#include "nir_deref.h"
#include <vulkan/vulkan_core.h>
+static void
+ptr_decoration_cb(struct vtn_builder *b, struct vtn_value *val, int member,
+ const struct vtn_decoration *dec, void *void_ptr)
+{
+ struct vtn_pointer *ptr = void_ptr;
+
+ switch (dec->decoration) {
+ case SpvDecorationNonUniformEXT:
+ ptr->access |= ACCESS_NON_UNIFORM;
+ break;
+
+ default:
+ break;
+ }
+}
+
+static struct vtn_pointer*
+vtn_decorate_pointer(struct vtn_builder *b, struct vtn_value *val,
+ struct vtn_pointer *ptr)
+{
+ struct vtn_pointer dummy = { .access = 0 };
+ vtn_foreach_decoration(b, val, ptr_decoration_cb, &dummy);
+
+ /* If we're adding access flags, make a copy of the pointer. We could
+ * probably just OR them in without doing so but this prevents us from
+ * leaking them any further than actually specified in the SPIR-V.
+ */
+ if (dummy.access & ~ptr->access) {
+ struct vtn_pointer *copy = ralloc(b, struct vtn_pointer);
+ *copy = *ptr;
+ copy->access |= dummy.access;
+ return copy;
+ }
+
+ return ptr;
+}
+
+struct vtn_value *
+vtn_push_value_pointer(struct vtn_builder *b, uint32_t value_id,
+ struct vtn_pointer *ptr)
+{
+ struct vtn_value *val = vtn_push_value(b, value_id, vtn_value_type_pointer);
+ val->pointer = vtn_decorate_pointer(b, val, ptr);
+ return val;
+}
+
+static void
+ssa_decoration_cb(struct vtn_builder *b, struct vtn_value *val, int member,
+ const struct vtn_decoration *dec, void *void_ctx)
+{
+ switch (dec->decoration) {
+ case SpvDecorationNonUniformEXT:
+ if (val->value_type == vtn_value_type_ssa) {
+ val->ssa->access |= ACCESS_NON_UNIFORM;
+ } else if (val->value_type == vtn_value_type_pointer) {
+ val->pointer->access |= ACCESS_NON_UNIFORM;
+ } else if (val->value_type == vtn_value_type_sampled_image) {
+ val->sampled_image->image->access |= ACCESS_NON_UNIFORM;
+ } else if (val->value_type == vtn_value_type_image_pointer) {
+ val->image->image->access |= ACCESS_NON_UNIFORM;
+ }
+ break;
+
+ default:
+ break;
+ }
+}
+
+struct vtn_value *
+vtn_push_ssa(struct vtn_builder *b, uint32_t value_id,
+ struct vtn_type *type, struct vtn_ssa_value *ssa)
+{
+ struct vtn_value *val;
+ if (type->base_type == vtn_base_type_pointer) {
+ val = vtn_push_value_pointer(b, value_id, vtn_pointer_from_ssa(b, ssa->def, type));
+ } else {
+ val = vtn_push_value(b, value_id, vtn_value_type_ssa);
+ val->ssa = ssa;
+ vtn_foreach_decoration(b, val, ssa_decoration_cb, NULL);
+ }
+ return val;
+}
+
+void
+vtn_copy_value(struct vtn_builder *b, uint32_t src_value_id,
+ uint32_t dst_value_id)
+{
+ struct vtn_value *src = vtn_untyped_value(b, src_value_id);
+ struct vtn_value *dst = vtn_push_value(b, dst_value_id, src->value_type);
+ struct vtn_value src_copy = *src;
+
+ vtn_fail_if(dst->type->id != src->type->id,
+ "Result Type must equal Operand type");
+
+ src_copy.name = dst->name;
+ src_copy.decoration = dst->decoration;
+ src_copy.type = dst->type;
