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mesa: Remove the "Used" flag in gl_program_parameter.

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This was in place for uniform handling, but nothing actually needs the
value now, since presence in a parameter list indicates that the
uniform was used as far as the linker was concerned.
This commit is contained in:
Eric Anholt 2010-08-24 16:47:09 -07:00
parent bcca7fd5d5
commit ea2231ff5e
3 changed files with 1 additions and 33 deletions
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5
src/mesa/program/ir_to_mesa.cpp
View file

@ -1427,11 +1427,6 @@ ir_to_mesa_visitor::visit(ir_dereference_variable *ir)
loc = add_uniform(ir->var->name,
ir->var->type);
/* Always mark the uniform used at this point. If it isn't
* used, dead code elimination should have nuked the decl already.
*/
this->prog->Parameters->Parameters[loc].Used = GL_TRUE;
entry = new(mem_ctx) variable_storage(ir->var, PROGRAM_UNIFORM, loc);
this->variables.push_tail(entry);
break;

22
src/mesa/program/prog_parameter.c
View file

@ -314,27 +314,6 @@ _mesa_add_uniform(struct gl_program_parameter_list *paramList,
}
/**
* Mark the named uniform as 'used'.
*/
void
_mesa_use_uniform(struct gl_program_parameter_list *paramList,
const char *name)
{
GLuint i;
for (i = 0; i < paramList->NumParameters; i++) {
struct gl_program_parameter *p = paramList->Parameters + i;
if ((p->Type == PROGRAM_UNIFORM || p->Type == PROGRAM_SAMPLER) &&
strcmp(p->Name, name) == 0) {
p->Used = GL_TRUE;
/* Note that large uniforms may occupy several slots so we're
* not done searching yet.
*/
}
}
}
/**
* Add a sampler to the parameter list.
* \param name uniform's name
@ -658,7 +637,6 @@ _mesa_clone_parameter_list(const struct gl_program_parameter_list *list)
list->ParameterValues[i], NULL, 0x0);
ASSERT(j >= 0);
pCopy = clone->Parameters + j;
pCopy->Used = p->Used;
pCopy->Flags = p->Flags;
/* copy state indexes */
if (p->Type == PROGRAM_STATE_VAR) {

7
src/mesa/program/prog_parameter.h
View file

@ -64,8 +64,7 @@ struct gl_program_parameter
* The next program parameter's Size will be Size-4 of this parameter.
*/
GLuint Size;
GLboolean Used; /**< Helper flag for GLSL uniform tracking */
GLboolean Initialized; /**< Has the ParameterValue[] been set? */
GLboolean Initialized; /**< debug: Has the ParameterValue[] been set? */
GLbitfield Flags; /**< Bitmask of PROG_PARAM_*_BIT */
/**
* A sequence of STATE_* tokens and integers to identify GL state.
@ -136,10 +135,6 @@ _mesa_add_uniform(struct gl_program_parameter_list *paramList,
const char *name, GLuint size, GLenum datatype,
const GLfloat *values);
extern void
_mesa_use_uniform(struct gl_program_parameter_list *paramList,
const char *name);
extern GLint
_mesa_add_sampler(struct gl_program_parameter_list *paramList,
const char *name, GLenum datatype, int array_length);