diff options
author | Karol Herbst <kherbst@redhat.com> | 2018-02-22 11:58:44 +0100 |
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committer | Karol Herbst <kherbst@redhat.com> | 2018-07-21 12:57:20 +0200 |
commit | d5cc901e76a76c7186aafe6b57617f450f0f641f (patch) | |
tree | eab49514790780e241b4fb53803d7d468d2dcf3f | |
parent | f05f851d6fc7eb1509e010cf2df6cdca5e68f0ee (diff) |
nvir/nir: implemente load/store_global
-rw-r--r-- | src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp index a93fab4203..5ed3a3548b 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp @@ -2365,6 +2365,42 @@ Converter::visit(nir_intrinsic_instr *insn) break; } + case nir_intrinsic_load_global: { + const DataType dType = getDType(insn); + LValues &newDefs = convert(&insn->dest); + Value *indirectOffset; + uint32_t offset = getIndirect(&insn->src[0], 0, indirectOffset); + + for (auto i = 0u; i < insn->num_components; ++i) + loadFrom(FILE_MEMORY_GLOBAL, 0, dType, newDefs[i], offset, i, indirectOffset); + + info->io.globalAccess |= 0x2; + break; + } + case nir_intrinsic_store_global: { + DataType sType = getSType(insn->src[0], false, false); + + for (auto i = 0u; i < insn->num_components; ++i) { + if (!((1u << i) & nir_intrinsic_write_mask(insn))) + continue; + if (typeSizeof(sType) == 8) { + Value *split[2]; + mkSplit(split, 4, getSrc(&insn->src[0], i)); + + Symbol *sym = mkSymbol(FILE_MEMORY_GLOBAL, 0, TYPE_U32, i * typeSizeof(sType)); + mkStore(OP_STORE, TYPE_U32, sym, getSrc(&insn->src[1], 0), split[0]); + + sym = mkSymbol(FILE_MEMORY_GLOBAL, 0, TYPE_U32, i * typeSizeof(sType) + 4); + mkStore(OP_STORE, TYPE_U32, sym, getSrc(&insn->src[1], 0), split[1]); + } else { + Symbol *sym = mkSymbol(FILE_MEMORY_GLOBAL, 0, sType, i * typeSizeof(sType)); + mkStore(OP_STORE, sType, sym, getSrc(&insn->src[1], 0), getSrc(&insn->src[0], i)); + } + } + + info->io.globalAccess |= 0x1; + break; + } default: ERROR("unknown nir_intrinsic_op %s\n", nir_intrinsic_infos[op].name); return false; |