i965: Move brw_create_nir to brw_program.c

This way it's no longer part of libi965_compiler.la since it depends on
GLSL and ARB program stuff.

Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Kristian Høgsberg <krh@bitplanet.net>

4 files changed, 74 insertions, 76 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_nir.c b/src/mesa/drivers/dri/i965/brw_nir.c
index 62ed0e8..e01f160 100644
--- a/src/mesa/drivers/dri/i965/brw_nir.c
+++ b/src/mesa/drivers/dri/i965/brw_nir.c
@@ -24,10 +24,7 @@
 #include "brw_nir.h"
 #include "brw_shader.h"
 #include "compiler/glsl_types.h"
-#include "compiler/glsl/glsl_to_nir.h"
 #include "compiler/nir/nir_builder.h"
-#include "program/prog_to_nir.h"
-#include "program/prog_parameter.h"
 
 static bool
 is_input(nir_intrinsic_instr *intrin)
@@ -337,20 +334,6 @@ brw_nir_lower_fs_outputs(nir_shader *nir)
    nir_lower_io(nir, nir_var_shader_out, type_size_scalar);
 }
 
-static void
-brw_nir_lower_uniforms(nir_shader *nir, bool is_scalar)
-{
-   if (is_scalar) {
-      nir_assign_var_locations(&nir->uniforms, &nir->num_uniforms,
-                               type_size_scalar_bytes);
-      nir_lower_io(nir, nir_var_uniform, type_size_scalar_bytes);
-   } else {
-      nir_assign_var_locations(&nir->uniforms, &nir->num_uniforms,
-                               type_size_vec4_bytes);
-      nir_lower_io(nir, nir_var_uniform, type_size_vec4_bytes);
-   }
-}
-
 void
 brw_nir_lower_cs_shared(nir_shader *nir)
 {
@@ -534,59 +517,6 @@ brw_postprocess_nir(nir_shader *nir,
 }
 
 nir_shader *
-brw_create_nir(struct brw_context *brw,
-               const struct gl_shader_program *shader_prog,
-               const struct gl_program *prog,
-               gl_shader_stage stage,
-               bool is_scalar)
-{
-   struct gl_context *ctx = &brw->ctx;
-   const nir_shader_compiler_options *options =
-      ctx->Const.ShaderCompilerOptions[stage].NirOptions;
-   bool progress;
-   nir_shader *nir;
-
-   /* First, lower the GLSL IR or Mesa IR to NIR */
-   if (shader_prog) {
-      nir = glsl_to_nir(shader_prog, stage, options);
-      nir_remove_dead_variables(nir, nir_var_shader_in | nir_var_shader_out);
-      OPT_V(nir_lower_io_to_temporaries,
-            nir_shader_get_entrypoint(nir),
-            true, false);
-   } else {
-      nir = prog_to_nir(prog, options);
-      OPT_V(nir_convert_to_ssa); /* turn registers into SSA */
-   }
-   nir_validate_shader(nir);
-
-   (void)progress;
-
-   nir = brw_preprocess_nir(brw->intelScreen->compiler, nir);
-
-   if (stage == MESA_SHADER_FRAGMENT) {
-      static const struct nir_lower_wpos_ytransform_options wpos_options = {
-         .state_tokens = {STATE_INTERNAL, STATE_FB_WPOS_Y_TRANSFORM, 0, 0, 0},
-         .fs_coord_pixel_center_integer = 1,
-         .fs_coord_origin_upper_left = 1,
-      };
-      _mesa_add_state_reference(prog->Parameters,
-                                (gl_state_index *) wpos_options.state_tokens);
-
-      OPT(nir_lower_wpos_ytransform, &wpos_options);
-   }
-
-   OPT(nir_lower_system_values);
-   OPT_V(brw_nir_lower_uniforms, is_scalar);
-
-   if (shader_prog) {
-      OPT_V(nir_lower_samplers, shader_prog);
-      OPT_V(nir_lower_atomics, shader_prog);
-   }
-
-   return nir;
-}
-
-nir_shader *
 brw_nir_apply_sampler_key(nir_shader *nir,
                           const struct brw_device_info *devinfo,
                           const struct brw_sampler_prog_key_data *key_tex,
diff --git a/src/mesa/drivers/dri/i965/brw_nir.h b/src/mesa/drivers/dri/i965/brw_nir.h
index 041f337..409e49a 100644
--- a/src/mesa/drivers/dri/i965/brw_nir.h
+++ b/src/mesa/drivers/dri/i965/brw_nir.h
@@ -88,12 +88,6 @@ enum {
 
 void brw_nir_analyze_boolean_resolves(nir_shader *nir);
 
