mesa: Remove GLES overlay.

With core mesa doing runtime API checks, GLES overlay is no longer
needed.  Make --enable-gles-overlay equivalent to --enable-gles[12].
There may still be places where compile-time checks are done.  They
could be fixed case by case.

9 files changed, 18 insertions, 162 deletions

diff --git a/configs/autoconf.in b/configs/autoconf.in
index e2d70c63a1..3dceb1a6b0 100644
--- a/configs/autoconf.in
+++ b/configs/autoconf.in
@@ -15,7 +15,6 @@ ASM_FLAGS = @ASM_FLAGS@
 PIC_FLAGS = @PIC_FLAGS@
 DEFINES = @DEFINES@
 API_DEFINES = @API_DEFINES@
-GLES_OVERLAY = @GLES_OVERLAY@
 CFLAGS = @CPPFLAGS@ @CFLAGS@ \
 	$(OPT_FLAGS) $(PIC_FLAGS) $(ARCH_FLAGS) $(ASM_FLAGS) $(DEFINES)
 CXXFLAGS = @CPPFLAGS@ @CXXFLAGS@ \
diff --git a/configure.ac b/configure.ac
index 08a8b616f7..c00ecd0260 100644
--- a/configure.ac
+++ b/configure.ac
@@ -483,9 +483,9 @@ AC_ARG_ENABLE([gles2],
     [enable_gles2=no])
 AC_ARG_ENABLE([gles-overlay],
     [AS_HELP_STRING([--enable-gles-overlay],
-        [build separate OpenGL ES only libraries @<:@default=no@:>@])],
-    [enable_gles_overlay="$enableval"],
-    [enable_gles_overlay=no])
+        [DEPRECATED.  Same as --enable-gles1 and --enable-gles2])],
+    [enable_gles1="$enableval"; enable_gles2="$enableval"],
+    [])
 
 AC_ARG_ENABLE([openvg],
     [AS_HELP_STRING([--enable-openvg],
@@ -506,13 +506,11 @@ fi
 if test "x$enable_opengl" = xno -a \
         "x$enable_gles1" = xno -a \
         "x$enable_gles2" = xno -a \
-        "x$enable_gles_overlay" = xno -a \
         "x$enable_openvg" = xno; then
     AC_MSG_ERROR([at least one API should be enabled])
 fi
 
 API_DEFINES=""
-GLES_OVERLAY=0
 if test "x$enable_opengl" = xno; then
     API_DEFINES="$API_DEFINES -DFEATURE_GL=0"
 else
@@ -524,11 +522,7 @@ fi
 if test "x$enable_gles2" = xyes; then
     API_DEFINES="$API_DEFINES -DFEATURE_ES2=1"
 fi
-if test "x$enable_gles_overlay" = xyes; then
-    GLES_OVERLAY=1
-fi
 AC_SUBST([API_DEFINES])
-AC_SUBST([GLES_OVERLAY])
 
 dnl
 dnl Driver configuration. Options are xlib, dri and osmesa right now.
@@ -596,12 +590,15 @@ if test "x$enable_opengl" = xyes; then
     CORE_DIRS="$CORE_DIRS mapi/glapi"
 fi
 
-# build es1api and es2api if OpenGL ES is enabled
-case "x$enable_gles1$enable_gles2$enable_gles_overlay" in
-x*yes*)
-    CORE_DIRS="$CORE_DIRS mapi/es1api mapi/es2api"
-    ;;
-esac
+# build es1api if OpenGL ES 1.x is enabled
+if test "x$enable_gles1" = xyes; then
+    CORE_DIRS="$CORE_DIRS mapi/es1api"
+fi
+
+# build es2api if OpenGL ES 2.x is enabled
+if test "x$enable_gles2" = xyes; then
+    CORE_DIRS="$CORE_DIRS mapi/es2api"
+fi
 
 # build vgapi if OpenVG is enabled
 if test "x$enable_openvg" = xyes; then
@@ -609,7 +606,7 @@ if test "x$enable_openvg" = xyes; then
 fi
 
