#include "util/set.h"
#include "util/bitscan.h"
#include "util/bitset.h"
+#include "util/enum_operators.h"
#include "util/macros.h"
#include "util/format/u_format.h"
#include "compiler/nir_types.h"
nir_var_mem_shared = (1 << 8),
nir_var_mem_global = (1 << 9),
nir_var_mem_push_const = (1 << 10), /* not actually used for variables */
- nir_num_variable_modes = 11,
+ nir_var_mem_constant = (1 << 11),
+ nir_num_variable_modes = 12,
nir_var_all = (1 << nir_num_variable_modes) - 1,
} nir_variable_mode;
+MESA_DEFINE_CPP_ENUM_BITFIELD_OPERATORS(nir_variable_mode)
/**
* Rounding modes.
*
* \sa nir_variable_mode
*/
- nir_variable_mode mode:11;
+ unsigned mode:12;
/**
* Is the variable read-only?
unsigned per_view:1;
/**
- * \brief Layout qualifier for gl_FragDepth.
+ * \brief Layout qualifier for gl_FragDepth. See nir_depth_layout.
*
* This is not equal to \c ir_depth_layout_none if and only if this
* variable is \c gl_FragDepth and a layout qualifier is specified.
*/
- nir_depth_layout depth_layout:3;
+ unsigned depth_layout:3;
/**
* Vertex stream output identifier.
unsigned stream:9;
/**
+ * See gl_access_qualifier.
+ *
* Access flags for memory variables (SSBO/global), image uniforms, and
* bindless images in uniforms/inputs/outputs.
*/
- enum gl_access_qualifier access:8;
+ unsigned access:8;
/**
* Descriptor set binding for sampler or UBO.
enum pipe_format format;
} image;
+ struct {
+ /**
+ * For OpenCL inline samplers. See cl_sampler_addressing_mode and cl_sampler_filter_mode
+ */
+ unsigned is_inline_sampler : 1;
+ unsigned addressing_mode : 3;
+ unsigned normalized_coordinates : 1;
+ unsigned filter_mode : 1;
+ } sampler;
+
struct {
/**
* Transform feedback buffer.
struct nir_variable_data *members;
} nir_variable;
-
static inline bool
_nir_shader_variable_has_mode(nir_variable *var, unsigned modes)
{
return var->data.mode & modes;
}
-#define nir_foreach_variable(var, var_list) \
+#define nir_foreach_variable_in_list(var, var_list) \
foreach_list_typed(nir_variable, var, node, var_list)
-#define nir_foreach_variable_safe(var, var_list) \
+#define nir_foreach_variable_in_list_safe(var, var_list) \
foreach_list_typed_safe(nir_variable, var, node, var_list)
+#define nir_foreach_variable_in_shader(var, shader) \
+ nir_foreach_variable_in_list(var, &(shader)->variables)
+
+#define nir_foreach_variable_in_shader_safe(var, shader) \
+ nir_foreach_variable_in_list_safe(var, &(shader)->variables)
+
#define nir_foreach_variable_with_modes(var, shader, modes) \
- nir_foreach_variable(var, nir_variable_list_for_mode(shader, modes)) \
+ nir_foreach_variable_in_shader(var, shader) \
if (_nir_shader_variable_has_mode(var, modes))
#define nir_foreach_variable_with_modes_safe(var, shader, modes) \
- nir_foreach_variable_safe(var, nir_variable_list_for_mode(shader, modes)) \
+ nir_foreach_variable_in_shader_safe(var, shader) \
if (_nir_shader_variable_has_mode(var, modes))
#define nir_foreach_shader_in_variable(var, shader) \
- nir_foreach_variable(var, &(shader)->inputs)
+ nir_foreach_variable_with_modes(var, shader, nir_var_shader_in)
#define nir_foreach_shader_in_variable_safe(var, shader) \
- nir_foreach_variable_safe(var, &(shader)->inputs)
+ nir_foreach_variable_with_modes_safe(var, shader, nir_var_shader_in)
#define nir_foreach_shader_out_variable(var, shader) \
- nir_foreach_variable(var, &(shader)->outputs)
+ nir_foreach_variable_with_modes(var, shader, nir_var_shader_out)
