[Mesa-dev] [PATCH] i965/vec4: Delete the system value infastructure

Alejandro PiƱeiro apinheiro at igalia.com
Sat May 6 06:45:18 UTC 2017


BTW, just noticed a typo on the commit message: "infastructure" instead
of "infrastructure".

Sorry for the noise.

On 06/05/17 00:02, Jason Ekstrand wrote:
> ---
>  src/intel/compiler/brw_vec4.h              |  5 ----
>  src/intel/compiler/brw_vec4_gs_nir.cpp     | 32 ++++---------------------
>  src/intel/compiler/brw_vec4_gs_visitor.cpp | 20 ----------------
>  src/intel/compiler/brw_vec4_gs_visitor.h   |  2 --
>  src/intel/compiler/brw_vec4_nir.cpp        | 38 ------------------------------
>  src/intel/compiler/brw_vec4_tcs.cpp        | 12 ----------
>  src/intel/compiler/brw_vec4_tcs.h          |  2 --
>  src/intel/compiler/brw_vec4_tes.cpp        | 20 ----------------
>  src/intel/compiler/brw_vec4_tes.h          |  2 --
>  src/intel/compiler/brw_vec4_vs.h           |  1 -
>  src/intel/compiler/brw_vec4_vs_visitor.cpp |  8 -------
>  11 files changed, 5 insertions(+), 137 deletions(-)
>
> diff --git a/src/intel/compiler/brw_vec4.h b/src/intel/compiler/brw_vec4.h
> index 0f92f34..d828da0 100644
> --- a/src/intel/compiler/brw_vec4.h
> +++ b/src/intel/compiler/brw_vec4.h
> @@ -332,8 +332,6 @@ public:
>  
>     virtual void emit_nir_code();
>     virtual void nir_setup_uniforms();
> -   virtual void nir_setup_system_value_intrinsic(nir_intrinsic_instr *instr);
> -   virtual void nir_setup_system_values();
>     virtual void nir_emit_impl(nir_function_impl *impl);
>     virtual void nir_emit_cf_list(exec_list *list);
>     virtual void nir_emit_if(nir_if *if_stmt);
> @@ -359,11 +357,8 @@ public:
>                         unsigned num_components = 4);
>     src_reg get_indirect_offset(nir_intrinsic_instr *instr);
>  
> -   virtual dst_reg *make_reg_for_system_value(int location) = 0;
> -
>     dst_reg *nir_locals;
>     dst_reg *nir_ssa_values;
> -   dst_reg *nir_system_values;
>  
>  protected:
>     void emit_vertex();
> diff --git a/src/intel/compiler/brw_vec4_gs_nir.cpp b/src/intel/compiler/brw_vec4_gs_nir.cpp
> index 577f587..77b753a 100644
> --- a/src/intel/compiler/brw_vec4_gs_nir.cpp
> +++ b/src/intel/compiler/brw_vec4_gs_nir.cpp
> @@ -31,28 +31,6 @@ vec4_gs_visitor::nir_setup_inputs()
>  }
>  
>  void
> -vec4_gs_visitor::nir_setup_system_value_intrinsic(nir_intrinsic_instr *instr)
> -{
> -   dst_reg *reg;
> -
> -   switch (instr->intrinsic) {
> -   case nir_intrinsic_load_primitive_id:
> -      /* We'll just read g1 directly; don't create a temporary. */
> -      break;
> -
> -   case nir_intrinsic_load_invocation_id:
> -      reg = &this->nir_system_values[SYSTEM_VALUE_INVOCATION_ID];
> -      if (reg->file == BAD_FILE)
> -         *reg = *this->make_reg_for_system_value(SYSTEM_VALUE_INVOCATION_ID);
> -      break;
> -
> -   default:
> -      vec4_visitor::nir_setup_system_value_intrinsic(instr);
> -   }
> -
> -}
> -
> -void
>  vec4_gs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
>  {
>     dst_reg dest;
> @@ -128,11 +106,11 @@ vec4_gs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
>        break;
>  
>     case nir_intrinsic_load_invocation_id: {
> -      src_reg invocation_id =
> -         src_reg(nir_system_values[SYSTEM_VALUE_INVOCATION_ID]);
> -      assert(invocation_id.file != BAD_FILE);
> -      dest = get_nir_dest(instr->dest, invocation_id.type);
> -      emit(MOV(dest, invocation_id));
> +      dest = get_nir_dest(instr->dest, BRW_REGISTER_TYPE_D);
