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Implement new ivars on setivar

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This commit is contained in:
Takashi Kokubun 2023-03-02 23:44:57 -08:00
parent 6d59cac4ad
commit 49f336f468
Notes: git 2023-03-06 07:29:43 +00:00
4 changed files with 96 additions and 26 deletions
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15
lib/ruby_vm/mjit/assembler.rb
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@ -618,6 +618,21 @@ module RubyVM::MJIT
else
raise NotImplementedError, "mov: not-implemented operands: #{dst.inspect}, #{src.inspect}"
end
in DwordPtr[reg: dst_reg, disp: dst_disp]
case src
# MOV r/m32, imm32 (Mod 01: [reg]+disp8)
in Integer => src_imm if r64?(dst_reg) && imm8?(dst_disp) && imm32?(src_imm)
# C7 /0 id
# MI: Operand 1: ModRM:r/m (w), Operand 2: imm8/16/32/64
insn(
opcode: 0xc7,
mod_rm: ModRM[mod: Mod01, reg: 0, rm: dst_reg],
disp: dst_disp,
imm: imm32(src_imm),
)
else
raise NotImplementedError, "mov: not-implemented operands: #{dst.inspect}, #{src.inspect}"
end
in Array[Symbol => dst_reg, Integer => dst_disp]
# Optimize encoding when disp is 0
return mov([dst_reg], src) if dst_disp == 0