 # build glsl and mesa if OpenGL or OpenGL ES is enabled
-case "x$enable_opengl$enable_gles1$enable_gles2$enable_gles_overlay" in
+case "x$enable_opengl$enable_gles1$enable_gles2" in
 x*yes*)
     CORE_DIRS="$CORE_DIRS glsl mesa"
     ;;
@@ -1451,9 +1448,6 @@ x*yes*)
     EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(GL_LIB)'
     ;;
 esac
-if test "x$enable_gles_overlay" = xyes; then
-    EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(GLESv1_CM_LIB) $(GLESv2_LIB)'
-fi
 if test "x$enable_openvg" = xyes; then
     EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(VG_LIB)'
     VG_LIB_DEPS="$VG_LIB_DEPS -lpthread"
@@ -1746,7 +1740,6 @@ echo "        includedir:      $includedir"
 dnl API info
 echo ""
 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
-echo "        GLES overlay:    $enable_gles_overlay"
 echo "        OpenVG:          $enable_openvg"
 
 dnl Driver info
diff --git a/docs/egl.html b/docs/egl.html
index a92f9d1b1d..fb15086679 100644
--- a/docs/egl.html
+++ b/docs/egl.html
@@ -88,17 +88,6 @@ internal library that supports multiple APIs.</p>
 
 </li>
 
-<li><code>--enable-gles-overlay</code>
-
-<p>This option enables OpenGL ES as separate internal libraries.  This is an
-alternative approach to enable OpenGL ES.</p>
-
-<p>This is only supported by <code>egl_gallium</code>.  For systems using DRI
-drivers, <code>--enable-gles1</code> and <code>--enable-gles2</code> are
-suggested instead as all drivers will benefit.</p>
-
-</li>
-
 <li><code>--enable-openvg</code>
 
 <p>OpenVG must be explicitly enabled by this option.</p>
diff --git a/docs/opengles.html b/docs/opengles.html
index 63cc1146a2..742182e76a 100644
--- a/docs/opengles.html
+++ b/docs/opengles.html
@@ -17,7 +17,7 @@ target="_parent"> http://www.khronos.org/opengles/</a>.</p>
 
 <h2>Build the Libraries</h2>
 <ol>
-<li>Run <code>configure</code> with <code>--enable-gles-overlay</code> and enable the Gallium driver for your hardware.</li>
+<li>Run <code>configure</code> with <code>--enable-gles1 --enable-gles2</code> and enable the Gallium driver for your hardware.</li>
 <li>Build and install Mesa as usual.</li>
 </ol>
 
@@ -53,8 +53,6 @@ your build.  For example,</p>
 	<tr><td>Library Name</td><td>Used By</td><td>Enabled</td><td>OpenGL</td><td>OpenGL ES 1.x</td><td>OpenGL ES 2.x</td></tr>
 	<tr><td><code>libmesa.a</td><td>Classic DRI drivers</td><td>y</td><td>y</td><td>--enable-gles1</td><td>--enable-gles2</td></tr>
 	<tr><td><code>libmesagallium.a</td><td>Gallium EGL and DRI drivers</td><td>y</td><td>y</td><td>--enable-gles1</td><td>--enable-gles2</td></tr>
-	<tr><td><code>libes1gallium.a</td><td>Gallium EGL drivers</td><td>--enable-gles-overlay</td><td>n</td><td>y</td><td>n</td></tr>
-	<tr><td><code>libes2gallium.a</td><td>Gallium EGL drivers</td><td>--enable-gles-overlay</td><td>n</td><td>n</td><td>y</td></tr>
 </table>
 
 <h3>Dispatch Table</h3>
diff --git a/src/gallium/targets/egl/Makefile b/src/gallium/targets/egl/Makefile
index bb0edb9d89..3e36000a30 100644
--- a/src/gallium/targets/egl/Makefile
+++ b/src/gallium/targets/egl/Makefile
@@ -57,12 +57,6 @@ endif
 ifneq ($(filter $(GL_LIB), $(EGL_CLIENT_APIS)),)
 egl_CPPFLAGS += $(API_DEFINES)
 endif
-ifneq ($(filter $(GLESv1_CM_LIB), $(EGL_CLIENT_APIS)),)
-egl_CPPFLAGS += -DFEATURE_ES1=1
-endif
-ifneq ($(filter $(GLESv2_LIB), $(EGL_CLIENT_APIS)),)
-egl_CPPFLAGS += -DFEATURE_ES2=1
-endif
 ifneq ($(filter $(VG_LIB), $(EGL_CLIENT_APIS)),)
 egl_CPPFLAGS += -DFEATURE_VG=1
 endif
@@ -128,20 +122,10 @@ endif
 