#define nir_foreach_shader_out_variable_safe(var, shader) \
- nir_foreach_variable_safe(var, &(shader)->outputs)
+ nir_foreach_variable_with_modes_safe(var, shader, nir_var_shader_out)
#define nir_foreach_uniform_variable(var, shader) \
- nir_foreach_variable(var, &(shader)->uniforms) \
- if (var->data.mode == nir_var_uniform)
+ nir_foreach_variable_with_modes(var, shader, nir_var_uniform)
#define nir_foreach_uniform_variable_safe(var, shader) \
- nir_foreach_variable_safe(var, &(shader)->uniforms) \
- if (var->data.mode == nir_var_uniform)
+ nir_foreach_variable_with_modes_safe(var, shader, nir_var_uniform)
static inline bool
nir_variable_is_global(const nir_variable *var)
/** generic SSA definition index. */
unsigned index;
- /** Index into the live_in and live_out bitfields */
+ /** Ordered SSA definition index used by nir_liveness. */
unsigned live_index;
/** Instruction which produces this SSA value. */
case nir_op_flt:
case nir_op_fge:
case nir_op_feq:
- case nir_op_fne:
+ case nir_op_fneu:
case nir_op_ilt:
case nir_op_ult:
case nir_op_ige:
#include "nir_intrinsics.h"
-#define NIR_INTRINSIC_MAX_CONST_INDEX 4
+#define NIR_INTRINSIC_MAX_CONST_INDEX 5
/** Represents an intrinsic
*
*/
NIR_INTRINSIC_EXECUTION_SCOPE,
+ /**
+ * Value of nir_io_semantics.
+ */
+ NIR_INTRINSIC_IO_SEMANTICS,
+
NIR_INTRINSIC_NUM_INDEX_FLAGS,
} nir_intrinsic_index_flag;
+typedef struct {
+ unsigned location:7; /* gl_vert_attrib, gl_varying_slot, or gl_frag_result */
+ unsigned num_slots:6; /* max 32, may be pessimistic with const indexing */
+ unsigned dual_source_blend_index:1;
+ unsigned fb_fetch_output:1; /* for GL_KHR_blend_equation_advanced */
+ unsigned gs_streams:8; /* xxyyzzww: 2-bit stream index for each component */
+ unsigned _pad:9;
+} nir_io_semantics;
+
#define NIR_INTRINSIC_MAX_INPUTS 5
typedef struct {
const nir_intrinsic_info *info = &nir_intrinsic_infos[instr->intrinsic]; \
assert(info->index_map[NIR_INTRINSIC_##flag] > 0); \
instr->const_index[info->index_map[NIR_INTRINSIC_##flag] - 1] = val; \
+} \
+static inline bool \
+nir_intrinsic_has_##name(nir_intrinsic_instr *instr) \
+{ \
+ const nir_intrinsic_info *info = &nir_intrinsic_infos[instr->intrinsic]; \
+ return info->index_map[NIR_INTRINSIC_##flag] > 0; \
}
INTRINSIC_IDX_ACCESSORS(write_mask, WRMASK, unsigned)
return align_offset ? 1 << (ffs(align_offset) - 1) : align_mul;
}
+static inline void
+nir_intrinsic_set_io_semantics(nir_intrinsic_instr *intrin,
+ nir_io_semantics semantics)
+{
+ const nir_intrinsic_info *info = &nir_intrinsic_infos[intrin->intrinsic];
+ assert(info->index_map[NIR_INTRINSIC_IO_SEMANTICS] > 0);
+ STATIC_ASSERT(sizeof(nir_io_semantics) == sizeof(intrin->const_index[0]));
+ semantics._pad = 0; /* clear padding bits */
+ memcpy(&intrin->const_index[info->index_map[NIR_INTRINSIC_IO_SEMANTICS] - 1],
+ &semantics, sizeof(semantics));
+}
+
+static inline nir_io_semantics
+nir_intrinsic_io_semantics(const nir_intrinsic_instr *intrin)
+{
+ const nir_intrinsic_info *info = &nir_intrinsic_infos[intrin->intrinsic];
+ assert(info->index_map[NIR_INTRINSIC_IO_SEMANTICS] > 0);
+ nir_io_semantics semantics;
+ memcpy(&semantics,
+ &intrin->const_index[info->index_map[NIR_INTRINSIC_IO_SEMANTICS] - 1],
+ sizeof(semantics));
+ return semantics;
+}
+
unsigned
nir_image_intrinsic_coord_components(const nir_intrinsic_instr *instr);
* NIR loop is implemented as "while (1) { body }".
