diff options
| -rw-r--r-- | gcc/config/mmix/mmix-protos.h | 4 | ||||
| -rw-r--r-- | gcc/config/mmix/mmix.c | 35 | ||||
| -rw-r--r-- | gcc/config/mmix/mmix.h | 21 |
3 files changed, 34 insertions, 26 deletions
diff --git a/gcc/config/mmix/mmix-protos.h b/gcc/config/mmix/mmix-protos.h index a5ae7c8ae2f..23152f37e29 100644 --- a/gcc/config/mmix/mmix-protos.h +++ b/gcc/config/mmix/mmix-protos.h @@ -1,5 +1,5 @@ /* Prototypes for exported functions defined in mmix.c - Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. Contributed by Hans-Peter Nilsson (hp@bitrange.com) This file is part of GCC. @@ -60,8 +60,6 @@ extern int mmix_function_value_regno_p (int); extern int mmix_data_alignment (tree, int); extern int mmix_constant_alignment (tree, int); extern int mmix_local_alignment (tree, int); -extern void mmix_setup_incoming_varargs - (CUMULATIVE_ARGS *, enum machine_mode, tree, int *, int); extern void mmix_asm_output_pool_prologue (FILE *, const char *, tree, int); extern void mmix_asm_output_aligned_common (FILE *, const char *, int, int); extern void mmix_asm_output_aligned_local (FILE *, const char *, int, int); diff --git a/gcc/config/mmix/mmix.c b/gcc/config/mmix/mmix.c index 764e9b8a31b..8c74d226537 100644 --- a/gcc/config/mmix/mmix.c +++ b/gcc/config/mmix/mmix.c @@ -1,5 +1,5 @@ /* Definitions of target machine for GNU compiler, for MMIX. - Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. Contributed by Hans-Peter Nilsson (hp@bitrange.com) This file is part of GCC. @@ -133,9 +133,12 @@ static void mmix_target_asm_function_epilogue (FILE *, HOST_WIDE_INT); static void mmix_reorg (void); static void mmix_asm_output_mi_thunk (FILE *, tree, HOST_WIDE_INT, HOST_WIDE_INT, tree); +static void mmix_setup_incoming_varargs + (CUMULATIVE_ARGS *, enum machine_mode, tree, int *, int); static void mmix_file_start (void); static void mmix_file_end (void); static bool mmix_rtx_costs (rtx, int, int, int *); +static rtx mmix_struct_value_rtx (tree, int); /* Target structure macros. Listed by node. See `Using and Porting GCC' @@ -187,6 +190,21 @@ static bool mmix_rtx_costs (rtx, int, int, int *); #undef TARGET_MACHINE_DEPENDENT_REORG #define TARGET_MACHINE_DEPENDENT_REORG mmix_reorg +#undef TARGET_PROMOTE_FUNCTION_ARGS +#define TARGET_PROMOTE_FUNCTION_ARGS hook_bool_tree_true +#if 0 +/* Apparently not doing TRT if int < register-size. FIXME: Perhaps + FUNCTION_VALUE and LIBCALL_VALUE needs tweaking as some ports say. */ +#undef TARGET_PROMOTE_FUNCTION_RETURN +#define TARGET_PROMOTE_FUNCTION_RETURN hook_bool_tree_true +#endif + +#undef TARGET_STRUCT_VALUE_RTX +#define TARGET_STRUCT_VALUE_RTX mmix_struct_value_rtx + +#undef TARGET_SETUP_INCOMING_VARARGS +#define TARGET_SETUP_INCOMING_VARARGS mmix_setup_incoming_varargs + struct gcc_target targetm = TARGET_INITIALIZER; /* Functions that are expansions for target macros. @@ -803,9 +821,11 @@ mmix_function_profiler (FILE *stream ATTRIBUTE_UNUSED, sorry ("function_profiler support for MMIX"); } -/* SETUP_INCOMING_VARARGS. */ +/* Worker function for TARGET_SETUP_INCOMING_VARARGS. For the moment, + let's stick to pushing argument registers on the stack. Later, we + can parse all arguments in registers, to improve performance. */ -void +static void mmix_setup_incoming_varargs (CUMULATIVE_ARGS *args_so_farp, enum machine_mode mode, tree vartype, @@ -2938,6 +2958,15 @@ mmix_intval (rtx x) fatal_insn ("MMIX Internal: This is not a constant:", x); } +/* Worker function for TARGET_STRUCT_VALUE_RTX. */ + +static rtx +mmix_struct_value_rtx (tree fntype ATTRIBUTE_UNUSED, + int incoming ATTRIBUTE_UNUSED) +{ + return gen_rtx_REG (Pmode, MMIX_STRUCT_VALUE_REGNUM); +} + /* * Local variables: * eval: (c-set-style "gnu") diff --git a/gcc/config/mmix/mmix.h b/gcc/config/mmix/mmix.h index 62a258eccf7..19a0afecfee 100644 --- a/gcc/config/mmix/mmix.h +++ b/gcc/config/mmix/mmix.h @@ -1,5 +1,5 @@ /* Definitions of target machine for GNU compiler, for MMIX. - Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc. + Copyright (C) 2000, 2001, 2002, 2004 Free Software Foundation, Inc. Contributed by Hans-Peter Nilsson (hp@bitrange.com) This file is part of GCC. @@ -293,14 +293,6 @@ extern int target_flags; } \ } while (0) -#define PROMOTE_FUNCTION_ARGS - -#if 0 -/* Apparently not doing TRT if int < register-size. FIXME: Perhaps - FUNCTION_VALUE and LIBCALL_VALUE needs tweaking as some ports say. */ -#define PROMOTE_FUNCTION_RETURN -#endif - /* I'm a little bit undecided about this one. It might be beneficial to promote all operations. */ #define PROMOTE_FOR_CALL_ONLY @@ -779,11 +771,6 @@ typedef struct { int regs; int lib; } CUMULATIVE_ARGS; mmix_function_value_regno_p (REGNO) -/* Node: Aggregate Return */ - -#define STRUCT_VALUE_REGNUM MMIX_STRUCT_VALUE_REGNUM - - /* Node: Caller Saves */ /* (empty) */ @@ -806,12 +793,6 @@ typedef struct { int regs; int lib; } CUMULATIVE_ARGS; /* Node: Varargs */ -/* For the moment, let's stick to pushing argument registers on the stack. - Later, we can parse all arguments in registers, to improve - performance. */ -#define SETUP_INCOMING_VARARGS(A, M, T, P, S) \ - mmix_setup_incoming_varargs(&(A), M, T, &(P), S) - /* FIXME: This and other EXPAND_BUILTIN_VA_... target macros are not documented, although used by several targets. */ #define EXPAND_BUILTIN_VA_ARG(VALIST, TYPE) \ |