 # OpenGL state tracker
 GL_CPPFLAGS := -I$(TOP)/src/mesa $(API_DEFINES)
-# do not link to $(GL_LIB) as the it supports GLES too
+# cannot not link to $(GL_LIB) as the app might want GLES
 GL_SYS := $(DRI_LIB_DEPS)
 GL_LIBS := $(TOP)/src/mesa/libmesagallium.a
 
-# OpenGL ES 1.x state tracker
-GLESv1_CM_CPPFLAGS := -I$(TOP)/src/mesa
-GLESv1_CM_SYS := $(DRI_LIB_DEPS) -l$(GLESv1_CM_LIB)
-GLESv1_CM_LIBS := $(TOP)/src/mesa/libes1gallium.a
-
-# OpenGL ES 2.x state tracker
-GLESv2_CPPFLAGS := -I$(TOP)/src/mesa
-GLESv2_SYS := $(DRI_LIB_DEPS) -l$(GLESv2_LIB)
-GLESv2_LIBS := $(TOP)/src/mesa/libes2gallium.a
-
 # OpenVG state tracker
 OpenVG_CPPFLAGS := -I$(TOP)/src/gallium/state_trackers/vega
 OpenVG_SYS := -lm -l$(VG_LIB)
@@ -226,12 +210,6 @@ $(OUTPUT_PATH)/$(PIPE_PREFIX)swrast.so: pipe_swrast.o $(swrast_LIBS)
 $(OUTPUT_PATH)/$(ST_PREFIX)$(GL_LIB).so: st_GL.o $(GL_LIBS)
 	$(call mklib-cxx,GL)
 
-$(OUTPUT_PATH)/$(ST_PREFIX)$(GLESv1_CM_LIB).so: st_GLESv1_CM.o $(GLESv1_CM_LIBS)
-	$(call mklib-cxx,GLESv1_CM)
-
-$(OUTPUT_PATH)/$(ST_PREFIX)$(GLESv2_LIB).so: st_GLESv2.o $(GLESv2_LIBS)
-	$(call mklib-cxx,GLESv2)
-
 $(OUTPUT_PATH)/$(ST_PREFIX)$(VG_LIB).so: st_OpenVG.o $(OpenVG_LIBS)
 	$(call mklib,OpenVG)
 
diff --git a/src/gallium/targets/egl/egl.c b/src/gallium/targets/egl/egl.c
index bb182ba984..61fe5069e9 100644
--- a/src/gallium/targets/egl/egl.c
+++ b/src/gallium/targets/egl/egl.c
@@ -205,19 +205,7 @@ get_st_api_full(enum st_api_type api, enum st_profile_type profile)
    switch (api) {
    case ST_API_OPENGL:
       symbol = ST_CREATE_OPENGL_SYMBOL;
-      switch (profile) {
-      case ST_PROFILE_OPENGL_ES1:
-         names[count++] = "GLESv1_CM";
-         names[count++] = "GL";
-         break;
-      case ST_PROFILE_OPENGL_ES2:
-         names[count++] = "GLESv2";
-         names[count++] = "GL";
-         break;
-      default:
-         names[count++] = "GL";
-         break;
-      }
+      names[count++] = "GL";
       break;
    case ST_API_OPENVG:
       symbol = ST_CREATE_OPENVG_SYMBOL;
diff --git a/src/gallium/targets/egl/st_GLESv1_CM.c b/src/gallium/targets/egl/st_GLESv1_CM.c
deleted file mode 100644
index c1df844aa4..0000000000
--- a/src/gallium/targets/egl/st_GLESv1_CM.c
+++ /dev/null
@@ -1,8 +0,0 @@
-#include "state_tracker/st_gl_api.h"
-#include "egl.h"
-
-PUBLIC struct st_api *
-st_api_create_OpenGL(void)
-{
-   return st_gl_api_create();
-}
diff --git a/src/gallium/targets/egl/st_GLESv2.c b/src/gallium/targets/egl/st_GLESv2.c
deleted file mode 100644
index c1df844aa4..0000000000
--- a/src/gallium/targets/egl/st_GLESv2.c
+++ /dev/null
@@ -1,8 +0,0 @@
-#include "state_tracker/st_gl_api.h"
-#include "egl.h"
-
-PUBLIC struct st_api *
-st_api_create_OpenGL(void)
-{
-   return st_gl_api_create();
-}
diff --git a/src/mesa/Makefile b/src/mesa/Makefile
index 8b0756b84e..0d1da016b3 100644
--- a/src/mesa/Makefile
+++ b/src/mesa/Makefile
@@ -6,37 +6,20 @@ include $(TOP)/configs/current
 MESA_LIBS := libmesa.a libmesagallium.a
 DEPENDS := depend
 
