clover: Remove the TGSI backend as unused

Reviewed-by: Karol Herbst <kherbst@redhat.com>
Reviewed-by: Francisco Jerez <currojerez@riseup.net>

7 files changed, 9 insertions, 196 deletions

diff --git a/src/gallium/state_trackers/clover/Makefile.am b/src/gallium/state_trackers/clover/Makefile.am
index c92b2cdd274..32ed04f6a2c 100644
--- a/src/gallium/state_trackers/clover/Makefile.am
+++ b/src/gallium/state_trackers/clover/Makefile.am
@@ -33,14 +33,7 @@ cl_HEADERS = \
 	$(top_srcdir)/include/CL/opencl.h
 endif
 
-noinst_LTLIBRARIES = libclover.la libcltgsi.la libclllvm.la
-
-libcltgsi_la_CXXFLAGS = \
-	$(CXX11_CXXFLAGS) \
-	$(CLOVER_STD_OVERRIDE) \
-	$(VISIBILITY_CXXFLAGS)
-
-libcltgsi_la_SOURCES = $(TGSI_SOURCES)
+noinst_LTLIBRARIES = libclover.la libclllvm.la
 
 libclllvm_la_CXXFLAGS = \
 	$(CXX11_CXXFLAGS) \
@@ -61,7 +54,7 @@ libclover_la_CXXFLAGS = \
 	$(VISIBILITY_CXXFLAGS)
 
 libclover_la_LIBADD = \
-	libcltgsi.la libclllvm.la
+	libclllvm.la
 
 libclover_la_SOURCES = $(CPP_SOURCES)
 
diff --git a/src/gallium/state_trackers/clover/Makefile.sources b/src/gallium/state_trackers/clover/Makefile.sources
index e9828b107b5..5167ca75af4 100644
--- a/src/gallium/state_trackers/clover/Makefile.sources
+++ b/src/gallium/state_trackers/clover/Makefile.sources
@@ -62,7 +62,3 @@ LLVM_SOURCES := \
 	llvm/invocation.hpp \
 	llvm/metadata.hpp \
 	llvm/util.hpp
-
-TGSI_SOURCES := \
-	tgsi/compiler.cpp \
-	tgsi/invocation.hpp
diff --git a/src/gallium/state_trackers/clover/core/device.cpp b/src/gallium/state_trackers/clover/core/device.cpp
index 0d911e37514..1fae465dae4 100644
--- a/src/gallium/state_trackers/clover/core/device.cpp
+++ b/src/gallium/state_trackers/clover/core/device.cpp
@@ -244,15 +244,7 @@ device::vendor_name() const {
 
 enum pipe_shader_ir
 device::ir_format() const {
-   int supported_irs =
-      pipe->get_shader_param(pipe, PIPE_SHADER_COMPUTE,
-                             PIPE_SHADER_CAP_SUPPORTED_IRS);
-
-   if (supported_irs & (1 << PIPE_SHADER_IR_NATIVE)) {
-      return PIPE_SHADER_IR_NATIVE;
-   }
-
-   return PIPE_SHADER_IR_TGSI;
+   return PIPE_SHADER_IR_NATIVE;
 }
 
 std::string
diff --git a/src/gallium/state_trackers/clover/core/program.cpp b/src/gallium/state_trackers/clover/core/program.cpp
index 4e74fccd973..ec71d99b017 100644
--- a/src/gallium/state_trackers/clover/core/program.cpp
+++ b/src/gallium/state_trackers/clover/core/program.cpp
@@ -22,7 +22,6 @@
 
 #include "core/program.hpp"
 #include "llvm/invocation.hpp"
-#include "tgsi/invocation.hpp"
 
 using namespace clover;
 
@@ -51,10 +50,9 @@ program::compile(const ref_vector<device> &devs, const std::string &opts,
          std::string log;
 
          try {
-            const module m = (dev.ir_format() == PIPE_SHADER_IR_TGSI ?
-                              tgsi::compile_program(_source, log) :
-                              llvm::compile_program(_source, headers, dev,
-                                                    opts, log));
+            assert(dev.ir_format() == PIPE_SHADER_IR_NATIVE);
+            const module m = llvm::compile_program(_source, headers, dev, opts,
+                                                   log);
             _builds[&dev] = { m, opts, log };
          } catch (...) {
             _builds[&dev] = { module(), opts, log };
@@ -76,9 +74,8 @@ program::link(const ref_vector<device> &devs, const std::string &opts,
       std::string log = _builds[&dev].log;
 
       try {
-         const module m = (dev.ir_format() == PIPE_SHADER_IR_TGSI ?
-                           tgsi::link_program(ms) :
-                           llvm::link_program(ms, dev, opts, log));
+         assert(dev.ir_format() == PIPE_SHADER_IR_NATIVE);
+         const module m = llvm::link_program(ms, dev, opts, log);
          _builds[&dev] = { m, opts, log };
       } catch (...) {
          _builds[&dev] = { module(), opts, log };
diff --git a/src/gallium/state_trackers/clover/meson.build b/src/gallium/state_trackers/clover/meson.build
index 62ac5f5278d..2ff060bf35b 100644
--- a/src/gallium/state_trackers/clover/meson.build
+++ b/src/gallium/state_trackers/clover/meson.build
@@ -25,14 +25,6 @@ if with_opencl_icd
   clover_cpp_args += '-DHAVE_CLOVER_ICD'
 endif
 
