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nak: Use Src::Zero for load_const(0)

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24998>
This commit is contained in:
Faith Ekstrand 2023-01-30 20:53:18 -06:00 • committed by Marge Bot
parent b41b4bd7f5
commit 1730600943
1 changed files with 5 additions and 1 deletions
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6
src/nouveau/compiler/nak_from_nir.rs
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@ -335,7 +335,11 @@ impl<'a> ShaderFromNir<'a> {
for c in 0..load_const.def.num_components {
assert!(load_const.def.bit_size == 32);
let imm_u32 = unsafe { load_const.values()[c as usize].u32_ };
srcs.push(Src::new_imm_u32(imm_u32));
srcs.push(if imm_u32 == 0 {
Src::Zero
} else {
Src::new_imm_u32(imm_u32)
});
}
self.instrs.push(Instr::new_vec(dst, &srcs));
}