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nak: IMul and IMad are variable latency pre-Volta

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30381>
This commit is contained in:
Faith Ekstrand
2024-07-23 17:34:43 -05:00
committed by Marge Bot
parent 2bc82b7147
commit c29980b218
1 changed files with 2 additions and 3 deletions
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5
src/nouveau/compiler/nak/ir.rs
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@@ -6318,7 +6318,7 @@ impl Instr {
self.op.is_uniform() self.op.is_uniform()
} }
pub fn has_fixed_latency(&self, _sm: u8) -> bool { pub fn has_fixed_latency(&self, sm: u8) -> bool {
match &self.op { match &self.op {
// Float ALU // Float ALU
Op::FAdd(_) Op::FAdd(_)
@@ -6347,6 +6347,7 @@ impl Instr {
// Integer ALU // Integer ALU
Op::BRev(_) | Op::Flo(_) | Op::PopC(_) => false, Op::BRev(_) | Op::Flo(_) | Op::PopC(_) => false,
Op::IMad(_) | Op::IMul(_) => sm >= 70,
Op::BMsk(_) Op::BMsk(_)
| Op::IAbs(_) | Op::IAbs(_)
| Op::IAdd2(_) | Op::IAdd2(_)
@@ -6354,9 +6355,7 @@ impl Instr {
| Op::IAdd3(_) | Op::IAdd3(_)
| Op::IAdd3X(_) | Op::IAdd3X(_)
| Op::IDp4(_) | Op::IDp4(_)
| Op::IMad(_)
| Op::IMad64(_) | Op::IMad64(_)
| Op::IMul(_)
| Op::IMnMx(_) | Op::IMnMx(_)
| Op::ISetP(_) | Op::ISetP(_)
| Op::Lop2(_) | Op::Lop2(_)