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Unverified Commit f787d5bd authored by kahmed10's avatar kahmed10 Committed by GitHub
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int8 optimizations (#1973) 

* add quant_dot fusion, clip literal opt
parent a359d2c8
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Showing with 71 additions and 47 deletions
src/rewrite_quantization.cpp
View file @ f787d5bd
......@@ -28,6 +28,7 @@
#include <migraphx/tune_axis.hpp>
#include <migraphx/program.hpp>
#include <migraphx/shape.hpp>
#include <migraphx/common.hpp>
namespace migraphx {
inline namespace MIGRAPHX_INLINE_NS {
......@@ -61,13 +62,10 @@ void apply_quantizelinear(module& m, instruction_ref ins)
max_quant = qt.max();
min_quant = qt.min();
});
auto s = add_zero_point->get_shape();
std::vector<int> min_data(s.elements(), min_quant);
std::vector<int> max_data(s.elements(), max_quant);
auto min_arg = m.add_literal(literal(s, min_data));
auto max_arg = m.add_literal(literal(s, max_data));
auto saturate = m.insert_instruction(ins, make_op("clip"), add_zero_point, min_arg, max_arg);
auto s = add_zero_point->get_shape();
auto min_arg = m.add_literal(literal{shape{s.type()}, {min_quant}});
auto max_arg = m.add_literal(literal{shape{s.type()}, {max_quant}});
auto saturate = insert_common_op(m, ins, make_op("clip"), {add_zero_point, min_arg, max_arg});
m.replace_instruction(
ins, make_op("convert", {{"target_type", ins->get_shape().type()}}), saturate);
}
......
src/simplify_algebra.cpp
View file @ f787d5bd
......@@ -1095,8 +1095,9 @@ MIGRAPHX_PRED_MATCHER(horiz_conv_dot, instruction_ref ins)
};
};
auto dots = std::count_if(ins->outputs().begin(), ins->outputs().end(), pred("dot"));
auto qdots = std::count_if(ins->outputs().begin(), ins->outputs().end(), pred("quant_dot"));
auto convs = std::count_if(ins->outputs().begin(), ins->outputs().end(), pred("convolution"));
return (dots >= 2 or convs >= 2);
return (dots >= 2 or convs >= 2 or qdots >= 2);
}
struct find_conv_dot_horiz_fusion
......@@ -1110,7 +1111,7 @@ struct find_conv_dot_horiz_fusion
auto pred = [](auto i, auto j) {
if(i->get_operator() != j->get_operator())
return false;
if(not contains({"dot", "convolution"}, i->name()))
if(not contains({"quant_dot", "dot", "convolution"}, i->name()))
return true;
auto x = i->inputs()[1]->get_shape().lens();
auto y = j->inputs()[1]->get_shape().lens();
......@@ -1118,7 +1119,7 @@ struct find_conv_dot_horiz_fusion
return false;
// Check that non-axes match
int axis = 1;
if(i->name() == "dot")
if(i->name() == "dot" or i->name() == "quant_dot")
{
axis = x.size() - 1;
}
......@@ -1129,7 +1130,7 @@ struct find_conv_dot_horiz_fusion
if(std::distance(start, last) < 2)
return;
auto&& name = (*start)->name();
if(not contains({"dot", "convolution"}, name))
if(not contains({"quant_dot", "dot", "convolution"}, name))
return;
auto op = (*start)->get_operator();
int group = 1;
......@@ -1144,7 +1145,7 @@ struct find_conv_dot_horiz_fusion
start, last, std::back_inserter(args), [&](auto x) { return x->inputs().at(1); });
int axis = 1;
int concat_axis = 0;
if(name == "dot")
if(name == "dot" or name == "quant_dot")
{
axis = int(args.front()->get_shape().lens().size() - 1);
concat_axis = axis;
......