+ *dst = src_copy;
+
+ vtn_foreach_decoration(b, dst, ssa_decoration_cb, NULL);
+}
+
static struct vtn_access_chain *
vtn_access_chain_create(struct vtn_builder *b, unsigned length)
{
return ((mode == vtn_variable_mode_ubo ||
mode == vtn_variable_mode_ssbo) &&
b->options->lower_ubo_ssbo_access_to_offsets) ||
- mode == vtn_variable_mode_push_constant ||
- (mode == vtn_variable_mode_workgroup &&
- b->options->lower_workgroup_access_to_offsets);
+ mode == vtn_variable_mode_push_constant;
}
static bool
return ptr->mode == vtn_variable_mode_ssbo ||
ptr->mode == vtn_variable_mode_ubo ||
ptr->mode == vtn_variable_mode_phys_ssbo ||
- ptr->mode == vtn_variable_mode_push_constant ||
- (ptr->mode == vtn_variable_mode_workgroup &&
- b->options->lower_workgroup_access_to_offsets);
+ ptr->mode == vtn_variable_mode_push_constant;
}
static nir_ssa_def *
struct vtn_access_chain *deref_chain)
{
struct vtn_type *type = base->type;
- enum gl_access_qualifier access = base->access;
+ enum gl_access_qualifier access = base->access | deref_chain->access;
unsigned idx = 0;
nir_deref_instr *tail;
}
}
-struct vtn_pointer *
-vtn_pointer_for_variable(struct vtn_builder *b,
- struct vtn_variable *var, struct vtn_type *ptr_type)
-{
- struct vtn_pointer *pointer = rzalloc(b, struct vtn_pointer);
-
- pointer->mode = var->mode;
- pointer->type = var->type;
- vtn_assert(ptr_type->base_type == vtn_base_type_pointer);
- vtn_assert(ptr_type->deref->type == var->type->type);
- pointer->ptr_type = ptr_type;
- pointer->var = var;
- pointer->access = var->access | var->type->access;
-
- return pointer;
-}
-
/* Returns an atomic_uint type based on the original uint type. The returned
* type will be equivalent to the original one but will have an atomic_uint
* type as leaf instead of an uint.
if (src_tail != src) {
val->type = src->type;
- if (nir_src_is_const(src->arr.index))
- val->def = vtn_vector_extract(b, val->def,
- nir_src_as_uint(src->arr.index));
- else
- val->def = vtn_vector_extract_dynamic(b, val->def, src->arr.index.ssa);
+ val->def = nir_vector_extract(&b->nb, val->def, src->arr.index.ssa);
}
return val;
struct vtn_ssa_value *val = vtn_create_ssa_value(b, dest_tail->type);
_vtn_local_load_store(b, true, dest_tail, val, access);
- if (nir_src_is_const(dest->arr.index))
- val->def = vtn_vector_insert(b, val->def, src->def,
- nir_src_as_uint(dest->arr.index));
- else
- val->def = vtn_vector_insert_dynamic(b, val->def, src->def,
- dest->arr.index.ssa);
+ val->def = nir_vector_insert(&b->nb, val->def, src->def,
+ dest->arr.index.ssa);
_vtn_local_load_store(b, false, dest_tail, val, access);
} else {
_vtn_local_load_store(b, false, dest_tail, src, access);
break;
case SpvBuiltInBaseVertex:
/* OpenGL gl_BaseVertex (SYSTEM_VALUE_BASE_VERTEX) is not the same
- * semantic as SPIR-V BaseVertex (SYSTEM_VALUE_FIRST_VERTEX).
+ * semantic as Vulkan BaseVertex (SYSTEM_VALUE_FIRST_VERTEX).
