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[patch] c4x: Hookize some target macros.
- From: Kazu Hirata <kazu at cs dot umass dot edu>
- To: gcc-patches at gcc dot gnu dot org
- Cc: m dot hayes at elec dot canterbury dot ac dot nz
- Date: Sat, 24 Jan 2004 14:28:28 -0500 (EST)
- Subject: [patch] c4x: Hookize some target macros.
Hi,
Attached is a patch to hookize some target macros.
Built cc1 of c4x-coff. OK to apply?
Kazu Hirata
2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
* config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
(TARGET_STRUCT_VALUE_RTX): Likewise.
(c4x_external_libcall): Likewise.
(c4x_struct_value_rtx): Likewise.
* config/c4x/c4x.h: Remove.
(STRUCT_VALUE_REGNUM): Likewise.
(ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
Index: c4x.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/config/c4x/c4x.c,v
retrieving revision 1.136
diff -u -r1.136 c4x.c
--- c4x.c 13 Jan 2004 01:58:42 -0000 1.136
+++ c4x.c 24 Jan 2004 19:18:00 -0000
@@ -200,6 +200,8 @@
static bool c4x_rtx_costs (rtx, int, int, int *);
static int c4x_address_cost (rtx);
static void c4x_init_libfuncs (void);
+static void c4x_external_libcall (rtx);
+static rtx c4x_struct_value_rtx (tree, int);
/* Initialize the GCC target structure. */
#undef TARGET_ASM_BYTE_OP
@@ -215,6 +217,9 @@
#undef TARGET_ASM_FILE_END
#define TARGET_ASM_FILE_END c4x_file_end
+#undef TARGET_ASM_EXTERNAL_LIBCALL
+#define TARGET_ASM_EXTERNAL_LIBCALL c4x_external_libcall
+
#undef TARGET_ATTRIBUTE_TABLE
#define TARGET_ATTRIBUTE_TABLE c4x_attribute_table
@@ -244,6 +249,9 @@
#undef TARGET_INIT_LIBFUNCS
#define TARGET_INIT_LIBFUNCS c4x_init_libfuncs
+#undef TARGET_STRUCT_VALUE_RTX
+#define TARGET_STRUCT_VALUE_RTX c4x_struct_value_rtx
+
struct gcc_target targetm = TARGET_INITIALIZER;
/* Override command line options.
@@ -4971,4 +4979,18 @@
default:
return false;
}
+}
+
+static void
+c4x_external_libcall (rtx fun)
+{
+ /* This is only needed to keep asm30 happy for ___divqf3 etc. */
+ c4x_external_ref (XSTR (fun, 0));
+}
+
+static rtx
+c4x_struct_value_rtx (tree fntype ATTRIBUTE_UNUSED,
+ int incoming ATTRIBUTE_UNUSED)
+{
+ return gen_rtx_REG (Pmode, AR0_REGNO);
}
Index: c4x.h
===================================================================
RCS file: /cvs/gcc/gcc/gcc/config/c4x/c4x.h,v
retrieving revision 1.136
diff -u -r1.136 c4x.h
--- c4x.h 5 Oct 2003 13:34:44 -0000 1.136
+++ c4x.h 24 Jan 2004 19:18:01 -0000
@@ -1160,7 +1160,6 @@
/* How Large Values Are Returned. */
#define DEFAULT_PCC_STRUCT_RETURN 0
-#define STRUCT_VALUE_REGNUM AR0_REGNO /* AR0. */
/* Varargs handling. */
@@ -1482,13 +1481,6 @@
#define ASM_OUTPUT_EXTERNAL(FILE, DECL, NAME) \
c4x_external_ref (NAME)
-
-/* A C statement to output on FILE an assembler pseudo-op to
- declare a library function named external.
- (Only needed to keep asm30 happy for ___divqf3 etc.) */
-
-#define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, FUN) \
-c4x_external_ref (XSTR (FUN, 0))
/* The prefix to add to user-visible assembler symbols. */