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nak: sm32: Add Texture ops
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34329>
This commit is contained in:
Faith Ekstrand
Marge Bot
parent
2929dae1e8
commit
b26b0211b6
1 changed files with 249 additions and 0 deletions
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@ -1967,6 +1967,249 @@ fn legalize_tex_instr(op: &mut impl SrcsAsSlice, _b: &mut LegalizeBuilder) {
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}
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}
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impl SM32Op for OpTex {
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fn legalize(&mut self, b: &mut LegalizeBuilder) {
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legalize_tex_instr(self, b);
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}
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fn encode(&self, e: &mut SM32Encoder<'_>) {
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match self.tex {
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TexRef::Bound(idx) => {
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e.set_opcode(0x600, 1);
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e.set_field(47..60, idx);
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}
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TexRef::CBuf { .. } => {
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panic!("SM32 doesn't have CBuf textures");
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}
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TexRef::Bindless => {
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e.set_opcode(0x7d8, 2);
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}
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}
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e.set_dst(&self.dsts[0]);
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assert!(self.dsts[1].is_none());
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assert!(self.fault.is_none());
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e.set_reg_src(10..18, &self.srcs[0]);
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e.set_reg_src(23..31, &self.srcs[1]);
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e.set_bit(31, self.nodep);
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// phase?: 32..34
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// 0 => none
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// 1 => .t
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// 2 => .p
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e.set_field(32..34, 0x2_u8);
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e.set_field(34..38, self.channel_mask.to_bits());
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e.set_tex_dim(38..41, self.dim);
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e.set_bit(41, false); // ToDo: NDV
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e.set_bit(42, self.z_cmpr);
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e.set_bit(43, self.offset);
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e.set_tex_lod_mode(44..47, self.lod_mode);
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}
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}
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impl SM32Op for OpTld {
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fn legalize(&mut self, b: &mut LegalizeBuilder) {
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legalize_tex_instr(self, b);
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}
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fn encode(&self, e: &mut SM32Encoder<'_>) {
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match self.tex {
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TexRef::Bound(idx) => {
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e.set_opcode(0x700, 2);
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e.set_field(47..60, idx);
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}
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TexRef::CBuf { .. } => {
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panic!("SM32 doesn't have CBuf textures");
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}
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TexRef::Bindless => {
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e.set_opcode(0x780, 2);
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}
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}
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e.set_dst(&self.dsts[0]);
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assert!(self.dsts[1].is_none());
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assert!(self.fault.is_none());
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e.set_reg_src(10..18, &self.srcs[0]);
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e.set_reg_src(23..31, &self.srcs[1]);
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e.set_bit(31, self.nodep);
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// phase?: 32..34
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// 0 => none
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// 1 => .t
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// 2 => .p
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e.set_field(32..34, 0x2_u8);
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e.set_field(34..38, self.channel_mask.to_bits());
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e.set_tex_dim(38..41, self.dim);
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e.set_bit(41, self.offset);
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e.set_bit(42, false); // z_cmpr
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e.set_bit(43, self.is_ms);
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assert!(matches!(self.lod_mode, TexLodMode::Lod | TexLodMode::Zero));
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e.set_bit(44, self.lod_mode == TexLodMode::Lod);
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}
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}
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impl SM32Op for OpTld4 {
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fn legalize(&mut self, b: &mut LegalizeBuilder) {
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legalize_tex_instr(self, b);
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}
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fn encode(&self, e: &mut SM32Encoder<'_>) {
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match self.tex {
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TexRef::Bound(idx) => {
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e.set_opcode(0x700, 1);
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e.set_field(47..60, idx);
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}
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TexRef::CBuf { .. } => {
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panic!("SM32 doesn't have CBuf textures");
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}
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TexRef::Bindless => {
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e.set_opcode(0x7dc, 2);
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}
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}
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e.set_dst(&self.dsts[0]);
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assert!(self.dsts[1].is_none());
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assert!(self.fault.is_none());
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e.set_reg_src(10..18, &self.srcs[0]);
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e.set_reg_src(23..31, &self.srcs[1]);
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e.set_bit(31, self.nodep);
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// phase?: 32..34
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// 0 => none
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// 1 => .t
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// 2 => .p
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e.set_field(32..34, 0x2_u8);
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e.set_field(34..38, self.channel_mask.to_bits());
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e.set_tex_dim(38..41, self.dim);
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e.set_bit(42, self.z_cmpr);
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e.set_field(
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43..45,
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match self.offset_mode {
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Tld4OffsetMode::None => 0_u8,
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Tld4OffsetMode::AddOffI => 1_u8,
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Tld4OffsetMode::PerPx => 2_u8,
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},
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);
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e.set_field(45..47, self.comp);
