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Merge pull request #181 from chriseth/fix_shift

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Fix shift.
This commit is contained in:
Leo
2023-04-20 19:01:09 +02:00
committed by GitHub
parent aeb3fce8e6 ec0f919760
commit a483dc6fa2
1 changed files with 2 additions and 2 deletions
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4
src/riscv/compiler.rs
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@@ -711,7 +711,7 @@ fn process_instruction(instr: &str, args: &[Argument]) -> String {
}
"sll" => {
let (rd, r1, r2) = rrr(args);
format!("{rd} <=X= shl({r1}, {r2});\n")
format!("tmp1 <=X= and({r2}, 0x1f);\n{rd} <=X= shl({r1}, tmp1);\n")
}
"srli" => {
// logical shift right
@@ -722,7 +722,7 @@ fn process_instruction(instr: &str, args: &[Argument]) -> String {
"srl" => {
// logical shift right
let (rd, r1, r2) = rrr(args);
format!("{rd} <=X= shr({r1}, {r2});\n")
format!("tmp1 <=X= and({r2}, 0x1f);\n{rd} <=X= shr({r1}, tmp1);\n")
}
// comparison