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-rw-r--r--erts/emulator/beam/instrs.tab8
-rw-r--r--erts/emulator/beam/ops.tab6
2 files changed, 9 insertions, 5 deletions
diff --git a/erts/emulator/beam/instrs.tab b/erts/emulator/beam/instrs.tab
index 7fa1df64ff..590a55eb9d 100644
--- a/erts/emulator/beam/instrs.tab
+++ b/erts/emulator/beam/instrs.tab
@@ -710,9 +710,11 @@ jump(Fail) {
$JUMP($Fail);
}
-move_jump(Fail, Src) {
- x(0) = $Src;
- $jump($Fail);
+move_jump(Lbl, Src, Dst) {
+ Eterm lbl = $Lbl;
+ Eterm src = $Src;
+ $Dst = src;
+ $JUMP(lbl);
}
//
diff --git a/erts/emulator/beam/ops.tab b/erts/emulator/beam/ops.tab
index cc74ed215f..62c2e8ef8a 100644
--- a/erts/emulator/beam/ops.tab
+++ b/erts/emulator/beam/ops.tab
@@ -264,9 +264,11 @@ system_limit j
# Move instructions.
#
-move C=cxy x==0 | jump Lbl => move_jump Lbl C
+move Src=cxy Dst=xy | jump Lbl => move_jump Lbl Src Dst
+
+move_jump f cxy xy
+move_jump f c r
-move_jump f ncxy
# Movement to and from the stack is common
# Try to pack as much as we can into one instruction