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Rearrange scm_thread for better locality

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* libguile/threads.h (struct scm_thread): Move async-related bits up, so
  that the VM can access them easier.  Likewise for freelists (which we
  will inline soon).
This commit is contained in:
Andy Wingo 2019-06-20 13:37:47 +02:00
parent cce222d189
commit 117bb3bade
1 changed files with 12 additions and 12 deletions
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24
libguile/threads.h
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@ -1,7 +1,7 @@
#ifndef SCM_THREADS_H #ifndef SCM_THREADS_H
#define SCM_THREADS_H #define SCM_THREADS_H
/* Copyright 1996-1998,2000-2004,2006-2009,2011-2014,2018 /* Copyright 1996-1998,2000-2004,2006-2009,2011-2014,2018-2019
Free Software Foundation, Inc. Free Software Foundation, Inc.
This file is part of Guile. This file is part of Guile.
@ -52,6 +52,17 @@ struct scm_thread {
/* VM state for this thread. */ /* VM state for this thread. */
struct scm_vm vm; struct scm_vm vm;
/* For system asyncs.
*/
SCM pending_asyncs; /* The thunks to be run at the next
safe point. Accessed atomically. */
unsigned int block_asyncs; /* Non-zero means that asyncs should
not be run. */
/* Thread-local freelists; see gc-inline.h. */
void **freelists;
void **pointerless_freelists;
SCM handle; SCM handle;
scm_i_pthread_t pthread; scm_i_pthread_t pthread;
@ -68,10 +79,6 @@ struct scm_thread {
scm_i_pthread_cond_t sleep_cond; scm_i_pthread_cond_t sleep_cond;
int sleep_pipe[2]; int sleep_pipe[2];
/* Thread-local freelists; see gc-inline.h. */
void **freelists;
void **pointerless_freelists;
/* Other thread local things. /* Other thread local things.
*/ */
scm_t_dynamic_state *dynamic_state; scm_t_dynamic_state *dynamic_state;
@ -79,13 +86,6 @@ struct scm_thread {
/* The dynamic stack. */ /* The dynamic stack. */
scm_t_dynstack dynstack; scm_t_dynstack dynstack;
/* For system asyncs.
*/
SCM pending_asyncs; /* The thunks to be run at the next
safe point. Accessed atomically. */
unsigned int block_asyncs; /* Non-zero means that asyncs should
not be run. */
/* The current continuation root and the stack base for it. /* The current continuation root and the stack base for it.
The continuation root is an arbitrary but unique object that The continuation root is an arbitrary but unique object that