*/
nir_jump_continue,
+
+ /** Jumps for unstructured CFG.
+ *
+ * As within an unstructured CFG we can't rely on block ordering we need to
+ * place explicit jumps at the end of every block.
+ */
+ nir_jump_goto,
+ nir_jump_goto_if,
} nir_jump_type;
typedef struct {
nir_instr instr;
nir_jump_type type;
+ nir_src condition;
+ struct nir_block *target;
+ struct nir_block *else_target;
} nir_jump_instr;
/* creates a new SSA variable in an undefined state */
*/
int16_t dom_pre_index, dom_post_index;
- /* live in and out for this block; used for liveness analysis */
+ /* SSA def live in and out for this block; used for liveness analysis.
+ * Indexed by ssa_def->index
+ */
BITSET_WORD *live_in;
BITSET_WORD *live_out;
} nir_block;
*/
nir_metadata_all = ~nir_metadata_not_properly_reset,
} nir_metadata;
+MESA_DEFINE_CPP_ENUM_BITFIELD_OPERATORS(nir_metadata)
typedef struct {
nir_cf_node cf_node;
/* total number of basic blocks, only valid when block_index_dirty = false */
unsigned num_blocks;
+ /** True if this nir_function_impl uses structured control-flow
+ *
+ * Structured nir_function_impls have different validation rules.
+ */
+ bool structured;
+
nir_metadata valid_metadata;
} nir_function_impl;
nir_lower_imul_2x32_64 = (1 << 12),
nir_lower_extract64 = (1 << 13),
nir_lower_ufind_msb64 = (1 << 14),
+ nir_lower_bit_count64 = (1 << 15),
} nir_lower_int64_options;
typedef enum {
/** lowers fsub and isub to fadd+fneg and iadd+ineg. */
bool lower_sub;
- /* lower {slt,sge,seq,sne} to {flt,fge,feq,fne} + b2f: */
+ /* lower {slt,sge,seq,sne} to {flt,fge,feq,fneu} + b2f: */
bool lower_scmp;
/* lower fall_equalN/fany_nequalN (ex:fany_nequal4 to sne+fdot4+fsat) */
/** enables rules to lower fsign to fsub and flt */
bool lower_fsign;
+ /** enables rules to lower iabs to ineg+imax */
+ bool lower_iabs;
+
/* lower fdph to fdot4 */
bool lower_fdph;
bool lower_pack_snorm_2x16;
bool lower_pack_unorm_4x8;
bool lower_pack_snorm_4x8;
+ bool lower_pack_64_2x32_split;
+ bool lower_pack_32_2x16_split;
bool lower_unpack_half_2x16;
bool lower_unpack_unorm_2x16;
bool lower_unpack_snorm_2x16;
bool lower_unpack_unorm_4x8;
bool lower_unpack_snorm_4x8;
+ bool lower_unpack_64_2x32_split;
+ bool lower_unpack_32_2x16_split;
bool lower_pack_split;
bool lower_cs_local_index_from_id;
bool lower_cs_local_id_from_index;
+ /* Prevents lowering global_invocation_id to be in terms of work_group_id */
+ bool has_cs_global_id;
+
bool lower_device_index_to_zero;
/* Set if nir_lower_wpos_ytransform() should also invert gl_PointCoord. */
typedef struct nir_shader {
/** list of uniforms (nir_variable) */
- struct exec_list uniforms;
-
- /** list of inputs (nir_variable) */
- struct exec_list inputs;
-
- /** list of outputs (nir_variable) */
- struct exec_list outputs;
-
- /** list of shared compute variables (nir_variable) */
- struct exec_list shared;
+ struct exec_list variables;
/** Set of driver-specific options for the shader.
*
/** Various bits of compile-time information about a given shader */
struct shader_info info;
- /** list of global variables in the shader (nir_variable) */
- struct exec_list globals;
-
- /** list of system value variables in the shader (nir_variable) */
- struct exec_list system_values;
-
struct exec_list functions; /** < list of nir_function */
/**
- * the highest index a load_input_*, load_uniform_*, etc. intrinsic can
- * access plus one
+ * The size of the variable space for load_input_*, load_uniform_*, etc.