test/onnx/onnx_test.cpp
View file @ f787d5bd
......@@ -4712,14 +4712,16 @@ TEST_CASE(quantizelinear_test)
auto l1 = mm->add_parameter("1", {migraphx::shape::float_type, {1}});
auto l1_mbcast =
mm->add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", {5}}}), l1);
auto div = mm->add_instruction(migraphx::make_op("div"), l0, l1_mbcast);
auto round = mm->add_instruction(migraphx::make_op("round"), div);
auto s = round->get_shape();
std::vector<int> min_data(s.elements(), 0);
std::vector<int> max_data(s.elements(), 255);
auto min_arg = mm->add_literal(s, min_data);
auto max_arg = mm->add_literal(s, max_data);
auto clip = mm->add_instruction(migraphx::make_op("clip"), round, min_arg, max_arg);
auto div = mm->add_instruction(migraphx::make_op("div"), l0, l1_mbcast);
auto round = mm->add_instruction(migraphx::make_op("round"), div);
auto s = round->get_shape();
auto min_arg = mm->add_literal(migraphx::literal{migraphx::shape{s.type()}, {0}});
auto max_arg = mm->add_literal(migraphx::literal{migraphx::shape{s.type()}, {255}});
auto min_mbcast =
mm->add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s.lens()}}), min_arg);
auto max_mbcast =
mm->add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s.lens()}}), max_arg);
auto clip = mm->add_instruction(migraphx::make_op("clip"), round, min_mbcast, max_mbcast);
mm->add_instruction(
migraphx::make_op("convert",
{{"target_type", migraphx::to_value(migraphx::shape::uint8_type)}}),
......@@ -4741,14 +4743,16 @@ TEST_CASE(quantizelinear_int32_test)
migraphx::make_op("convert",
{{"target_type", migraphx::to_value(migraphx::shape::float_type)}}),
l0);
auto div = mm->add_instruction(migraphx::make_op("div"), l0, l1_mbcast);
auto round = mm->add_instruction(migraphx::make_op("round"), div);
auto s = round->get_shape();
std::vector<int> min_data(s.elements(), 0);
std::vector<int> max_data(s.elements(), 255);
auto min_arg = mm->add_literal(s, min_data);
auto max_arg = mm->add_literal(s, max_data);
auto clip = mm->add_instruction(migraphx::make_op("clip"), round, min_arg, max_arg);
auto div = mm->add_instruction(migraphx::make_op("div"), l0, l1_mbcast);
auto round = mm->add_instruction(migraphx::make_op("round"), div);
auto s = round->get_shape();
auto min_arg = mm->add_literal(migraphx::literal{migraphx::shape{s.type()}, {0}});
auto max_arg = mm->add_literal(migraphx::literal{migraphx::shape{s.type()}, {255}});
auto min_mbcast =
mm->add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s.lens()}}), min_arg);
auto max_mbcast =
mm->add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s.lens()}}), max_arg);
auto clip = mm->add_instruction(migraphx::make_op("clip"), round, min_mbcast, max_mbcast);
mm->add_instruction(
migraphx::make_op("convert",
{{"target_type", migraphx::to_value(migraphx::shape::uint8_type)}}),
......@@ -4775,13 +4779,15 @@ TEST_CASE(quantizelinear_zero_point_test)
migraphx::make_op("convert",
{{"target_type", migraphx::to_value(migraphx::shape::float_type)}}),
l2_mbcast);
auto add = mm->add_instruction(migraphx::make_op("add"), round, l2_mbcast);
auto s = round->get_shape();
std::vector<int> min_data(s.elements(), -128);
std::vector<int> max_data(s.elements(), 127);
auto min_arg = mm->add_literal(s, min_data);
auto max_arg = mm->add_literal(s, max_data);
auto clip = mm->add_instruction(migraphx::make_op("clip"), add, min_arg, max_arg);
auto add = mm->add_instruction(migraphx::make_op("add"), round, l2_mbcast);
auto s = round->get_shape();
auto min_arg = mm->add_literal(migraphx::literal{migraphx::shape{s.type()}, {-128}});
auto max_arg = mm->add_literal(migraphx::literal{migraphx::shape{s.type()}, {127}});
auto min_mbcast =
mm->add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s.lens()}}), min_arg);
auto max_mbcast =
mm->add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s.lens()}}), max_arg);
auto clip = mm->add_instruction(migraphx::make_op("clip"), add, min_mbcast, max_mbcast);
mm->add_instruction(
migraphx::make_op("convert",
{{"target_type", migraphx::to_value(migraphx::shape::int8_type)}}),
......@@ -4812,13 +4818,15 @@ migraphx::program make_quantizelinear_axis_prog()
migraphx::make_op("convert",
{{"target_type", migraphx::to_value(migraphx::shape::float_type)}}),
l2_bcast);
auto add = mm->add_instruction(migraphx::make_op("add"), round, l2_bcast);
auto s = round->get_shape();
std::vector<int> min_data(s.elements(), -128);
std::vector<int> max_data(s.elements(), 127);
auto min_arg = mm->add_literal(s, min_data);
auto max_arg = mm->add_literal(s, max_data);
auto clip = mm->add_instruction(migraphx::make_op("clip"), add, min_arg, max_arg);
auto add = mm->add_instruction(migraphx::make_op("add"), round, l2_bcast);
auto s = round->get_shape();
auto min_arg = mm->add_literal(migraphx::literal{migraphx::shape{s.type()}, {-128}});
auto max_arg = mm->add_literal(migraphx::literal{migraphx::shape{s.type()}, {127}});
auto min_mbcast =
mm->add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s.lens()}}), min_arg);
auto max_mbcast =
mm->add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s.lens()}}), max_arg);
auto clip = mm->add_instruction(migraphx::make_op("clip"), add, min_mbcast, max_mbcast);
mm->add_instruction(
migraphx::make_op("convert",
{{"target_type", migraphx::to_value(migraphx::shape::int8_type)}}),
......
