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ruby-changes:61626

From: =E5=8D=9C=E9=83=A8=E6=98=8C=E5=B9=B3 <ko1@a...>
Date: Tue, 9 Jun 2020 09:53:24 +0900 (JST)
Subject: [ruby-changes:61626] 4fbe86d0e2 (master): vm_call_method: use struct assignment

https://git.ruby-lang.org/ruby.git/commit/?id=4fbe86d0e2

From 4fbe86d0e22e06ecd4f79282fc66ddc40d963d60 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8D=9C=E9=83=A8=E6=98=8C=E5=B9=B3?=
 <shyouhei@r...>
Date: Wed, 3 Jun 2020 15:06:18 +0900
Subject: vm_call_method: use struct assignment

This further reduces the generated binary of vm_call_method from 566
bytes to 545 bytes on my machine, according to nm(1).

diff --git a/vm_insnhelper.c b/vm_insnhelper.c
index 6d4afa2..e4d58f9 100644
--- a/vm_insnhelper.c
+++ b/vm_insnhelper.c
@@ -3159,9 +3159,10 @@ vm_call_method(rb_execution_context_t *ec, rb_control_frame_t *cfp, struct rb_ca https://github.com/ruby/ruby/blob/trunk/vm_insnhelper.c#L3159
 		else {
 		    /* caching method info to dummy cc */
 		    VM_ASSERT(vm_cc_cme(cc) != NULL);
+                    const struct rb_callcache cc_on_stack = *cc;
                     return vm_call_method_each_type(ec, cfp, calling, &(struct rb_call_data) {
                         .ci = ci,
-                        .cc = &VM_CC_ON_STACK(cc->klass, vm_cc_call(cc), { 0 }, vm_cc_cme(cc)),
+                        .cc = &cc_on_stack,
                     });
 		}
 	    }
-- 
cgit v0.10.2


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