opts-common.c (opt_enum_arg_to_value): New.
* opts-common.c (opt_enum_arg_to_value): New. * opts.h (opt_enum_arg_to_value): Declare. * config/i386/i386.opt (fpmath): Remove. (mfpmath=): Use Enum, Init and Save. (fpmath_unit): New Enum and EnumValue entries. * config/i386/i386-c.c (ix86_pragma_target_parse): Update field name for function fpmath state. * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h. * config/i386/i386.c: Include diagnostic.h. (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove. (ix86_target_string): Take enum fpmath_unit value instead of string. (ix86_debug_options): Update call to ix86_target_string. (ix86_option_override_internal): Don't process fpmath strings here. (x86_function_specific_save, ix86_function_specific_restore): Don't handle fpmath state specially. (ix86_function_specific_print): Pass fpmath state to ix86_target_string instead of printing in this function. (ix86_valid_target_attribute_inner_p): Take gcc_options pointer. Handle enum attributes. (IX86_ATTR_ENUM, ix86_opt_enum): New. (ix86_valid_target_attribute_tree): Update option_strings handling. Handle fpmath as enum option. (ix86_can_inline_p): Update field names for function fpmath state. (ix86_expand_builtin): Update call to ix86_target_string. * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h. (ix86_fpmath): Remove. * config/i386/t-i386 (i386.o): Update dependencies. From-SVN: r173809
This commit is contained in:
Joseph Myers
Joseph Myers
parent
c22cb03b64
commit
8023568eaa
@ -1,3 +1,35 @@
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2011-05-16 Joseph Myers <joseph@codesourcery.com>
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* opts-common.c (opt_enum_arg_to_value): New.
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* opts.h (opt_enum_arg_to_value): Declare.
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* config/i386/i386.opt (fpmath): Remove.
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(mfpmath=): Use Enum, Init and Save.
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(fpmath_unit): New Enum and EnumValue entries.
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* config/i386/i386-c.c (ix86_pragma_target_parse): Update field
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name for function fpmath state.
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* config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
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* config/i386/i386.c: Include diagnostic.h.
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(ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
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(ix86_target_string): Take enum fpmath_unit value instead of
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string.
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(ix86_debug_options): Update call to ix86_target_string.
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(ix86_option_override_internal): Don't process fpmath strings
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here.
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(x86_function_specific_save, ix86_function_specific_restore):
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Don't handle fpmath state specially.
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(ix86_function_specific_print): Pass fpmath state to
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ix86_target_string instead of printing in this function.
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(ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
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Handle enum attributes.
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(IX86_ATTR_ENUM, ix86_opt_enum): New.
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(ix86_valid_target_attribute_tree): Update option_strings
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handling. Handle fpmath as enum option.
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(ix86_can_inline_p): Update field names for function fpmath state.
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(ix86_expand_builtin): Update call to ix86_target_string.
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* config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
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(ix86_fpmath): Remove.
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* config/i386/t-i386 (i386.o): Update dependencies.