test/rewrite_quantization_test.cpp
View file @ f787d5bd
......@@ -37,6 +37,17 @@
bool is_quantizelinear(migraphx::instruction& ins) { return ins.name() == "quantizelinear"; }
bool is_dequantizelinear(migraphx::instruction& ins) { return ins.name() == "dequantizelinear"; }
bool is_clip_scalar(migraphx::instruction& ins)
{
if(ins.name() == "clip")
{
assert(ins.inputs().size() > 1);
return (std::all_of(ins.inputs().begin() + 1, ins.inputs().end(), [](auto input) {
return input->get_shape().scalar();
}));
}
return false;
}
void run_pass(migraphx::module& m) { migraphx::run_passes(m, {migraphx::rewrite_quantization{}}); }
......@@ -70,6 +81,8 @@ TEST_CASE(quantizelinear)
EXPECT(eval(p1) == eval(p2));
EXPECT(any_of(*p1.get_main_module(), &is_quantizelinear));
EXPECT(none_of(*p2.get_main_module(), &is_quantizelinear));
// ensure clip literals created in quantized program are scalar
EXPECT(any_of(*p2.get_main_module(), &is_clip_scalar));
}
TEST_CASE(dequantizelinear)
......
test/simplify_algebra_test.cpp
View file @ f787d5bd
......@@ -2189,16 +2189,16 @@ TEST_CASE(simplify_split_between_add)
EXPECT(m1.sort() == m2.sort());
}
TEST_CASE(simplify_dot_horiz)
void test_dot_horiz(migraphx::shape::type_t type, const std::string& dot_type)
{
auto s = migraphx::shape{migraphx::shape::int32_type, {3, 2, 2}};
auto s = migraphx::shape{type, {3, 2, 2}};
migraphx::module m1;
{
auto input = m1.add_parameter("input", s);
auto a = m1.add_literal(migraphx::generate_literal(s, 0));
auto b = m1.add_literal(migraphx::generate_literal(s, 1));
auto x = m1.add_instruction(migraphx::make_op("dot"), input, a);
auto y = m1.add_instruction(migraphx::make_op("dot"), input, b);
auto x = m1.add_instruction(migraphx::make_op(dot_type), input, a);
auto y = m1.add_instruction(migraphx::make_op(dot_type), input, b);
auto sum = m1.add_instruction(migraphx::make_op("add"), x, y);
m1.add_instruction(pass_op{}, sum);
}
......@@ -2210,7 +2210,7 @@ TEST_CASE(simplify_dot_horiz)
auto a = m2.add_literal(migraphx::generate_literal(s, 0));
auto b = m2.add_literal(migraphx::generate_literal(s, 1));
auto concat = m2.add_instruction(migraphx::make_op("concat", {{"axis", 2}}), a, b);
auto dot = m2.add_instruction(migraphx::make_op("dot"), input, concat);
auto dot = m2.add_instruction(migraphx::make_op(dot_type), input, concat);
auto x = m2.add_instruction(
migraphx::make_op("slice", {{"axes", {2}}, {"starts", {0}}, {"ends", {2}}}), dot);
auto y = m2.add_instruction(
......@@ -2221,6 +2221,10 @@ TEST_CASE(simplify_dot_horiz)
EXPECT(m1.sort() == m2.sort());
}
TEST_CASE(simplify_dot_horiz) { test_dot_horiz(migraphx::shape::int32_type, "dot"); }
TEST_CASE(simplify_quant_dot_horiz) { test_dot_horiz(migraphx::shape::int8_type, "quant_dot"); }
TEST_CASE(simplify_dot_horiz_same_constant)
{
auto s = migraphx::shape{migraphx::shape::int32_type, {3, 2, 2}};
......
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