*/
- *location = SYSTEM_VALUE_FIRST_VERTEX;
+ if (b->options->environment == NIR_SPIRV_OPENGL)
+ *location = SYSTEM_VALUE_BASE_VERTEX;
+ else
+ *location = SYSTEM_VALUE_FIRST_VERTEX;
set_mode_system_value(b, mode);
break;
case SpvBuiltInBaseInstance:
*location = SYSTEM_VALUE_GLOBAL_GROUP_SIZE;
set_mode_system_value(b, mode);
break;
+ case SpvBuiltInBaryCoordNoPerspAMD:
+ *location = SYSTEM_VALUE_BARYCENTRIC_LINEAR_PIXEL;
+ set_mode_system_value(b, mode);
+ break;
+ case SpvBuiltInBaryCoordNoPerspCentroidAMD:
+ *location = SYSTEM_VALUE_BARYCENTRIC_LINEAR_CENTROID;
+ set_mode_system_value(b, mode);
+ break;
+ case SpvBuiltInBaryCoordNoPerspSampleAMD:
+ *location = SYSTEM_VALUE_BARYCENTRIC_LINEAR_SAMPLE;
+ set_mode_system_value(b, mode);
+ break;
+ case SpvBuiltInBaryCoordSmoothAMD:
+ *location = SYSTEM_VALUE_BARYCENTRIC_PERSP_PIXEL;
+ set_mode_system_value(b, mode);
+ break;
+ case SpvBuiltInBaryCoordSmoothCentroidAMD:
+ *location = SYSTEM_VALUE_BARYCENTRIC_PERSP_CENTROID;
+ set_mode_system_value(b, mode);
+ break;
+ case SpvBuiltInBaryCoordSmoothSampleAMD:
+ *location = SYSTEM_VALUE_BARYCENTRIC_PERSP_SAMPLE;
+ set_mode_system_value(b, mode);
+ break;
+ case SpvBuiltInBaryCoordPullModelAMD:
+ *location = SYSTEM_VALUE_BARYCENTRIC_PULL_MODEL;
+ set_mode_system_value(b, mode);
+ break;
default:
vtn_fail("Unsupported builtin: %s (%u)",
spirv_builtin_to_string(builtin), builtin);
case SpvDecorationFlat:
var_data->interpolation = INTERP_MODE_FLAT;
break;
+ case SpvDecorationExplicitInterpAMD:
+ var_data->interpolation = INTERP_MODE_EXPLICIT;
+ break;
case SpvDecorationCentroid:
var_data->centroid = true;
break;
var_data->read_only = true;
break;
case SpvDecorationNonReadable:
- var_data->image.access |= ACCESS_NON_READABLE;
+ var_data->access |= ACCESS_NON_READABLE;
break;
case SpvDecorationNonWritable:
var_data->read_only = true;
- var_data->image.access |= ACCESS_NON_WRITEABLE;
+ var_data->access |= ACCESS_NON_WRITEABLE;
break;
case SpvDecorationRestrict:
- var_data->image.access |= ACCESS_RESTRICT;
+ var_data->access |= ACCESS_RESTRICT;
break;
case SpvDecorationVolatile:
- var_data->image.access |= ACCESS_VOLATILE;
+ var_data->access |= ACCESS_VOLATILE;
break;
case SpvDecorationCoherent:
- var_data->image.access |= ACCESS_COHERENT;
+ var_data->access |= ACCESS_COHERENT;
break;
case SpvDecorationComponent:
var_data->location_frac = dec->operands[0];
case SpvDecorationXfbBuffer:
var_data->explicit_xfb_buffer = true;
- var_data->xfb_buffer = dec->operands[0];
+ var_data->xfb.buffer = dec->operands[0];
var_data->always_active_io = true;
break;
case SpvDecorationXfbStride:
var_data->explicit_xfb_stride = true;
- var_data->xfb_stride = dec->operands[0];
+ var_data->xfb.stride = dec->operands[0];
break;
case SpvDecorationOffset:
var_data->explicit_offset = true;
*/
vtn_assert(vtn_var->mode == vtn_variable_mode_ubo ||
vtn_var->mode == vtn_variable_mode_ssbo ||
- vtn_var->mode == vtn_variable_mode_push_constant ||
- (vtn_var->mode == vtn_variable_mode_workgroup &&
- b->options->lower_workgroup_access_to_offsets));
+ vtn_var->mode == vtn_variable_mode_push_constant);
}
}
}
-static void
-ptr_decoration_cb(struct vtn_builder *b, struct vtn_value *val, int member,
- const struct vtn_decoration *dec, void *void_ptr)
-{
- struct vtn_pointer *ptr = void_ptr;
-
- switch (dec->decoration) {
- case SpvDecorationNonUniformEXT:
- ptr->access |= ACCESS_NON_UNIFORM;
- break;
-
- default:
- break;
- }
-}
-
enum vtn_variable_mode
vtn_storage_class_to_mode(struct vtn_builder *b,
SpvStorageClass class,
mode = vtn_variable_mode_ssbo;
nir_mode = nir_var_mem_ssbo;
break;
- case SpvStorageClassPhysicalStorageBufferEXT:
+ case SpvStorageClassPhysicalStorageBuffer:
mode = vtn_variable_mode_phys_ssbo;
nir_mode = nir_var_mem_global;
break;
case SpvStorageClassUniformConstant:
- mode = vtn_variable_mode_uniform;
- nir_mode = nir_var_uniform;
+ if (b->shader->info.stage == MESA_SHADER_KERNEL) {
+ if (b->options->constant_as_global) {
+ mode = vtn_variable_mode_cross_workgroup;
+ nir_mode = nir_var_mem_global;
+ } else {
+ mode = vtn_variable_mode_ubo;
+ nir_mode = nir_var_mem_ubo;
+ }
+ } else {
+ mode = vtn_variable_mode_uniform;
+ nir_mode = nir_var_uniform;
+ }
break;
case SpvStorageClassPushConstant:
mode = vtn_variable_mode_push_constant;
/* In this case, we're looking for a block index and not an actual
* deref.
