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LibJS/JIT: Add fast path for Add Int32, Int32

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This uses the 32-bit registers to perform the addition and bail if the
overflow flag (OF) is set.
This commit is contained in:
iliadsh 2023-10-29 01:07:14 +00:00 • committed by Andreas Kling
parent 4b23a7dfb4
commit 4f3945024a
3 changed files with 74 additions and 1 deletions
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2
Userland/Libraries/LibJS/JIT/Compiler.h
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@ -57,7 +57,6 @@ private:
void compile_resolve_this_binding(Bytecode::Op::ResolveThisBinding const&);
# define JS_ENUMERATE_COMMON_BINARY_OPS_WITHOUT_FAST_PATH(O) \
O(Add, add) \
O(Sub, sub) \
O(Mul, mul) \
O(Div, div) \
@ -91,6 +90,7 @@ private:
JS_ENUMERATE_COMMON_UNARY_OPS(DO_COMPILE_COMMON_UNARY_OP)
# undef DO_COMPILE_COMMON_UNARY_OP
void compile_add(Bytecode::Op::Add const&);
void compile_less_than(Bytecode::Op::LessThan const&);
void compile_return(Bytecode::Op::Return const&);