diff options
| author | Takashi Kokubun <[email protected]> | 2023-03-03 23:55:38 -0800 |
|---|---|---|
| committer | Takashi Kokubun <[email protected]> | 2023-03-05 23:28:59 -0800 |
| commit | 9ee724408c1da10c7323c07405d5e01182aeb0bd (patch) | |
| tree | 15ad4a682eb0d8bc77f639e75dcb0e2601f0d30d /lib/ruby_vm/mjit | |
| parent | 9556b6368f93f60b2e46d2a6e030321413a9d8d0 (diff) | |
Optimize #nil?
Notes
Notes:
Merged: https://github.com/ruby/ruby/pull/7448
Diffstat (limited to 'lib/ruby_vm/mjit')
| -rw-r--r-- | lib/ruby_vm/mjit/insn_compiler.rb | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/lib/ruby_vm/mjit/insn_compiler.rb b/lib/ruby_vm/mjit/insn_compiler.rb index 4e2069adf3..f1367b9ce6 100644 --- a/lib/ruby_vm/mjit/insn_compiler.rb +++ b/lib/ruby_vm/mjit/insn_compiler.rb @@ -2075,6 +2075,30 @@ module RubyVM::MJIT # @param jit [RubyVM::MJIT::JITState] # @param ctx [RubyVM::MJIT::Context] # @param asm [RubyVM::MJIT::Assembler] + def jit_rb_true(jit, ctx, asm, argc, _known_recv_class) + return false if argc != 0 + asm.comment('nil? == true'); + ctx.stack_pop(1) + stack_ret = ctx.stack_push + asm.mov(stack_ret, Qtrue) + true + end + + # @param jit [RubyVM::MJIT::JITState] + # @param ctx [RubyVM::MJIT::Context] + # @param asm [RubyVM::MJIT::Assembler] + def jit_rb_false(jit, ctx, asm, argc, _known_recv_class) + return false if argc != 0 + asm.comment('nil? == false'); + ctx.stack_pop(1) + stack_ret = ctx.stack_push + asm.mov(stack_ret, Qfalse) + true + end + + # @param jit [RubyVM::MJIT::JITState] + # @param ctx [RubyVM::MJIT::Context] + # @param asm [RubyVM::MJIT::Assembler] def jit_rb_obj_not(jit, ctx, asm, argc, _known_recv_class) return false if argc != 0 asm.comment('rb_obj_not') @@ -2255,8 +2279,8 @@ module RubyVM::MJIT # Specialization for C methods. See register_cfunc_method for details. register_cfunc_method(BasicObject, :!, :jit_rb_obj_not) - #register_cfunc_method(NilClass, :nil?, :jit_rb_true) - #register_cfunc_method(Kernel, :nil?, :jit_rb_false) + register_cfunc_method(NilClass, :nil?, :jit_rb_true) + register_cfunc_method(Kernel, :nil?, :jit_rb_false) #register_cfunc_method(Kernel, :is_a?, :jit_rb_kernel_is_a) #register_cfunc_method(Kernel, :kind_of?, :jit_rb_kernel_is_a) #register_cfunc_method(Kernel, :instance_of?, :jit_rb_kernel_instance_of) |