import gdb-1999-05-25 snapshot

4 files changed, 9 insertions, 44 deletions

diff --git a/gdb/config/m68k/tm-delta68.h b/gdb/config/m68k/tm-delta68.h
index 5965bb5..e0692fb 100644
--- a/gdb/config/m68k/tm-delta68.h
+++ b/gdb/config/m68k/tm-delta68.h
@@ -75,18 +75,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 /* Return number of args passed to a frame.
    Can return -1, meaning no way to tell.  */
 
-#define FRAME_NUM_ARGS(val, fi)  \
-{ register CORE_ADDR pc = FRAME_SAVED_PC (fi);			\
-  register int insn = 0177777 & read_memory_integer (pc, 2);	\
-  val = 0;							\
-  if (insn == 0047757 || insn == 0157374)  /* lea W(sp),sp or addaw #W,sp */ \
-    val = read_memory_integer (pc + 2, 2);			\
-  else if ((insn & 0170777) == 0050217 /* addql #N, sp */	\
-	   || (insn & 0170777) == 0050117)  /* addqw */		\
-    { val = (insn >> 9) & 7; if (val == 0) val = 8; }		\
-  else if (insn == 0157774) /* addal #WW, sp */			\
-    val = read_memory_integer (pc + 2, 4);			\
-  val >>= 2; }
+extern int delta68_frame_num_args PARAMS ((struct frame_info *fi));
+#define FRAME_NUM_ARGS (delta68_frame_num_args ((fi)))
 
 /* On M68040 versions of sysV68 R3V7.1, ptrace(PT_WRITE_I) does not clear
    the processor's instruction cache as it should.  */
diff --git a/gdb/config/m68k/tm-isi.h b/gdb/config/m68k/tm-isi.h
index ae8ccbf..5653fe6 100644
--- a/gdb/config/m68k/tm-isi.h
+++ b/gdb/config/m68k/tm-isi.h
@@ -41,18 +41,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 /* Return number of args passed to a frame.
    Can return -1, meaning no way to tell.  */
 
-#define FRAME_NUM_ARGS(val, fi)  \
-{ register CORE_ADDR pc = FRAME_SAVED_PC (fi);			\
-  register int insn = 0177777 & read_memory_integer (pc, 2);	\
-  val = 0;							\
-  if (insn == 0047757 || insn == 0157374)  /* lea W(sp),sp or addaw #W,sp */ \
-    val = read_memory_integer (pc + 2, 2);			\
-  else if ((insn & 0170777) == 0050217 /* addql #N, sp */	\
-	   || (insn & 0170777) == 0050117)  /* addqw */		\
-    { val = (insn >> 9) & 7; if (val == 0) val = 8; }		\
-  else if (insn == 0157774) /* addal #WW, sp */			\
-    val = read_memory_integer (pc + 2, 4);			\
-  val >>= 2; }
+extern int isi_frame_num_args PARAMS ((struct frame_info *fi));
+#define FRAME_NUM_ARGS(fi) (isi_frame_num_args ((fi)))
 
 /* Put here the code to store, into a struct frame_saved_regs,
    the addresses of the saved registers of frame described by FRAME_INFO.
diff --git a/gdb/config/m68k/tm-m68k.h b/gdb/config/m68k/tm-m68k.h
index 9cbb41f..4835b39 100644
--- a/gdb/config/m68k/tm-m68k.h
+++ b/gdb/config/m68k/tm-m68k.h
@@ -274,13 +274,8 @@ do									\
 /* A macro that tells us whether the function invocation represented
    by FI does not have a frame on the stack associated with it.  If it
    does not, FRAMELESS is set to 1, else 0.  */
-#define FRAMELESS_FUNCTION_INVOCATION(FI, FRAMELESS) \
-  do { \
-    if ((FI)->signal_handler_caller) \
-      (FRAMELESS) = 0; \
-    else \
-      (FRAMELESS) = frameless_look_for_prologue(FI); \
-  } while (0)
+#define FRAMELESS_FUNCTION_INVOCATION(FI) \
+     (((FI)->signal_handler_caller) ? 0 : frameless_look_for_prologue(FI))
 
 /* This was determined by experimentation on hp300 BSD 4.3.  Perhaps
    it corresponds to some offset in /usr/include/sys/user.h or
@@ -311,7 +306,7 @@ do									\
 /* We can't tell how many args there are
    now that the C compiler delays popping them.  */
 #if !defined (FRAME_NUM_ARGS)
-#define FRAME_NUM_ARGS(val,fi) (val = -1)
+#define FRAME_NUM_ARGS(fi) (-1)
 #endif
 
 /* Return number of bytes at start of arglist that are not really args.  */
diff --git a/gdb/config/m68k/tm-news.h b/gdb/config/m68k/tm-news.h
index 9fca446..b9736a0 100644
--- a/gdb/config/m68k/tm-news.h
+++ b/gdb/config/m68k/tm-news.h
@@ -59,17 +59,7 @@ Here is an m-news.h file for gdb.  It supports the 68881 registers.
 /* Return number of args passed to a frame.
    Can return -1, meaning no way to tell.  */
 
-#define FRAME_NUM_ARGS(val, fi)  \
-{ register CORE_ADDR pc = FRAME_SAVED_PC (fi);			\
-  register int insn = 0177777 & read_memory_integer (pc, 2);	\
-  val = 0;							\
-  if (insn == 0047757 || insn == 0157374)  /* lea W(sp),sp or addaw #W,sp */ \
-    val = read_memory_integer (pc + 2, 2);			\
-  else if ((insn & 0170777) == 0050217 /* addql #N, sp */	\
-	   || (insn & 0170777) == 0050117)  /* addqw */		\
-    { val = (insn >> 9) & 7; if (val == 0) val = 8; }		\
-  else if (insn == 0157774) /* addal #WW, sp */			\
-    val = read_memory_integer (pc + 2, 4);			\
-  val >>= 2; }
+extern int news_frame_num_args PARAMS ((struct frame_info *fi));
+#define FRAME_NUM_ARGS (news_frame_num_args ((fi)))
 
 #include "m68k/tm-m68k.h"