Class: YTLJit::VM::Node::BranchCommonNode
- Includes:
- HaveChildlenMixin, IfNodeCodeGen
- Defined in:
- lib/ytljit/vm.rb
Direct Known Subclasses
Constant Summary
Constants included from AbsArch
AbsArch::AL, AbsArch::BL, AbsArch::CL, AbsArch::DL, AbsArch::FUNC_ARG, AbsArch::FUNC_ARG_YTL, AbsArch::FUNC_FLOAT_ARG, AbsArch::FUNC_FLOAT_ARG_YTL, AbsArch::INDIRECT_BPR, AbsArch::INDIRECT_RETR, AbsArch::INDIRECT_SPR, AbsArch::INDIRECT_TMPR, AbsArch::INDIRECT_TMPR2, AbsArch::INDIRECT_TMPR3
Constants included from SSE
SSE::XMM0, SSE::XMM1, SSE::XMM2, SSE::XMM3, SSE::XMM4, SSE::XMM5, SSE::XMM6, SSE::XMM7
Constants inherited from BaseNode
YTLJit::VM::Node::BaseNode::ESCAPE_LEVEL
Instance Attribute Summary
Attributes included from HaveChildlenMixin
Attributes inherited from BaseNode
#code_space, #debug_info, #element_node_list, #id, #is_escape, #parent, #ti_observee, #ti_observer, #type
Instance Method Summary collapse
- #branch(as, address) ⇒ Object
- #collect_candidate_type(context) ⇒ Object
- #compile(context) ⇒ Object
-
#initialize(parent, cond, jmpto) ⇒ BranchCommonNode
constructor
A new instance of BranchCommonNode.
- #traverse_childlen {|@cond| ... } ⇒ Object
Methods inherited from BaseNode
#add_element_node, #add_element_node_backward, #collect_info, #decide_type, #decide_type_core, #decide_type_once, #gen_type_inference_proc, #get_constant_value, #inference_type, #marge_element_node, #marge_type, #same_type, #set_escape_node, #set_escape_node_backward, #ti_add_observer, #ti_changed, #ti_del_link, #ti_reset, #ti_update
Methods included from TypeListWithSignature
#add_type, #set_type_list, #type_list, #type_list_initvar
Methods included from Inspect
Constructor Details
#initialize(parent, cond, jmpto) ⇒ BranchCommonNode
Returns a new instance of BranchCommonNode.
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# File 'lib/ytljit/vm.rb', line 2150 def initialize(parent, cond, jmpto) super(parent) @cond = cond @jmp_to_node = jmpto end |
Instance Method Details
#branch(as, address) ⇒ Object
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# File 'lib/ytljit/vm.rb', line 2163 def branch(as, address) # as.jn(address) # as.je(address) raise "Don't use this node direct" end |
#collect_candidate_type(context) ⇒ Object
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# File 'lib/ytljit/vm.rb', line 2169 def collect_candidate_type(context) context = @cond.collect_candidate_type(context) context = @jmp_to_node.collect_candidate_type(context, self) @body.collect_candidate_type(context) end |
#compile(context) ⇒ Object
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# File 'lib/ytljit/vm.rb', line 2175 def compile(context) sig = context.to_signature context = super(context) context = @jmp_to_node.compile_block_value(context, self) jmptocs = @jmp_to_node.get_code_space(sig) curas = context.assembler context = @cond.compile(context) curas.with_retry do if context.ret_reg != TMPR then curas.mov(TMPR, context.ret_reg) end # In 64bit mode. It will be sign extended to 64 bit curas.and(TMPR, OpImmidiate32.new(~4)) end curas.with_retry do branch(curas, jmptocs.var_base_address) end context = @body.compile(context) oldcs = context.set_code_space(jmptocs) context = @jmp_to_node.compile(context) # context.set_code_space(oldcs) context end |
#traverse_childlen {|@cond| ... } ⇒ Object
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# File 'lib/ytljit/vm.rb', line 2156 def traverse_childlen(&block) @jmp_to_node.traverse_block_value(self, &block) yield @cond yield @jmp_to_node yield @body end |