[Mesa-dev] [PATCH v7 16/35] nvir/nir: implement nir_load_const_instr

[Karol Herbst]

Signed-off-by: Karol Herbst <kherbst at redhat.com>
---
 .../drivers/nouveau/codegen/nv50_ir_from_nir.cpp       | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

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 c2512b01d5a..f4f844021a2 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp
@@ -106,6 +106,7 @@ private:
    bool visit(nir_if *);
    bool visit(nir_instr *);
    bool visit(nir_jump_instr *);
+   bool visit(nir_load_const_instr*);
    bool visit(nir_loop *);
 
    nir_shader *nir;
@@ -1278,6 +1279,8 @@ Converter::visit(nir_instr *insn)
    switch (insn->type) {
    case nir_instr_type_jump:
       return visit(nir_instr_as_jump(insn));
+   case nir_instr_type_load_const:
+      return visit(nir_instr_as_load_const(insn));
    default:
       ERROR("unknown nir_instr type %u\n", insn->type);
       return false;
@@ -1312,6 +1315,21 @@ Converter::visit(nir_jump_instr *insn)
    return true;
 }
 
+bool
+Converter::visit(nir_load_const_instr *insn)
+{
+   assert(insn->def.bit_size <= 64);
+
+   LValues &newDefs = convert(&insn->def);
+   for (int i = 0; i < insn->def.num_components; i++) {
+      if (insn->def.bit_size > 32)
+         loadImm(newDefs[i], insn->value.u64[i]);
+      else
+         loadImm(newDefs[i], insn->value.u32[i]);
+   }
+   return true;
+}
+
 bool
 Converter::run()
 {
-- 
2.14.3