glsl: Pull enum ir_expression_operation out to its own file

No change except to the copyright symbol.  The next patch will generate
this file with Python, and Unicode + Python = pure rage.

v2: Massive rebase... I guess a lot can change in a year.

Signed-off-by: Ian Romanick <[email protected]>
Reviewed-by: Matt Turner <[email protected]>

1 files changed, 340 insertions, 0 deletions

diff --git a/src/compiler/glsl/ir_expression_operation.h b/src/compiler/glsl/ir_expression_operation.h
new file mode 100644
index 00000000000..a97ce846242
--- /dev/null
+++ b/src/compiler/glsl/ir_expression_operation.h
@@ -0,0 +1,340 @@
+/*
+ * Copyright (C) 2010 Intel Corporation
+ *
+ * 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
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ */
+
+/* Update ir_expression::get_num_operands() and operator_strs when
+ * updating this list.
+ */
+enum ir_expression_operation {
+   ir_unop_bit_not,
+   ir_unop_logic_not,
+   ir_unop_neg,
+   ir_unop_abs,
+   ir_unop_sign,
+   ir_unop_rcp,
+   ir_unop_rsq,
+   ir_unop_sqrt,
+   ir_unop_exp,         /**< Log base e on gentype */
+   ir_unop_log,	        /**< Natural log on gentype */
+   ir_unop_exp2,
+   ir_unop_log2,
+   ir_unop_f2i,         /**< Float-to-integer conversion. */
+   ir_unop_f2u,         /**< Float-to-unsigned conversion. */
+   ir_unop_i2f,         /**< Integer-to-float conversion. */
+   ir_unop_f2b,         /**< Float-to-boolean conversion */
+   ir_unop_b2f,         /**< Boolean-to-float conversion */
+   ir_unop_i2b,         /**< int-to-boolean conversion */
+   ir_unop_b2i,         /**< Boolean-to-int conversion */
+   ir_unop_u2f,         /**< Unsigned-to-float conversion. */
+   ir_unop_i2u,         /**< Integer-to-unsigned conversion. */
+   ir_unop_u2i,         /**< Unsigned-to-integer conversion. */
+   ir_unop_d2f,         /**< Double-to-float conversion. */
+   ir_unop_f2d,         /**< Float-to-double conversion. */
+   ir_unop_d2i,         /**< Double-to-integer conversion. */
+   ir_unop_i2d,         /**< Integer-to-double conversion. */
+   ir_unop_d2u,         /**< Double-to-unsigned conversion. */
+   ir_unop_u2d,         /**< Unsigned-to-double conversion. */
+   ir_unop_d2b,         /**< Double-to-boolean conversion. */
+   ir_unop_bitcast_i2f, /**< Bit-identical int-to-float "conversion" */
+   ir_unop_bitcast_f2i, /**< Bit-identical float-to-int "conversion" */
+   ir_unop_bitcast_u2f, /**< Bit-identical uint-to-float "conversion" */
+   ir_unop_bitcast_f2u, /**< Bit-identical float-to-uint "conversion" */
+
+   /**
+    * \name Unary floating-point rounding operations.
+    */
+   /*@{*/
+   ir_unop_trunc,
+   ir_unop_ceil,
+   ir_unop_floor,
+   ir_unop_fract,
+   ir_unop_round_even,
+   /*@}*/
+
+   /**
+    * \name Trigonometric operations.
+    */
+   /*@{*/
+   ir_unop_sin,
+   ir_unop_cos,
+   /*@}*/
+
+   /**
+    * \name Partial derivatives.
+    */
+   /*@{*/
+   ir_unop_dFdx,
+   ir_unop_dFdx_coarse,
+   ir_unop_dFdx_fine,
+   ir_unop_dFdy,
+   ir_unop_dFdy_coarse,
+   ir_unop_dFdy_fine,
+   /*@}*/
+
+   /**
+    * \name Floating point pack and unpack operations.
+    */
+   /*@{*/
+   ir_unop_pack_snorm_2x16,
+   ir_unop_pack_snorm_4x8,
+   ir_unop_pack_unorm_2x16,
+   ir_unop_pack_unorm_4x8,
+   ir_unop_pack_half_2x16,
+   ir_unop_unpack_snorm_2x16,
+   ir_unop_unpack_snorm_4x8,
+   ir_unop_unpack_unorm_2x16,
+   ir_unop_unpack_unorm_4x8,
+   ir_unop_unpack_half_2x16,
+   /*@}*/
+
+   /**
+    * \name Bit operations, part of ARB_gpu_shader5.
+    */
+   /*@{*/
+   ir_unop_bitfield_reverse,
+   ir_unop_bit_count,
+   ir_unop_find_msb,
+   ir_unop_find_lsb,
+   /*@}*/
+
+   ir_unop_saturate,
+
+   /**
+    * \name Double packing, part of ARB_gpu_shader_fp64.
+    */
+   /*@{*/
+   ir_unop_pack_double_2x32,
+   ir_unop_unpack_double_2x32,
+   /*@}*/
+
+   ir_unop_frexp_sig,
+   ir_unop_frexp_exp,
+
+   ir_unop_noise,
+
+   ir_unop_subroutine_to_int,
+   /**
+    * Interpolate fs input at centroid
+    *
+    * operand0 is the fs input.
+    */
+   ir_unop_interpolate_at_centroid,
+
+   /**
+    * Ask the driver for the total size of a buffer block.
+    *
+    * operand0 is the ir_constant buffer block index in the linked shader.
+    */
+   ir_unop_get_buffer_size,
+
+   /**
+    * Calculate length of an unsized array inside a buffer block.