> +      if (gs_prog_data->invocations > 1)
> +         emit(GS_OPCODE_GET_INSTANCE_ID, dest);
> +      else
> +         emit(MOV(dest, brw_imm_ud(0)));
>        break;
>     }
>  
> diff --git a/src/intel/compiler/brw_vec4_gs_visitor.cpp b/src/intel/compiler/brw_vec4_gs_visitor.cpp
> index 516ab0b..574174a 100644
> --- a/src/intel/compiler/brw_vec4_gs_visitor.cpp
> +++ b/src/intel/compiler/brw_vec4_gs_visitor.cpp
> @@ -53,26 +53,6 @@ vec4_gs_visitor::vec4_gs_visitor(const struct brw_compiler *compiler,
>  }
>  
>  
> -dst_reg *
> -vec4_gs_visitor::make_reg_for_system_value(int location)
> -{
> -   dst_reg *reg = new(mem_ctx) dst_reg(this, glsl_type::int_type);
> -
> -   switch (location) {
> -   case SYSTEM_VALUE_INVOCATION_ID:
> -      this->current_annotation = "initialize gl_InvocationID";
> -      if (gs_prog_data->invocations > 1)
> -         emit(GS_OPCODE_GET_INSTANCE_ID, *reg);
> -      else
> -         emit(MOV(*reg, brw_imm_ud(0)));
> -      break;
> -   default:
> -      unreachable("not reached");
> -   }
> -
> -   return reg;
> -}
> -
>  static inline struct brw_reg
>  attribute_to_hw_reg(int attr, brw_reg_type type, bool interleaved)
>  {
> diff --git a/src/intel/compiler/brw_vec4_gs_visitor.h b/src/intel/compiler/brw_vec4_gs_visitor.h
> index 6b21a33..6602987 100644
> --- a/src/intel/compiler/brw_vec4_gs_visitor.h
> +++ b/src/intel/compiler/brw_vec4_gs_visitor.h
> @@ -51,10 +51,8 @@ public:
>                     int shader_time_index);
>  
>     virtual void nir_setup_inputs();
> -   virtual void nir_setup_system_value_intrinsic(nir_intrinsic_instr *instr);
>  
>  protected:
> -   virtual dst_reg *make_reg_for_system_value(int location);
>     virtual void setup_payload();
>     virtual void emit_prolog();
>     virtual void emit_thread_end();
> diff --git a/src/intel/compiler/brw_vec4_nir.cpp b/src/intel/compiler/brw_vec4_nir.cpp
> index 2a98932..c785534 100644
> --- a/src/intel/compiler/brw_vec4_nir.cpp
> +++ b/src/intel/compiler/brw_vec4_nir.cpp
> @@ -37,8 +37,6 @@ vec4_visitor::emit_nir_code()
>     if (nir->num_uniforms > 0)
>        nir_setup_uniforms();
>  
> -   nir_setup_system_values();
> -
>     /* get the main function and emit it */
>     nir_foreach_function(function, nir) {
>        assert(strcmp(function->name, "main") == 0);
> @@ -48,42 +46,6 @@ vec4_visitor::emit_nir_code()
>  }
>  
>  void
> -vec4_visitor::nir_setup_system_value_intrinsic(nir_intrinsic_instr *instr)
> -{
> -}
> -
> -static bool
> -setup_system_values_block(nir_block *block, vec4_visitor *v)
> -{
> -   nir_foreach_instr(instr, block) {
> -      if (instr->type != nir_instr_type_intrinsic)
> -         continue;
> -
> -      nir_intrinsic_instr *intrin = nir_instr_as_intrinsic(instr);
> -      v->nir_setup_system_value_intrinsic(intrin);
> -   }
> -
> -   return true;
> -}
> -
> -void
> -vec4_visitor::nir_setup_system_values()
> -{
> -   nir_system_values = ralloc_array(mem_ctx, dst_reg, SYSTEM_VALUE_MAX);
> -   for (unsigned i = 0; i < SYSTEM_VALUE_MAX; i++) {
> -      nir_system_values[i] = dst_reg();
> -   }
> -
> -   nir_foreach_function(function, nir) {
> -      assert(strcmp(function->name, "main") == 0);
> -      assert(function->impl);
> -      nir_foreach_block(block, function->impl) {
> -         setup_system_values_block(block, this);
> -      }
> -   }
> -}
> -
> -void
>  vec4_visitor::nir_setup_uniforms()
>  {
>     uniforms = nir->num_uniforms / 16;
> diff --git a/src/intel/compiler/brw_vec4_tcs.cpp b/src/intel/compiler/brw_vec4_tcs.cpp
