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authorBjörn Gustavsson <[email protected]>2017-08-25 14:40:50 +0200
committerBjörn Gustavsson <[email protected]>2017-08-31 15:45:32 +0200
commite53b75431e40cec0c26032df1867301e76688009 (patch)
tree592f6aed85e6dc26531ebf217cd6c69283754e1c /erts/emulator
parent50da607331bc2de990828c3c74bbf4ee7efa27f0 (diff)
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Eliminate three arguments for erts_hibernate()
We don't need to pass x(0), x(1), and x(2) because they can already be found in the register array.
Diffstat (limited to 'erts/emulator')
-rw-r--r--erts/emulator/beam/beam_emu.c5
-rw-r--r--erts/emulator/beam/bif.c6
-rw-r--r--erts/emulator/beam/global.h2
-rw-r--r--erts/emulator/beam/trace_instrs.tab2
4 files changed, 11 insertions, 4 deletions
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c
index 8692b99c57..7ef0772703 100644
--- a/erts/emulator/beam/beam_emu.c
+++ b/erts/emulator/beam/beam_emu.c
@@ -2328,10 +2328,13 @@ fixed_apply(Process* p, Eterm* reg, Uint arity,
}
int
-erts_hibernate(Process* c_p, Eterm module, Eterm function, Eterm args, Eterm* reg)
+erts_hibernate(Process* c_p, Eterm* reg)
{
int arity;
Eterm tmp;
+ Eterm module = reg[0];
+ Eterm function = reg[1];
+ Eterm args = reg[2];
if (is_not_atom(module) || is_not_atom(function)) {
/*
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c
index cbbc2e88a1..ded6c6f1a4 100644
--- a/erts/emulator/beam/bif.c
+++ b/erts/emulator/beam/bif.c
@@ -1250,7 +1250,11 @@ BIF_RETTYPE hibernate_3(BIF_ALIST_3)
*/
Eterm reg[3];
- if (erts_hibernate(BIF_P, BIF_ARG_1, BIF_ARG_2, BIF_ARG_3, reg)) {
+ reg[0] = BIF_ARG_1;
+ reg[1] = BIF_ARG_2;
+ reg[2] = BIF_ARG_3;
+
+ if (erts_hibernate(BIF_P, reg)) {
/*
* If hibernate succeeded, TRAP. The process will be wait in a
* hibernated state if its state is inactive (!ERTS_PSFLG_ACTIVE);
diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h
index 27a6202bb7..c72ae32f2c 100644
--- a/erts/emulator/beam/global.h
+++ b/erts/emulator/beam/global.h
@@ -1386,7 +1386,7 @@ Uint erts_current_reductions(Process* current, Process *p);
int erts_print_system_version(fmtfn_t to, void *arg, Process *c_p);
-int erts_hibernate(Process* c_p, Eterm module, Eterm function, Eterm args, Eterm* reg);
+int erts_hibernate(Process* c_p, Eterm* reg);
ERTS_GLB_FORCE_INLINE int erts_is_literal(Eterm tptr, Eterm *ptr);
diff --git a/erts/emulator/beam/trace_instrs.tab b/erts/emulator/beam/trace_instrs.tab
index dfd1d16d58..c71f2ef003 100644
--- a/erts/emulator/beam/trace_instrs.tab
+++ b/erts/emulator/beam/trace_instrs.tab
@@ -102,7 +102,7 @@ i_yield() {
i_hibernate() {
HEAVY_SWAPOUT;
- if (erts_hibernate(c_p, r(0), x(1), x(2), reg)) {
+ if (erts_hibernate(c_p, reg)) {
FCALLS = c_p->fcalls;
c_p->flags &= ~F_HIBERNATE_SCHED;
goto do_schedule;