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authorBjörn Gustavsson <[email protected]>2016-09-05 11:43:24 +0200
committerBjörn Gustavsson <[email protected]>2016-09-05 11:43:24 +0200
commit727f08889ab2096b540d466858ded1271bf261a8 (patch)
treeee9f45e63766d76ff3d7df52db294c26c0b1a92c /erts/emulator/beam
parent5dba22121d77237edae5cf805b9da5f7e056e532 (diff)
parentd5ba65f0aa25768c1af7a1639eb73298b029eaf3 (diff)
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Merge branch 'bjorn/erts/help-clang'
* bjorn/erts/help-clang: Slightly reduce code size of process_main()
Diffstat (limited to 'erts/emulator/beam')
-rw-r--r--erts/emulator/beam/beam_emu.c10
-rw-r--r--erts/emulator/beam/erl_init.c2
-rw-r--r--erts/emulator/beam/erl_process.c3
-rw-r--r--erts/emulator/beam/global.h2
4 files changed, 8 insertions, 9 deletions
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c
index c704323bb2..0ba06058a5 100644
--- a/erts/emulator/beam/beam_emu.c
+++ b/erts/emulator/beam/beam_emu.c
@@ -1078,7 +1078,7 @@ static Eterm make_arglist(Process* c_p, Eterm* reg, int a);
void
init_emulator(void)
{
- process_main();
+ process_main(0, 0);
}
/*
@@ -1225,7 +1225,7 @@ init_emulator(void)
* the instructions' C labels to the loader.
* The second call starts execution of BEAM code. This call never returns.
*/
-void process_main(void)
+void process_main(Eterm * x_reg_array, FloatDef* f_reg_array)
{
static int init_done = 0;
Process* c_p = NULL;
@@ -1237,7 +1237,7 @@ void process_main(void)
/* Pointer to X registers: x(1)..x(N); reg[0] is used when doing GC,
* in all other cases x0 is used.
*/
- register Eterm* reg REG_xregs = NULL;
+ register Eterm* reg REG_xregs = x_reg_array;
/*
* Top of heap (next free location); grows upwards.
@@ -1264,7 +1264,7 @@ void process_main(void)
* X registers and floating point registers are located in
* scheduler specific data.
*/
- register FloatDef *freg;
+ register FloatDef *freg = f_reg_array;
/*
* For keeping the negative old value of 'reds' when call saving is active.
@@ -1350,8 +1350,6 @@ void process_main(void)
start_time_i = c_p->i;
}
- reg = erts_proc_sched_data(c_p)->x_reg_array;
- freg = erts_proc_sched_data(c_p)->f_reg_array;
ERL_BITS_RELOAD_STATEP(c_p);
{
int reds;
diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c
index fb85bbff34..b299ac8d64 100644
--- a/erts/emulator/beam/erl_init.c
+++ b/erts/emulator/beam/erl_init.c
@@ -2300,7 +2300,7 @@ erl_start(int argc, char **argv)
#endif
set_main_stack_size();
erts_sched_init_time_sup(esdp);
- process_main();
+ process_main(esdp->x_reg_array, esdp->f_reg_array);
}
#endif
}
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index d3526f2d5c..02a430609a 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -8167,7 +8167,8 @@ sched_thread_func(void *vesdp)
ERTS_VERIFY_UNUSED_TEMP_ALLOC(NULL);
#endif
- process_main();
+ process_main(esdp->x_reg_array, esdp->f_reg_array);
+
/* No schedulers should *ever* terminate */
erts_exit(ERTS_ABORT_EXIT,
"Scheduler thread number %beu terminated\n",
diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h
index 586c01b15b..93996e8b41 100644
--- a/erts/emulator/beam/global.h
+++ b/erts/emulator/beam/global.h
@@ -1196,7 +1196,7 @@ void print_pass_through(int, byte*, int);
/* beam_emu.c */
int catchlevel(Process*);
void init_emulator(void);
-void process_main(void);
+void process_main(Eterm* x_reg_array, FloatDef* f_reg_array);
void erts_dirty_process_main(ErtsSchedulerData *);
Eterm build_stacktrace(Process* c_p, Eterm exc);
Eterm expand_error_value(Process* c_p, Uint freason, Eterm Value);