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-rw-r--r--ir.cpp58
1 files changed, 58 insertions, 0 deletions
diff --git a/ir.cpp b/ir.cpp
index 3939e5a7b5..35fecf7560 100644
--- a/ir.cpp
+++ b/ir.cpp
@@ -46,6 +46,64 @@ ir_expression::ir_expression(int op, const struct glsl_type *type,
this->operands[1] = op1;
}
+unsigned int
+ir_expression::get_num_operands(void)
+{
+/* Update ir_print_visitor.cpp when updating this list. */
+ const int num_operands[] = {
+ 1, /* ir_unop_bit_not */
+ 1, /* ir_unop_logic_not */
+ 1, /* ir_unop_neg */
+ 1, /* ir_unop_abs */
+ 1, /* ir_unop_rcp */
+ 1, /* ir_unop_rsq */
+ 1, /* ir_unop_sqrt */
+ 1, /* ir_unop_exp */
+ 1, /* ir_unop_log */
+ 1, /* ir_unop_exp2 */
+ 1, /* ir_unop_log2 */
+ 1, /* ir_unop_f2i */
+ 1, /* ir_unop_i2f */
+ 1, /* ir_unop_u2f */
+
+ 1, /* ir_unop_trunc */
+ 1, /* ir_unop_ceil */
+ 1, /* ir_unop_floor */
+
+ 2, /* ir_binop_add */
+ 2, /* ir_binop_sub */
+ 2, /* ir_binop_mul */
+ 2, /* ir_binop_div */
+ 2, /* ir_binop_mod */
+
+ 2, /* ir_binop_less */
+ 2, /* ir_binop_greater */
+ 2, /* ir_binop_lequal */
+ 2, /* ir_binop_gequal */
+ 2, /* ir_binop_equal */
+ 2, /* ir_binop_nequal */
+
+ 2, /* ir_binop_lshift */
+ 2, /* ir_binop_rshift */
+ 2, /* ir_binop_bit_and */
+ 2, /* ir_binop_bit_xor */
+ 2, /* ir_binop_bit_or */
+
+ 2, /* ir_binop_logic_and */
+ 2, /* ir_binop_logic_xor */
+ 2, /* ir_binop_logic_or */
+
+ 2, /* ir_binop_dot */
+ 2, /* ir_binop_min */
+ 2, /* ir_binop_max */
+
+ 2, /* ir_binop_pow */
+ };
+
+ assert(sizeof(num_operands) / sizeof(num_operands[0]) == ir_binop_pow + 1);
+
+ return num_operands[this->operation];
+}
ir_label::ir_label(const char *label)
: ir_instruction(), label(label)