tgsi: simplify shader properties in tgsi_shader_info

Use an array of properties indexed by TGSI_PROPERTY_* definitions.

5 files changed, 43 insertions, 68 deletions

diff --git a/src/gallium/auxiliary/draw/draw_gs.c b/src/gallium/auxiliary/draw/draw_gs.c
index 878fccabc07..0c2f8922dc5 100644
--- a/src/gallium/auxiliary/draw/draw_gs.c
+++ b/src/gallium/auxiliary/draw/draw_gs.c
@@ -750,9 +750,6 @@ draw_create_geometry_shader(struct draw_context *draw,
    tgsi_scan_shader(state->tokens, &gs->info);
 
    /* setup the defaults */
-   gs->input_primitive = PIPE_PRIM_TRIANGLES;
-   gs->output_primitive = PIPE_PRIM_TRIANGLE_STRIP;
-   gs->max_output_vertices = 32;
    gs->max_out_prims = 0;
 
 #ifdef HAVE_LLVM
@@ -768,17 +765,15 @@ draw_create_geometry_shader(struct draw_context *draw,
       gs->vector_length = 1;
    }
 
-   for (i = 0; i < gs->info.num_properties; ++i) {
-      if (gs->info.properties[i].name ==
-          TGSI_PROPERTY_GS_INPUT_PRIM)
-         gs->input_primitive = gs->info.properties[i].data[0];
-      else if (gs->info.properties[i].name ==
-               TGSI_PROPERTY_GS_OUTPUT_PRIM)
-         gs->output_primitive = gs->info.properties[i].data[0];
-      else if (gs->info.properties[i].name ==
-               TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES)
-         gs->max_output_vertices = gs->info.properties[i].data[0];
-   }
+   gs->input_primitive =
+         gs->info.properties[TGSI_PROPERTY_GS_INPUT_PRIM][0];
+   gs->output_primitive =
+         gs->info.properties[TGSI_PROPERTY_GS_OUTPUT_PRIM][0];
+   gs->max_output_vertices =
+         gs->info.properties[TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES][0];
+   if (!gs->max_output_vertices)
+      gs->max_output_vertices = 32;
+
    /* Primitive boundary is bigger than max_output_vertices by one, because
     * the specification says that the geometry shader should exit if the 
     * number of emitted vertices is bigger or equal to max_output_vertices and
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c
index c0bd7bec193..2d7f32d308d 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c
@@ -3855,8 +3855,8 @@ lp_build_tgsi_soa(struct gallivm_state *gallivm,
        * were forgetting so we're using MAX_VERTEX_VARYING from
        * that spec even though we could debug_assert if it's not
        * set, but that's a lot uglier. */
-      uint max_output_vertices = 32;
-      uint i = 0;
+      uint max_output_vertices;
+
       /* inputs are always indirect with gs */
       bld.indirect_files |= (1 << TGSI_FILE_INPUT);
       bld.gs_iface = gs_iface;
@@ -3864,12 +3864,11 @@ lp_build_tgsi_soa(struct gallivm_state *gallivm,
       bld.bld_base.op_actions[TGSI_OPCODE_EMIT].emit = emit_vertex;
       bld.bld_base.op_actions[TGSI_OPCODE_ENDPRIM].emit = end_primitive;
 
-      for (i = 0; i < info->num_properties; ++i) {
-         if (info->properties[i].name ==
-             TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES) {
-            max_output_vertices = info->properties[i].data[0];
-         }
-      }
+      max_output_vertices =
+            info->properties[TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES][0];
+      if (!max_output_vertices)
+         max_output_vertices = 32;
+
       bld.max_output_vertices_vec =
          lp_build_const_int_vec(gallivm, bld.bld_base.int_bld.type,
                                 max_output_vertices);
diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c b/src/gallium/auxiliary/tgsi/tgsi_scan.c
index c71bb360bb3..f9d189602ca 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_scan.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c
@@ -277,13 +277,11 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
          {
             const struct tgsi_full_property *fullprop
                = &parse.FullToken.FullProperty;
+            unsigned name = fullprop->Property.PropertyName;
 
-            info->properties[info->num_properties].name =
-               fullprop->Property.PropertyName;
-            memcpy(info->properties[info->num_properties].data,
-                   fullprop->u, 8 * sizeof(unsigned));;
-
-            ++info->num_properties;
+            assert(name < Elements(info->properties));
+            memcpy(info->properties[name],
+                   fullprop->u, 8 * sizeof(unsigned));
          }
          break;
 
@@ -296,35 +294,26 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
                       info->opcode_count[TGSI_OPCODE_KILL]);
 