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2011-05-16 Joseph Myers <joseph@codesourcery.com>
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PR preprocessor/48677
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@ -340,14 +340,14 @@ ix86_pragma_target_parse (tree args, tree pop_target)
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ix86_target_macros_internal (prev_isa & diff_isa,
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prev_arch,
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prev_tune,
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(enum fpmath_unit) prev_opt->fpmath,
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(enum fpmath_unit) prev_opt->x_ix86_fpmath,
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cpp_undef);
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/* Define all of the macros for new options that were just turned on. */
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ix86_target_macros_internal (cur_isa & diff_isa,
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cur_arch,
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cur_tune,
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(enum fpmath_unit) cur_opt->fpmath,
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(enum fpmath_unit) cur_opt->x_ix86_fpmath,
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cpp_define);
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return true;
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@ -47,6 +47,12 @@ enum calling_abi
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MS_ABI = 1
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};
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enum fpmath_unit
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{
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FPMATH_387 = 1,
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FPMATH_SSE = 2
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};
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enum tls_dialect
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{
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TLS_DIALECT_GNU,
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@ -59,6 +59,7 @@ along with GCC; see the file COPYING3. If not see
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#include "sbitmap.h"
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#include "fibheap.h"
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#include "opts.h"
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#include "diagnostic.h"
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enum upper_128bits_state
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{
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@ -2325,9 +2326,6 @@ struct ix86_frame
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bool save_regs_using_mov;
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};
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/* Which unit we are generating floating point math for. */
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enum fpmath_unit ix86_fpmath;
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/* Which cpu are we scheduling for. */
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enum attr_cpu ix86_schedule;
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@ -2429,19 +2427,19 @@ enum ix86_function_specific_strings
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{
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IX86_FUNCTION_SPECIFIC_ARCH,
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IX86_FUNCTION_SPECIFIC_TUNE,
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IX86_FUNCTION_SPECIFIC_FPMATH,
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IX86_FUNCTION_SPECIFIC_MAX
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};
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static char *ix86_target_string (int, int, const char *, const char *,
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const char *, bool);
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enum fpmath_unit, bool);
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static void ix86_debug_options (void) ATTRIBUTE_UNUSED;
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static void ix86_function_specific_save (struct cl_target_option *);
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static void ix86_function_specific_restore (struct cl_target_option *);
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static void ix86_function_specific_print (FILE *, int,
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struct cl_target_option *);
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static bool ix86_valid_target_attribute_p (tree, tree, tree, int);
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static bool ix86_valid_target_attribute_inner_p (tree, char *[]);
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static bool ix86_valid_target_attribute_inner_p (tree, char *[],
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struct gcc_options *);
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static bool ix86_can_inline_p (tree, tree);
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static void ix86_set_current_function (tree);
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static unsigned int ix86_minimum_incoming_stack_boundary (bool);
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@ -3085,7 +3083,7 @@ ix86_handle_option (struct gcc_options *opts,
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static char *
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ix86_target_string (int isa, int flags, const char *arch, const char *tune,
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const char *fpmath, bool add_nl_p)
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enum fpmath_unit fpmath, bool add_nl_p)
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{
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struct ix86_target_opts
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{
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@ -3219,7 +3217,23 @@ ix86_target_string (int isa, int flags, const char *arch, const char *tune,
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if (fpmath)
