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Convert certain push number opcodes to literals (#2328)

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Binary operations are much faster with literal arguments.
The byte immediates are still kept for other cases, e.g. array declarations.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2018-05-18 10:22:53 +02:00
committed by yichoi
parent 64b16bf190
commit 5560c76b41
10 changed files with 232 additions and 81 deletions
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jerry-core/parser/js/byte-code.h
+9 -3
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@@ -272,11 +272,11 @@
CBC_OPCODE (CBC_PUSH_THIS_LITERAL, CBC_HAS_LITERAL_ARG, 2, \
VM_OC_PUSH_TWO | VM_OC_GET_THIS_LITERAL) \
CBC_OPCODE (CBC_PUSH_NUMBER_0, CBC_NO_FLAG, 1, \
VM_OC_PUSH_NUMBER_0 | VM_OC_PUT_STACK) \
VM_OC_PUSH_0 | VM_OC_PUT_STACK) \
CBC_OPCODE (CBC_PUSH_NUMBER_POS_BYTE, CBC_HAS_BYTE_ARG, 1, \
VM_OC_PUSH_NUMBER_POS_BYTE | VM_OC_PUT_STACK) \
VM_OC_PUSH_POS_BYTE | VM_OC_PUT_STACK) \
CBC_OPCODE (CBC_PUSH_NUMBER_NEG_BYTE, CBC_HAS_BYTE_ARG, 1, \
VM_OC_PUSH_NUMBER_NEG_BYTE | VM_OC_PUT_STACK) \
VM_OC_PUSH_NEG_BYTE | VM_OC_PUT_STACK) \
CBC_OPCODE (CBC_PUSH_PROP, CBC_NO_FLAG, -1, \
VM_OC_PROP_GET | VM_OC_GET_STACK_STACK | VM_OC_PUT_STACK) \
CBC_OPCODE (CBC_PUSH_PROP_LITERAL, CBC_HAS_LITERAL_ARG, 0, \
@@ -539,6 +539,12 @@
/* Basic opcodes. */ \
CBC_OPCODE (CBC_EXT_DEBUGGER, CBC_NO_FLAG, 0, \
VM_OC_NONE) \
CBC_OPCODE (CBC_EXT_PUSH_LITERAL_PUSH_NUMBER_0, CBC_HAS_LITERAL_ARG, 2, \
VM_OC_PUSH_LIT_0 | VM_OC_GET_LITERAL) \
CBC_OPCODE (CBC_EXT_PUSH_LITERAL_PUSH_NUMBER_POS_BYTE, CBC_HAS_LITERAL_ARG | CBC_HAS_BYTE_ARG, 2, \
VM_OC_PUSH_LIT_POS_BYTE | VM_OC_GET_LITERAL) \
CBC_OPCODE (CBC_EXT_PUSH_LITERAL_PUSH_NUMBER_NEG_BYTE, CBC_HAS_LITERAL_ARG | CBC_HAS_BYTE_ARG, 2, \
VM_OC_PUSH_LIT_NEG_BYTE | VM_OC_GET_LITERAL) \
CBC_OPCODE (CBC_EXT_RESOURCE_NAME, CBC_NO_FLAG, 0, \
VM_OC_RESOURCE_NAME) \
CBC_OPCODE (CBC_EXT_LINE, CBC_NO_FLAG, 0, \