-ifeq ($(GLES_OVERLAY),1)
-ES1_LIBS := libes1gallium.a
-ES2_LIBS := libes2gallium.a
-DEPENDS += depend.es1 depend.es2
-endif
-
 MESA_OBJ_DIR := .
-ES1_OBJ_DIR := objs-es1
-ES2_OBJ_DIR := objs-es2
 
 
 include sources.mak
 
 # adjust object dirs
-ES1_OBJECTS := $(addprefix $(ES1_OBJ_DIR)/, $(MESA_OBJECTS))
-ES2_OBJECTS := $(addprefix $(ES2_OBJ_DIR)/, $(MESA_OBJECTS))
 MESA_OBJECTS := $(addprefix $(MESA_OBJ_DIR)/, $(MESA_OBJECTS))
-
-ES1_GALLIUM_OBJECTS := $(addprefix $(ES1_OBJ_DIR)/, $(MESA_GALLIUM_OBJECTS))
-ES2_GALLIUM_OBJECTS := $(addprefix $(ES2_OBJ_DIR)/, $(MESA_GALLIUM_OBJECTS))
 MESA_GALLIUM_OBJECTS := $(addprefix $(MESA_OBJ_DIR)/, $(MESA_GALLIUM_OBJECTS))
 
 # define preprocessor flags
 MESA_CPPFLAGS := $(API_DEFINES) $(DEFINES)
-ES1_CPPFLAGS := -DFEATURE_ES1=1 $(DEFINES)
-ES2_CPPFLAGS := -DFEATURE_ES2=1 $(DEFINES)
 
 # append include dirs
 MESA_CPPFLAGS += $(INCLUDE_DIRS) $(TALLOC_CFLAGS)
-ES1_CPPFLAGS += -I$(TOP)/src/mapi/es1api $(INCLUDE_DIRS) $(TALLOC_CFLAGS)
-ES2_CPPFLAGS += -I$(TOP)/src/mapi/es2api $(INCLUDE_DIRS) $(TALLOC_CFLAGS)
 
 # tidy compiler flags
 CFLAGS := $(filter-out $(DEFINES), $(CFLAGS))
@@ -44,8 +27,6 @@ CXXFLAGS := $(filter-out $(DEFINES), $(CXXFLAGS))
 
 # LLVM is needed for the state tracker
 MESA_CFLAGS := $(LLVM_CFLAGS)
-ES1_CFLAGS := $(LLVM_CFLAGS)
-ES2_CFLAGS := $(LLVM_CFLAGS)
 
 define mesa-cc-c
 	@mkdir -p $(dir $@)
@@ -66,29 +47,9 @@ $(MESA_OBJ_DIR)/%.o: %.cpp
 $(MESA_OBJ_DIR)/%.o: %.S
 	$(call mesa-cc-c,MESA)
 