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{
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opts[num][0] = "-mfpmath=";
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opts[num++][1] = fpmath;
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switch ((int) fpmath)
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{
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case FPMATH_387:
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opts[num++][1] = "387";
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break;
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case FPMATH_SSE:
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opts[num++][1] = "sse";
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break;
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case FPMATH_387 | FPMATH_SSE:
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opts[num++][1] = "sse+387";
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break;
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default:
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gcc_unreachable ();
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}
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}
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/* Any options? */
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@ -3294,7 +3308,7 @@ ix86_debug_options (void)
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{
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char *opts = ix86_target_string (ix86_isa_flags, target_flags,
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ix86_arch_string, ix86_tune_string,
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ix86_fpmath_string, true);
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ix86_fpmath, true);
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if (opts)
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{
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@ -4003,44 +4017,24 @@ ix86_option_override_internal (bool main_args_p)
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&& ! TARGET_SSE)
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error ("%ssseregparm%s used without SSE enabled", prefix, suffix);
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ix86_fpmath = TARGET_FPMATH_DEFAULT;
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if (ix86_fpmath_string != 0)
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if (global_options_set.x_ix86_fpmath)
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{
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if (! strcmp (ix86_fpmath_string, "387"))
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ix86_fpmath = FPMATH_387;
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else if (! strcmp (ix86_fpmath_string, "sse"))
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if (ix86_fpmath & FPMATH_SSE)
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{
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if (!TARGET_SSE)
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{
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warning (0, "SSE instruction set disabled, using 387 arithmetics");
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ix86_fpmath = FPMATH_387;
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}
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else
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ix86_fpmath = FPMATH_SSE;
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}
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else if (! strcmp (ix86_fpmath_string, "387,sse")
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|| ! strcmp (ix86_fpmath_string, "387+sse")
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|| ! strcmp (ix86_fpmath_string, "sse,387")
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|| ! strcmp (ix86_fpmath_string, "sse+387")
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|| ! strcmp (ix86_fpmath_string, "both"))
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{
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if (!TARGET_SSE)
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{
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warning (0, "SSE instruction set disabled, using 387 arithmetics");
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ix86_fpmath = FPMATH_387;
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}
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else if (!TARGET_80387)
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else if ((ix86_fpmath & FPMATH_387) && !TARGET_80387)
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{
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warning (0, "387 instruction set disabled, using SSE arithmetics");
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ix86_fpmath = FPMATH_SSE;
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}
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else
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ix86_fpmath = (enum fpmath_unit) (FPMATH_SSE | FPMATH_387);
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}
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else
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error ("bad value (%s) for %sfpmath=%s %s",
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ix86_fpmath_string, prefix, suffix, sw);
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}
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else
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ix86_fpmath = TARGET_FPMATH_DEFAULT;
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/* If the i387 is disabled, then do not return values in it. */
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if (!TARGET_80387)
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@ -4344,7 +4338,6 @@ ix86_function_specific_save (struct cl_target_option *ptr)
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ptr->arch = ix86_arch;
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ptr->schedule = ix86_schedule;
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ptr->tune = ix86_tune;
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ptr->fpmath = ix86_fpmath;
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ptr->branch_cost = ix86_branch_cost;
