revert some changes

src/include/migraphx/op/quant_dot.hpp

@@ -44,10 +44,9 @@ struct quant_dot
         const shape& a = inputs.at(0);
         const shape& b = inputs.at(1);
         auto t         = a.type();
-        std::set<migraphx::shape::type_t> suppported_types = {shape::int8_type, shape::fp8e4m3fnuz_type};
-        if(not contains(suppported_types, t))
+        if(t != shape::int8_type)
         {
-            MIGRAPHX_THROW("QUANT_DOT: only support data type int8_t and fp8e4m3fnuz_type");
+            MIGRAPHX_THROW("QUANT_DOT: only support data type int8_t");
         }
 
         if(not std::all_of(
@@ -74,10 +73,6 @@ struct quant_dot
 
         auto out_lens   = a.lens();
         out_lens[dim_1] = b.lens()[dim_1];
-        if(t == shape::fp8e4m3fnuz_type)
-        {
-            return {shape::float_type, out_lens};
-        } // else int8 gemm
         return {shape::int32_type, out_lens};
     }
 };

src/simplify_reshapes.cpp

@@ -183,11 +183,6 @@ struct find_nested_convert
         auto x     = ins->inputs().front();
         auto input = x->inputs().front();
 
-        while(input->name() == "convert")
-        {
-            input = input->inputs().front();
-        }
-
         if(ins->get_shape() != input->get_shape())
             return;
 

src/targets/gpu/fuse_ck.cpp

@@ -69,8 +69,7 @@ struct ck_gemm
 
     static bool is_ck_supported_type(shape::type_t t)
     {
-        return contains(
-            {shape::half_type, shape::int8_type, shape::int32_type, shape::fp8e4m3fnuz_type}, t);
+        return contains({shape::half_type, shape::int8_type, shape::int32_type}, t);
     }
 };
 MIGRAPHX_REGISTER_OP(ck_gemm);

src/targets/gpu/gemm_impl.cpp

@@ -180,9 +180,12 @@ struct gemm_impl
         ldd = is_3inputs ? input_shapes[3].strides()[dim_0] : ldc;
 
         arg_type    = get_type(input_shapes[0].type());
-        output_type = get_type(input_shapes[2].type());
-        compute_type =
-            output_type; // not valid for ex3 BETA APIs. it has different type and set differently.
+        output_type = arg_type;
+        if(output_type == rocblas_datatype_i8_r)
+        {
+            output_type = rocblas_datatype_i32_r;
+        }
+        compute_type = output_type;
         if(compute_fp32)
         {
             if(arg_type == rocblas_datatype_f16_r)

src/targets/gpu/include/migraphx/gpu/gemm.hpp

@@ -112,7 +112,7 @@ struct rocblas_gemm
     argument
     compute(context& ctx, const shape& output_shape, const std::vector<argument>& args) const
     {
-        if(this->name() == "gpu::gemm" or output_shape.type() == migraphx::shape::float_type)
+        if(this->name() == "gpu::gemm")
         {
             gemm_compute(ctx, output_shape, args, alpha, beta, compute_fp32, solution_idx);
         }

src/targets/ref/lowering.cpp

@@ -24,7 +24,6 @@
 
 #include <migraphx/ref/lowering.hpp>
 #include <migraphx/instruction.hpp>
-#include <migraphx/shape.hpp>
 #include <migraphx/dfor.hpp>
 #include <migraphx/op/identity.hpp>
 #include <migraphx/op/convolution.hpp>
@@ -308,46 +307,19 @@ struct ref_quant_gemm
     {
         argument result{output_shape};
         // first, convert the args[0] and args[1] from int8_t to int32_t
-        argument arg_0{{output_shape.type(), {args.at(0).get_shape().lens()}}};
-        argument arg_1{{output_shape.type(), {args.at(1).get_shape().lens()}}};
-        if(output_shape.type() == migraphx::shape::float_type)
-        {
+        argument arg_0{{shape::int32_type, {args.at(0).get_shape().lens()}}};
+        argument arg_1{{shape::int32_type, {args.at(1).get_shape().lens()}}};
         arg_0.visit([&](auto output) {
-                args.at(0).visit([&](auto input) {
-                    std::transform(input.begin(), input.end(), output.begin(), [&](const auto x) {
-                        return static_cast<float>(x);
-                    });
-                });
+            args.at(0).visit(
+                [&](auto input) { std::copy(input.begin(), input.end(), output.begin()); });
         });
 
         arg_1.visit([&](auto output) {
-                args.at(1).visit([&](auto input) {
-                    std::transform(input.begin(), input.end(), output.begin(), [&](const auto x) {
-                        return static_cast<float>(x);
-                    });
-                });
-            });
-            migemm(result, arg_0, arg_1, 1.0f, 0.0f);
-        }
-        else if(output_shape.type() == migraphx::shape::int32_type)
-        {
-            arg_0.visit([&](auto output) {
-                args.at(0).visit([&](auto input) {
-                    std::transform(input.begin(), input.end(), output.begin(), [&](const auto x) {
-                        return static_cast<int32_t>(x);
-                    });
-                });
+            args.at(1).visit(
+                [&](auto input) { std::copy(input.begin(), input.end(), output.begin()); });
         });
 
-            arg_1.visit([&](auto output) {
-                args.at(1).visit([&](auto input) {
-                    std::transform(input.begin(), input.end(), output.begin(), [&](const auto x) {
-                        return static_cast<int32_t>(x);
-                    });
-                });
-            });
         migemm(result, arg_0, arg_1, int32_t{1}, int32_t{0});
-        }
 
         return result;
     }