-$(ES1_OBJ_DIR)/%.o: %.c
-	$(call mesa-cc-c,ES1)
-
-$(ES1_OBJ_DIR)/%.o: %.cpp
-	$(call mesa-cxx-c,ES1)
-
-$(ES1_OBJ_DIR)/%.o: %.S
-	$(call mesa-cc-c,ES1)
-
-$(ES2_OBJ_DIR)/%.o: %.c
-	$(call mesa-cc-c,ES2)
-
-$(ES2_OBJ_DIR)/%.o: %.cpp
-	$(call mesa-cxx-c,ES2)
-
-$(ES2_OBJ_DIR)/%.o: %.S
-	$(call mesa-cc-c,ES2)
-
-
 # Default: build dependencies, then asm_subdirs, GLSL built-in lib,
 # then convenience libs (.a) and finally the device drivers:
-default: $(DEPENDS) asm_subdirs \
-	$(MESA_LIBS) $(ES1_LIBS) $(ES2_LIBS) driver_subdirs
+default: $(DEPENDS) asm_subdirs $(MESA_LIBS) driver_subdirs
 
 main/api_exec_es1.c: main/APIspec.xml main/es_generator.py main/APIspecutil.py main/APIspec.py
 	$(PYTHON2) $(PYTHON_FLAGS) main/es_generator.py -S main/APIspec.xml -V GLES1.1 > $@
@@ -103,22 +64,10 @@ main/api_exec_es2.c: main/APIspec.xml main/es_generator.py main/APIspecutil.py m
 libmesa.a: $(MESA_OBJECTS) $(GLSL_LIBS)
 	@ $(MKLIB) -o mesa -static $(MESA_OBJECTS) $(GLSL_LIBS)
 
-libes1.a: $(ES1_OBJECTS) $(GLSL_LIBS)
-	@$(MKLIB) -o es1 -static $(ES1_OBJECTS) $(GLSL_LIBS)
-
-libes2.a: $(ES2_OBJECTS) $(GLSL_LIBS)
-	@$(MKLIB) -o es2 -static $(ES2_OBJECTS) $(GLSL_LIBS)
-
 # Make archive of subset of core mesa object files for gallium
 libmesagallium.a: $(MESA_GALLIUM_OBJECTS) $(GLSL_LIBS)
 	@ $(MKLIB) -o mesagallium -static $(MESA_GALLIUM_OBJECTS) $(GLSL_LIBS)
 
-libes1gallium.a: $(ES1_GALLIUM_OBJECTS) $(GLSL_LIBS)
-	@$(MKLIB) -o es1gallium -static $(ES1_GALLIUM_OBJECTS) $(GLSL_LIBS)
-
-libes2gallium.a: $(ES2_GALLIUM_OBJECTS) $(GLSL_LIBS)
-	@$(MKLIB) -o es2gallium -static $(ES2_GALLIUM_OBJECTS) $(GLSL_LIBS)
-
 ######################################################################
 # Device drivers
 driver_subdirs: $(MESA_LIBS)
@@ -146,18 +95,6 @@ depend: $(ALL_SOURCES)
 	@$(MKDEP) $(MKDEP_OPTIONS) -p$(MESA_OBJ_DIR)/ $(MESA_CPPFLAGS) \
 		$(ALL_SOURCES) > /dev/null 2>/dev/null
 
-depend.es1: $(ALL_SOURCES)
-	@echo "running $(MKDEP) for ES1"
-	@touch $@
-	@$(MKDEP) $(MKDEP_OPTIONS) -f$@ -p$(ES1_OBJ_DIR)/ $(ES1_CPPFLAGS) \
-		$(ALL_SOURCES) > /dev/null 2>/dev/null
-
-depend.es2: $(ALL_SOURCES)
-	@echo "running $(MKDEP) for ES2"
-	@touch $@
-	@$(MKDEP) $(MKDEP_OPTIONS) -f$@ -p$(ES2_OBJ_DIR)/ $(ES2_CPPFLAGS) \
-		$(ALL_SOURCES) > /dev/null 2>/dev/null
-
 ######################################################################
 # Installation rules
 
@@ -234,17 +171,7 @@ install-dri: default
 tags:
 	etags `find . -name \*.[ch]` $(TOP)/include/GL/*.h
 
-clean-es1:
-	-rm -f $(ES1_LIBS)
-	-rm -rf $(ES1_OBJ_DIR)
-	-rm -f depend.es1 depend.es1.bak
-
-clean-es2:
-	-rm -f $(ES2_LIBS)
-	-rm -rf $(ES2_OBJ_DIR)
-	-rm -f depend.es2 depend.es2.bak
-
-clean: clean-es1 clean-es2
+clean:
 	-rm -f */*.o
 	-rm -f */*/*.o
 	-rm -f depend depend.bak libmesa.a libmesagallium.a