cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
* config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New. (cris_setup_incoming_varargs): Likewise. * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove. From-SVN: r76640
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558d352a12
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@ -1,3 +1,9 @@
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2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
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* config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
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(cris_setup_incoming_varargs): Likewise.
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* config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
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2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
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* config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
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@ -94,6 +94,9 @@ static struct machine_function * cris_init_machine_status (void);
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static rtx cris_struct_value_rtx (tree, int);
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static void cris_setup_incoming_varargs (CUMULATIVE_ARGS *, enum machine_mode,
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tree type, int *, int);
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static int cris_initial_frame_pointer_offset (void);
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static int saved_regs_mentioned (rtx);
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@ -184,6 +187,9 @@ int cris_cpu_version = CRIS_DEFAULT_CPU_VERSION;
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#undef TARGET_STRUCT_VALUE_RTX
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#define TARGET_STRUCT_VALUE_RTX cris_struct_value_rtx
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#undef TARGET_SETUP_INCOMING_VARARGS
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#define TARGET_SETUP_INCOMING_VARARGS cris_setup_incoming_varargs
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struct gcc_target targetm = TARGET_INITIALIZER;
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/* Predicate functions. */
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@ -3194,6 +3200,25 @@ cris_struct_value_rtx (tree fntype ATTRIBUTE_UNUSED,
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return gen_rtx_REG (Pmode, CRIS_STRUCT_VALUE_REGNUM);
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}
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/* Worker function for TARGET_SETUP_INCOMING_VARARGS. */
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static void
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cris_setup_incoming_varargs (CUMULATIVE_ARGS *ca,
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enum machine_mode mode ATTRIBUTE_UNUSED,
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tree type ATTRIBUTE_UNUSED,
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int *pretend_arg_size,
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int second_time)
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{
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if (ca->regs < CRIS_MAX_ARGS_IN_REGS)
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*pretend_arg_size = (CRIS_MAX_ARGS_IN_REGS - ca->regs) * 4;
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if (TARGET_PDEBUG)
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{
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fprintf (asm_out_file,
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"\n; VA:: ANSI: %d args before, anon @ #%d, %dtime\n",
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ca->regs, *pretend_arg_size, second_time);
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}
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}
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#if 0
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/* Various small functions to replace macros. Only called from a
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debugger. They might collide with gcc functions or system functions,
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@ -1022,28 +1022,6 @@ struct cum_args {int regs;};
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/* Node: Varargs */
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/* We save the register number of the first anonymous argument in
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first_vararg_reg, and take care of this in the function prologue.
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This behavior is used by at least one more port (the ARM?), but
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may be unsafe when compiling nested functions. (With varargs? Hairy.)
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Note that nested-functions is a GNU C extension.
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FIXME: We can actually put the size in PRETEND and deduce the number
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of registers from it in the prologue and epilogue. */
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#define SETUP_INCOMING_VARARGS(ARGSSF, MODE, TYPE, PRETEND, SECOND) \
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do \
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{ \
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if ((ARGSSF).regs < (CRIS_MAX_ARGS_IN_REGS)) \
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(PRETEND) = ((CRIS_MAX_ARGS_IN_REGS) - (ARGSSF).regs) * 4; \
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if (TARGET_PDEBUG) \
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{ \
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fprintf (asm_out_file, \
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"\n; VA:: ANSI: %d args before, anon @ #%d, %dtime\n", \
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(ARGSSF).regs, PRETEND, SECOND); \
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} \
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} \
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while (0)
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/* FIXME: This and other EXPAND_BUILTIN_VA_... target macros are not
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documented, although used by several targets. */
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#define EXPAND_BUILTIN_VA_ARG(VALIST, TYPE) \
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