#include "main/glheader.h"
#include "main/context.h"
#include "main/hash.h"
+#include "main/mfeatures.h"
#include "program.h"
#include "prog_cache.h"
#include "prog_parameter.h"
* Init context's vertex/fragment program state
*/
void
-_mesa_init_program(GLcontext *ctx)
+_mesa_init_program(struct gl_context *ctx)
{
GLuint i;
/*
* If this assertion fails, we need to increase the field
- * size for register indexes.
+ * size for register indexes (see INST_INDEX_BITS).
*/
ASSERT(ctx->Const.VertexProgram.MaxUniformComponents / 4
<= (1 << INST_INDEX_BITS));
ASSERT(ctx->Const.FragmentProgram.MaxUniformComponents / 4
<= (1 << INST_INDEX_BITS));
+ ASSERT(ctx->Const.VertexProgram.MaxTemps <= (1 << INST_INDEX_BITS));
+ ASSERT(ctx->Const.VertexProgram.MaxLocalParams <= (1 << INST_INDEX_BITS));
+ ASSERT(ctx->Const.FragmentProgram.MaxTemps <= (1 << INST_INDEX_BITS));
+ ASSERT(ctx->Const.FragmentProgram.MaxLocalParams <= (1 << INST_INDEX_BITS));
+
+ ASSERT(ctx->Const.VertexProgram.MaxUniformComponents <= 4 * MAX_UNIFORMS);
+ ASSERT(ctx->Const.FragmentProgram.MaxUniformComponents <= 4 * MAX_UNIFORMS);
+
+ ASSERT(ctx->Const.VertexProgram.MaxAddressOffset <= (1 << INST_INDEX_BITS));
+ ASSERT(ctx->Const.FragmentProgram.MaxAddressOffset <= (1 << INST_INDEX_BITS));
+
/* If this fails, increase prog_instruction::TexSrcUnit size */
- ASSERT(MAX_TEXTURE_UNITS < (1 << 5));
+ ASSERT(MAX_TEXTURE_UNITS <= (1 << 5));
/* If this fails, increase prog_instruction::TexSrcTarget size */
- ASSERT(NUM_TEXTURE_TARGETS < (1 << 3));
+ ASSERT(NUM_TEXTURE_TARGETS <= (1 << 4));
ctx->Program.ErrorPos = -1;
ctx->Program.ErrorString = _mesa_strdup("");
* Free a context's vertex/fragment program state
*/
void
-_mesa_free_program_data(GLcontext *ctx)
+_mesa_free_program_data(struct gl_context *ctx)
{
#if FEATURE_NV_vertex_program || FEATURE_ARB_vertex_program
_mesa_reference_vertprog(ctx, &ctx->VertexProgram.Current, NULL);
#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);
* shared state.
*/
void
-_mesa_update_default_objects_program(GLcontext *ctx)
+_mesa_update_default_objects_program(struct gl_context *ctx)
{
#if FEATURE_NV_vertex_program || FEATURE_ARB_vertex_program
_mesa_reference_vertprog(ctx, &ctx->VertexProgram.Current,
* This is generally called from within the parsers.
*/
void
-_mesa_set_program_error(GLcontext *ctx, GLint pos, const char *string)
+_mesa_set_program_error(struct gl_context *ctx, GLint pos, const char *string)
{
ctx->Program.ErrorPos = pos;
free((void *) ctx->Program.ErrorString);
* Initialize a new vertex/fragment program object.
*/
static struct gl_program *
-_mesa_init_program_struct( GLcontext *ctx, struct gl_program *prog,
+_mesa_init_program_struct( struct gl_context *ctx, struct gl_program *prog,
GLenum target, GLuint id)
{
(void) ctx;
* Initialize a new fragment program object.
*/
struct gl_program *
-_mesa_init_fragment_program( GLcontext *ctx, struct gl_fragment_program *prog,
+_mesa_init_fragment_program( struct gl_context *ctx, struct gl_fragment_program *prog,
GLenum target, GLuint id)
{
if (prog)
* Initialize a new vertex program object.
*/
struct gl_program *
-_mesa_init_vertex_program( GLcontext *ctx, struct gl_vertex_program *prog,
+_mesa_init_vertex_program( struct gl_context *ctx, struct gl_vertex_program *prog,
GLenum target, GLuint id)
{
if (prog)
* Initialize a new geometry program object.
*/
struct gl_program *
-_mesa_init_geometry_program( GLcontext *ctx, struct gl_geometry_program *prog,
+_mesa_init_geometry_program( struct gl_context *ctx, struct gl_geometry_program *prog,
GLenum target, GLuint id)
{
if (prog)
* \return pointer to new program object
*/
struct gl_program *
-_mesa_new_program(GLcontext *ctx, GLenum target, GLuint id)
+_mesa_new_program(struct gl_context *ctx, GLenum target, GLuint id)
{
struct gl_program *prog;
switch (target) {
* by a device driver function.
