import mako.template
import sys
+class operation(object):
+ def __init__(self, name, num_operands, printable_name = None):
+ self.name = name
+ self.num_operands = num_operands
+
+ if printable_name is None:
+ self.printable_name = name
+ else:
+ self.printable_name = printable_name
+
+
+ def get_enum_name(self):
+ return "ir_{}op_{}".format(("un", "bin", "tri", "quad")[self.num_operands-1], self.name)
+
+
ir_expression_operation = [
- # Name operands string
- ("bit_not", 1, "~"),
- ("logic_not", 1, "!"),
- ("neg", 1, None),
- ("abs", 1, None),
- ("sign", 1, None),
- ("rcp", 1, None),
- ("rsq", 1, None),
- ("sqrt", 1, None),
- ("exp", 1, None), # Log base e on gentype
- ("log", 1, None), # Natural log on gentype
- ("exp2", 1, None),
- ("log2", 1, None),
- ("f2i", 1, None), # Float-to-integer conversion.
- ("f2u", 1, None), # Float-to-unsigned conversion.
- ("i2f", 1, None), # Integer-to-float conversion.
- ("f2b", 1, None), # Float-to-boolean conversion
- ("b2f", 1, None), # Boolean-to-float conversion
- ("i2b", 1, None), # int-to-boolean conversion
- ("b2i", 1, None), # Boolean-to-int conversion
- ("u2f", 1, None), # Unsigned-to-float conversion.
- ("i2u", 1, None), # Integer-to-unsigned conversion.
- ("u2i", 1, None), # Unsigned-to-integer conversion.
- ("d2f", 1, None), # Double-to-float conversion.
- ("f2d", 1, None), # Float-to-double conversion.
- ("d2i", 1, None), # Double-to-integer conversion.
- ("i2d", 1, None), # Integer-to-double conversion.
- ("d2u", 1, None), # Double-to-unsigned conversion.
- ("u2d", 1, None), # Unsigned-to-double conversion.
- ("d2b", 1, None), # Double-to-boolean conversion.
- ("bitcast_i2f", 1, None), # 'Bit-identical int-to-float "conversion"
- ("bitcast_f2i", 1, None), # 'Bit-identical float-to-int "conversion"
- ("bitcast_u2f", 1, None), # 'Bit-identical uint-to-float "conversion"
- ("bitcast_f2u", 1, None), # 'Bit-identical float-to-uint "conversion"
+ operation("bit_not", 1, printable_name="~"),
+ operation("logic_not", 1, printable_name="!"),
+ operation("neg", 1),
+ operation("abs", 1),
+ operation("sign", 1),
+ operation("rcp", 1),
+ operation("rsq", 1),
+ operation("sqrt", 1),
+ operation("exp", 1), # Log base e on gentype
+ operation("log", 1), # Natural log on gentype
+ operation("exp2", 1),
+ operation("log2", 1),
+ operation("f2i", 1), # Float-to-integer conversion.
+ operation("f2u", 1), # Float-to-unsigned conversion.
+ operation("i2f", 1), # Integer-to-float conversion.
+ operation("f2b", 1), # Float-to-boolean conversion
+ operation("b2f", 1), # Boolean-to-float conversion
+ operation("i2b", 1), # int-to-boolean conversion
+ operation("b2i", 1), # Boolean-to-int conversion
+ operation("u2f", 1), # Unsigned-to-float conversion.
+ operation("i2u", 1), # Integer-to-unsigned conversion.
+ operation("u2i", 1), # Unsigned-to-integer conversion.
+ operation("d2f", 1), # Double-to-float conversion.
+ operation("f2d", 1), # Float-to-double conversion.
+ operation("d2i", 1), # Double-to-integer conversion.
+ operation("i2d", 1), # Integer-to-double conversion.
+ operation("d2u", 1), # Double-to-unsigned conversion.
+ operation("u2d", 1), # Unsigned-to-double conversion.
