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aco: check for duplicate opcode numbers

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Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Rhys Perry 2019-09-24 15:46:37 +01:00
parent 101f47fdd7
commit db2ca45102
1 changed files with 25 additions and 0 deletions
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25
src/amd/compiler/aco_opcodes.py
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@ -27,6 +27,7 @@
# Class that represents all the information we have about the opcode # Class that represents all the information we have about the opcode
# NOTE: this must be kept in sync with aco_op_info # NOTE: this must be kept in sync with aco_op_info
import sys
from enum import Enum from enum import Enum
class Format(Enum): class Format(Enum):
@ -1550,3 +1551,27 @@ SCRATCH = {
} }
for (gfx8, gfx10, name) in SCRATCH: for (gfx8, gfx10, name) in SCRATCH:
opcode(name, gfx8, gfx10, Format.SCRATCH) opcode(name, gfx8, gfx10, Format.SCRATCH)
# check for duplicate opcode numbers
for ver in ['gfx9', 'gfx10']:
op_to_name = {}
for op in opcodes.values():
if op.format in [Format.PSEUDO, Format.PSEUDO_BRANCH, Format.PSEUDO_BARRIER, Format.PSEUDO_REDUCTION]:
continue
num = getattr(op, 'opcode_' + ver)
if num == -1:
continue
key = (op.format, num)
if key in op_to_name:
# exceptions
names = set([op_to_name[key], op.name])
if ver in ['gfx8', 'gfx9'] and names == set(['v_mul_lo_i32', 'v_mul_lo_u32']):
continue
print('%s and %s share the same opcode number (%s)' % (op_to_name[key], op.name, ver))
sys.exit(1)
else:
op_to_name[key] = op.name