Mesa (master): glsl: Implement ast-to-hir for bit-shift-assignment
Ian Romanick
idr at kemper.freedesktop.org
Tue Oct 19 20:19:46 UTC 2010
Module: Mesa
Branch: master
Commit: 338ed6ec297d76746b6466c26c307722af965e60
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=338ed6ec297d76746b6466c26c307722af965e60
Author: Chad Versace <chad.versace at intel.com>
Date: Fri Oct 15 10:05:50 2010 -0700
glsl: Implement ast-to-hir for bit-shift-assignment
Implement by adding to ast_expression::hir() these cases:
- ast_ls_assign
- ast_rs_assign
---
src/glsl/ast_to_hir.cpp | 16 ++++++++++++----
1 files changed, 12 insertions(+), 4 deletions(-)
diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp
index 5201579..59401e7 100644
--- a/src/glsl/ast_to_hir.cpp
+++ b/src/glsl/ast_to_hir.cpp
@@ -1146,11 +1146,19 @@ ast_expression::hir(exec_list *instructions,
}
case ast_ls_assign:
- case ast_rs_assign:
- _mesa_glsl_error(& loc, state,
- "FINISHME: implement bit-shift assignment operators");
- error_emitted = true;
+ case ast_rs_assign: {
+ op[0] = this->subexpressions[0]->hir(instructions, state);
+ op[1] = this->subexpressions[1]->hir(instructions, state);
+ type = shift_result_type(op[0]->type, op[1]->type, this->oper, state,
+ &loc);
+ ir_rvalue *temp_rhs = new(ctx) ir_expression(operations[this->oper],
+ type, op[0], op[1]);
+ result = do_assignment(instructions, state, op[0]->clone(ctx, NULL),
+ temp_rhs,
+ this->subexpressions[0]->get_location());
+ error_emitted = op[0]->type->is_error() || op[1]->type->is_error();
break;
+ }
case ast_and_assign:
case ast_xor_assign:
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