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Introduce CBC_MOV_IDENT opcode to improve performance (#3020)

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After this patch CBC_ASSIGN_SET_IDENT is transformed to CBC_MOV_IDENT if the opcode has register stored literal argument.

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
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Robert Fancsik
2019-08-26 15:59:27 +02:00
committed by Dániel Bátyai
parent 996459714c
commit 3af0079a0e
4 changed files with 27 additions and 5 deletions
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jerry-core/parser/js/byte-code.h
+2
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@@ -472,6 +472,8 @@
VM_OC_ASSIGN_PROP_THIS | VM_OC_GET_LITERAL | VM_OC_PUT_REFERENCE | VM_OC_PUT_STACK) \
CBC_OPCODE (CBC_ASSIGN_PROP_THIS_LITERAL_BLOCK, CBC_HAS_LITERAL_ARG, -1, \
VM_OC_ASSIGN_PROP_THIS | VM_OC_GET_LITERAL | VM_OC_PUT_REFERENCE | VM_OC_PUT_BLOCK) \
CBC_OPCODE (CBC_MOV_IDENT, CBC_HAS_LITERAL_ARG, -1, \
VM_OC_MOV_IDENT | VM_OC_GET_STACK | VM_OC_PUT_IDENT) \
\
/* Last opcode (not a real opcode). */ \
CBC_OPCODE (CBC_END, CBC_NO_FLAG, 0, \