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-rw-r--r--erts/emulator/beam/beam_emu.c42
1 files changed, 25 insertions, 17 deletions
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c
index 1b9fc86871..bdc730e6c1 100644
--- a/erts/emulator/beam/beam_emu.c
+++ b/erts/emulator/beam/beam_emu.c
@@ -1492,24 +1492,32 @@ void process_main(void)
c_p->freason = BADARG;
goto lb_Cl_error;
- OpCase(i_fast_element_jIsd): {
- Eterm tuple;
-
- /*
- * Inlined version of element/2 for even more speed.
- * The first argument is an untagged integer >= 1.
- * The second argument is guaranteed to be a register operand.
- */
- GetArg1(2, tuple);
- if (is_tuple(tuple)) {
- Eterm* tp = tuple_val(tuple);
- Eterm pos = Arg(1);
- if (pos <= arityval(*tp)) {
- Eterm result = tp[pos];
- StoreBifResult(3, result);
- }
- }
+ {
+ Eterm fast_element_tuple;
+
+ OpCase(i_fast_element_rjId):
+ fast_element_tuple = r(0);
+
+ do_fast_element:
+ if (is_tuple(fast_element_tuple)) {
+ Eterm* tp = tuple_val(fast_element_tuple);
+ Eterm pos = Arg(1); /* Untagged integer >= 1 */
+ if (pos <= arityval(*tp)) {
+ Eterm result = tp[pos];
+ StoreBifResult(2, result);
+ }
+ }
goto badarg;
+
+ OpCase(i_fast_element_xjId):
+ fast_element_tuple = xb(Arg(0));
+ I++;
+ goto do_fast_element;
+
+ OpCase(i_fast_element_yjId):
+ fast_element_tuple = yb(Arg(0));
+ I++;
+ goto do_fast_element;
}
OpCase(catch_yf):