diff options
| author | Takashi Kokubun <[email protected]> | 2023-01-07 21:24:30 -0800 |
|---|---|---|
| committer | Takashi Kokubun <[email protected]> | 2023-03-05 22:11:20 -0800 |
| commit | fa0b9c1c97ba1ab03e2675ce96bceda9ef046127 (patch) | |
| tree | 358201d8036c7ffba93990d4c740519bebbaa8f5 /lib/ruby_vm/mjit/assembler.rb | |
| parent | d09c723975a4386d283ca914a7369340fd07d925 (diff) | |
Initial implementation of send
Diffstat (limited to 'lib/ruby_vm/mjit/assembler.rb')
| -rw-r--r-- | lib/ruby_vm/mjit/assembler.rb | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/lib/ruby_vm/mjit/assembler.rb b/lib/ruby_vm/mjit/assembler.rb index 543d94bef2..c9f179c3b9 100644 --- a/lib/ruby_vm/mjit/assembler.rb +++ b/lib/ruby_vm/mjit/assembler.rb @@ -136,6 +136,10 @@ module RubyVM::MJIT in Integer => dst_addr # E9 cd insn(opcode: 0xe9, imm: rel32(dst_addr)) + # JMP r/m64 (Mod 01: [reg]+disp8) + in [Symbol => dst_reg, Integer => dst_disp] if imm8?(dst_disp) + # FF /4 + insn(opcode: 0xff, mod_rm: ModRM[mod: Mod01, reg: 4, rm: dst_reg], disp: dst_disp) # JMP r/m64 (Mod 11: reg) in Symbol => dst_reg # FF /4 @@ -145,6 +149,17 @@ module RubyVM::MJIT end end + def jne(dst) + case dst + # JNE rel32 + in Integer => dst_addr + # 0F 85 cd + insn(opcode: [0x0f, 0x85], imm: rel32(dst_addr)) + else + raise NotImplementedError, "jne: not-implemented operands: #{dst.inspect}" + end + end + def jnz(dst) case dst # JNZ rel32 @@ -182,6 +197,23 @@ module RubyVM::MJIT end end + def lea(dst, src) + case [dst, src] + # LEA r64,m (Mod 01: [reg]+disp8) + in [Symbol => dst_reg, [Symbol => src_reg, Integer => src_disp]] if r64?(dst_reg) && r64?(src_reg) && imm8?(src_disp) + # REX.W + 8D /r + # RM: Operand 1: ModRM:reg (w), Operand 2: ModRM:r/m (r) + insn( + prefix: REX_W, + opcode: 0x8d, + mod_rm: ModRM[mod: Mod01, reg: dst_reg, rm: src_reg], + disp: src_disp, + ) + else + raise NotImplementedError, "lea: not-implemented operands: #{dst.inspect}, #{src.inspect}" + end + end + def mov(dst, src) case dst in Symbol => dst_reg |