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get_lvalue_copy doesn't need all the checking of do_assignment().

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Eric Anholt
2010-06-23 14:43:50 -07:00
committed by Ian Romanick
parent 3e24ef68a9
commit 959a9ecdd8
1 changed files with 3 additions and 6 deletions
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9
ast_to_hir.cpp
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@@ -536,8 +536,7 @@ generate_temporary(const glsl_type *type, exec_list *instructions,
static ir_rvalue * static ir_rvalue *
get_lvalue_copy(exec_list *instructions, struct _mesa_glsl_parse_state *state, get_lvalue_copy(exec_list *instructions, ir_rvalue *lvalue)
ir_rvalue *lvalue, YYLTYPE loc)
{ {
ir_variable *var; ir_variable *var;
ir_rvalue *var_deref; ir_rvalue *var_deref;
@@ -547,7 +546,7 @@ get_lvalue_copy(exec_list *instructions, struct _mesa_glsl_parse_state *state,
var->mode = ir_var_auto; var->mode = ir_var_auto;
var_deref = new ir_dereference_variable(var); var_deref = new ir_dereference_variable(var);
do_assignment(instructions, state, var_deref, lvalue, loc); instructions->push_tail(new ir_assignment(var_deref, lvalue, NULL));
/* Once we've created this temporary, mark it read only so it's no /* Once we've created this temporary, mark it read only so it's no
* longer considered an lvalue. * longer considered an lvalue.
@@ -1103,9 +1102,7 @@ ast_expression::hir(exec_list *instructions,
/* Get a temporary of a copy of the lvalue before it's modified. /* Get a temporary of a copy of the lvalue before it's modified.
* This may get thrown away later. * This may get thrown away later.
*/ */
result = get_lvalue_copy(instructions, state, result = get_lvalue_copy(instructions, (ir_rvalue *)op[0]->clone(NULL));
(ir_rvalue *)op[0]->clone(NULL),
this->subexpressions[0]->get_location());
(void)do_assignment(instructions, state, (void)do_assignment(instructions, state,
(ir_rvalue *)op[0]->clone(NULL), temp_rhs, (ir_rvalue *)op[0]->clone(NULL), temp_rhs,