*
- * For PhysicalStorageBufferEXT pointers, we don't have a block index
+ * For PhysicalStorageBuffer pointers, we don't have a block index
* at all because we get the pointer directly from the client. This
* assumes that there will never be a SSBO binding variable using the
- * PhysicalStorageBufferEXT storage class. This assumption appears
+ * PhysicalStorageBuffer storage class. This assumption appears
* to be correct according to the Vulkan spec because the table,
* "Shader Resource and Storage Class Correspondence," the only the
* Uniform storage class with BufferBlock or the StorageBuffer
/* This is a pointer to something internal or a pointer inside a
* block. It's just a regular cast.
*
- * For PhysicalStorageBufferEXT pointers, we don't have a block index
+ * For PhysicalStorageBuffer pointers, we don't have a block index
* at all because we get the pointer directly from the client. This
* assumes that there will never be a SSBO binding variable using the
- * PhysicalStorageBufferEXT storage class. This assumption appears
+ * PhysicalStorageBuffer storage class. This assumption appears
* to be correct according to the Vulkan spec because the table,
* "Shader Resource and Storage Class Correspondence," the only the
* Uniform storage class with BufferBlock or the StorageBuffer
static void
vtn_create_variable(struct vtn_builder *b, struct vtn_value *val,
struct vtn_type *ptr_type, SpvStorageClass storage_class,
- nir_constant *initializer)
+ nir_constant *const_initializer, nir_variable *var_initializer)
{
vtn_assert(ptr_type->base_type == vtn_base_type_pointer);
struct vtn_type *type = ptr_type->deref;
case vtn_variable_mode_phys_ssbo:
vtn_fail("Cannot create a variable with the "
- "PhysicalStorageBufferEXT storage class");
+ "PhysicalStorageBuffer storage class");
break;
default:
var->mode = mode;
var->base_location = -1;
- vtn_assert(val->value_type == vtn_value_type_pointer);
- val->pointer = vtn_pointer_for_variable(b, var, ptr_type);
+ val->pointer = rzalloc(b, struct vtn_pointer);
+ val->pointer->mode = var->mode;
+ val->pointer->type = var->type;
+ val->pointer->ptr_type = ptr_type;
+ val->pointer->var = var;
+ val->pointer->access = var->type->access;
switch (var->mode) {
case vtn_variable_mode_function:
break;
case vtn_variable_mode_workgroup:
- if (b->options->lower_workgroup_access_to_offsets) {
- var->shared_location = -1;
- } else {
- /* Create the variable normally */
- var->var = rzalloc(b->shader, nir_variable);
- var->var->name = ralloc_strdup(var->var, val->name);
- /* Workgroup variables don't have any explicit layout but some
- * layouts may have leaked through due to type deduplication in the
- * SPIR-V.
- */
- var->var->type = var->type->type;
- var->var->data.mode = nir_var_mem_shared;
- }
+ /* Create the variable normally */
+ var->var = rzalloc(b->shader, nir_variable);
+ var->var->name = ralloc_strdup(var->var, val->name);
+ /* Workgroup variables don't have any explicit layout but some
+ * layouts may have leaked through due to type deduplication in the
+ * SPIR-V.
