1 files changed, 84 insertions, 0 deletions
diff --git a/compiler/sparc/cpupi.pas b/compiler/sparc/cpupi.pas
new file mode 100644
index 0000000000..e3e32bebed
--- /dev/null
+++ b/compiler/sparc/cpupi.pas
@@ -0,0 +1,84 @@
+{
+    Copyright (c) 2002 by Florian Klaempfl
+
+    This unit contains the CPU specific part of tprocinfo
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+ ****************************************************************************
+}
+unit cpupi;
+
+{$i fpcdefs.inc}
+
+interface
+
+  uses
+    cutils,
+    procinfo,cpuinfo,
+    psub;
+
+  type
+    TSparcProcInfo=class(tcgprocinfo)
+    public
+      constructor create(aparent:tprocinfo);override;
+      procedure allocate_push_parasize(size:longint);override;
+      function calc_stackframe_size:longint;override;
+    end;
+
+implementation
+
+    uses
+      systems,globals,
+      tgobj,paramgr,symconst;
+
+    constructor tsparcprocinfo.create(aparent:tprocinfo);
+      begin
+        inherited create(aparent);
+        maxpushedparasize:=0;
+      end;
+
+
+    procedure tsparcprocinfo.allocate_push_parasize(size:longint);
+      begin
+        if size>maxpushedparasize then
+          maxpushedparasize:=size;
+      end;
+
+
+    function TSparcProcInfo.calc_stackframe_size:longint;
+      begin
+        {
+          Stackframe layout:
+          %fp
+            <locals>
+            <temp>
+            <arguments 6-n for calling>
+          %sp+92
+            <space for arguments 0-5>                \
+            <return pointer for calling>              | included in first_parm_offset
+            <register window save area for calling>  /
+          %sp
+
+          Alignment must be the max available, as doubles require
+          8 byte alignment
+        }
+        result:=Align(tg.direction*tg.lasttemp+maxpushedparasize+target_info.first_parm_offset,aktalignment.localalignmax);
+      end;
+
+
+begin
+  cprocinfo:=TSparcProcInfo;
+end.