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https://github.com/SerenityOS/serenity
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UserspaceEmulator: Remove some unnecessary casting
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d759175767
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0d6d780183
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@ -638,14 +638,14 @@ void SoftFPU::FIMUL_RM32(const X86::Instruction& insn)
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VERIFY(!insn.modrm().is_register());
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auto m32int = (i32)insn.modrm().read32(m_cpu, insn).value();
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// FIXME: Respect shadow values
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fpu_set(0, fpu_get(0) * (long double)m32int);
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fpu_set(0, fpu_get(0) * m32int);
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}
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void SoftFPU::FIMUL_RM16(const X86::Instruction& insn)
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{
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VERIFY(!insn.modrm().is_register());
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auto m16int = (i16)insn.modrm().read16(m_cpu, insn).value();
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// FIXME: Respect shadow values
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fpu_set(0, fpu_get(0) * (long double)m16int);
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fpu_set(0, fpu_get(0) * m16int);
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}
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void SoftFPU::FDIV_RM32(const X86::Instruction& insn)
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@ -720,7 +720,7 @@ void SoftFPU::FIDIV_RM16(const X86::Instruction& insn)
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auto m16int = (i16)insn.modrm().read16(m_cpu, insn).value();
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// FIXME: Respect shadow values
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// FIXME: Raise IA on 0 / _=0, raise Z on finite / +-0
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fpu_set(0, fpu_get(0) / (long double)m16int);
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fpu_set(0, fpu_get(0) / m16int);
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}
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void SoftFPU::FIDIV_RM32(const X86::Instruction& insn)
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{
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@ -728,7 +728,7 @@ void SoftFPU::FIDIV_RM32(const X86::Instruction& insn)
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auto m32int = (i32)insn.modrm().read32(m_cpu, insn).value();
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// FIXME: Respect shadow values
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// FIXME: Raise IA on 0 / _=0, raise Z on finite / +-0
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fpu_set(0, fpu_get(0) / (long double)m32int);
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fpu_set(0, fpu_get(0) / m32int);
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}
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void SoftFPU::FIDIVR_RM16(const X86::Instruction& insn)
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@ -737,7 +737,7 @@ void SoftFPU::FIDIVR_RM16(const X86::Instruction& insn)
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auto m16int = (i16)insn.modrm().read16(m_cpu, insn).value();
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// FIXME: Respect shadow values
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// FIXME: Raise IA on 0 / _=0, raise Z on finite / +-0
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fpu_set(0, (long double)m16int / fpu_get(0));
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fpu_set(0, m16int / fpu_get(0));
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}
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void SoftFPU::FIDIVR_RM32(const X86::Instruction& insn)
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{
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@ -745,7 +745,7 @@ void SoftFPU::FIDIVR_RM32(const X86::Instruction& insn)
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auto m32int = (i32)insn.modrm().read32(m_cpu, insn).value();
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// FIXME: Respect shadow values
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// FIXME: Raise IA on 0 / _=0, raise Z on finite / +-0
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fpu_set(0, (long double)m32int / fpu_get(0));
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fpu_set(0, m32int / fpu_get(0));
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}
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void SoftFPU::FPREM(const X86::Instruction&)
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