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ptr->tune_defaulted = ix86_tune_defaulted;
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ptr->arch_specified = ix86_arch_specified;
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@ -4356,7 +4349,6 @@ ix86_function_specific_save (struct cl_target_option *ptr)
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gcc_assert (ptr->arch == ix86_arch);
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gcc_assert (ptr->schedule == ix86_schedule);
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gcc_assert (ptr->tune == ix86_tune);
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gcc_assert (ptr->fpmath == ix86_fpmath);
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gcc_assert (ptr->branch_cost == ix86_branch_cost);
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}
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@ -4373,7 +4365,6 @@ ix86_function_specific_restore (struct cl_target_option *ptr)
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ix86_arch = (enum processor_type) ptr->arch;
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ix86_schedule = (enum attr_cpu) ptr->schedule;
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ix86_tune = (enum processor_type) ptr->tune;
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ix86_fpmath = (enum fpmath_unit) ptr->fpmath;
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ix86_branch_cost = ptr->branch_cost;
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ix86_tune_defaulted = ptr->tune_defaulted;
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ix86_arch_specified = ptr->arch_specified;
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@ -4407,7 +4398,7 @@ ix86_function_specific_print (FILE *file, int indent,
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{
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char *target_string
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= ix86_target_string (ptr->x_ix86_isa_flags, ptr->x_target_flags,
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NULL, NULL, NULL, false);
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NULL, NULL, ptr->x_ix86_fpmath, false);
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fprintf (file, "%*sarch = %d (%s)\n",
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indent, "",
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@ -4423,9 +4414,6 @@ ix86_function_specific_print (FILE *file, int indent,
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? cpu_names[ptr->tune]
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: "<unknown>"));
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fprintf (file, "%*sfpmath = %d%s%s\n", indent, "", ptr->fpmath,
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(ptr->fpmath & FPMATH_387) ? ", 387" : "",
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(ptr->fpmath & FPMATH_SSE) ? ", sse" : "");
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fprintf (file, "%*sbranch_cost = %d\n", indent, "", ptr->branch_cost);
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if (target_string)
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@ -4441,13 +4429,15 @@ ix86_function_specific_print (FILE *file, int indent,
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over the list. */
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static bool
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ix86_valid_target_attribute_inner_p (tree args, char *p_strings[])
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ix86_valid_target_attribute_inner_p (tree args, char *p_strings[],
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struct gcc_options *enum_opts_set)
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{
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char *next_optstr;
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bool ret = true;
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#define IX86_ATTR_ISA(S,O) { S, sizeof (S)-1, ix86_opt_isa, O, 0 }
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#define IX86_ATTR_STR(S,O) { S, sizeof (S)-1, ix86_opt_str, O, 0 }
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#define IX86_ATTR_ENUM(S,O) { S, sizeof (S)-1, ix86_opt_enum, O, 0 }
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#define IX86_ATTR_YES(S,O,M) { S, sizeof (S)-1, ix86_opt_yes, O, M }
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#define IX86_ATTR_NO(S,O,M) { S, sizeof (S)-1, ix86_opt_no, O, M }
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@ -4457,6 +4447,7 @@ ix86_valid_target_attribute_inner_p (tree args, char *p_strings[])
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ix86_opt_yes,
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ix86_opt_no,
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ix86_opt_str,
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ix86_opt_enum,
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ix86_opt_isa
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};
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@ -4493,9 +4484,11 @@ ix86_valid_target_attribute_inner_p (tree args, char *p_strings[])
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IX86_ATTR_ISA ("rdrnd", OPT_mrdrnd),
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IX86_ATTR_ISA ("f16c", OPT_mf16c),
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/* enum options */
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IX86_ATTR_ENUM ("fpmath=", OPT_mfpmath_),
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/* string options */
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IX86_ATTR_STR ("arch=", IX86_FUNCTION_SPECIFIC_ARCH),
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IX86_ATTR_STR ("fpmath=", IX86_FUNCTION_SPECIFIC_FPMATH),
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IX86_ATTR_STR ("tune=", IX86_FUNCTION_SPECIFIC_TUNE),
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/* flag options */
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@ -4536,7 +4529,8 @@ ix86_valid_target_attribute_inner_p (tree args, char *p_strings[])
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for (; args; args = TREE_CHAIN (args))
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if (TREE_VALUE (args)
