diff options
Diffstat (limited to 'mesalib/src/mesa/program')
| -rw-r--r-- | mesalib/src/mesa/program/ir_to_mesa.cpp | 58 | ||||
| -rw-r--r-- | mesalib/src/mesa/program/prog_cache.c | 53 | ||||
| -rw-r--r-- | mesalib/src/mesa/program/prog_cache.h | 9 | ||||
| -rw-r--r-- | mesalib/src/mesa/program/program.c | 2 |
4 files changed, 117 insertions, 5 deletions
diff --git a/mesalib/src/mesa/program/ir_to_mesa.cpp b/mesalib/src/mesa/program/ir_to_mesa.cpp index 0255b576c..a7bafb50b 100644 --- a/mesalib/src/mesa/program/ir_to_mesa.cpp +++ b/mesalib/src/mesa/program/ir_to_mesa.cpp @@ -2406,6 +2406,11 @@ print_program(struct prog_instruction *mesa_instructions, }
}
+
+/**
+ * Count resources used by the given gpu program (number of texture
+ * samplers, etc).
+ */
static void
count_resources(struct gl_program *prog)
{
@@ -2429,6 +2434,57 @@ count_resources(struct gl_program *prog) _mesa_update_shader_textures_used(prog);
}
+
+/**
+ * Check if the given vertex/fragment/shader program is within the
+ * resource limits of the context (number of texture units, etc).
+ * If any of those checks fail, record a linker error.
+ *
+ * XXX more checks are needed...
+ */
+static void
+check_resources(const struct gl_context *ctx,
+ struct gl_shader_program *shader_program,
+ struct gl_program *prog)
+{
+ switch (prog->Target) {
+ case GL_VERTEX_PROGRAM_ARB:
+ if (_mesa_bitcount(prog->SamplersUsed) >
+ ctx->Const.MaxVertexTextureImageUnits) {
+ fail_link(shader_program, "Too many vertex shader texture samplers");
+ }
+ if (prog->Parameters->NumParameters >
+ ctx->Const.VertexProgram.MaxUniformComponents / 4) {
+ fail_link(shader_program, "Too many vertex shader constants");
+ }
+ break;
+ case MESA_GEOMETRY_PROGRAM:
+ if (_mesa_bitcount(prog->SamplersUsed) >
+ ctx->Const.MaxGeometryTextureImageUnits) {
+ fail_link(shader_program, "Too many geometry shader texture samplers");
+ }
+ if (prog->Parameters->NumParameters >
+ ctx->Const.GeometryProgram.MaxUniformComponents / 4) {
+ fail_link(shader_program, "Too many geometry shader constants");
+ }
+ break;
+ case GL_FRAGMENT_PROGRAM_ARB:
+ if (_mesa_bitcount(prog->SamplersUsed) >
+ ctx->Const.MaxTextureImageUnits) {
+ fail_link(shader_program, "Too many fragment shader texture samplers");
+ }
+ if (prog->Parameters->NumParameters >
+ ctx->Const.FragmentProgram.MaxUniformComponents / 4) {
+ fail_link(shader_program, "Too many fragment shader constants");
+ }
+ break;
+ default:
+ _mesa_problem(ctx, "unexpected program type in check_resources()");
+ }
+}
+
+
+
struct uniform_sort {
struct gl_uniform *u;
int pos;
@@ -3026,6 +3082,8 @@ get_mesa_program(struct gl_context *ctx, do_set_program_inouts(shader->ir, prog);
count_resources(prog);
+ check_resources(ctx, shader_program, prog);
+
_mesa_reference_program(ctx, &shader->Program, prog);
if ((ctx->Shader.Flags & GLSL_NO_OPT) == 0) {
diff --git a/mesalib/src/mesa/program/prog_cache.c b/mesalib/src/mesa/program/prog_cache.c index 93612b4a0..398cd5e6d 100644 --- a/mesalib/src/mesa/program/prog_cache.c +++ b/mesalib/src/mesa/program/prog_cache.c @@ -29,6 +29,7 @@ #include "main/glheader.h"
#include "main/mtypes.h"
#include "main/imports.h"
+#include "main/shaderobj.h"
#include "program/prog_cache.h"
#include "program/program.h"
@@ -104,7 +105,8 @@ rehash(struct gl_program_cache *cache) static void
-clear_cache(struct gl_context *ctx, struct gl_program_cache *cache)