-libcltgsi = static_library(
-  'cltgsi',
-  files('tgsi/compiler.cpp', 'tgsi/invocation.hpp'),
-  include_directories : clover_incs,
-  cpp_args : [cpp_vis_args],
-  override_options : clover_cpp_std,
-)
-
 libclllvm = static_library(
   'clllvm',
   files(
@@ -120,6 +112,6 @@ libclover = static_library(
   [clover_files, sha1_h],
   include_directories : clover_incs,
   cpp_args : [clover_cpp_args, cpp_vis_args],
-  link_with : [libcltgsi, libclllvm],
+  link_with : [libclllvm],
   override_options : clover_cpp_std,
 )
diff --git a/src/gallium/state_trackers/clover/tgsi/compiler.cpp b/src/gallium/state_trackers/clover/tgsi/compiler.cpp
deleted file mode 100644
index e165311fa41..00000000000
--- a/src/gallium/state_trackers/clover/tgsi/compiler.cpp
+++ /dev/null
@@ -1,120 +0,0 @@
-//
-// Copyright 2012 Francisco Jerez
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the "Software"),
-// to deal in the Software without restriction, including without limitation
-// the rights to use, copy, modify, merge, publish, distribute, sublicense,
-// and/or sell copies of the Software, and to permit persons to whom the
-// Software is furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
-// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
-// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-// OTHER DEALINGS IN THE SOFTWARE.
-//
-
-#include <sstream>
-
-#include "tgsi/invocation.hpp"
-#include "core/error.hpp"
-
-#include "tgsi/tgsi_parse.h"
-#include "tgsi/tgsi_text.h"
-#include "util/u_memory.h"
-
-using namespace clover;
-
-namespace {
-   void
-   read_header(const std::string &header, module &m, std::string &r_log) {
-      std::istringstream ls(header);
-      std::string line;
-
-      while (getline(ls, line)) {
-         std::istringstream ts(line);
-         std::string name, tok;
-         module::size_t offset;
-         std::vector<module::argument> args;
-
-         if (!(ts >> name))
-            continue;
-
-         if (!(ts >> offset)) {
-            r_log = "invalid kernel start address";
-            throw build_error();
-         }
-
-         while (ts >> tok) {
-            if (tok == "scalar")
-               args.push_back({ module::argument::scalar, 4 });
-            else if (tok == "global")
-               args.push_back({ module::argument::global, 4 });
-            else if (tok == "local")
-               args.push_back({ module::argument::local, 4 });
-            else if (tok == "constant")
-               args.push_back({ module::argument::constant, 4 });
-            else if (tok == "image2d_rd")
-               args.push_back({ module::argument::image2d_rd, 4 });
-            else if (tok == "image2d_wr")
-               args.push_back({ module::argument::image2d_wr, 4 });
-            else if (tok == "image3d_rd")
-               args.push_back({ module::argument::image3d_rd, 4 });
-            else if (tok == "image3d_wr")
-               args.push_back({ module::argument::image3d_wr, 4 });
-            else if (tok == "sampler")
-               args.push_back({ module::argument::sampler, 0 });
-            else {
-               r_log = "invalid kernel argument";
-               throw build_error();
-            }
-         }
-
-         m.syms.push_back({ name, 0, offset, args });
-      }
-   }
-
-   void
-   read_body(const char *source, module &m, std::string &r_log) {
-      tgsi_token prog[1024];
-
-      if (!tgsi_text_translate(source, prog, ARRAY_SIZE(prog))) {
-         r_log = "translate failed";
-         throw build_error();
-      }
-
-      unsigned sz = tgsi_num_tokens(prog) * sizeof(tgsi_token);
-      std::vector<char> data( (char *)prog, (char *)prog + sz );
-      m.secs.push_back({ 0, module::section::text_executable, sz, data });
-   }
-}
-
-module
-clover::tgsi::compile_program(const std::string &source, std::string &r_log) {
-   const size_t body_pos = source.find("COMP\n");
-   if (body_pos == std::string::npos) {
-      r_log = "invalid source";
-      throw build_error();
-   }
-
-   const char *body = &source[body_pos];
-   module m;
-
-   read_header({ source.begin(), source.begin() + body_pos }, m, r_log);
-   read_body(body, m, r_log);
-
-   return m;
-}
-
-module
-clover::tgsi::link_program(const std::vector<module> &modules)
-{
-   assert(modules.size() == 1 && "Not implemented");
-   return modules[0];
-}
diff --git a/src/gallium/state_trackers/clover/tgsi/invocation.hpp b/src/gallium/state_trackers/clover/tgsi/invocation.hpp
deleted file mode 100644
index ae08461b014..00000000000
--- a/src/gallium/state_trackers/clover/tgsi/invocation.hpp
+++ /dev/null
@@ -1,37 +0,0 @@
-//
-// Copyright 2016 Francisco Jerez
-//
-// Permission is hereby granted, free of charge, to any person obtaining a
-// copy of this software and associated documentation files (the "Software"),
-// to deal in the Software without restriction, including without limitation
-// the rights to use, copy, modify, merge, publish, distribute, sublicense,
-// and/or sell copies of the Software, and to permit persons to whom the
-// Software is furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
-// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
-// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-// OTHER DEALINGS IN THE SOFTWARE.
-//
-
-#ifndef CLOVER_TGSI_INVOCATION_HPP
-#define CLOVER_TGSI_INVOCATION_HPP
-
-#include "core/module.hpp"
-
-namespace clover {
-   namespace tgsi {
-      module compile_program(const std::string &source,
-                             std::string &r_log);
-
-      module link_program(const std::vector<module> &modules);
-   }
-}
-
-#endif