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}
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}
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impl SM32Op for OpTmml {
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fn legalize(&mut self, b: &mut LegalizeBuilder) {
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legalize_tex_instr(self, b);
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}
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fn encode(&self, e: &mut SM32Encoder<'_>) {
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match self.tex {
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TexRef::Bound(idx) => {
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e.set_opcode(0x768, 1);
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e.set_field(47..60, idx);
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}
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TexRef::CBuf { .. } => {
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panic!("SM32 doesn't have CBuf textures");
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}
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TexRef::Bindless => {
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e.set_opcode(0x7e8, 2);
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}
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}
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e.set_dst(&self.dsts[0]);
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assert!(self.dsts[1].is_none());
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e.set_reg_src(10..18, &self.srcs[0]);
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e.set_reg_src(23..31, &self.srcs[1]);
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e.set_bit(31, self.nodep);
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// phase?: 32..34
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// 0 => none
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// 1 => .t
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// 2 => .p
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e.set_field(32..34, 0x2_u8);
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e.set_field(34..38, self.channel_mask.to_bits());
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e.set_tex_dim(38..41, self.dim);
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}
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}
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impl SM32Op for OpTxd {
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fn legalize(&mut self, b: &mut LegalizeBuilder) {
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legalize_tex_instr(self, b);
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}
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fn encode(&self, e: &mut SM32Encoder<'_>) {
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match self.tex {
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TexRef::Bound(idx) => {
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e.set_opcode(0x760, 1);
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e.set_field(47..60, idx);
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}
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TexRef::CBuf { .. } => {
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panic!("SM32 doesn't have CBuf textures");
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}
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TexRef::Bindless => {
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e.set_opcode(0x7e0, 2);
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}
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}
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e.set_dst(&self.dsts[0]);
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assert!(self.dsts[1].is_none());
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assert!(self.fault.is_none());
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e.set_reg_src(10..18, &self.srcs[0]);
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e.set_reg_src(23..31, &self.srcs[1]);
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e.set_bit(31, self.nodep);
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// phase?: 32..34
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// 0 => none
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// 1 => .t
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// 2 => .p
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e.set_field(32..34, 0x2_u8);
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e.set_field(34..38, self.channel_mask.to_bits());
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e.set_tex_dim(38..41, self.dim);
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e.set_bit(41, false); // ToDo: NDV
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e.set_bit(54, self.offset);
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}
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}
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impl SM32Op for OpTxq {
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fn legalize(&mut self, b: &mut LegalizeBuilder) {
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legalize_tex_instr(self, b);
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}
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fn encode(&self, e: &mut SM32Encoder<'_>) {
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match self.tex {
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TexRef::Bound(idx) => {
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e.set_opcode(0x754, 2);
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e.set_field(41..54, idx);
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}
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TexRef::CBuf { .. } => {
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panic!("SM32 doesn't have CBuf textures");
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}
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TexRef::Bindless => {
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e.set_opcode(0x7d4, 2);
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}
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}
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e.set_dst(&self.dsts[0]);
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assert!(self.dsts[1].is_none());
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e.set_reg_src(10..18, &self.src);
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e.set_field(
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25..31,
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match self.query {
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TexQuery::Dimension => 1_u8,
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TexQuery::TextureType => 2_u8,
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TexQuery::SamplerPos => 5_u8,
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// TexQuery::Filter => 0x10_u8,
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// TexQuery::Lod => 0x12_u8,
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// TexQuery::Wrap => 0x14_u8,
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// TexQuery::BorderColour => 0x16,
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},
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);
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e.set_bit(31, self.nodep);
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// phase: (default|.t|.p|inv)
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e.set_field(32..34, 0x2_u8);
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e.set_field(34..38, self.channel_mask.to_bits());
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}
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}
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/// Helper to legalize extended or external instructions
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///
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/// These are instructions which reach out external units such as load/store
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@ -2779,6 +3022,12 @@ macro_rules! as_sm50_op_match {
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Op::Sel(op) => op,
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Op::Shfl(op) => op,
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Op::PSetP(op) => op,
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Op::Tex(op) => op,
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Op::Tld(op) => op,
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Op::Tld4(op) => op,
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Op::Tmml(op) => op,
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Op::Txd(op) => op,
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Op::Txq(op) => op,
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Op::Ld(op) => op,
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Op::Ldc(op) => op,
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Op::St(op) => op,
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