+ * intrinsics. This is in back-end specific units which is likely one of
+ * bytes, dwords, or vec4s depending on context and back-end.
*/
- unsigned num_inputs, num_uniforms, num_outputs, num_shared;
+ unsigned num_inputs, num_uniforms, num_outputs;
+
+ /** Size in bytes of required shared memory */
+ unsigned shared_size;
/** Size in bytes of required scratch space */
unsigned scratch_size;
/** Constant data associated with this shader.
*
- * Constant data is loaded through load_constant intrinsics. See also
- * nir_opt_large_constants.
+ * Constant data is loaded through load_constant intrinsics (as compared to
+ * the NIR load_const instructions which have the constant value inlined
+ * into them). This is usually generated by nir_opt_large_constants (so
+ * shaders don't have to load_const into a temporary array when they want
+ * to indirect on a const array).
*/
void *constant_data;
+ /** Size of the constant data associated with the shader, in bytes */
unsigned constant_data_size;
} nir_shader;
void nir_reg_remove(nir_register *reg);
-struct exec_list *
-nir_variable_list_for_mode(nir_shader *shader, nir_variable_mode mode);
-
/** Adds a variable to the appropriate list in nir_shader */
void nir_shader_add_variable(nir_shader *shader, nir_variable *var);
const struct glsl_type *type,
const char *name);
+nir_variable *nir_find_variable_with_location(nir_shader *shader,
+ nir_variable_mode mode,
+ unsigned location);
+
+nir_variable *nir_find_variable_with_driver_location(nir_shader *shader,
+ nir_variable_mode mode,
+ unsigned location);
+
/** creates a function and adds it to the shader's list of functions */
nir_function *nir_function_create(nir_shader *shader, const char *name);
nir_component_mask_t nir_ssa_def_components_read(const nir_ssa_def *def);
+
+/** Returns the next block, disregarding structure
+ *
+ * The ordering is deterministic but has no guarantees beyond that. In
+ * particular, it is not guaranteed to be dominance-preserving.
+ */
+nir_block *nir_block_unstructured_next(nir_block *block);
+nir_block *nir_unstructured_start_block(nir_function_impl *impl);
+
+#define nir_foreach_block_unstructured(block, impl) \
+ for (nir_block *block = nir_unstructured_start_block(impl); block != NULL; \
+ block = nir_block_unstructured_next(block))
+
+#define nir_foreach_block_unstructured_safe(block, impl) \
+ for (nir_block *block = nir_unstructured_start_block(impl), \
+ *next = nir_block_unstructured_next(block); \
+ block != NULL; \
+ block = next, next = nir_block_unstructured_next(block))
+
/*
* finds the next basic block in source-code order, returns NULL if there is
* none
void nir_inline_function_impl(struct nir_builder *b,
const nir_function_impl *impl,
- nir_ssa_def **params);
+ nir_ssa_def **params,
+ struct hash_table *shader_var_remap);
bool nir_inline_functions(nir_shader *shader);
bool nir_propagate_invariant(nir_shader *shader);
bool nir_lower_amul(nir_shader *shader,
int (*type_size)(const struct glsl_type *, bool));
+bool nir_lower_ubo_vec4(nir_shader *shader);
+
void nir_assign_io_var_locations(nir_shader *shader,
nir_variable_mode mode,
unsigned *size,
*/
nir_address_format_32bit_index_offset,
+ /**
+ * An address format which is a 64-bit value, where the high 32 bits
+ * are a buffer index, and the low 32 bits are an offset.
+ */
+ nir_address_format_32bit_index_offset_pack64,
+
/**
* An address format which is comprised of a vec3 where the first two
* components specify the buffer and the third is an offset.
*/
nir_address_format_32bit_offset,
+ /**
+ * An address format which is a simple 32-bit offset cast to 64-bit.