+ */
+ var->var->type = var->type->type;
+ var->var->data.mode = nir_var_mem_shared;
break;
case vtn_variable_mode_input:
unreachable("Should have been caught before");
}
- if (initializer) {
+ /* We can only have one type of initializer */
+ assert(!(const_initializer && var_initializer));
+ if (const_initializer) {
var->var->constant_initializer =
- nir_constant_clone(initializer, var->var);
+ nir_constant_clone(const_initializer, var->var);
}
+ if (var_initializer)
+ var->var->pointer_initializer = var_initializer;
vtn_foreach_decoration(b, val, var_decoration_cb, var);
vtn_foreach_decoration(b, val, ptr_decoration_cb, val->pointer);
+ /* Propagate access flags from the OpVariable decorations. */
+ val->pointer->access |= var->access;
+
if ((var->mode == vtn_variable_mode_input ||
var->mode == vtn_variable_mode_output) &&
var->var->members) {
struct vtn_value *val = vtn_push_value(b, w[2], vtn_value_type_pointer);
SpvStorageClass storage_class = w[3];
- nir_constant *initializer = NULL;
- if (count > 4)
- initializer = vtn_value(b, w[4], vtn_value_type_constant)->constant;
+ nir_constant *const_initializer = NULL;
+ nir_variable *var_initializer = NULL;
+ if (count > 4) {
+ struct vtn_value *init = vtn_untyped_value(b, w[4]);
+ switch (init->value_type) {
+ case vtn_value_type_constant:
+ const_initializer = init->constant;
+ break;
+ case vtn_value_type_pointer:
+ var_initializer = init->pointer->var->var;
+ break;
+ default:
+ vtn_fail("SPIR-V variable initializer %u must be constant or pointer",
+ w[4]);
+ }
+ }
+
+ vtn_create_variable(b, val, ptr_type, storage_class, const_initializer, var_initializer);
- vtn_create_variable(b, val, ptr_type, storage_class, initializer);
break;
}
case SpvOpInBoundsAccessChain:
case SpvOpInBoundsPtrAccessChain: {
struct vtn_access_chain *chain = vtn_access_chain_create(b, count - 4);
+ enum gl_access_qualifier access = 0;
chain->ptr_as_array = (opcode == SpvOpPtrAccessChain || opcode == SpvOpInBoundsPtrAccessChain);
unsigned idx = 0;
} else {
chain->link[idx].mode = vtn_access_mode_id;
chain->link[idx].id = w[i];
-
}
+ access |= vtn_value_access(link_val);
idx++;
}
struct vtn_value *val =
vtn_push_value(b, w[2], vtn_value_type_sampled_image);
val->sampled_image = ralloc(b, struct vtn_sampled_image);
- val->sampled_image->type = base_val->sampled_image->type;
val->sampled_image->image =
vtn_pointer_dereference(b, base_val->sampled_image->image, chain);
val->sampled_image->sampler = base_val->sampled_image->sampler;
- vtn_foreach_decoration(b, val, ptr_decoration_cb,
- val->sampled_image->image);
- vtn_foreach_decoration(b, val, ptr_decoration_cb,
- val->sampled_image->sampler);
+ val->sampled_image->image =
+ vtn_decorate_pointer(b, val, val->sampled_image->image);
+ val->sampled_image->sampler =
+ vtn_decorate_pointer(b, val, val->sampled_image->sampler);
} else {
vtn_assert(base_val->value_type == vtn_value_type_pointer);
- struct vtn_value *val =
- vtn_push_value(b, w[2], vtn_value_type_pointer);
- val->pointer = vtn_pointer_dereference(b, base_val->pointer, chain);
- val->pointer->ptr_type = ptr_type;
- vtn_foreach_decoration(b, val, ptr_decoration_cb, val->pointer);
+ struct vtn_pointer *ptr =
+ vtn_pointer_dereference(b, base_val->pointer, chain);
+ ptr->ptr_type = ptr_type;
+ ptr->access |= access;
+ vtn_push_value_pointer(b, w[2], ptr);
}
break;
}
vtn_assert_types_equal(b, opcode, res_type, src_val->type->deref);
- if (glsl_type_is_image(res_type->type) ||