+ operation("d2b", 1), # Double-to-boolean conversion.
+ operation("bitcast_i2f", 1), # 'Bit-identical int-to-float "conversion"
+ operation("bitcast_f2i", 1), # 'Bit-identical float-to-int "conversion"
+ operation("bitcast_u2f", 1), # 'Bit-identical uint-to-float "conversion"
+ operation("bitcast_f2u", 1), # 'Bit-identical float-to-uint "conversion"
# Unary floating-point rounding operations.
- ("trunc", 1, None),
- ("ceil", 1, None),
- ("floor", 1, None),
- ("fract", 1, None),
- ("round_even", 1, None),
+ operation("trunc", 1),
+ operation("ceil", 1),
+ operation("floor", 1),
+ operation("fract", 1),
+ operation("round_even", 1),
# Trigonometric operations.
- ("sin", 1, None),
- ("cos", 1, None),
+ operation("sin", 1),
+ operation("cos", 1),
# Partial derivatives.
- ("dFdx", 1, None),
- ("dFdx_coarse", 1, "dFdxCoarse"),
- ("dFdx_fine", 1, "dFdxFine"),
- ("dFdy", 1, None),
- ("dFdy_coarse", 1, "dFdyCoarse"),
- ("dFdy_fine", 1, "dFdyFine"),
+ operation("dFdx", 1),
+ operation("dFdx_coarse", 1, printable_name="dFdxCoarse"),
+ operation("dFdx_fine", 1, printable_name="dFdxFine"),
+ operation("dFdy", 1),
+ operation("dFdy_coarse", 1, printable_name="dFdyCoarse"),
+ operation("dFdy_fine", 1, printable_name="dFdyFine"),
# Floating point pack and unpack operations.
- ("pack_snorm_2x16", 1, "packSnorm2x16"),
- ("pack_snorm_4x8", 1, "packSnorm4x8"),
- ("pack_unorm_2x16", 1, "packUnorm2x16"),
- ("pack_unorm_4x8", 1, "packUnorm4x8"),
- ("pack_half_2x16", 1, "packHalf2x16"),
- ("unpack_snorm_2x16", 1, "unpackSnorm2x16"),
- ("unpack_snorm_4x8", 1, "unpackSnorm4x8"),
- ("unpack_unorm_2x16", 1, "unpackUnorm2x16"),
- ("unpack_unorm_4x8", 1, "unpackUnorm4x8"),
- ("unpack_half_2x16", 1, "unpackHalf2x16"),
+ operation("pack_snorm_2x16", 1, printable_name="packSnorm2x16"),
+ operation("pack_snorm_4x8", 1, printable_name="packSnorm4x8"),
+ operation("pack_unorm_2x16", 1, printable_name="packUnorm2x16"),
+ operation("pack_unorm_4x8", 1, printable_name="packUnorm4x8"),
+ operation("pack_half_2x16", 1, printable_name="packHalf2x16"),
+ operation("unpack_snorm_2x16", 1, printable_name="unpackSnorm2x16"),
+ operation("unpack_snorm_4x8", 1, printable_name="unpackSnorm4x8"),
+ operation("unpack_unorm_2x16", 1, printable_name="unpackUnorm2x16"),