+ */
+ nir_address_format_32bit_offset_as_64bit,
+
/**
* An address format representing a purely logical addressing model. In
* this model, all deref chains must be complete from the dereference
case nir_address_format_64bit_global: return 64;
case nir_address_format_64bit_bounded_global: return 32;
case nir_address_format_32bit_index_offset: return 32;
+ case nir_address_format_32bit_index_offset_pack64: return 64;
case nir_address_format_vec2_index_32bit_offset: return 32;
case nir_address_format_32bit_offset: return 32;
+ case nir_address_format_32bit_offset_as_64bit: return 64;
case nir_address_format_logical: return 32;
}
unreachable("Invalid address format");
case nir_address_format_64bit_global: return 1;
case nir_address_format_64bit_bounded_global: return 4;
case nir_address_format_32bit_index_offset: return 2;
+ case nir_address_format_32bit_index_offset_pack64: return 1;
case nir_address_format_vec2_index_32bit_offset: return 3;
case nir_address_format_32bit_offset: return 1;
+ case nir_address_format_32bit_offset_as_64bit: return 1;
case nir_address_format_logical: return 1;
}
unreachable("Invalid address format");
bool nir_lower_io_to_vector(nir_shader *shader, nir_variable_mode mask);
bool nir_lower_fragcolor(nir_shader *shader);
-void nir_lower_fragcoord_wtrans(nir_shader *shader);
+bool nir_lower_fragcoord_wtrans(nir_shader *shader);
void nir_lower_viewport_transform(nir_shader *shader);
bool nir_lower_uniforms_to_ubo(nir_shader *shader, int multiplier);
bool nir_lower_system_values(nir_shader *shader);
+typedef struct nir_lower_compute_system_values_options {
+ bool has_base_global_invocation_id:1;
+ bool has_base_work_group_id:1;
+} nir_lower_compute_system_values_options;
+
+bool nir_lower_compute_system_values(nir_shader *shader,
+ const nir_lower_compute_system_values_options *options);
+
enum PACKED nir_lower_tex_packing {
nir_lower_tex_packing_none = 0,
/* The sampler returns up to 2 32-bit words of half floats or 16-bit signed
unsigned lower_xy_uxvx_external;
unsigned lower_ayuv_external;
unsigned lower_xyuv_external;
+ unsigned bt709_external;
+ unsigned bt2020_external;
/**
* To emulate certain texture wrap modes, this can be used
bool nir_lower_idiv(nir_shader *shader, enum nir_lower_idiv_path path);
-bool nir_lower_input_attachments(nir_shader *shader, bool use_fragcoord_sysval);
+typedef struct nir_input_attachment_options {
+ bool use_fragcoord_sysval;
+ bool use_layer_id_sysval;
+ bool use_view_id_for_layer;
+} nir_input_attachment_options;
+
+bool nir_lower_input_attachments(nir_shader *shader,
+ const nir_input_attachment_options *options);
bool nir_lower_clip_vs(nir_shader *shader, unsigned ucp_enables,
bool use_vars,
bool nir_lower_bit_size(nir_shader *shader,
nir_lower_bit_size_callback callback,
void *callback_data);
+bool nir_lower_64bit_phis(nir_shader *shader);
nir_lower_int64_options nir_lower_int64_op_to_options_mask(nir_op opcode);
-bool nir_lower_int64(nir_shader *shader, nir_lower_int64_options options);
+bool nir_lower_int64(nir_shader *shader);
nir_lower_doubles_options nir_lower_doubles_op_to_options_mask(nir_op opcode);
bool nir_lower_doubles(nir_shader *shader, const nir_shader *softfp64,
bool nir_lower_memory_model(nir_shader *shader);
+bool nir_lower_goto_ifs(nir_shader *shader);
+
bool nir_normalize_cubemap_coords(nir_shader *shader);
void nir_live_ssa_defs_impl(nir_function_impl *impl);
bool nir_opt_remove_phis(nir_shader *shader);
bool nir_opt_remove_phis_block(nir_block *block);
-bool nir_opt_shrink_load(nir_shader *shader);
+bool nir_opt_shrink_vectors(nir_shader *shader);
bool nir_opt_trivial_continues(nir_shader *shader);
nir_should_vectorize_mem_func callback,
nir_variable_mode robust_modes);
-void nir_strip(nir_shader *shader);
-
void nir_sweep(nir_shader *shader);
void nir_remap_dual_slot_attributes(nir_shader *shader,