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Update skeleton

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This commit is contained in:
Jeehoon Kang
2020-05-29 21:27:35 +09:00
parent 599fb7ca35
commit 4c850d5801
13 changed files with 398 additions and 521 deletions
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47
src/asm/write_asm.rs
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@@ -137,9 +137,21 @@ impl WriteString for Instruction {
"{}\t{},{}({})",
instr.write_string(),
rs2.write_string(),
imm,
imm.to_string(),
rs1.write_string()
),
Self::BType {
instr,
rs1,
rs2,
imm,
} => format!(
"{}\t{},{}, {}",
instr.write_string(),
rs1.write_string(),
rs2.write_string(),
imm.0,
),
Self::Pseudo(pseudo) => pseudo.write_string(),
}
}
@@ -149,7 +161,15 @@ impl WriteString for RType {
fn write_string(&self) -> String {
match self {
Self::Add(data_size) => format!("add{}", data_size.write_string()),
Self::Sub(data_size) => format!("sub{}", data_size.write_string()),
Self::Mul(data_size) => format!("mul{}", data_size.write_string()),
Self::Div(data_size, is_signed) => format!(
"div{}{}",
if *is_signed { "" } else { "u" },
data_size.write_string()
),
Self::Slt(is_signed) => format!("slt{}", if *is_signed { "" } else { "u" }),
Self::Xor => "xor".to_string(),
}
}
}
@@ -159,6 +179,9 @@ impl WriteString for IType {
match self {
Self::Load(data_size) => format!("l{}", data_size.write_string()),
Self::Addi(data_size) => format!("addi{}", data_size.write_string()),
Self::Andi => "andi".to_string(),
Self::Slli => "slli".to_string(),
Self::Srli => "srli".to_string(),
}
}
}
@@ -171,12 +194,32 @@ impl WriteString for SType {
}
}
impl WriteString for BType {
fn write_string(&self) -> String {
match self {
Self::Beq => "beq".to_string(),
Self::Bne => "bne".to_string(),
Self::Blt(is_signed) => format!("blt{}", if *is_signed { "" } else { "u" }),
Self::Bge(is_signed) => format!("bge{}", if *is_signed { "" } else { "u" }),
}
}
}
impl WriteString for Pseudo {
fn write_string(&self) -> String {
match self {
Self::Li { rd, imm } => format!("li\t{},{}", rd.write_string(), imm),
Self::Mv { rs, rd } => format!("mv\t{},{}", rd.write_string(), rs.write_string()),
Self::SextW { .. } => todo!(),
Self::Neg { data_size, rs, rd } => format!(
"neg{}\t{},{}",
data_size.write_string(),
rd.write_string(),
rs.write_string()
),
Self::SextW { rs, rd } => {
format!("sext.w\t{},{}", rd.write_string(), rs.write_string())
}
Self::Seqz { rs, rd } => format!("seqz\t{},{}", rd.write_string(), rs.write_string()),
Self::J { offset } => format!("j\t{}", offset.0),
Self::Jr { rs } => format!("jr\t{}", rs.write_string()),
Self::Ret => "ret".to_string(),