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add x86_64 Num.toFloat support for gen_dev

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satotake 2021-12-05 12:32:16 +00:00 • committed by GitHub
parent f80409800d
commit 10af89654b
5 changed files with 634 additions and 24 deletions
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77
compiler/gen_dev/src/generic64/mod.rs
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@ -187,6 +187,14 @@ pub trait Assembler<GeneralReg: RegTrait, FloatReg: RegTrait> {
src2: GeneralReg,
);
fn to_float_freg32_reg64(buf: &mut Vec<'_, u8>, dst: FloatReg, src: GeneralReg);
fn to_float_freg64_reg64(buf: &mut Vec<'_, u8>, dst: FloatReg, src: GeneralReg);
fn to_float_freg32_freg64(buf: &mut Vec<'_, u8>, dst: FloatReg, src: FloatReg);
fn to_float_freg64_freg32(buf: &mut Vec<'_, u8>, dst: FloatReg, src: FloatReg);
fn ret(buf: &mut Vec<'_, u8>);
}
@ -895,6 +903,75 @@ impl<
}
}
fn build_num_to_float(
&mut self,
dst: &Symbol,
src: &Symbol,
arg_layout: &Layout<'a>,
ret_layout: &Layout<'a>,
) -> Result<(), String> {
match (arg_layout, ret_layout) {
(
Layout::Builtin(Builtin::Int(IntWidth::I32 | IntWidth::I64)),
Layout::Builtin(Builtin::Float(FloatWidth::F64)),
) => {
let dst_reg = self.claim_float_reg(dst)?;
let src_reg = self.load_to_general_reg(src)?;
ASM::to_float_freg64_reg64(&mut self.buf, dst_reg, src_reg);
Ok(())
}
(
Layout::Builtin(Builtin::Int(IntWidth::I32 | IntWidth::I64)),
Layout::Builtin(Builtin::Float(FloatWidth::F32)),
) => {
let dst_reg = self.claim_float_reg(dst)?;
let src_reg = self.load_to_general_reg(src)?;
ASM::to_float_freg32_reg64(&mut self.buf, dst_reg, src_reg);
Ok(())
}
(
Layout::Builtin(Builtin::Float(FloatWidth::F64)),
Layout::Builtin(Builtin::Float(FloatWidth::F32)),
) => {
let dst_reg = self.claim_float_reg(dst)?;
let src_reg = self.load_to_float_reg(src)?;
ASM::to_float_freg32_freg64(&mut self.buf, dst_reg, src_reg);
Ok(())
}
(
Layout::Builtin(Builtin::Float(FloatWidth::F32)),
Layout::Builtin(Builtin::Float(FloatWidth::F64)),
) => {
let dst_reg = self.claim_float_reg(dst)?;
let src_reg = self.load_to_float_reg(src)?;
ASM::to_float_freg64_freg32(&mut self.buf, dst_reg, src_reg);
Ok(())
}
(
Layout::Builtin(Builtin::Float(FloatWidth::F64)),
Layout::Builtin(Builtin::Float(FloatWidth::F64)),
) => {
let dst_reg = self.claim_float_reg(dst)?;
let src_reg = self.load_to_float_reg(src)?;
ASM::mov_freg64_freg64(&mut self.buf, dst_reg, src_reg);
Ok(())
}
(
Layout::Builtin(Builtin::Float(FloatWidth::F32)),
Layout::Builtin(Builtin::Float(FloatWidth::F32)),
) => {
let dst_reg = self.claim_float_reg(dst)?;
let src_reg = self.load_to_float_reg(src)?;
ASM::mov_freg64_freg64(&mut self.buf, dst_reg, src_reg);
Ok(())
}
(a, r) => Err(format!(
"NumToFloat: layout, arg {:?}, ret {:?}, not implemented yet",
a, r
)),
}
}
fn create_struct(
&mut self,
sym: &Symbol,