+ operation("unpack_unorm_4x8", 1, printable_name="unpackUnorm4x8"),
+ operation("unpack_half_2x16", 1, printable_name="unpackHalf2x16"),
# Bit operations, part of ARB_gpu_shader5.
- ("bitfield_reverse", 1, None),
- ("bit_count", 1, None),
- ("find_msb", 1, None),
- ("find_lsb", 1, None),
+ operation("bitfield_reverse", 1),
+ operation("bit_count", 1),
+ operation("find_msb", 1),
+ operation("find_lsb", 1),
- ("saturate", 1, "sat"),
+ operation("saturate", 1, printable_name="sat"),
# Double packing, part of ARB_gpu_shader_fp64.
- ("pack_double_2x32", 1, "packDouble2x32"),
- ("unpack_double_2x32", 1, "unpackDouble2x32"),
+ operation("pack_double_2x32", 1, printable_name="packDouble2x32"),
+ operation("unpack_double_2x32", 1, printable_name="unpackDouble2x32"),
- ("frexp_sig", 1, None),
- ("frexp_exp", 1, None),
+ operation("frexp_sig", 1),
+ operation("frexp_exp", 1),
- ("noise", 1, None),
+ operation("noise", 1),
- ("subroutine_to_int", 1, None),
+ operation("subroutine_to_int", 1),
# Interpolate fs input at centroid
#
# operand0 is the fs input.
- ("interpolate_at_centroid", 1, None),
+ operation("interpolate_at_centroid", 1),
# Ask the driver for the total size of a buffer block.
# operand0 is the ir_constant buffer block index in the linked shader.
- ("get_buffer_size", 1, None),
+ operation("get_buffer_size", 1),
# Calculate length of an unsized array inside a buffer block.
# This opcode is going to be replaced in a lowering pass inside
#
# operand0 is the unsized array's ir_value for the calculation
# of its length.
- ("ssbo_unsized_array_length", 1, None),
+ operation("ssbo_unsized_array_length", 1),
# Vote among threads on the value of the boolean argument.
- ("vote_any", 1, None),
- ("vote_all", 1, None),
- ("vote_eq", 1, None),
+ operation("vote_any", 1),
+ operation("vote_all", 1),
+ operation("vote_eq", 1),
- ("add", 2, "+"),
- ("sub", 2, "-"),
- ("mul", 2, "*"), # "Floating-point or low 32-bit integer multiply."
- ("imul_high", 2, None), # Calculates the high 32-bits of a 64-bit multiply.
- ("div", 2, "/"),
+ operation("add", 2, printable_name="+"),
+ operation("sub", 2, printable_name="-"),
+ # "Floating-point or low 32-bit integer multiply."
+ operation("mul", 2, printable_name="*"),
+ operation("imul_high", 2), # Calculates the high 32-bits of a 64-bit multiply.
