rs6000.c (rs6000_traceback_name): New var.
* config/rs6000/rs6000.c (rs6000_traceback_name): New var. (rs6000_traceback): New var. (rs6000_override_options): Set rs6000_traceback. (rs6000_output_function_epilogue): Implement traceback options. * config/rs6000/rs6000.h (TARGET_OPTIONS): Add "traceback=". (rs6000_traceback_name): Declare. * config/rs6000/rs6000.c (output_profile_hook): Don't generate profile label reference when NO_PROFILE_COUNTERS. From-SVN: r55787
This commit is contained in:
Alan Modra
Alan Modra
parent
bacb811db6
commit
57ac7be93e
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@ -1,3 +1,15 @@
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2002-07-27 Alan Modra <amodra@bigpond.net.au>
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* config/rs6000/rs6000.c (rs6000_traceback_name): New var.
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(rs6000_traceback): New var.
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(rs6000_override_options): Set rs6000_traceback.
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(rs6000_output_function_epilogue): Implement traceback options.
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* config/rs6000/rs6000.h (TARGET_OPTIONS): Add "traceback=".
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(rs6000_traceback_name): Declare.
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* config/rs6000/rs6000.c (output_profile_hook): Don't generate profile
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label reference when NO_PROFILE_COUNTERS.
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2002-07-26 Jason Merrill <jason@redhat.com>
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* function.c (assign_parms): Handle frontend-directed pass by
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@ -129,6 +129,14 @@ const char *rs6000_debug_name;
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int rs6000_debug_stack; /* debug stack applications */
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int rs6000_debug_arg; /* debug argument handling */
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const char *rs6000_traceback_name;
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static enum {
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traceback_default = 0,
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traceback_none,
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traceback_part,
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traceback_full
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} rs6000_traceback;
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/* Flag to say the TOC is initialized */
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int toc_initialized;
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char toc_label_name[10];
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@ -600,6 +608,19 @@ rs6000_override_options (default_cpu)
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error ("unknown -mdebug-%s switch", rs6000_debug_name);
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}
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if (rs6000_traceback_name)
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{
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if (! strncmp (rs6000_traceback_name, "full", 4))
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rs6000_traceback = traceback_full;
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else if (! strncmp (rs6000_traceback_name, "part", 4))
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rs6000_traceback = traceback_part;
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else if (! strncmp (rs6000_traceback_name, "no", 2))
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rs6000_traceback = traceback_none;
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else
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error ("unknown -mtraceback arg `%s'; expecting `full', `partial' or `none'",
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rs6000_traceback_name);
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}
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/* Set size of long double */
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rs6000_long_double_type_size = 64;
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if (rs6000_long_double_size_string)
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@ -10818,7 +10839,6 @@ rs6000_output_function_epilogue (file, size)
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HOST_WIDE_INT size ATTRIBUTE_UNUSED;
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{
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rs6000_stack_t *info = rs6000_stack_info ();
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int optional_tbtab = (optimize_size || TARGET_ELF) ? 0 : 1;
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if (! HAVE_epilogue)
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{
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@ -10871,12 +10891,21 @@ rs6000_output_function_epilogue (file, size)
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System V.4 Powerpc's (and the embedded ABI derived from it) use a
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different traceback table. */
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if (DEFAULT_ABI == ABI_AIX && ! flag_inhibit_size_directive)
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if (DEFAULT_ABI == ABI_AIX && ! flag_inhibit_size_directive
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&& rs6000_traceback != traceback_none)
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{
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const char *fname = XSTR (XEXP (DECL_RTL (current_function_decl), 0), 0);
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const char *language_string = lang_hooks.name;
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int fixed_parms = 0, float_parms = 0, parm_info = 0;
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int i;
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int optional_tbtab;
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if (rs6000_traceback == traceback_full)
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optional_tbtab = 1;
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else if (rs6000_traceback == traceback_part)
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optional_tbtab = 0;
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else
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optional_tbtab = !optimize_size && !TARGET_ELF;
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while (*fname == '.') /* V.4 encodes . in the name */
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fname++;
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@ -11070,7 +11099,6 @@ rs6000_output_function_epilogue (file, size)
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fputs ("\t.align 2\n", file);
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}
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return;
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}
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/* A C compound statement that outputs the assembler code for a thunk
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@ -11835,10 +11863,13 @@ rs6000_gen_section_name (buf, filename, section_desc)
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void
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output_profile_hook (labelno)
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int labelno;
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int labelno ATTRIBUTE_UNUSED;
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{
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if (DEFAULT_ABI == ABI_AIX)
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{
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#ifdef NO_PROFILE_COUNTERS
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emit_library_call (init_one_libfunc (RS6000_MCOUNT), 0, VOIDmode, 0);
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#else
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char buf[30];
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const char *label_name;
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rtx fun;
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@ -11849,6 +11880,7 @@ output_profile_hook (labelno)
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emit_library_call (init_one_libfunc (RS6000_MCOUNT), 0, VOIDmode, 1,
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fun, Pmode);
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#endif
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}
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else if (DEFAULT_ABI == ABI_DARWIN)
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{
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@ -392,6 +392,8 @@ extern enum processor_type rs6000_cpu;
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{"tune=", &rs6000_select[2].string, \
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N_("Schedule code for given CPU") }, \
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{"debug=", &rs6000_debug_name, N_("Enable debug output") }, \
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{"traceback=", &rs6000_traceback_name, \
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N_("Select full, part, or no traceback table") }, \
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{"abi=", &rs6000_abi_string, N_("Specify ABI to use") }, \
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{"long-double-", &rs6000_long_double_size_string, \
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N_("Specify size of long double (64 or 128 bits)") }, \
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@ -425,6 +427,8 @@ extern int rs6000_debug_arg; /* debug argument handling */
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#define TARGET_DEBUG_STACK rs6000_debug_stack
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#define TARGET_DEBUG_ARG rs6000_debug_arg
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extern const char *rs6000_traceback_name; /* Type of traceback table. */
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/* These are separate from target_flags because we've run out of bits
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there. */
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extern const char *rs6000_long_double_size_string;
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