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[LANG] Various (relatively minor) improvements (#320)

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This commit is contained in:
Philippe Tillet
2021-10-04 18:39:40 -07:00
committed by GitHub
parent 12b6158c5c
commit 5123db0b7d
10 changed files with 59 additions and 16 deletions
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6
.github/workflows/integration-tests.yml vendored
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@@ -18,12 +18,16 @@ jobs:
- name: Checkout
uses: actions/checkout@v2
- name: Clear cache
run: |
rm -r /tmp/triton/
continue-on-error: true
- name: Install Triton
run: |
alias python='python3'
cd python
pip3 install -e .
rm -r /tmp/triton/
- name: Unit tests
run: |

1
lib/codegen/analysis/layout.cc
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@@ -537,6 +537,7 @@ void layouts::run(ir::module &mod) {
tmp_[atom] = id;
}
});
}
}

3
lib/codegen/selection/generator.cc
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@@ -2197,7 +2197,8 @@ void generator::visit_async_wait_inst(ir::async_wait_inst* i) {
void generator::visit_make_range(ir::make_range* x) {
for(indices_t idx: idxs_.at(x)){
vals_[x][idx] = idx[0];
Value* start = ConstantInt::get(idx[0]->getType(), x->get_first()->get_value());
vals_[x][idx] = add(start, idx[0]);
}
}

2
lib/ir/instructions.cc
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@@ -875,7 +875,7 @@ make_range *make_range::create(constant_int *first, constant_int *last) {
assert(first->get_type()->is_integer_ty());
assert(first->get_type() == last->get_type());
assert(((constant_int*)first)->get_value() == 0);
type *ty = block_type::get(first->get_type(), {(unsigned)last->get_value()});
type *ty = block_type::get(first->get_type(), {(unsigned)last->get_value() - (unsigned)first->get_value()});
return new make_range(ty, first, last);
}

1
python/src/triton.cc
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@@ -476,6 +476,7 @@ void init_triton_ir(py::module &&m) {
// constants
.def("get_int1", &ir::builder::get_int1, ret::reference)
.def("get_int32", &ir::builder::get_int32, ret::reference)
.def("get_int64", &ir::builder::get_int64, ret::reference)
.def("get_float16", &ir::builder::get_float16, ret::reference)
.def("get_float32", &ir::builder::get_float32, ret::reference)
.def("get_range", &ir::builder::get_range, ret::reference);

16
python/test/unit/language/test_core.py
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@@ -515,6 +515,22 @@ def test_dot(epilogue, device='cuda'):
assert 'ld.global.v4' in ptx
assert 'st.global.v4' in ptx
# ---------------
# test arange
# ---------------
@pytest.mark.parametrize("start", [0, 1, 7, 16])
def test_arange(start, device='cuda'):
BLOCK = 128
z_tri = torch.empty(BLOCK, dtype=torch.int32, device=device)
@triton.jit
def _kernel(z, **meta):
off = tl.arange(0, meta['BLOCK'])
val = tl.arange(meta['START'], meta['END'])
tl.store(z + off, val)
_kernel[(1,)](z_tri, START=start, END=start+BLOCK, BLOCK=BLOCK)
z_ref = torch.arange(start, BLOCK+start, dtype=torch.int32, device=device)
triton.testing.assert_almost_equal(z_tri, z_ref)
# ---------------
# test load

2
python/test/unit/language/test_random.py
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@@ -112,7 +112,7 @@ BLOCK = 1024
# test generation of random uint32
@pytest.mark.parametrize('size, seed',
[(size, seed) for size in ['10', '4,53', '10000']\
for seed in [0, 42, 124, 54]]
for seed in [0, 42, 124, 54, 0xffffffff, 0xdeadbeefcafeb0ba]]
)
def test_randint(size, seed, device='cuda'):
size = list(map(int, size.split(',')))

