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nak/sm20: Use SrcRef::as_u32()

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This makes more sense as we don't want any complex logic around source
modifiers or any of that.  We just want to handle Zero and Imm32 in the
same case.  Also, explicitly assert that modifiers are None, which is
more clear anyway.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34818>
This commit is contained in:
Faith Ekstrand
2025-05-05 10:10:18 -04:00
committed by Marge Bot
parent cb156a468e
commit 4b5eec6c2a
1 changed files with 4 additions and 2 deletions
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src/nouveau/compiler/nak/sm20.rs
+4 -2
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@@ -1639,7 +1639,8 @@ impl SM20Op for OpShfl {
e.set_dst(14..20, self.dst);
e.set_reg_src(20..26, self.src);
if let Some(u) = self.lane.as_u32() {
assert!(self.lane.src_mod.is_none());
if let Some(u) = self.lane.src_ref.as_u32() {
e.set_field(26..32, u & 0x1f);
e.set_bit(5, true);
} else {
@@ -1647,7 +1648,8 @@ impl SM20Op for OpShfl {
e.set_bit(5, false);
}
if let Some(u) = self.c.as_u32() {
assert!(self.c.src_mod.is_none());
if let Some(u) = self.c.src_ref.as_u32() {
e.set_field(42..55, u & 0x1fff);
e.set_bit(6, true);
} else {