| 0,0 → 1,95 |
|---|
| /* |
| * Copyright 2013 Vadim Girlin <vadimgirlin@gmail.com> |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * on the rights to use, copy, modify, merge, publish, distribute, sub |
| * license, and/or sell copies of the Software, and to permit persons to whom |
| * the Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| * USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: |
| * Vadim Girlin |
| */ |
| |
| #ifndef SB_EXPR_H_ |
| #define SB_EXPR_H_ |
| |
| namespace r600_sb { |
| |
| inline float float_clamp(float v) { |
| return v < 0.0f ? 0.0f : (v > 1.0f ? 1.0f : v); |
| } |
| |
| value* get_select_value_for_em(shader &sh, value *em); |
| |
| void convert_predset_to_set(shader &sh, alu_node *a); |
| unsigned invert_setcc_condition(unsigned cc, bool &swap_args); |
| unsigned get_setcc_op(unsigned cc, unsigned cmp_type, bool int_dst); |
| unsigned get_predsetcc_op(unsigned cc, unsigned cmp_type); |
| unsigned get_killcc_op(unsigned cc, unsigned cmp_type); |
| unsigned get_cndcc_op(unsigned cc, unsigned cmp_type); |
| |
| void convert_to_mov(alu_node &n, value *src, |
| bool neg = false, bool abs = false); |
| |
| class expr_handler { |
| |
| shader &sh; |
| value_table &vt; |
| |
| public: |
| |
| expr_handler(shader &sh); |
| |
| bool equal(value *l, value *r); |
| bool defs_equal(value *l, value *r); |
| bool args_equal(const vvec &l, const vvec &r); |
| bool ops_equal(const alu_node *l, const alu_node *r); |
| bool ivars_equal(value *l, value *r); |
| |
| value* get_const(const literal &l); |
| |
| bool try_fold(value *v); |
| bool try_fold(node *n); |
| |
| bool fold(node &n); |
| bool fold(container_node &n); |
| bool fold(alu_node &n); |
| bool fold(fetch_node &n); |
| bool fold(cf_node &n); |
| |
| bool fold_setcc(alu_node &n); |
| |
| bool fold_alu_op1(alu_node &n); |
| bool fold_alu_op2(alu_node &n); |
| bool fold_alu_op3(alu_node &n); |
| |
| bool fold_mul_add(alu_node *n); |
| bool eval_const_op(unsigned op, literal &r, literal cv0, literal cv1); |
| bool fold_assoc(alu_node *n); |
| |
| static void apply_alu_src_mod(const bc_alu &bc, unsigned src, literal &v); |
| static void apply_alu_dst_mod(const bc_alu &bc, literal &v); |
| |
| void assign_source(value *dst, value *src); |
| |
| static bool evaluate_condition(unsigned alu_cnd_flags, literal s1, |
| literal s2); |
| }; |
| |
| } // namespace r600_sb |
| |
| #endif /* SB_EXPR_H_ */ |