paweld/fpc
1
0
Fork 0
mirror of https://gitlab.com/freepascal.org/fpc/source.git synced 2025-08-16 04:49:19 +02:00
Code Issues Packages Projects Releases Wiki Activity

+ respect the nostackframe directive in WebAssembly inline asm routines

Browse Source
This commit is contained in:
Nikolay Nikolov 2024-07-16 15:25:12 +03:00
parent 83a8d584e0
commit 4adac78f85
1 changed files with 34 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
compiler/wasm32/hlcgcpu.pas
View File

@ -2051,6 +2051,9 @@ implementation
pd:=tcpuprocdef(current_procinfo.procdef); pd:=tcpuprocdef(current_procinfo.procdef);
g_procdef(list,pd); g_procdef(list,pd);
if not nostackframe then
begin
ttgwasm(tg).allocframepointer(list,pd.frame_pointer_ref); ttgwasm(tg).allocframepointer(list,pd.frame_pointer_ref);
if pd.base_pointer_ref.base<>NR_LOCAL_STACK_POINTER_REG then if pd.base_pointer_ref.base<>NR_LOCAL_STACK_POINTER_REG then
ttgwasm(tg).allocbasepointer(list,pd.base_pointer_ref); ttgwasm(tg).allocbasepointer(list,pd.base_pointer_ref);
@ -2077,18 +2080,22 @@ implementation
decstack(list,1); decstack(list,1);
end; end;
end; end;
end;
procedure thlcgwasm.g_proc_exit(list: TAsmList; parasize: longint; nostackframe: boolean); procedure thlcgwasm.g_proc_exit(list: TAsmList; parasize: longint; nostackframe: boolean);
var var
pd: tcpuprocdef; pd: tcpuprocdef;
begin begin
pd:=tcpuprocdef(current_procinfo.procdef); pd:=tcpuprocdef(current_procinfo.procdef);
if not nostackframe then
begin
list.Concat(taicpu.op_ref(a_local_get,pd.base_pointer_ref)); list.Concat(taicpu.op_ref(a_local_get,pd.base_pointer_ref));
incstack(list,1); incstack(list,1);
list.Concat(taicpu.op_sym(a_global_set,RefStackPointerSym)); list.Concat(taicpu.op_sym(a_global_set,RefStackPointerSym));
decstack(list,1); decstack(list,1);
list.concat(taicpu.op_none(a_return)); list.concat(taicpu.op_none(a_return));
end;
list.concat(taicpu.op_none(a_end_function)); list.concat(taicpu.op_none(a_end_function));
end; end;