> index d4a647d..b8ea992 100644
> --- a/src/intel/compiler/brw_vec4_tcs.cpp
> +++ b/src/intel/compiler/brw_vec4_tcs.cpp
> @@ -50,18 +50,6 @@ vec4_tcs_visitor::vec4_tcs_visitor(const struct brw_compiler *compiler,
>  
>  
>  void
> -vec4_tcs_visitor::nir_setup_system_value_intrinsic(nir_intrinsic_instr *instr)
> -{
> -}
> -
> -dst_reg *
> -vec4_tcs_visitor::make_reg_for_system_value(int location)
> -{
> -   return NULL;
> -}
> -
> -
> -void
>  vec4_tcs_visitor::setup_payload()
>  {
>     int reg = 0;
> diff --git a/src/intel/compiler/brw_vec4_tcs.h b/src/intel/compiler/brw_vec4_tcs.h
> index 030eb5e..efa13ec 100644
> --- a/src/intel/compiler/brw_vec4_tcs.h
> +++ b/src/intel/compiler/brw_vec4_tcs.h
> @@ -49,8 +49,6 @@ public:
>                      const struct brw_vue_map *input_vue_map);
>  
>  protected:
> -   virtual dst_reg *make_reg_for_system_value(int location);
> -   virtual void nir_setup_system_value_intrinsic(nir_intrinsic_instr *instr);
>     virtual void setup_payload();
>     virtual void emit_prolog();
>     virtual void emit_thread_end();
> diff --git a/src/intel/compiler/brw_vec4_tes.cpp b/src/intel/compiler/brw_vec4_tes.cpp
> index bcf9a87..35aff0f 100644
> --- a/src/intel/compiler/brw_vec4_tes.cpp
> +++ b/src/intel/compiler/brw_vec4_tes.cpp
> @@ -45,26 +45,6 @@ vec4_tes_visitor::vec4_tes_visitor(const struct brw_compiler *compiler,
>  {
>  }
>  
> -
> -dst_reg *
> -vec4_tes_visitor::make_reg_for_system_value(int location)
> -{
> -   return NULL;
> -}
> -
> -void
> -vec4_tes_visitor::nir_setup_system_value_intrinsic(nir_intrinsic_instr *instr)
> -{
> -   switch (instr->intrinsic) {
> -   case nir_intrinsic_load_tess_level_outer:
> -   case nir_intrinsic_load_tess_level_inner:
> -      break;
> -   default:
> -      vec4_visitor::nir_setup_system_value_intrinsic(instr);
> -   }
> -}
> -
> -
>  void
>  vec4_tes_visitor::setup_payload()
>  {
> diff --git a/src/intel/compiler/brw_vec4_tes.h b/src/intel/compiler/brw_vec4_tes.h
> index 31a28f3..7da3e5f 100644
> --- a/src/intel/compiler/brw_vec4_tes.h
> +++ b/src/intel/compiler/brw_vec4_tes.h
> @@ -47,8 +47,6 @@ public:
>                     int shader_time_index);
>  
>  protected:
> -   virtual dst_reg *make_reg_for_system_value(int location);
> -   virtual void nir_setup_system_value_intrinsic(nir_intrinsic_instr *instr);
>     virtual void nir_emit_intrinsic(nir_intrinsic_instr *instr);
>  
>     virtual void setup_payload();
> diff --git a/src/intel/compiler/brw_vec4_vs.h b/src/intel/compiler/brw_vec4_vs.h
> index 8c346d7..cd07e0e 100644
> --- a/src/intel/compiler/brw_vec4_vs.h
> +++ b/src/intel/compiler/brw_vec4_vs.h
> @@ -42,7 +42,6 @@ public:
>                     bool use_legacy_snorm_formula);
>  
>  protected:
> -   virtual dst_reg *make_reg_for_system_value(int location);
>     virtual void setup_payload();
>     virtual void emit_prolog();
>     virtual void emit_thread_end();
> diff --git a/src/intel/compiler/brw_vec4_vs_visitor.cpp b/src/intel/compiler/brw_vec4_vs_visitor.cpp
> index 7edf6ba..ad7f067 100644
> --- a/src/intel/compiler/brw_vec4_vs_visitor.cpp
> +++ b/src/intel/compiler/brw_vec4_vs_visitor.cpp
> @@ -33,14 +33,6 @@ vec4_vs_visitor::emit_prolog()
>  }
>  
>  
> -dst_reg *
> -vec4_vs_visitor::make_reg_for_system_value(int location)
> -{
> -   unreachable("not reached");
> -   return NULL;
> -}
> -
> -
>  void
>  vec4_vs_visitor::emit_urb_write_header(int mrf)
>  {



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