Simplify around `USE_YJIT` macro (#6240)

* Simplify around `USE_YJIT` macro

- Use `USE_YJIT` macro only instead of `YJIT_BUILD`.
- An intermediate macro `YJIT_SUPPORTED_P` is no longer used.

* Bail out if YJIT is enabled on unsupported platforms

1 files changed, 10 insertions, 10 deletions

diff --git a/ruby.c b/ruby.c
index 7c6742cac4..66feeb797e 100644
--- a/ruby.c
+++ b/ruby.c
@@ -111,7 +111,7 @@ void rb_warning_category_update(unsigned int mask, unsigned int bits);
 enum feature_flag_bits {
     EACH_FEATURES(DEFINE_FEATURE, COMMA),
     feature_debug_flag_first,
-#if defined(MJIT_FORCE_ENABLE) || !YJIT_BUILD
+#if defined(MJIT_FORCE_ENABLE) || !USE_YJIT
     DEFINE_FEATURE(jit) = feature_mjit,
 #else
     DEFINE_FEATURE(jit) = feature_yjit,
@@ -248,7 +248,7 @@ usage(const char *name, int help, int highlight, int columns)
 
 #define M(shortopt, longopt, desc) RUBY_OPT_MESSAGE(shortopt, longopt, desc)
 
-#if YJIT_BUILD
+#if USE_YJIT
 # define PLATFORM_JIT_OPTION "--yjit"
 #else
 # define PLATFORM_JIT_OPTION "--mjit"
@@ -278,7 +278,7 @@ usage(const char *name, int help, int highlight, int columns)
 #if USE_MJIT
         M("--mjit",        "",                     "enable C compiler-based JIT compiler (experimental)"),
 #endif
-#if YJIT_BUILD
+#if USE_YJIT
         M("--yjit",        "",                     "enable in-process JIT compiler (experimental)"),
 #endif
         M("-h",		   "",			   "show this message, --help for more info"),
@@ -312,7 +312,7 @@ usage(const char *name, int help, int highlight, int columns)
 #if USE_MJIT
         M("mjit", "",           "C compiler-based JIT compiler (default: disabled)"),
 #endif
-#if YJIT_BUILD
+#if USE_YJIT
         M("yjit", "",           "in-process JIT compiler (default: disabled)"),
 #endif
     };
@@ -323,7 +323,7 @@ usage(const char *name, int help, int highlight, int columns)
 #if USE_MJIT
     extern const struct ruby_opt_message mjit_option_messages[];
 #endif
-#if YJIT_BUILD
+#if USE_YJIT
     static const struct ruby_opt_message yjit_options[] = {
 #if YJIT_STATS
         M("--yjit-stats",              "", "Enable collecting YJIT statistics"),
@@ -365,7 +365,7 @@ usage(const char *name, int help, int highlight, int columns)
     for (i = 0; mjit_option_messages[i].str; ++i)
         SHOW(mjit_option_messages[i]);
 #endif
-#if YJIT_BUILD
+#if USE_YJIT
     printf("%s""YJIT options (experimental):%s\n", sb, se);
     for (i = 0; i < numberof(yjit_options); ++i)
         SHOW(yjit_options[i]);
@@ -1047,7 +1047,7 @@ set_option_encoding_once(const char *type, VALUE *name, const char *e, long elen
 #define yjit_opt_match_arg(s, l, name) \
     opt_match(s, l, name) && (*(s) && *(s+1) ? 1 : (rb_raise(rb_eRuntimeError, "--yjit-" name " needs an argument"), 0))
 
-#if YJIT_BUILD
+#if USE_YJIT
 static bool
 setup_yjit_options(const char *s)
 {
@@ -1452,7 +1452,7 @@ proc_options(long argc, char **argv, ruby_cmdline_options_t *opt, int envopt)
 #endif
             }
             else if (is_option_with_optarg("yjit", '-', true, false, false)) {
-#if YJIT_BUILD
+#if USE_YJIT
                 FEATURE_SET(opt->features, FEATURE_BIT(yjit));
                 setup_yjit_options(s);
 #else
@@ -1831,7 +1831,7 @@ process_options(int argc, char **argv, ruby_cmdline_options_t *opt)
         rb_warning("-K is specified; it is for 1.8 compatibility and may cause odd behavior");
 
     if (!(FEATURE_SET_BITS(opt->features) & feature_jit_mask)) {
-#if YJIT_BUILD
+#if USE_YJIT
         if (!FEATURE_USED_P(opt->features, yjit) && getenv("RUBY_YJIT_ENABLE")) {
             FEATURE_SET(opt->features, FEATURE_BIT(yjit));
         }
@@ -1847,7 +1847,7 @@ process_options(int argc, char **argv, ruby_cmdline_options_t *opt)
         opt->mjit.on = TRUE; /* set mjit.on for ruby_show_version() API and check to call mjit_init() */
     }
 #endif
-#if YJIT_BUILD
+#if USE_YJIT
     if (FEATURE_SET_P(opt->features, yjit)) {
         rb_yjit_init();
     }