Merge remote-tracking branch 'mesa-public/master' into vulkan
[mesa.git] / src / mesa / drivers / dri / i965 / brw_fs.h
index 4db5a91c57b42f585123af58c19366cd96dd85d2..31f39fe0adc50beed99c62c4cc1ca15c550188d3 100644 (file)
@@ -62,6 +62,27 @@ namespace brw {
    class fs_live_variables;
 }
 
+static inline fs_reg
+offset(fs_reg reg, const brw::fs_builder& bld, unsigned delta)
+{
+   switch (reg.file) {
+   case BAD_FILE:
+      break;
+   case GRF:
+   case MRF:
+   case HW_REG:
+   case ATTR:
+      return byte_offset(reg,
+                         delta * reg.component_size(bld.dispatch_width()));
+   case UNIFORM:
+      reg.reg_offset += delta;
+      break;
+   case IMM:
+      assert(delta == 0);
+   }
+   return reg;
+}
+
 /**
  * The fragment shader front-end.
  *
@@ -70,7 +91,7 @@ namespace brw {
 class fs_visitor : public backend_shader
 {
 public:
-   fs_visitor(struct brw_context *brw,
+   fs_visitor(const struct brw_compiler *compiler, void *log_data,
               void *mem_ctx,
               gl_shader_stage stage,
               const void *key,
@@ -84,14 +105,13 @@ public:
 
    fs_reg vgrf(const glsl_type *const type);
    void import_uniforms(fs_visitor *v);
-   void setup_uniform_clipplane_values();
-   void compute_clip_distance();
+   void setup_uniform_clipplane_values(gl_clip_plane *clip_planes);
+   void compute_clip_distance(gl_clip_plane *clip_planes);
 
    uint32_t gather_channel(int orig_chan, uint32_t sampler);
    void swizzle_result(ir_texture_opcode op, int dest_components,
                        fs_reg orig_val, uint32_t sampler);
 
-   int type_size(const struct glsl_type *type);
    fs_inst *get_instruction_generating_reg(fs_inst *start,
                                           fs_inst *end,
                                           const fs_reg &reg);
@@ -104,7 +124,7 @@ public:
    void DEP_RESOLVE_MOV(const brw::fs_builder &bld, int grf);
 
    bool run_fs(bool do_rep_send);
-   bool run_vs();
+   bool run_vs(gl_clip_plane *clip_planes);
    bool run_cs();
    void optimize();
    void allocate_registers();
@@ -126,7 +146,6 @@ public:
    void spill_reg(int spill_reg);
    void split_virtual_grfs();
    bool compact_virtual_grfs();
-   void move_uniform_array_access_to_pull_constants();
    void assign_constant_locations();
    void demote_pull_constants();
    void invalidate_live_intervals();
@@ -161,7 +180,9 @@ public:
    void no16(const char *msg);
    void lower_uniform_pull_constant_loads();
    bool lower_load_payload();
+   bool lower_logical_sends();
    bool lower_integer_multiplication();
+   bool lower_simd_width();
    bool opt_combine_constants();
 
