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nak: Implement nir_intrinsic_shared_atomic_*

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24998>
This commit is contained in:
Faith Ekstrand 2023-04-26 19:58:24 -05:00 • committed by Marge Bot
parent d1c56b12b9
commit d359c64b2a
2 changed files with 35 additions and 1 deletions
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15
src/nouveau/compiler/nak_encode_sm75.rs
View file

@ -1211,7 +1211,20 @@ impl SM75Instr {
}
fn encode_atoms(&mut self, op: &OpAtom) {
panic!("Shared atomic ops not yet implemented");
self.set_opcode(0x38c);
self.set_dst(op.dst);
self.set_reg_src(24..32, op.addr);
self.set_reg_src(32..40, op.data);
self.set_field(40..64, op.addr_offset);
assert!(op.addr_type == MemAddrType::A32);
assert!(op.mem_order == MemOrder::Strong);
assert!(op.mem_scope == MemScope::CTA);
self.set_atom_type(73..76, op.atom_type);
self.set_atom_op(87..91, op.atom_op);
}
fn encode_atom(&mut self, op: &OpAtom) {

21
src/nouveau/compiler/nak_from_nir.rs
View file

@ -1042,6 +1042,27 @@ impl<'a> ShaderFromNir<'a> {
self.instrs.push(OpBar {}.into());
}
}
nir_intrinsic_shared_atomic => {
let (addr, offset) = self.get_io_addr_offset(&srcs[0], 24);
let data = self.get_src(&srcs[1]);
let atom_type = self.get_atomic_type(intrin);
let atom_op = self.get_atomic_op(intrin);
let dst = self.get_dst(&intrin.def);
let atom = OpAtom {
dst: dst,
addr: addr,
data: data,
atom_op: atom_op,
atom_type: atom_type,
addr_type: MemAddrType::A32,
addr_offset: offset,
mem_space: MemSpace::Shared,
mem_order: MemOrder::Strong,
mem_scope: MemScope::CTA,
};
self.instrs.push(atom.into());
}
nir_intrinsic_store_global => {
let data = self.get_src(&srcs[0]);
let size_B =