Remove int8x4 format completely (#2373)

src/targets/gpu/rocblas.cpp

@@ -53,19 +53,6 @@ bool get_compute_fp32_flag()
     return (starts_with(device_name, "gfx9") and device_name >= "gfx908");
 }
 
-bool get_int8_x4_format(context& ctx)
-{
-#if ROCBLAS_VERSION_MAJOR >= 3
-    (void)(ctx);
-    return false;
-#else
-    // int8x4 packed format is only available starting from rocblas-v2.38 and it is deprecated in
-    // v3.0 and will be removed in v4.0
-    rocblas_gemm_flags flag;
-    rocblas_query_int8_layout_flag(ctx.get_stream().get_rocblas(), &flag);
-    return flag == rocblas_gemm_flags_pack_int8x4;
-#endif
-}
 } // namespace gpu
 } // namespace MIGRAPHX_INLINE_NS
 } // namespace migraphx

src/targets/gpu/target.cpp

@@ -63,7 +63,6 @@
 #include <migraphx/gpu/fuse_ops.hpp>
 #include <migraphx/gpu/prefuse_ops.hpp>
 #include <migraphx/gpu/lowering.hpp>
-#include <migraphx/gpu/pack_int8_args.hpp>
 #include <migraphx/gpu/schedule_model.hpp>
 #include <migraphx/gpu/sync_device.hpp>
 #include <migraphx/gpu/target.hpp>
@@ -154,7 +153,6 @@ std::vector<pass> target::get_passes(migraphx::context& gctx, const compile_opti
         dead_code_elimination{},
         compile_miopen{&gctx},
         dead_code_elimination{},
-        pack_int8_args{},
         dead_code_elimination{},
         fuse_ops{&ctx, options.fast_math},
         dead_code_elimination{},

test/verify/quant_conv_default_mode.cpp → test/verify/quant_conv_1.cpp

@@ -27,7 +27,7 @@
 #include <migraphx/generate.hpp>
 #include <migraphx/op/quant_convolution.hpp>
 
-struct quant_conv_default_mode : verify_program<quant_conv_default_mode>
+struct quant_conv_1 : verify_program<quant_conv_1>
 {
     migraphx::program create_program() const
     {

test/verify/quant_conv_int8x4_default.cpp → test/verify/quant_conv_2.cpp

@@ -27,7 +27,7 @@
 #include <migraphx/generate.hpp>
 #include <migraphx/op/quant_convolution.hpp>
 
-struct quant_conv_int8x4_default : verify_program<quant_conv_int8x4_default>
+struct quant_conv_2 : verify_program<quant_conv_2>
 {
     migraphx::program create_program() const
     {