Signed-off-by: Samuel Iglesias Gonsálvez <sigles...@igalia.com>
---
src/compiler/spirv/spirv_to_nir.c | 33 +++++++++++++++++++++++++++++++
1 file changed, 33 insertions(+)
diff --git a/src/compiler/spirv/spirv_to_nir.c
b/src/compiler/spirv/spirv_to_nir.c
index e8ab48012f5..dc00d853c39 100644
--- a/src/compiler/spirv/spirv_to_nir.c
+++ b/src/compiler/spirv/spirv_to_nir.c
@@ -2480,6 +2480,39 @@ vtn_handle_image(struct vtn_builder *b, SpvOp opcode,
return;
}
+ if (opcode == SpvOpAtomicLoad) {
+ struct vtn_value *val = vtn_push_value(b, w[2], vtn_value_type_ssa);
+ struct vtn_type *type = vtn_value(b, w[1], vtn_value_type_type)->type;
+
+ unsigned dest_components = nir_intrinsic_dest_components(intrin);
+ if (intrin->intrinsic == nir_intrinsic_image_deref_size) {
+ dest_components = intrin->num_components =
+ glsl_get_vector_elements(type->type);
+ }
+
+ nir_ssa_dest_init(&intrin->instr, &intrin->dest,
+ dest_components, 32, NULL);
+
+ nir_builder_instr_insert(&b->nb, &intrin->instr);
+
+ /* Copy the vec4 value and get first component */
+ nir_ssa_dest_init(&intrin->instr, &intrin->dest,
+ dest_components, 32, NULL);
+
+ nir_alu_instr *mov = nir_alu_instr_create(b->shader, nir_op_imov);
+ nir_ssa_dest_init(&mov->instr, &mov->dest.dest, 1,
+ 32, NULL);
+ mov->dest.write_mask = (1 << 1) - 1;
+ mov->src[0].src = nir_src_for_ssa(&intrin->dest.ssa);
+ mov->src[0].swizzle[0] = 0;
+ nir_builder_instr_insert(&b->nb, &mov->instr);
+
+ val->ssa = vtn_create_ssa_value(b, type->type);
+ val->ssa->def = &mov->dest.dest.ssa;
+
+ return;
+ }
+
if (opcode != SpvOpImageWrite) {
struct vtn_value *val = vtn_push_value(b, w[2], vtn_value_type_ssa);
struct vtn_type *type = vtn_value(b, w[1], vtn_value_type_type)->type;
--
2.17.1
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