    /* extract simple properties */
-   for (i = 0; i < info->num_properties; ++i) {
-      switch (info->properties[i].name) {
-      case TGSI_PROPERTY_FS_COORD_ORIGIN:
-         info->origin_lower_left = info->properties[i].data[0];
-         break;
-      case TGSI_PROPERTY_FS_COORD_PIXEL_CENTER:
-         info->pixel_center_integer = info->properties[i].data[0];
-         break;
-      case TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS:
-         info->color0_writes_all_cbufs = info->properties[i].data[0];
-         break;
-      case TGSI_PROPERTY_GS_INPUT_PRIM:
-         /* The dimensions of the IN decleration in geometry shader have
-          * to be deduced from the type of the input primitive.
-          */
-         if (procType == TGSI_PROCESSOR_GEOMETRY) {
-            unsigned input_primitive = info->properties[i].data[0];
-            int num_verts = u_vertices_per_prim(input_primitive);
-            int j;
-            info->file_count[TGSI_FILE_INPUT] = num_verts;
-            info->file_max[TGSI_FILE_INPUT] =
-               MAX2(info->file_max[TGSI_FILE_INPUT], num_verts - 1);
-            for (j = 0; j < num_verts; ++j) {
-               info->file_mask[TGSI_FILE_INPUT] |= (1 << j);
-            }
-         }
-         break;
-      default:
-         ;
+   info->origin_lower_left =
+         info->properties[TGSI_PROPERTY_FS_COORD_ORIGIN][0];
+   info->pixel_center_integer =
+         info->properties[TGSI_PROPERTY_FS_COORD_PIXEL_CENTER][0];
+   info->color0_writes_all_cbufs =
+         info->properties[TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS][0];
+
+   /* The dimensions of the IN decleration in geometry shader have
+    * to be deduced from the type of the input primitive.
+    */
+   if (procType == TGSI_PROCESSOR_GEOMETRY) {
+      unsigned input_primitive =
+            info->properties[TGSI_PROPERTY_GS_INPUT_PRIM][0];
+      int num_verts = u_vertices_per_prim(input_primitive);
+      int j;
+      info->file_count[TGSI_FILE_INPUT] = num_verts;
+      info->file_max[TGSI_FILE_INPUT] =
+            MAX2(info->file_max[TGSI_FILE_INPUT], num_verts - 1);
+      for (j = 0; j < num_verts; ++j) {
+         info->file_mask[TGSI_FILE_INPUT] |= (1 << j);
       }
    }
 
diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.h b/src/gallium/auxiliary/tgsi/tgsi_scan.h
index 1869b41e74e..0d79e292209 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_scan.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_scan.h
@@ -91,11 +91,7 @@ struct tgsi_shader_info
     */
    unsigned indirect_files;
 
-   struct {
-      unsigned name;
-      unsigned data[8];
-   } properties[TGSI_PROPERTY_COUNT];
-   uint num_properties;
+   unsigned properties[TGSI_PROPERTY_COUNT][8]; /* index with TGSI_PROPERTY_ */
 };
 
 extern void
diff --git a/src/gallium/auxiliary/util/u_pstipple.c b/src/gallium/auxiliary/util/u_pstipple.c
index 4f2e7023499..ce1fe5dc683 100644
--- a/src/gallium/auxiliary/util/u_pstipple.c
+++ b/src/gallium/auxiliary/util/u_pstipple.c
@@ -407,7 +407,6 @@ util_pstipple_create_fragment_shader(struct pipe_context *pipe,
    struct pipe_shader_state *new_fs;
    struct pstip_transform_context transform;
    const uint newLen = tgsi_num_tokens(fs->tokens) + NUM_NEW_TOKENS;
-   unsigned i;
 
    new_fs = MALLOC(sizeof(*new_fs));
    if (!new_fs)
@@ -433,11 +432,8 @@ util_pstipple_create_fragment_shader(struct pipe_context *pipe,
 
    tgsi_scan_shader(fs->tokens, &transform.info);
 
-   /* find fragment coordinate origin property */
-   for (i = 0; i < transform.info.num_properties; i++) {
-      if (transform.info.properties[i].name == TGSI_PROPERTY_FS_COORD_ORIGIN)
-         transform.coordOrigin = transform.info.properties[i].data[0];
-   }
+   transform.coordOrigin =
+      transform.info.properties[TGSI_PROPERTY_FS_COORD_ORIGIN][0];
 
    tgsi_transform_shader(fs->tokens,
                          (struct tgsi_token *) new_fs->tokens,