386BSD 0.0 development

Work on file usr/src/usr.bin/gcc/cc1/config/tm-sequent.h

Co-Authored-By: Lynne Greer Jolitz <ljolitz@cardio.ucsf.edu>
Synthesized-from: 386BSD-0.0/src

diff --git a/usr/src/usr.bin/gcc/cc1/config/tm-sequent.h b/usr/src/usr.bin/gcc/cc1/config/tm-sequent.h
new file mode 100644 (file)
index 0000000..d34c249
--- /dev/null
+++ b/usr/src/usr.bin/gcc/cc1/config/tm-sequent.h
@@ -0,0 +1,110 @@
+/* Definitions of target machine for GNU compiler.  SEQUENT NS32000 version.
+   Copyright (C) 1987 Free Software Foundation, Inc.
+   Contributed by Michael Tiemann (tiemann@mcc.com)
+
+This file is part of GNU CC.
+
+GNU CC 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 1, or (at your option)
+any later version.
+
+GNU CC 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 GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* Two flags to control how addresses are printed in assembler insns.  */
+#define SEQUENT_ADDRESS_BUG 1
+#define SEQUENT_BASE_REGS
+
+#include "tm-ns32k.h"
+
+/* This is BSD, so it wants DBX format.  */
+#define DBX_DEBUGGING_INFO
+
+/* Sequent has some changes in the format of DBX symbols.  */
+#define DBX_NO_XREFS 1
+
+/* Don't split DBX symbols into continuations.  */
+#define DBX_CONTIN_LENGTH 0
+
+#define TARGET_DEFAULT 1
+
+/* Print subsidiary information on the compiler version in use.  */
+#undef TARGET_VERSION
+#define TARGET_VERSION fprintf (stderr, " (32000, Sequent syntax)");
+
+#undef CPP_PREDEFINES
+#define CPP_PREDEFINES "-Dns32000 -Dsequent -Dunix"
+
+/* This is how to align the code that follows an unconditional branch.
+   Don't define it, since it confuses the assembler (we hear).  */
+
+#undef ASM_OUTPUT_ALIGN_CODE
+
+/* Assember pseudo-op for shared data segment. */
+#define SHARED_SECTION_ASM_OP ".shdata"
+
+/* Control how stack adjust insns are output.  */
+#define SEQUENT_ADJUST_STACK
+
+/* %$ means print the prefix for an immediate operand.
+   On the sequent, no prefix is used for such.  */
+
+#undef PRINT_OPERAND
+#define PRINT_OPERAND(FILE, X, CODE)  \
+{ if (CODE == '$') ;                                                   \
+  else if (CODE == '?');                                               \
+  else if (GET_CODE (X) == REG)                                                \
+    fprintf (FILE, "%s", reg_names[REGNO (X)]);                                \
+  else if (GET_CODE (X) == MEM)                                                \
+    {                                                                  \
+      rtx xfoo;                                                                \
+      xfoo = XEXP (X, 0);                                              \
+      switch (GET_CODE (xfoo))                                         \
+       {                                                               \
+       case MEM:                                                       \
+         if (GET_CODE (XEXP (xfoo, 0)) == REG)                         \
+           if (REGNO (XEXP (xfoo, 0)) == STACK_POINTER_REGNUM)         \
+             fprintf (FILE, "0(0(sp))");                               \
+           else fprintf (FILE, "0(0(%s))",                             \
+                         reg_names[REGNO (XEXP (xfoo, 0))]);           \
+         else                                                          \
+           {                                                           \
+             fprintf (FILE, "0(");                                     \
+             output_address (xfoo);                                    \
+             putc (')', FILE);                                         \
+           }                                                           \
+         break;                                                        \
+       case REG:                                                       \
+         fprintf (FILE, "0(%s)", reg_names[REGNO (xfoo)]);             \
+         break;                                                        \
+       case PRE_DEC:                                                   \
+       case POST_INC:                                                  \
+         fprintf (FILE, "tos");                                        \
+         break;                                                        \
+       case CONST_INT:                                                 \
+         fprintf (FILE, "@%d", INTVAL (xfoo));                         \
+         break;                                                        \
+       default:                                                        \
+         output_address (xfoo);                                        \
+         break;                                                        \
+       }                                                               \
+    }                                                                  \
+  else if (GET_CODE (X) == CONST_DOUBLE && GET_MODE (X) != DImode)     \
+    if (GET_MODE (X) == DFmode)                                                \
+      { union { double d; int i[2]; } u;                               \
+       u.i[0] = CONST_DOUBLE_LOW (X); u.i[1] = CONST_DOUBLE_HIGH (X);  \
+       fprintf (FILE, "0d%.20e", u.d); }                               \
+    else { union { double d; int i[2]; } u;                            \
+          u.i[0] = CONST_DOUBLE_LOW (X); u.i[1] = CONST_DOUBLE_HIGH (X); \
+          fprintf (FILE, "0f%.20e", u.d); }                            \
+  else output_addr_const (FILE, X); }
+
+#undef PRINT_OPERAND_ADDRESS
+#define PRINT_OPERAND_ADDRESS(FILE, ADDR)  print_operand_address(FILE, ADDR)