    void emit_dummy_fs();
@@ -185,27 +206,6 @@ public:
    void compute_sample_position(fs_reg dst, fs_reg int_sample_pos);
    fs_reg rescale_texcoord(fs_reg coordinate, int coord_components,
                            bool is_rect, uint32_t sampler, int texunit);
-   fs_inst *emit_texture_gen4(ir_texture_opcode op, fs_reg dst,
-                              fs_reg coordinate, int coord_components,
-                              fs_reg shadow_comp,
-                              fs_reg lod, fs_reg lod2, int grad_components,
-                              uint32_t sampler);
-   fs_inst *emit_texture_gen4_simd16(ir_texture_opcode op, fs_reg dst,
-                                     fs_reg coordinate, int vector_elements,
-                                     fs_reg shadow_c, fs_reg lod,
-                                     uint32_t sampler);
-   fs_inst *emit_texture_gen5(ir_texture_opcode op, fs_reg dst,
-                              fs_reg coordinate, int coord_components,
-                              fs_reg shadow_comp,
-                              fs_reg lod, fs_reg lod2, int grad_components,
-                              fs_reg sample_index, uint32_t sampler,
-                              bool has_offset);
-   fs_inst *emit_texture_gen7(ir_texture_opcode op, fs_reg dst,
-                              fs_reg coordinate, int coord_components,
-                              fs_reg shadow_comp,
-                              fs_reg lod, fs_reg lod2, int grad_components,
-                              fs_reg sample_index, fs_reg mcs, fs_reg sampler,
-                              fs_reg offset_value);
    void emit_texture(ir_texture_opcode op,
                      const glsl_type *dest_type,
                      fs_reg coordinate, int components,
@@ -220,9 +220,10 @@ public:
                      uint32_t sampler,
                      fs_reg sampler_reg,
                      int texunit);
-   fs_reg emit_mcs_fetch(fs_reg coordinate, int components, fs_reg sampler);
+   fs_reg emit_mcs_fetch(const fs_reg &coordinate, unsigned components,
+                         const fs_reg &sampler);
    void emit_gen6_gather_wa(uint8_t wa, fs_reg dst);
-   void resolve_source_modifiers(fs_reg *src);
+   fs_reg resolve_source_modifiers(const fs_reg &src);
    void emit_discard_jump();
    bool try_replace_with_sel();
    bool opt_peephole_sel();
@@ -249,6 +250,10 @@ public:
    void nir_emit_block(nir_block *block);
    void nir_emit_instr(nir_instr *instr);
    void nir_emit_alu(const brw::fs_builder &bld, nir_alu_instr *instr);
+   void nir_emit_load_const(const brw::fs_builder &bld,
+                            nir_load_const_instr *instr);
+   void nir_emit_undef(const brw::fs_builder &bld,
+                       nir_ssa_undef_instr *instr);
    void nir_emit_intrinsic(const brw::fs_builder &bld,
                            nir_intrinsic_instr *instr);
    void nir_emit_texture(const brw::fs_builder &bld,
@@ -257,19 +262,17 @@ public:
                       nir_jump_instr *instr);
    fs_reg get_nir_src(nir_src src);
    fs_reg get_nir_dest(nir_dest dest);
+   fs_reg get_nir_image_deref(const nir_deref_var *deref);
    void emit_percomp(const brw::fs_builder &bld, const fs_inst &inst,
                      unsigned wr_mask);
 
    bool optimize_frontfacing_ternary(nir_alu_instr *instr,
                                      const fs_reg &result);
 
-   void setup_color_payload(fs_reg *dst, fs_reg color, unsigned components,
-                            unsigned exec_size, bool use_2nd_half);
    void emit_alpha_test();
    fs_inst *emit_single_fb_write(const brw::fs_builder &bld,
                                  fs_reg color1, fs_reg color2,
-                                 fs_reg src0_alpha, unsigned components,
-                                 unsigned exec_size, bool use_2nd_half = false);
+                                 fs_reg src0_alpha, unsigned components);
    void emit_fb_writes();
    void emit_urb_writes();
    void emit_cs_terminate();
@@ -282,16 +285,14 @@ public:
                         int shader_time_subindex,
                         fs_reg value);
 
-   void emit_untyped_atomic(unsigned atomic_op, unsigned surf_index,
-                            fs_reg dst, fs_reg offset, fs_reg src0,
-                            fs_reg src1);
-
-   void emit_untyped_surface_read(unsigned surf_index, fs_reg dst,
-                                  fs_reg offset);
-
    fs_reg get_timestamp(const brw::fs_builder &bld);
 
    struct brw_reg interp_reg(int location, int channel);
+
+   virtual void setup_vec4_uniform_value(unsigned param_offset,
+                                         const gl_constant_value *values,
+                                         unsigned n);
+
    int implied_mrf_writes(fs_inst *inst);
 
    virtual void dump_instructions();
@@ -316,9 +317,6 @@ public:
    /** Number of uniform variable components visited. */
    unsigned uniforms;
 
-   /** Total number of direct uniforms we can get from NIR */
-   unsigned num_direct_uniforms;
-
    /** Byte-offset for the next available spot in the scratch space buffer. */
    unsigned last_scratch;
 
@@ -345,7 +343,7 @@ public:
    unsigned max_grf;
 
    fs_reg *nir_locals;
-   fs_reg *nir_globals;
+   fs_reg *nir_ssa_values;
    fs_reg nir_inputs;
    fs_reg nir_outputs;
    fs_reg *nir_system_values;
@@ -359,7 +357,7 @@ public:
    fs_reg result;
 
    /** Register numbers for thread payload fields. */
-   struct {
+   struct thread_payload {
       uint8_t source_depth_reg;
       uint8_t source_w_reg;
       uint8_t aa_dest_stencil_reg;
@@ -468,10 +466,6 @@ private:
                                           struct brw_reg msg_data,
                                           unsigned msg_type);
 
-   void generate_set_omask(fs_inst *inst,
-                           struct brw_reg dst,
-                           struct brw_reg sample_mask);
-
    void generate_set_sample_id(fs_inst *inst,
                                struct brw_reg dst,
                                struct brw_reg src0,