+clear_cache(struct gl_context *ctx, struct gl_program_cache *cache,
+ GLboolean shader)
{
struct cache_item *c, *next;
GLuint i;
@@ -115,7 +117,13 @@ clear_cache(struct gl_context *ctx, struct gl_program_cache *cache) for (c = cache->items[i]; c; c = next) {
next = c->next;
free(c->key);
- _mesa_reference_program(ctx, &c->program, NULL);
+ if (shader) {
+ _mesa_reference_shader_program(ctx,
+ (struct gl_shader_program **)&c->program,
+ NULL);
+ } else {
+ _mesa_reference_program(ctx, &c->program, NULL);
+ }
free(c);
}
cache->items[i] = NULL;
@@ -147,7 +155,16 @@ _mesa_new_program_cache(void) void
_mesa_delete_program_cache(struct gl_context *ctx, struct gl_program_cache *cache)
{
- clear_cache(ctx, cache);
+ clear_cache(ctx, cache, GL_FALSE);
+ free(cache->items);
+ free(cache);
+}
+
+void
+_mesa_delete_shader_cache(struct gl_context *ctx,
+ struct gl_program_cache *cache)
+{
+ clear_cache(ctx, cache, GL_TRUE);
free(cache->items);
free(cache);
}
@@ -197,7 +214,35 @@ _mesa_program_cache_insert(struct gl_context *ctx, if (cache->size < 1000)
rehash(cache);
else
- clear_cache(ctx, cache);
+ clear_cache(ctx, cache, GL_FALSE);
+ }
+
+ cache->n_items++;
+ c->next = cache->items[hash % cache->size];
+ cache->items[hash % cache->size] = c;
+}
+
+void
+_mesa_shader_cache_insert(struct gl_context *ctx,
+ struct gl_program_cache *cache,
+ const void *key, GLuint keysize,
+ struct gl_shader_program *program)
+{
+ const GLuint hash = hash_key(key, keysize);
+ struct cache_item *c = CALLOC_STRUCT(cache_item);
+
+ c->hash = hash;
+
+ c->key = malloc(keysize);
+ memcpy(c->key, key, keysize);
+
+ c->program = (struct gl_program *)program; /* no refcount change */
+
+ if (cache->n_items > cache->size * 1.5) {
+ if (cache->size < 1000)
+ rehash(cache);
+ else
+ clear_cache(ctx, cache, GL_TRUE);
}
cache->n_items++;
diff --git a/mesalib/src/mesa/program/prog_cache.h b/mesalib/src/mesa/program/prog_cache.h index aae2b7df2..e7ec8d39a 100644 --- a/mesalib/src/mesa/program/prog_cache.h +++ b/mesalib/src/mesa/program/prog_cache.h @@ -44,6 +44,9 @@ _mesa_new_program_cache(void); extern void
_mesa_delete_program_cache(struct gl_context *ctx, struct gl_program_cache *pc);
+extern void
+_mesa_delete_shader_cache(struct gl_context *ctx,
+ struct gl_program_cache *cache);
extern struct gl_program *
_mesa_search_program_cache(struct gl_program_cache *cache,
@@ -55,5 +58,11 @@ _mesa_program_cache_insert(struct gl_context *ctx, const void *key, GLuint keysize,
struct gl_program *program);
+void
+_mesa_shader_cache_insert(struct gl_context *ctx,
+ struct gl_program_cache *cache,
+ const void *key, GLuint keysize,
+ struct gl_shader_program *program);
+
#endif /* PROG_CACHE_H */
diff --git a/mesalib/src/mesa/program/program.c b/mesalib/src/mesa/program/program.c index 6c97787e8..43f894a9b 100644 --- a/mesalib/src/mesa/program/program.c +++ b/mesalib/src/mesa/program/program.c @@ -140,7 +140,7 @@ _mesa_free_program_data(struct gl_context *ctx) #endif
#if FEATURE_NV_fragment_program || FEATURE_ARB_fragment_program
_mesa_reference_fragprog(ctx, &ctx->FragmentProgram.Current, NULL);
- _mesa_delete_program_cache(ctx, ctx->FragmentProgram.Cache);
+ _mesa_delete_shader_cache(ctx, ctx->FragmentProgram.Cache);
#endif
#if FEATURE_ARB_geometry_shader4
_mesa_reference_geomprog(ctx, &ctx->GeometryProgram.Current, NULL);
|