=joinreg64(paraloc^.register,tempreg);
cg64.a_loadmm_intreg64_reg(list,OS_F64,reg64,destloc.register); cg64.a_loadmm_intreg64_reg(list,OS_F64,reg64,destloc.register);
end end
else else