fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2026-05-05 18:18:06 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

nak: Drop the special cases for single-component vec/split

Browse source 
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24998>
This commit is contained in:
Faith Ekstrand 2023-04-10 17:23:25 -05:00 • committed by Marge Bot
parent 3fee98d290
commit b142347797
1 changed files with 13 additions and 25 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

38
src/nouveau/compiler/nak_ir.rs
View file

@ -2025,39 +2025,27 @@ impl Shader {
Op::Vec(vec) => {
let mut instrs = Vec::new();
let comps = u8::try_from(vec.srcs.len()).unwrap();
if comps == 1 {
let src = vec.srcs[0];
let dst = vec.dst;
let vec_dst = vec.dst.as_reg().unwrap();
assert!(comps == vec_dst.comps());
for i in 0..comps {
let src = vec.srcs[usize::from(i)];
let dst = Dst::Reg(vec_dst.as_comp(i).unwrap());
instrs.push(Instr::new_mov(dst, src));
} else {
let vec_dst = vec.dst.as_reg().unwrap();
assert!(comps == vec_dst.comps());
for i in 0..comps {
let src = vec.srcs[usize::from(i)];
let dst = Dst::Reg(vec_dst.as_comp(i).unwrap());
instrs.push(Instr::new_mov(dst, src));
}
}
instrs
}
Op::Split(split) => {
let mut instrs = Vec::new();
let comps = u8::try_from(split.dsts.len()).unwrap();
if comps == 1 {
let src = split.src;
let dst = split.dsts[0];
instrs.push(Instr::new_mov(dst, src));
} else {
let vec_src = split.src.src_ref.as_reg().unwrap();
assert!(comps == vec_src.comps());
for i in 0..comps {
let src = vec_src.as_comp(i).unwrap();
let dst = split.dsts[usize::from(i)];
if let Dst::None = dst {
continue;
}
instrs.push(Instr::new_mov(dst.into(), src.into()));
let vec_src = split.src.src_ref.as_reg().unwrap();
assert!(comps == vec_src.comps());
for i in 0..comps {
let src = vec_src.as_comp(i).unwrap();
let dst = split.dsts[usize::from(i)];
if let Dst::None = dst {
continue;
}
instrs.push(Instr::new_mov(dst.into(), src.into()));
}
instrs
}