- glsl_type_is_sampler(res_type->type)) {
- vtn_push_value(b, w[2], vtn_value_type_pointer)->pointer = src;
+ if (res_type->base_type == vtn_base_type_image ||
+ res_type->base_type == vtn_base_type_sampler) {
+ vtn_push_value_pointer(b, w[2], src);
+ return;
+ } else if (res_type->base_type == vtn_base_type_sampled_image) {
+ struct vtn_value *val =
+ vtn_push_value(b, w[2], vtn_value_type_sampled_image);
+ val->sampled_image = ralloc(b, struct vtn_sampled_image);
+ val->sampled_image->image = val->sampled_image->sampler =
+ vtn_decorate_pointer(b, val, src);
return;
}
+ if (count > 4) {
+ unsigned idx = 5;
+ SpvMemoryAccessMask access = w[4];
+ if (access & SpvMemoryAccessAlignedMask)
+ idx++;
+
+ if (access & SpvMemoryAccessMakePointerVisibleMask) {
+ SpvMemorySemanticsMask semantics =
+ SpvMemorySemanticsMakeVisibleMask |
+ vtn_storage_class_to_memory_semantics(src->ptr_type->storage_class);
+
+ SpvScope scope = vtn_constant_uint(b, w[idx]);
+ vtn_emit_memory_barrier(b, scope, semantics);
+ }
+ }
+
vtn_push_ssa(b, w[2], res_type, vtn_variable_load(b, src));
break;
}
vtn_warn("OpStore of a sampler detected. Doing on-the-fly copy "
"propagation to workaround the problem.");
vtn_assert(dest->var->copy_prop_sampler == NULL);
- dest->var->copy_prop_sampler =
- vtn_value(b, w[2], vtn_value_type_pointer)->pointer;
+ struct vtn_value *v = vtn_untyped_value(b, w[2]);
+ if (v->value_type == vtn_value_type_sampled_image) {
+ dest->var->copy_prop_sampler = v->sampled_image->sampler;
+ } else {
+ vtn_assert(v->value_type == vtn_value_type_pointer);
+ dest->var->copy_prop_sampler = v->pointer;
+ }
} else {
vtn_fail("Vulkan does not allow OpStore of a sampler or image.");
}
struct vtn_ssa_value *src = vtn_ssa_value(b, w[2]);
vtn_variable_store(b, src, dest);
+
+ if (count > 3) {
+ unsigned idx = 4;
+ SpvMemoryAccessMask access = w[3];
+
+ if (access & SpvMemoryAccessAlignedMask)
+ idx++;
+
+ if (access & SpvMemoryAccessMakePointerAvailableMask) {
+ SpvMemorySemanticsMask semantics =
+ SpvMemorySemanticsMakeAvailableMask |
+ vtn_storage_class_to_memory_semantics(dest->ptr_type->storage_class);
+ SpvScope scope = vtn_constant_uint(b, w[idx]);
+ vtn_emit_memory_barrier(b, scope, semantics);
+ }
+ }
break;
}
"scalar type");
/* The pointer will be converted to an SSA value automatically */
- nir_ssa_def *ptr_ssa = vtn_ssa_value(b, w[3])->def;
+ struct vtn_ssa_value *ptr_ssa = vtn_ssa_value(b, w[3]);
u_val->ssa = vtn_create_ssa_value(b, u_val->type->type);
- u_val->ssa->def = nir_sloppy_bitcast(&b->nb, ptr_ssa, u_val->type->type);
+ u_val->ssa->def = nir_sloppy_bitcast(&b->nb, ptr_ssa->def, u_val->type->type);
+ u_val->ssa->access |= ptr_ssa->access;
break;
}
case SpvOpConvertUToPtr: {
struct vtn_value *ptr_val =
vtn_push_value(b, w[2], vtn_value_type_pointer);
- struct vtn_value *u_val = vtn_value(b, w[3], vtn_value_type_ssa);
+ struct vtn_value *u_val = vtn_untyped_value(b, w[3]);
vtn_fail_if(ptr_val->type->type == NULL,
"OpConvertUToPtr can only be used on physical pointers");
"OpConvertUToPtr can only be used to cast from a vector or "
"scalar type");
- nir_ssa_def *ptr_ssa = nir_sloppy_bitcast(&b->nb, u_val->ssa->def,
+ struct vtn_ssa_value *u_ssa = vtn_ssa_value(b, w[3]);
+ nir_ssa_def *ptr_ssa = nir_sloppy_bitcast(&b->nb, u_ssa->def,
ptr_val->type->type);
ptr_val->pointer = vtn_pointer_from_ssa(b, ptr_ssa, ptr_val->type);
+ vtn_foreach_decoration(b, ptr_val, ptr_decoration_cb, ptr_val->pointer);
+ ptr_val->pointer->access |= u_val->ssa->access;
break;
}