+ operation("div", 2, printable_name="/"),
# Returns the carry resulting from the addition of the two arguments.
- ("carry", 2, None),
+ operation("carry", 2),
# Returns the borrow resulting from the subtraction of the second argument
# from the first argument.
- ("borrow", 2, None),
+ operation("borrow", 2),
# Either (vector % vector) or (vector % scalar)
- ("mod", 2, "%"),
+ operation("mod", 2, printable_name="%"),
# Binary comparison operators which return a boolean vector.
# The type of both operands must be equal.
- ("less", 2, "<"),
- ("greater", 2, ">"),
- ("lequal", 2, "<="),
- ("gequal", 2, ">="),
- ("equal", 2, "=="),
- ("nequal", 2, "!="),
+ operation("less", 2, printable_name="<"),
+ operation("greater", 2, printable_name=">"),
+ operation("lequal", 2, printable_name="<="),
+ operation("gequal", 2, printable_name=">="),
+ operation("equal", 2, printable_name="=="),
+ operation("nequal", 2, printable_name="!="),
# Returns single boolean for whether all components of operands[0]
# equal the components of operands[1].
- ("all_equal", 2, None),
+ operation("all_equal", 2),
# Returns single boolean for whether any component of operands[0]
# is not equal to the corresponding component of operands[1].
- ("any_nequal", 2, None),
+ operation("any_nequal", 2),
# Bit-wise binary operations.
- ("lshift", 2, "<<"),
- ("rshift", 2, ">>"),
- ("bit_and", 2, "&"),
- ("bit_xor", 2, "^"),
- ("bit_or", 2, "|"),
+ operation("lshift", 2, printable_name="<<"),
+ operation("rshift", 2, printable_name=">>"),
+ operation("bit_and", 2, printable_name="&"),
+ operation("bit_xor", 2, printable_name="^"),
+ operation("bit_or", 2, printable_name="|"),
- ("logic_and", 2, "&&"),
- ("logic_xor", 2, "^^"),
- ("logic_or", 2, "||"),
+ operation("logic_and", 2, printable_name="&&"),
+ operation("logic_xor", 2, printable_name="^^"),
+ operation("logic_or", 2, printable_name="||"),
- ("dot", 2, None),
- ("min", 2, None),
- ("max", 2, None),
+ operation("dot", 2),
+ operation("min", 2),
+ operation("max", 2),
- ("pow", 2, None),
+ operation("pow", 2),
# 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.
- ("ubo_load", 2, None),
+ operation("ubo_load", 2),
# Multiplies a number by two to a power, part of ARB_gpu_shader5.
- ("ldexp", 2, None),
+ operation("ldexp", 2),
# Extract a scalar from a vector
#
# operand0 is the vector
# operand1 is the index of the field to read from operand0
- ("vector_extract", 2, None),
+ operation("vector_extract", 2),
# Interpolate fs input at offset
#
# operand0 is the fs input
# operand1 is the offset from the pixel center
- ("interpolate_at_offset", 2, None),
+ operation("interpolate_at_offset", 2),
# Interpolate fs input at sample position
#
# operand0 is the fs input
# operand1 is the sample ID
- ("interpolate_at_sample", 2, None),
+ operation("interpolate_at_sample", 2),
# Fused floating-point multiply-add, part of ARB_gpu_shader5.
- ("fma", 3, None),
+ operation("fma", 3),
- ("lrp", 3, None),
+ operation("lrp", 3),
# Conditional Select
#
# component on vectors).
#
# See also lower_instructions_visitor::ldexp_to_arith
- ("csel", 3, None),
+ operation("csel", 3),
- ("bitfield_extract", 3, None),
+ operation("bitfield_extract", 3),
# 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
- ("vector_insert", 3, None),
+ operation("vector_insert", 3),
- ("bitfield_insert", 4, None),
+ operation("bitfield_insert", 4),
- ("vector", 4, None),
+ operation("vector", 4),
]
-def name_from_item(item):
- return "ir_{}op_{}".format(("un", "bin", "tri", "quad")[item[1]-1], item[0])
if __name__ == "__main__":
copyright = """/*
enum_template = mako.template.Template(copyright + """
enum ir_expression_operation {
% for item in values:
- ${name_from_item(item)},
+ ${item.get_enum_name()},
% endfor
/* Sentinels marking the last of each kind of operation. */
-% for (name, i) in lasts:
- ir_last_${("un", "bin", "tri", "quad")[i]}op = ${name_from_item((name, i+1))},
+% for item in lasts:
+ ir_last_${("un", "bin", "tri", "quad")[item.num_operands - 1]}op = ${item.get_enum_name()},
% endfor
- ir_last_opcode = ir_quadop_${lasts[3][0]}
+ ir_last_opcode = ir_quadop_${lasts[3].name}
};""")
strings_template = mako.template.Template(copyright + """
const char *const ir_expression_operation_strings[] = {
% for item in values:
- "${item[2] if item[2] is not None else item[0]}",
+ "${item.printable_name}",
% endfor
};""")
if sys.argv[1] == "enum":
lasts = [None, None, None, None]
for item in reversed(ir_expression_operation):
- i = item[1] - 1
+ i = item.num_operands - 1
if lasts[i] is None:
- lasts[i] = (item[0], i)
+ lasts[i] = item
print(enum_template.render(values=ir_expression_operation,
- lasts=lasts,
- name_from_item=name_from_item))
+ lasts=lasts))
elif sys.argv[1] == "strings":
- print(strings_template.render(values=ir_expression_operation,
- name_from_item=name_from_item))
+ print(strings_template.render(values=ir_expression_operation))
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