From 62c3610583fbdb2105714117f7acac89e9ab1da4 Mon Sep 17 00:00:00 2001 From: normal Date: Fri, 19 Oct 2018 20:56:10 +0000 Subject: [PATCH] rb_execution_context_t: pack bits, 256 -> 252 bytes (on 32-bit) Maybe execution contexts will become more common. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65183 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- eval_error.c | 2 +- vm_core.h | 8 ++++++-- 2 files changed, 7 insertions(+), 3 deletions(-) diff --git a/eval_error.c b/eval_error.c index 237c96d84f..8f98fcc319 100644 --- a/eval_error.c +++ b/eval_error.c @@ -268,7 +268,7 @@ VALUE rb_get_message(VALUE exc); void rb_ec_error_print(rb_execution_context_t * volatile ec, volatile VALUE errinfo) { - volatile int raised_flag = ec->raised_flag; + volatile uint8_t raised_flag = ec->raised_flag; volatile VALUE errat = Qundef; volatile VALUE emesg = Qundef; diff --git a/vm_core.h b/vm_core.h index 9716aff3fc..7b795bb5cb 100644 --- a/vm_core.h +++ b/vm_core.h @@ -845,8 +845,12 @@ typedef struct rb_execution_context_struct { VALUE errinfo; VALUE passed_block_handler; /* for rb_iterate */ const rb_callable_method_entry_t *passed_bmethod_me; /* for bmethod */ - int raised_flag; - enum method_missing_reason method_missing_reason; + + uint8_t raised_flag; /* only 3 bits needed */ + + /* n.b. only 7 bits needed, really: */ + BITFIELD(enum method_missing_reason, method_missing_reason, 8); + VALUE private_const_reference; /* for GC */