* config/alpha/tm-alpha.h (COERCE_FLOAT_TO_DOUBLE): Define to 1.

	* config/mips/tm-mips.h: Ditto.
	* config/pa/tm-hppa.h: Ditto.
	* config/rs6000/tm-rs6000.h: Ditto.
	* config/sparc/tm-sparc.h: Ditto.

diff --git a/gdb/config/mips/tm-mips.h b/gdb/config/mips/tm-mips.h
index d8b2bd1..39c6623 100644 (file)
--- a/gdb/config/mips/tm-mips.h
+++ b/gdb/config/mips/tm-mips.h
@@ -496,3 +496,16 @@ extern struct frame_info *setup_arbitrary_frame PARAMS ((int, CORE_ADDR *));
 /* Convert a ecoff register number to a gdb REGNUM */
 
 #define ECOFF_REG_TO_REGNUM(num) ((num) < 32 ? (num) : (num)+FP0_REGNUM-32)
+
+/* If the current gcc for for this target does not produce correct debugging
+   information for float parameters, both prototyped and unprototyped, then
+   define this macro.  This forces gdb to  always assume that floats are
+   passed as doubles and then converted in the callee.
+
+   For the mips chip, it appears that the debug info marks the parameters as
+   floats regardless of whether the function is prototyped, but the actual
+   values are passed as doubles for the non-prototyped case and floats for
+   the prototyped case.  Thus we choose to make the non-prototyped case work
+   and break the prototyped case.  (FIXME). */
+
+#define COERCE_FLOAT_TO_DOUBLE 1

diff --git a/gdb/config/sparc/tm-sparc.h b/gdb/config/sparc/tm-sparc.h
index a106f0c..5081064 100644 (file)
--- a/gdb/config/sparc/tm-sparc.h
+++ b/gdb/config/sparc/tm-sparc.h
@@ -634,3 +634,9 @@ extern int deferred_stores;
     target_store_registers (-2);
 #define        CLEAR_DEFERRED_STORES   \
   deferred_stores = 0;
+
+/* If the current gcc for for this target does not produce correct debugging
+   information for float parameters, both prototyped and unprototyped, then
+   define this macro.  This forces gdb to  always assume that floats are
+   passed as doubles and then converted in the callee. */
+#define COERCE_FLOAT_TO_DOUBLE 1