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Implement opt_invokebuiltin_delegate

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Takashi Kokubun 2023-02-16 00:11:38 -08:00
parent 7b78fd0df2
commit a4bf1c661b
Notes: git 2023-03-06 07:29:58 +00:00
3 changed files with 56 additions and 7 deletions
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54
lib/ruby_vm/mjit/insn_compiler.rb
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@ -23,7 +23,7 @@ module RubyVM::MJIT
asm.incr_counter(:mjit_insns_count)
asm.comment("Insn: #{insn.name}")
# 49/101
# 51/101
case insn.name
when :nop then nop(jit, ctx, asm)
when :getlocal then getlocal(jit, ctx, asm)
@ -118,8 +118,8 @@ module RubyVM::MJIT
when :opt_not then opt_not(jit, ctx, asm)
when :opt_regexpmatch2 then opt_regexpmatch2(jit, ctx, asm)
# invokebuiltin
# opt_invokebuiltin_delegate
# opt_invokebuiltin_delegate_leave
when :opt_invokebuiltin_delegate then opt_invokebuiltin_delegate(jit, ctx, asm)
when :opt_invokebuiltin_delegate_leave then opt_invokebuiltin_delegate_leave(jit, ctx, asm)
when :getlocal_WC_0 then getlocal_WC_0(jit, ctx, asm)
when :getlocal_WC_1 then getlocal_WC_1(jit, ctx, asm)
when :setlocal_WC_0 then setlocal_WC_0(jit, ctx, asm)
@ -1164,8 +1164,52 @@ module RubyVM::MJIT
end
# invokebuiltin
# opt_invokebuiltin_delegate
# opt_invokebuiltin_delegate_leave
def opt_invokebuiltin_delegate(jit, ctx, asm)
bf = C.rb_builtin_function.new(jit.operand(0))
bf_argc = bf.argc
start_index = jit.operand(1)
# ec, self, and arguments
if bf_argc + 2 > C_ARGS.size
return CantCompile
end
# If the calls don't allocate, do they need up to date PC, SP?
jit_prepare_routine_call(jit, ctx, asm)
# Call the builtin func (ec, recv, arg1, arg2, ...)
asm.comment('call builtin func')
asm.mov(C_ARGS[0], EC)
asm.mov(C_ARGS[1], [CFP, C.rb_control_frame_t.offsetof(:self)])
# Copy arguments from locals
if bf_argc > 0
# Load environment pointer EP from CFP
asm.mov(:rax, [CFP, C.rb_control_frame_t.offsetof(:ep)])
bf_argc.times do |i|
table_size = jit.iseq.body.local_table_size
offs = -table_size - C.VM_ENV_DATA_SIZE + 1 + start_index + i
asm.mov(C_ARGS[2 + i], [:rax, offs * C.VALUE.size])
end
end
asm.call(bf.func_ptr)
# Push the return value
stack_ret = ctx.stack_push
asm.mov(stack_ret, C_RET)
KeepCompiling
end
# @param jit [RubyVM::MJIT::JITState]
# @param ctx [RubyVM::MJIT::Context]
# @param asm [RubyVM::MJIT::Assembler]
def opt_invokebuiltin_delegate_leave(jit, ctx, asm)
opt_invokebuiltin_delegate(jit, ctx, asm)
# opt_invokebuiltin_delegate is always followed by leave insn
end
# @param jit [RubyVM::MJIT::JITState]
# @param ctx [RubyVM::MJIT::Context]