-nir_shader *brw_create_nir(struct brw_context *brw,
-                           const struct gl_shader_program *shader_prog,
-                           const struct gl_program *prog,
-                           gl_shader_stage stage,
-                           bool is_scalar);
-
 nir_shader *brw_preprocess_nir(const struct brw_compiler *compiler,
                                nir_shader *nir);
 
diff --git a/src/mesa/drivers/dri/i965/brw_program.c b/src/mesa/drivers/dri/i965/brw_program.c
index 3112c0c..792f81b 100644
--- a/src/mesa/drivers/dri/i965/brw_program.c
+++ b/src/mesa/drivers/dri/i965/brw_program.c
@@ -33,11 +33,13 @@
 #include "main/imports.h"
 #include "program/prog_parameter.h"
 #include "program/prog_print.h"
+#include "program/prog_to_nir.h"
 #include "program/program.h"
 #include "program/programopt.h"
 #include "tnl/tnl.h"
 #include "util/ralloc.h"
 #include "compiler/glsl/ir.h"
+#include "compiler/glsl/glsl_to_nir.h"
 
 #include "brw_program.h"
 #include "brw_context.h"
@@ -45,6 +47,72 @@
 #include "brw_nir.h"
 #include "intel_batchbuffer.h"
 
+static void
+brw_nir_lower_uniforms(nir_shader *nir, bool is_scalar)
+{
+   if (is_scalar) {
+      nir_assign_var_locations(&nir->uniforms, &nir->num_uniforms,
+                               type_size_scalar_bytes);
+      nir_lower_io(nir, nir_var_uniform, type_size_scalar_bytes);
+   } else {
+      nir_assign_var_locations(&nir->uniforms, &nir->num_uniforms,
+                               type_size_vec4_bytes);
+      nir_lower_io(nir, nir_var_uniform, type_size_vec4_bytes);
+   }
+}
+
+nir_shader *
+brw_create_nir(struct brw_context *brw,
+               const struct gl_shader_program *shader_prog,
+               const struct gl_program *prog,
+               gl_shader_stage stage,
+               bool is_scalar)
+{
+   struct gl_context *ctx = &brw->ctx;
+   const nir_shader_compiler_options *options =
+      ctx->Const.ShaderCompilerOptions[stage].NirOptions;
+   bool progress;
+   nir_shader *nir;
+
+   /* First, lower the GLSL IR or Mesa IR to NIR */
+   if (shader_prog) {
+      nir = glsl_to_nir(shader_prog, stage, options);
+      nir_remove_dead_variables(nir, nir_var_shader_in | nir_var_shader_out);
+      NIR_PASS_V(nir, nir_lower_io_to_temporaries,
+                 nir_shader_get_entrypoint(nir), true, false);
+   } else {
+      nir = prog_to_nir(prog, options);
+      NIR_PASS_V(nir, nir_convert_to_ssa); /* turn registers into SSA */
+   }
+   nir_validate_shader(nir);
+
+   (void)progress;
+
+   nir = brw_preprocess_nir(brw->intelScreen->compiler, nir);
+
+   if (stage == MESA_SHADER_FRAGMENT) {
+      static const struct nir_lower_wpos_ytransform_options wpos_options = {
+         .state_tokens = {STATE_INTERNAL, STATE_FB_WPOS_Y_TRANSFORM, 0, 0, 0},
+         .fs_coord_pixel_center_integer = 1,
+         .fs_coord_origin_upper_left = 1,
+      };
+      _mesa_add_state_reference(prog->Parameters,
+                                (gl_state_index *) wpos_options.state_tokens);
+
+      NIR_PASS(progress, nir, nir_lower_wpos_ytransform, &wpos_options);
+   }
+
+   NIR_PASS(progress, nir, nir_lower_system_values);
+   NIR_PASS_V(nir, brw_nir_lower_uniforms, is_scalar);
+
+   if (shader_prog) {
+      NIR_PASS_V(nir, nir_lower_samplers, shader_prog);
+      NIR_PASS_V(nir, nir_lower_atomics, shader_prog);
+   }
+
+   return nir;
+}
+
 static unsigned
 get_new_program_id(struct intel_screen *screen)
 {
diff --git a/src/mesa/drivers/dri/i965/brw_program.h b/src/mesa/drivers/dri/i965/brw_program.h
index 059ccf8..4d6299f 100644
--- a/src/mesa/drivers/dri/i965/brw_program.h
+++ b/src/mesa/drivers/dri/i965/brw_program.h
@@ -32,6 +32,12 @@ extern "C" {
 
 struct brw_context;
 
+struct nir_shader *brw_create_nir(struct brw_context *brw,
+                                  const struct gl_shader_program *shader_prog,
+                                  const struct gl_program *prog,
+                                  gl_shader_stage stage,
+                                  bool is_scalar);
+
 void brw_setup_tex_for_precompile(struct brw_context *brw,
                                   struct brw_sampler_prog_key_data *tex,
                                   struct gl_program *prog);