*/
void
-_mesa_delete_program(GLcontext *ctx, struct gl_program *prog)
+_mesa_delete_program(struct gl_context *ctx, struct gl_program *prog)
{
(void) ctx;
ASSERT(prog);
if (prog->String)
free(prog->String);
- _mesa_free_instructions(prog->Instructions, prog->NumInstructions);
-
+ if (prog->Instructions) {
+ _mesa_free_instructions(prog->Instructions, prog->NumInstructions);
+ }
if (prog->Parameters) {
_mesa_free_parameter_list(prog->Parameters);
}
- if (prog->Varying) {
- _mesa_free_parameter_list(prog->Varying);
- }
- if (prog->Attributes) {
- _mesa_free_parameter_list(prog->Attributes);
- }
free(prog);
}
* casts elsewhere.
*/
struct gl_program *
-_mesa_lookup_program(GLcontext *ctx, GLuint id)
+_mesa_lookup_program(struct gl_context *ctx, GLuint id)
{
if (id)
return (struct gl_program *) _mesa_HashLookup(ctx->Shared->Programs, id);
/**
* Reference counting for vertex/fragment programs
+ * This is normally only called from the _mesa_reference_program() macro
+ * when there's a real pointer change.
*/
void
-_mesa_reference_program(GLcontext *ctx,
- struct gl_program **ptr,
- struct gl_program *prog)
+_mesa_reference_program_(struct gl_context *ctx,
+ struct gl_program **ptr,
+ struct gl_program *prog)
{
+#ifndef NDEBUG
assert(ptr);
if (*ptr && prog) {
/* sanity check */
else if ((*ptr)->Target == MESA_GEOMETRY_PROGRAM)
ASSERT(prog->Target == MESA_GEOMETRY_PROGRAM);
}
- if (*ptr == prog) {
- return; /* no change */
- }
+#endif
+
if (*ptr) {
GLboolean deleteFlag;
* made by a device driver.
*/
struct gl_program *
-_mesa_clone_program(GLcontext *ctx, const struct gl_program *prog)
+_mesa_clone_program(struct gl_context *ctx, const struct gl_program *prog)
{
struct gl_program *clone;
if (prog->Parameters)
clone->Parameters = _mesa_clone_parameter_list(prog->Parameters);
memcpy(clone->LocalParams, prog->LocalParams, sizeof(clone->LocalParams));
- if (prog->Varying)
- clone->Varying = _mesa_clone_parameter_list(prog->Varying);
- if (prog->Attributes)
- clone->Attributes = _mesa_clone_parameter_list(prog->Attributes);
memcpy(clone->LocalParams, prog->LocalParams, sizeof(clone->LocalParams));
clone->IndirectRegisterFiles = prog->IndirectRegisterFiles;
clone->NumInstructions = prog->NumInstructions;
const struct gl_fragment_program *fp
= (const struct gl_fragment_program *) prog;
struct gl_fragment_program *fpc = (struct gl_fragment_program *) clone;
- fpc->FogOption = fp->FogOption;
fpc->UsesKill = fp->UsesKill;
fpc->OriginUpperLeft = fp->OriginUpperLeft;
fpc->PixelCenterInteger = fp->PixelCenterInteger;
* the first program go to the inputs of the second program.
*/
struct gl_program *
-_mesa_combine_programs(GLcontext *ctx,
+_mesa_combine_programs(struct gl_context *ctx,
const struct gl_program *progA,
const struct gl_program *progB)
{
if (p->Type == PROGRAM_STATE_VAR &&
p->StateIndexes[0] == STATE_INTERNAL &&
p->StateIndexes[1] == STATE_CURRENT_ATTRIB &&
- p->StateIndexes[2] == VERT_ATTRIB_COLOR0) {
+ (int) p->StateIndexes[2] == (int) VERT_ATTRIB_COLOR0) {
progB_inputsRead |= FRAG_BIT_COL0;
progB_colorFile = PROGRAM_STATE_VAR;
progB_colorIndex = i;
/* Connect color outputs of fprogA to color inputs of fprogB, via a
* new temporary register.
*/
- if ((progA->OutputsWritten & (1 << FRAG_RESULT_COLOR)) &&
+ if ((progA->OutputsWritten & BITFIELD64_BIT(FRAG_RESULT_COLOR)) &&
(progB_inputsRead & FRAG_BIT_COL0)) {
GLint tempReg = _mesa_find_free_register(usedTemps, MAX_PROGRAM_TEMPS,
firstTemp);
/* compute combined program's InputsRead */
inputsB = progB_inputsRead;
- if (progA->OutputsWritten & (1 << FRAG_RESULT_COLOR)) {
+ if (progA->OutputsWritten & BITFIELD64_BIT(FRAG_RESULT_COLOR)) {
inputsB &= ~(1 << FRAG_ATTRIB_COL0);
}
newProg->InputsRead = progA->InputsRead | inputsB;
const GLuint n = _mesa_num_inst_src_regs(inst->Opcode);
if (inst->DstReg.File == file) {
- used[inst->DstReg.Index] = GL_TRUE;
+ ASSERT(inst->DstReg.Index < usedSize);
+ if(inst->DstReg.Index < usedSize)
+ used[inst->DstReg.Index] = GL_TRUE;
}
for (j = 0; j < n; j++) {
if (inst->SrcReg[j].File == file) {
- used[inst->SrcReg[j].Index] = GL_TRUE;
+ ASSERT(inst->SrcReg[j].Index < usedSize);
+ if(inst->SrcReg[j].Index < usedSize)
+ used[inst->SrcReg[j].Index] = GL_TRUE;
}
}
}
}
+
+/**
+ * Check if the given register index is valid (doesn't exceed implementation-
+ * dependent limits).
