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glsl: Generate the ir_last_* values

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This ensures that they remain correct if the list is rearranged or new
opcodes are added.  I checked a diff of before and after to ensure that
each ir_last_ had the same value.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Acked-by: Dylan Baker <dylan@pnwbakers.com>
This commit is contained in:
Ian Romanick 2015-04-15 17:19:04 -07:00
parent 7d6af9e599
commit 140ec58a07
1 changed files with 20 additions and 28 deletions
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48
src/compiler/glsl/ir_expression_operation.py
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@ -162,13 +162,7 @@ ir_expression_operation = [
("vote_any", 1, None, None),
("vote_all", 1, None, None),
("vote_eq", 1, None, None),
"""
/**
* A sentinel marking the last of the unary operations.
*/
ir_last_unop = ir_unop_vote_eq,
""",
"",
("add", 2, "+", None),
("sub", 2, "-", None),
("mul", 2, "*", "Floating-point or low 32-bit integer multiply."),
@ -283,11 +277,6 @@ ir_expression_operation = [
*/""",
("interpolate_at_sample", 2, None, None),
"""
/**
* 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.
*/
@ -319,25 +308,10 @@ ir_expression_operation = [
* operand2 is the index in operand0 to be modified
*/""",
("vector_insert", 3, None, None),
"""
/**
* A sentinel marking the last of the ternary operations.
*/
ir_last_triop = ir_triop_vector_insert,
""",
"",
("bitfield_insert", 4, None, None),
"",
("vector", 4, None, None),
"""
/**
* 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""",
]
def name_from_item(item):
@ -378,7 +352,25 @@ ${item}
${name_from_item(item)},${"" if item[3] is None else " /**< {} */".format(item[3])}
% endif
% endfor
/**
* Sentinels marking the last of each kind of operation;
*/
% for (name, i) in lasts:
ir_last_${("un", "bin", "tri", "quad")[i]}op = ${name_from_item((name, i+1))},
% endfor
ir_last_opcode = ir_quadop_${lasts[3][0]}
};""")
lasts = [None, None, None, None]
for item in reversed(ir_expression_operation):
if isinstance(item, str):
continue
i = item[1] - 1
if lasts[i] is None:
lasts[i] = (item[0], i)
print(enum_template.render(values=ir_expression_operation,
lasts=lasts,
name_from_item=name_from_item))