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&& !ix86_valid_target_attribute_inner_p (TREE_VALUE (args), p_strings))
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&& !ix86_valid_target_attribute_inner_p (TREE_VALUE (args),
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p_strings, enum_opts_set))
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ret = false;
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return ret;
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@ -4592,7 +4586,9 @@ ix86_valid_target_attribute_inner_p (tree args, char *p_strings[])
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type = attrs[i].type;
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opt_len = attrs[i].len;
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if (ch == attrs[i].string[0]
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&& ((type != ix86_opt_str) ? len == opt_len : len > opt_len)
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&& ((type != ix86_opt_str && type != ix86_opt_enum)
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? len == opt_len
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: len > opt_len)
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&& memcmp (p, attrs[i].string, opt_len) == 0)
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{
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opt = attrs[i].opt;
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@ -4640,6 +4636,23 @@ ix86_valid_target_attribute_inner_p (tree args, char *p_strings[])
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p_strings[opt] = xstrdup (p + opt_len);
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}
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else if (type == ix86_opt_enum)
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{
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bool arg_ok;
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int value;
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arg_ok = opt_enum_arg_to_value (opt, p + opt_len, &value, CL_TARGET);
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if (arg_ok)
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set_option (&global_options, enum_opts_set, opt, value,
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p + opt_len, DK_UNSPECIFIED, input_location,
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global_dc);
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else
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{
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error ("attribute(target(\"%s\")) is unknown", orig_p);
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ret = false;
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}
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}
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else
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gcc_unreachable ();
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}
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@ -4654,17 +4667,21 @@ ix86_valid_target_attribute_tree (tree args)
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{
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const char *orig_arch_string = ix86_arch_string;
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const char *orig_tune_string = ix86_tune_string;
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const char *orig_fpmath_string = ix86_fpmath_string;
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enum fpmath_unit orig_fpmath_set = global_options_set.x_ix86_fpmath;
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int orig_tune_defaulted = ix86_tune_defaulted;
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int orig_arch_specified = ix86_arch_specified;
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char *option_strings[IX86_FUNCTION_SPECIFIC_MAX] = { NULL, NULL, NULL };
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char *option_strings[IX86_FUNCTION_SPECIFIC_MAX] = { NULL, NULL };
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tree t = NULL_TREE;
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int i;
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struct cl_target_option *def
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= TREE_TARGET_OPTION (target_option_default_node);
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struct gcc_options enum_opts_set;
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memset (&enum_opts_set, 0, sizeof (enum_opts_set));
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/* Process each of the options on the chain. */
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if (! ix86_valid_target_attribute_inner_p (args, option_strings))
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if (! ix86_valid_target_attribute_inner_p (args, option_strings,
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&enum_opts_set))
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return NULL_TREE;
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/* If the changed options are different from the default, rerun
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@ -4675,7 +4692,7 @@ ix86_valid_target_attribute_tree (tree args)
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|| target_flags != def->x_target_flags
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|| option_strings[IX86_FUNCTION_SPECIFIC_ARCH]
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|| option_strings[IX86_FUNCTION_SPECIFIC_TUNE]
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|| option_strings[IX86_FUNCTION_SPECIFIC_FPMATH])
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|| ix86_fpmath != def->x_ix86_fpmath)
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{
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/* If we are using the default tune= or arch=, undo the string assigned,
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and use the default. */
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@ -4690,10 +4707,13 @@ ix86_valid_target_attribute_tree (tree args)
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ix86_tune_string = NULL;
|
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|
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/* If fpmath= is not set, and we now have sse2 on 32-bit, use it. */