+ * \return GL_TRUE if OK, GL_FALSE if bad index
+ */
+GLboolean
+_mesa_valid_register_index(const struct gl_context *ctx,
+ gl_shader_type shaderType,
+ gl_register_file file, GLint index)
+{
+ const struct gl_program_constants *c;
+
+ switch (shaderType) {
+ case MESA_SHADER_VERTEX:
+ c = &ctx->Const.VertexProgram;
+ break;
+ case MESA_SHADER_FRAGMENT:
+ c = &ctx->Const.FragmentProgram;
+ break;
+ case MESA_SHADER_GEOMETRY:
+ c = &ctx->Const.GeometryProgram;
+ break;
+ default:
+ _mesa_problem(ctx,
+ "unexpected shader type in _mesa_valid_register_index()");
+ return GL_FALSE;
+ }
+
+ switch (file) {
+ case PROGRAM_UNDEFINED:
+ return GL_TRUE; /* XXX or maybe false? */
+
+ case PROGRAM_TEMPORARY:
+ return index >= 0 && index < c->MaxTemps;
+
+ case PROGRAM_ENV_PARAM:
+ return index >= 0 && index < c->MaxEnvParams;
+
+ case PROGRAM_LOCAL_PARAM:
+ return index >= 0 && index < c->MaxLocalParams;
+
+ case PROGRAM_NAMED_PARAM:
+ return index >= 0 && index < c->MaxParameters;
+
+ case PROGRAM_UNIFORM:
+ case PROGRAM_STATE_VAR:
+ /* aka constant buffer */
+ return index >= 0 && index < c->MaxUniformComponents / 4;
+
+ case PROGRAM_CONSTANT:
+ /* constant buffer w/ possible relative negative addressing */
+ return (index > (int) c->MaxUniformComponents / -4 &&
+ index < c->MaxUniformComponents / 4);
+
+ case PROGRAM_INPUT:
+ if (index < 0)
+ return GL_FALSE;
+
+ switch (shaderType) {
+ case MESA_SHADER_VERTEX:
+ return index < VERT_ATTRIB_GENERIC0 + c->MaxAttribs;
+ case MESA_SHADER_FRAGMENT:
+ return index < FRAG_ATTRIB_VAR0 + ctx->Const.MaxVarying;
+ case MESA_SHADER_GEOMETRY:
+ return index < GEOM_ATTRIB_VAR0 + ctx->Const.MaxVarying;
+ default:
+ return GL_FALSE;
+ }
+
+ case PROGRAM_OUTPUT:
+ if (index < 0)
+ return GL_FALSE;
+
+ switch (shaderType) {
+ case MESA_SHADER_VERTEX:
+ return index < VERT_RESULT_VAR0 + ctx->Const.MaxVarying;
+ case MESA_SHADER_FRAGMENT:
+ return index < FRAG_RESULT_DATA0 + ctx->Const.MaxDrawBuffers;
+ case MESA_SHADER_GEOMETRY:
+ return index < GEOM_RESULT_VAR0 + ctx->Const.MaxVarying;
+ default:
+ return GL_FALSE;
+ }
+
+ case PROGRAM_ADDRESS:
+ return index >= 0 && index < c->MaxAddressRegs;
+
+ default:
+ _mesa_problem(ctx,
+ "unexpected register file in _mesa_valid_register_index()");
+ return GL_FALSE;
+ }
+}
+
+
+
/**
* "Post-process" a GPU program. This is intended to be used for debugging.
* Example actions include no-op'ing instructions or changing instruction
* behaviour.
*/
void
-_mesa_postprocess_program(GLcontext *ctx, struct gl_program *prog)
+_mesa_postprocess_program(struct gl_context *ctx, struct gl_program *prog)
{
static const GLfloat white[4] = { 0.5, 0.5, 0.5, 0.5 };
GLuint i;
GLuint whiteSwizzle;
GLint whiteIndex = _mesa_add_unnamed_constant(prog->Parameters,
- white, 4, &whiteSwizzle);
+ (gl_constant_value *) white,
+ 4, &whiteSwizzle);
(void) whiteIndex;