29
python/triton/code_gen.py
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@@ -103,7 +103,8 @@ class CodeGenerator(ast.NodeVisitor):
arg_values = []
for i, arg_name in enumerate(arg_names):
if i in self.constants:
arg_values.append(self.constants[i])
cst = triton.language.core._to_ir(self.constants[i], self.builder)
arg_values.append(cst)
else:
if i in self.attributes:
is_ptr = fn.args[i].type.is_ptr()
@@ -463,9 +464,6 @@ class Kernel:
@staticmethod
def _type_name(obj):
type_names = {
int: 'I',
float: 'f',
bool: 'B',
triton.language.float8: 'f8',
torch.bfloat16: 'bf16',
torch.float16: 'f16',
@@ -477,12 +475,25 @@ class Kernel:
torch.int32: 'i32',
torch.int64: 'i64',
}
return type_names[obj]
if hasattr(obj, 'data_ptr'):
return type_names[obj.dtype]
if isinstance(obj, int):
if abs(obj) <= 0xffffffff:
return 'I'
return 'L'
if isinstance(obj, float):
return 'f'
if isinstance(obj, bool):
return 'B'
assert False
@staticmethod
def _to_triton_ir(context, obj):
type_map = {
'I': _triton.ir.type.get_int32,
'L': _triton.ir.type.get_int64,
'f': _triton.ir.type.get_fp32,
'B': _triton.ir.type.get_int1,
'f8': _triton.ir.type.get_fp8,
@@ -498,11 +509,11 @@ class Kernel:
}
# convert torch.Tensor to Triton IR pointers
if hasattr(obj, 'data_ptr'):
name = Kernel._type_name(obj.dtype)
name = Kernel._type_name(obj)
elt_ty = type_map[name](context)
return _triton.ir.type.make_ptr(elt_ty, 1)
# default path returns triton.ir.type directly
name = Kernel._type_name(obj.__class__)
name = Kernel._type_name(obj)
return type_map[name](context)
@staticmethod
@@ -511,7 +522,7 @@ class Kernel:
types_key = [None] * len(wargs)
for i, arg in enumerate(wargs):
prefix = 'P' if i in tensor_idxs else ''
suffix = Kernel._type_name(arg.dtype) if i in tensor_idxs else Kernel._type_name(arg.__class__)
suffix = Kernel._type_name(arg) if i in tensor_idxs else Kernel._type_name(arg)
types_key[i] = prefix + suffix
return tuple(types_key)
@@ -646,7 +657,7 @@ class Kernel:
drv_cache[key] = LoadedBinary(device_idx, binary)
# pack arguments
fmt = ''.join(['P' if i in tensor_idxs else Kernel._type_name(arg.__class__) for i, arg in enumerate(wargs)])
fmt = ''.join(['P' if i in tensor_idxs else Kernel._type_name(arg) for i, arg in enumerate(wargs)])
params = struct.pack(fmt, *args)
# enqueue cached function into stream
callable = drv_cache[key]

6
python/triton/language/core.py
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@@ -9,7 +9,9 @@ def _to_ir(x, builder):
if isinstance(x, bool):
return builder.get_int1(x)
elif isinstance(x, int):
if x.__abs__() <= 2**31:
return builder.get_int32(x)
return builder.get_int64(x)
elif isinstance(x, float):
return builder.get_float32(x)
if isinstance(x, block):
@@ -636,6 +638,10 @@ def max_contiguous(input, value, _builder=None):
# Standard library
# -----------------------
@triton.jit
def abs(x):
return where(x >= 0, x, -x)
@triton.jit
def cdiv(x, div):
"""

5
python/triton/language/random.py
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@@ -128,7 +128,10 @@ def randint4x(seed, offset):
:param offsets: The offsets to generate random numbers for.
"""
z = 0
return philox_f(offset, z, z, z, seed, z)
seed = hacky_to_uint64(seed) # uint will solve this
seed_hi = ((seed >> 32) & 0xffffffff).to(tl.int32)
seed_lo = (seed & 0xffffffff).to(tl.int32)
return philox_f(offset, z, z, z, seed_lo, seed_hi)
@triton.jit