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Introduce parser-time optimization that replaces a function's local variables with registers.

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JerryScript-DCO-1.0-Signed-off-by: Ruben Ayrapetyan r.ayrapetyan@samsung.com
This commit is contained in:
Ruben Ayrapetyan
2015-08-21 14:19:04 +03:00
parent 91aecc3bd0
commit 5b9ce05491
11 changed files with 360 additions and 65 deletions
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tests/unit/test-parser.cpp
+1 -1
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@@ -64,7 +64,7 @@ main (int __attr_unused___ argc,
OPCODE_SCOPE_CODE_FLAGS_NOT_REF_ARGUMENTS_IDENTIFIER
| OPCODE_SCOPE_CODE_FLAGS_NOT_REF_EVAL_IDENTIFIER,
INVALID_VALUE),
getop_reg_var_decl (OPCODE_REG_FIRST, OPCODE_REG_GENERAL_FIRST),
getop_reg_var_decl (OPCODE_REG_FIRST, OPCODE_REG_GENERAL_FIRST, 0),
getop_var_decl (0), // var a;
getop_assignment (130, 1, 1), // $tmp0 = 1;
getop_assignment (0, 6, 130), // a = $tmp0;