+ initial implementation (Peter forgot to commit it)

compiler/cginfo.pas

@@ -0,0 +1,94 @@
+{
+    $Id$
+    Copyright (c) 1998-2000 by Florian Klaempfl
+
+    This unit exports some types and constants for the code generation
+
+    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 cginfo;
+
+{$i defines.inc}
+
+interface
+
+    type
+       TOpCg = (OP_NONE,
+                OP_ADD,OP_AND,OP_DIV,OP_IDIV,OP_IMUL,OP_MUL,OP_NEG,OP_NOT,
+                OP_OR,OP_SAR,OP_SHL,OP_SHR,OP_SUB,OP_XOR
+               );
+
+       TOpCmp = (OC_NONE,OC_EQ,OC_GT,OC_LT,OC_GTE,OC_LTE,OC_NE,OC_BE,OC_B,
+                 OC_AE,OC_A);
+
+       { OS_NO is also used memory references with large data that can
+         not be loaded in a register directly }
+       TCgSize = (OS_NO,
+                 { integer registers }
+                  OS_8,OS_16,OS_32,OS_64,OS_S8,OS_S16,OS_S32,OS_S64,
+                 { single,double,extended,comp }
+                  OS_F32,OS_F64,OS_F80,OS_C64,
+                 { multi-media sizes: split in byte, word, dword, ... }
+                 { entities, then the signed counterparts             }
+                  OS_M8,OS_M16,OS_M32,OS_M64,OS_M128,OS_MS8,OS_MS16,OS_MS32,
+                  OS_MS64,OS_MS128);
+
+    const
+       { defines the default address size for a processor, }
+       { the natural int size for a processor,             }
+       { the maximum float size for a processor,           }
+       { the size of a vector register for a processor     }
+{$ifdef i386}
+       OS_ADDR = OS_32;
+       OS_INT = OS_32;
+       OS_FLOAT = OS_F80;
+       OS_VECTOR = OS_M64;
+{$endif i386}
+{$ifdef m68k}
+       OS_ADDR = OS_32;
+       OS_INT = OS_32;
+       OS_FLOAT = OS_F??; { processor supports 64bit, but does the compiler? }
+       OS_VECTOR = OS_NO;
+{$endif m68k}
+{$ifdef alpha}
+       OS_ADDR = OS_64;
+       OS_INT = OS_64;
+       OS_FLOAT = OS_F??;
+       OS_VECTOR = OS_NO;
+{$endif alpha}
+{$ifdef powerpc}
+       OS_ADDR = OS_32;
+       OS_INT = OS_32;
+       OS_FLOAT = OS_F64;
+       OS_VECTOR = OS_M128;
+{$endif powercc}
+{$ifdef ia64}
+       OS_ADDR = OS_64;
+       OS_INT = OS_64;
+       OS_FLOAT = OS_F??;
+       OS_VECTOR = OS_NO; { the normal registers can also be used as vectors }
+{$endif ia64}
+
+implementation
+
+end.
+{
+  $Log$
+  Revision 1.1  2002-04-02 18:09:47  jonas
+    + initial implementation (Peter forgot to commit it)
+
+}