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Add i64 multiplication to dev backend

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This commit is contained in:
Brendan Hansknecht 2021-05-15 15:04:49 -07:00
parent 91e471e328
commit 69c2b3527c
5 changed files with 130 additions and 13 deletions
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20
compiler/gen_dev/src/generic64/mod.rs
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@ -124,6 +124,13 @@ pub trait Assembler<GeneralReg: RegTrait, FloatReg: RegTrait> {
fn mov_stack32_freg64(buf: &mut Vec<'_, u8>, offset: i32, src: FloatReg);
fn mov_stack32_reg64(buf: &mut Vec<'_, u8>, offset: i32, src: GeneralReg);
fn imul_reg64_reg64_reg64(
buf: &mut Vec<'_, u8>,
dst: GeneralReg,
src1: GeneralReg,
src2: GeneralReg,
);
fn sub_reg64_reg64_imm32(buf: &mut Vec<'_, u8>, dst: GeneralReg, src1: GeneralReg, imm32: i32);
fn sub_reg64_reg64_reg64(
buf: &mut Vec<'_, u8>,
@ -494,6 +501,19 @@ impl<
Ok(())
}
fn build_num_mul_i64(
&mut self,
dst: &Symbol,
src1: &Symbol,
src2: &Symbol,
) -> Result<(), String> {
let dst_reg = self.claim_general_reg(dst)?;
let src1_reg = self.load_to_general_reg(src1)?;
let src2_reg = self.load_to_general_reg(src2)?;
ASM::imul_reg64_reg64_reg64(&mut self.buf, dst_reg, src1_reg, src2_reg);
Ok(())
}
fn build_num_sub_i64(
&mut self,
dst: &Symbol,