|
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if (option_strings[IX86_FUNCTION_SPECIFIC_FPMATH])
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ix86_fpmath_string = option_strings[IX86_FUNCTION_SPECIFIC_FPMATH];
|
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if (enum_opts_set.x_ix86_fpmath)
|
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global_options_set.x_ix86_fpmath = (enum fpmath_unit) 1;
|
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else if (!TARGET_64BIT && TARGET_SSE)
|
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ix86_fpmath_string = "sse,387";
|
||||
{
|
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ix86_fpmath = (enum fpmath_unit) (FPMATH_SSE | FPMATH_387);
|
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global_options_set.x_ix86_fpmath = (enum fpmath_unit) 1;
|
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}
|
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|
||||
/* Do any overrides, such as arch=xxx, or tune=xxx support. */
|
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ix86_option_override_internal (false);
|
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@ -4707,7 +4727,7 @@ ix86_valid_target_attribute_tree (tree args)
|
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|
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ix86_arch_string = orig_arch_string;
|
||||
ix86_tune_string = orig_tune_string;
|
||||
ix86_fpmath_string = orig_fpmath_string;
|
||||
global_options_set.x_ix86_fpmath = orig_fpmath_set;
|
||||
|
||||
/* Free up memory allocated to hold the strings */
|
||||
for (i = 0; i < IX86_FUNCTION_SPECIFIC_MAX; i++)
|
||||
@ -4805,7 +4825,7 @@ ix86_can_inline_p (tree caller, tree callee)
|
||||
else if (caller_opts->tune != callee_opts->tune)
|
||||
ret = false;
|
||||
|
||||
else if (caller_opts->fpmath != callee_opts->fpmath)
|
||||
else if (caller_opts->x_ix86_fpmath != callee_opts->x_ix86_fpmath)
|
||||
ret = false;
|
||||
|
||||
else if (caller_opts->branch_cost != callee_opts->branch_cost)
|
||||
@ -27378,7 +27398,7 @@ ix86_expand_builtin (tree exp, rtx target, rtx subtarget ATTRIBUTE_UNUSED,
|
||||
&& !(ix86_builtins_isa[fcode].isa & ix86_isa_flags))
|
||||
{
|
||||
char *opts = ix86_target_string (ix86_builtins_isa[fcode].isa, 0, NULL,
|
||||
NULL, NULL, false);
|
||||
NULL, (enum fpmath_unit) 0, false);
|
||||
|
||||
if (!opts)
|
||||
error ("%qE needs unknown isa option", fndecl);
|
||||
|
||||
@ -2029,14 +2029,6 @@ enum processor_type
|
||||
extern enum processor_type ix86_tune;
|
||||
extern enum processor_type ix86_arch;
|
||||
|
||||
enum fpmath_unit
|
||||
{
|
||||
FPMATH_387 = 1,
|
||||
FPMATH_SSE = 2
|
||||
};
|
||||
|
||||
extern enum fpmath_unit ix86_fpmath;
|
||||
|
||||
/* Size of the RED_ZONE area. */
|
||||
#define RED_ZONE_SIZE 128
|
||||
/* Reserved area of the red zone for temporaries. */
|
||||
|
||||
@ -40,10 +40,6 @@ unsigned char arch
|
||||
TargetSave
|
||||
unsigned char tune
|
||||
|
||||
;; -mfpath=
|
||||
TargetSave
|
||||
unsigned char fpmath
|
||||
|
||||
;; CPU schedule model
|
||||
TargetSave
|
||||
unsigned char schedule
|
||||
@ -170,9 +166,34 @@ Target Report Mask(FLOAT_RETURNS) Save
|
||||
Return values of functions in FPU registers
|
||||
|
||||
mfpmath=
|
||||
Target RejectNegative Joined Var(ix86_fpmath_string)
|
||||
Target RejectNegative Joined Var(ix86_fpmath) Enum(fpmath_unit) Init(FPMATH_387) Save
|
||||
Generate floating point mathematics using given instruction set
|
||||
|
||||
Enum
|
||||
Name(fpmath_unit) Type(enum fpmath_unit)
|
||||
Valid arguments to -mfpmath=:
|
||||
|
||||
EnumValue
|
||||
Enum(fpmath_unit) String(387) Value(FPMATH_387)
|
||||
|
||||
EnumValue
|
||||
Enum(fpmath_unit) String(sse) Value(FPMATH_SSE)
|
||||
|
||||
EnumValue
|
||||
Enum(fpmath_unit) String(387,sse) Value({(enum fpmath_unit) (FPMATH_SSE | FPMATH_387)})
|
||||
|
||||
EnumValue
|
||||
Enum(fpmath_unit) String(387+sse) Value({(enum fpmath_unit) (FPMATH_SSE | FPMATH_387)})
|
||||
|
||||
EnumValue
|
||||
Enum(fpmath_unit) String(sse,387) Value({(enum fpmath_unit) (FPMATH_SSE | FPMATH_387)})
|
||||
|
||||
EnumValue
|
||||
Enum(fpmath_unit) String(sse+387) Value({(enum fpmath_unit) (FPMATH_SSE | FPMATH_387)})
|
||||
|
||||
EnumValue
|
||||
Enum(fpmath_unit) String(both) Value({(enum fpmath_unit) (FPMATH_SSE | FPMATH_387)})
|
||||
|
||||
mhard-float
|
||||
Target RejectNegative Mask(80387) MaskExists Save
|
||||
Use hardware fp
|
||||
|
||||
@ -24,7 +24,7 @@ i386.o: $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
|
||||
$(GGC_H) $(TARGET_H) $(TARGET_DEF_H) langhooks.h $(CGRAPH_H) \
|
||||
$(TREE_GIMPLE_H) $(DWARF2_H) $(DF_H) tm-constrs.h $(PARAMS_H) \
|
||||
i386-builtin-types.inc debug.h dwarf2out.h sbitmap.h $(FIBHEAP_H) \
|
||||
$(OPTS_H)
|
||||
$(OPTS_H) $(DIAGNOSTIC_H)
|
||||
|
||||
i386-c.o: $(srcdir)/config/i386/i386-c.c \
|
||||
$(srcdir)/config/i386/i386-protos.h $(CONFIG_H) $(SYSTEM_H) coretypes.h \
|
||||
|
||||
@ -212,6 +212,22 @@ enum_arg_to_value (const struct cl_enum_arg *enum_args,
|
||||
return false;
|
||||
}
|
||||
|
||||
/* Look up ARG in the enum used by option OPT_INDEX for language
|
||||
LANG_MASK, returning true and storing the value in *VALUE if found,
|
||||
and returning false without modifying *VALUE if not found. */
|
||||
|
||||
bool
|
||||
opt_enum_arg_to_value (size_t opt_index, const char *arg, int *value,
|
||||
unsigned int lang_mask)
|
||||
{
|
||||
const struct cl_option *option = &cl_options[opt_index];
|
||||
|
||||
gcc_assert (option->var_type == CLVC_ENUM);
|
||||
|
||||
return enum_arg_to_value (cl_enums[option->var_enum].values, arg,
|
||||
value, lang_mask);
|
||||
}
|
||||
|
||||
/* Look of VALUE in ENUM_ARGS for language LANG_MASK and store the
|
||||
corresponding string in *ARGP, returning true if the found string
|
||||
was marked as canonical, false otherwise. If VALUE is not found
|
||||
|
||||
@ -395,4 +395,6 @@ extern void default_options_optimization (struct gcc_options *opts,
|
||||
extern void set_struct_debug_option (struct gcc_options *opts,
|
||||
location_t loc,
|
||||
const char *value);
|
||||
extern bool opt_enum_arg_to_value (size_t opt_index, const char *arg,
|
||||
int *value, unsigned int lang_mask);
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user