+    * This opcode is going to be replaced in a lowering pass inside
+    * the linker.
+    *
+    * operand0 is the unsized array's ir_value for the calculation
+    * of its length.
+    */
+   ir_unop_ssbo_unsized_array_length,
+
+   /**
+    * Vote among threads on the value of the boolean argument.
+    */
+   ir_unop_vote_any,
+   ir_unop_vote_all,
+   ir_unop_vote_eq,
+
+   /**
+    * A sentinel marking the last of the unary operations.
+    */
+   ir_last_unop = ir_unop_vote_eq,
+
+   ir_binop_add,
+   ir_binop_sub,
+   ir_binop_mul,       /**< Floating-point or low 32-bit integer multiply. */
+   ir_binop_imul_high, /**< Calculates the high 32-bits of a 64-bit multiply. */
+   ir_binop_div,
+
+   /**
+    * Returns the carry resulting from the addition of the two arguments.
+    */
+   /*@{*/
+   ir_binop_carry,
+   /*@}*/
+
+   /**
+    * Returns the borrow resulting from the subtraction of the second argument
+    * from the first argument.
+    */
+   /*@{*/
+   ir_binop_borrow,
+   /*@}*/
+
+   /**
+    * Takes one of two combinations of arguments:
+    *
+    * - mod(vecN, vecN)
+    * - mod(vecN, float)
+    *
+    * Does not take integer types.
+    */
+   ir_binop_mod,
+
+   /**
+    * \name Binary comparison operators which return a boolean vector.
+    * The type of both operands must be equal.
+    */
+   /*@{*/
+   ir_binop_less,
+   ir_binop_greater,
+   ir_binop_lequal,
+   ir_binop_gequal,
+   ir_binop_equal,
+   ir_binop_nequal,
+   /**
+    * Returns single boolean for whether all components of operands[0]
+    * equal the components of operands[1].
+    */
+   ir_binop_all_equal,
+   /**
+    * Returns single boolean for whether any component of operands[0]
+    * is not equal to the corresponding component of operands[1].
+    */
+   ir_binop_any_nequal,
+   /*@}*/
+
+   /**
+    * \name Bit-wise binary operations.
+    */
+   /*@{*/
+   ir_binop_lshift,
+   ir_binop_rshift,
+   ir_binop_bit_and,
+   ir_binop_bit_xor,
+   ir_binop_bit_or,
+   /*@}*/
+
+   ir_binop_logic_and,
+   ir_binop_logic_xor,
+   ir_binop_logic_or,
+
+   ir_binop_dot,
+   ir_binop_min,
+   ir_binop_max,
+
+   ir_binop_pow,
+
+   /**
+    * Load a value the size of a given GLSL type from a uniform block.
+    *
+    * operand0 is the ir_constant uniform block index in the linked shader.
+    * operand1 is a byte offset within the uniform block.
+    */
+   ir_binop_ubo_load,
+
+   /**
+    * \name Multiplies a number by two to a power, part of ARB_gpu_shader5.
+    */
+   /*@{*/
+   ir_binop_ldexp,
+   /*@}*/
+
+   /**
+    * Extract a scalar from a vector
+    *
+    * operand0 is the vector
+    * operand1 is the index of the field to read from operand0
+    */
+   ir_binop_vector_extract,
+
+   /**
+    * Interpolate fs input at offset
+    *
+    * operand0 is the fs input
+    * operand1 is the offset from the pixel center
+    */
+   ir_binop_interpolate_at_offset,
+
+   /**
+    * Interpolate fs input at sample position
+    *
+    * operand0 is the fs input
+    * operand1 is the sample ID
+    */
+   ir_binop_interpolate_at_sample,
+
+   /**
+    * A sentinel marking the last of the binary operations.
+    */
+   ir_last_binop = ir_binop_interpolate_at_sample,
+
+   /**
+    * \name Fused floating-point multiply-add, part of ARB_gpu_shader5.
+    */
+   /*@{*/
+   ir_triop_fma,
+   /*@}*/
+
+   ir_triop_lrp,
+
+   /**
+    * \name Conditional Select
+    *
+    * A vector conditional select instruction (like ?:, but operating per-
+    * component on vectors).
+    *
+    * \see lower_instructions_visitor::ldexp_to_arith
+    */
+   /*@{*/
+   ir_triop_csel,
+   /*@}*/
+
+   ir_triop_bitfield_extract,
+
+   /**
+    * Generate a value with one field of a vector changed
+    *
+    * operand0 is the vector
+    * operand1 is the value to write into the vector result
+    * operand2 is the index in operand0 to be modified
+    */
+   ir_triop_vector_insert,
+
+   /**
+    * A sentinel marking the last of the ternary operations.
+    */
+   ir_last_triop = ir_triop_vector_insert,
+
+   ir_quadop_bitfield_insert,
+
+   ir_quadop_vector,
+
+   /**
+    * A sentinel marking the last of the ternary operations.
+    */
+   ir_last_quadop = ir_quadop_vector,
+
+   /**
+    * A sentinel marking the last of all operations.
+    */
+   ir_last_opcode = ir_quadop_vector
+};