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mesa: more comments, clean up

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This commit is contained in:
Brian Paul 2008-12-15 16:57:37 -07:00
parent a66ff046cc
commit a1229cc9e7
1 changed files with 12 additions and 10 deletions
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22
src/mesa/shader/slang/slang_codegen.c
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@ -2773,7 +2773,7 @@ _slang_gen_var_decl(slang_assemble_ctx *A, slang_variable *var,
}
if (var->array_len > 0) {
/* this is an array */
/* this is an array, ex: float x[4]; */
/* round up the element size to a multiple of 4 */
GLint sz = (store->Size + 3) & ~3;
/* total size = element size * array length */
@ -3166,9 +3166,9 @@ _slang_assignment_compatible(slang_assemble_ctx *A,
}
/**
* Generate IR tree for a local variable declaration.
* Basically do some error checking and call _slang_gen_var_decl().
*/
static slang_ir_node *
_slang_gen_declaration(slang_assemble_ctx *A, slang_operation *oper)
@ -3222,25 +3222,27 @@ _slang_gen_declaration(slang_assemble_ctx *A, slang_operation *oper)
return NULL;
}
}
else {
if (var->type.qualifier == SLANG_QUAL_CONST) {
slang_info_log_error(A->log,
"const-qualified variable '%s' requires initializer",
varName);
return NULL;
}
}
/* Generate IR node */
varDecl = _slang_gen_var_decl(A, var, initializer);
if (!varDecl)
return NULL;
if (var->type.qualifier == SLANG_QUAL_CONST && !initializer) {
slang_info_log_error(A->log,
"const-qualified variable '%s' requires initializer",
varName);
return NULL;
}
return varDecl;
}
/**
* Generate IR tree for a variable (such as in an expression).
* Generate IR tree for a reference to a variable (such as in an expression).
* This is different from a variable declaration.
*/
static slang_ir_node *
_slang_gen_variable(slang_assemble_ctx * A, slang_operation *oper)