Configure compiler with available zero page.

mysterymath · mysterymath · commit 119c2758c113 · 2022-07-18T20:40:04.000-07:00
diff --git a/cmake/platform.cmake b/cmake/platform.cmake
@@ -68,6 +68,10 @@ function(platform name)
     return()
   endif()
 
+  if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/clang.cfg)
+    file(READ ${CMAKE_CURRENT_SOURCE_DIR}/clang.cfg CONFIG)
+  endif()
+
   # Add Clang configuration file.
   set(clang_config ${CMAKE_CURRENT_BINARY_DIR}/mos-${PLATFORM}.cfg)
   if(PARENT)
diff --git a/mos-platform/atari8/clang.cfg b/mos-platform/atari8/clang.cfg
@@ -0,0 +1 @@
+-mlto-zp=206
diff --git a/mos-platform/commodore/clang.cfg b/mos-platform/commodore/clang.cfg
@@ -0,0 +1 @@
+-mlto-zp=110
diff --git a/mos-platform/derived.cfg b/mos-platform/derived.cfg
@@ -4,6 +4,8 @@
 -isystem <CFGDIR>/../mos-platform/${PLATFORM}/include
 -L<CFGDIR>/../mos-platform/${PLATFORM}/lib
 
+# Include target-specific flags.
+${CONFIG}
+
 # Include parent configuration afterwards to give it lesser precedence.
 @mos-${PARENT}.cfg
-
diff --git a/mos-platform/dodo/clang.cfg b/mos-platform/dodo/clang.cfg
@@ -0,0 +1 @@
+-mlto-zp=182
diff --git a/mos-platform/nes/clang.cfg b/mos-platform/nes/clang.cfg
@@ -0,0 +1 @@
+-mlto-zp=224
diff --git a/mos-platform/osi-c1p/clang.cfg b/mos-platform/osi-c1p/clang.cfg
@@ -0,0 +1 @@
+-mlto-zp=222
diff --git a/mos-platform/root.cfg b/mos-platform/root.cfg
@@ -11,3 +11,6 @@
 # Place directories in include and linker search paths.
 -isystem <CFGDIR>/../mos-platform/${PLATFORM}/include
 -L<CFGDIR>/../mos-platform/${PLATFORM}/lib
+
+# Include target-specific flags.
+${CONFIG}
diff --git a/mos-platform/sim/clang.cfg b/mos-platform/sim/clang.cfg
@@ -0,0 +1 @@
+-mlto-zp=224
