From 064e95a38e52c6e0199ffb3d42968c6ad6dbb0c9 Mon Sep 17 00:00:00 2001
From: Richard Knight <q@1bpm.net>
Date: Wed, 21 Jul 2021 22:34:27 +0100
Subject: update cmake for 32bit

---
 cmake/CompilerOptimizations.cmake | 53 ++++++++++++++++++++++++++++++++++++
 cmake/Modules/FindCsound.cmake    | 56 +++++++++++++++++++++++++++++----------
 2 files changed, 95 insertions(+), 14 deletions(-)
 create mode 100644 cmake/CompilerOptimizations.cmake

(limited to 'cmake')

diff --git a/cmake/CompilerOptimizations.cmake b/cmake/CompilerOptimizations.cmake
new file mode 100644
index 0000000..543daf8
--- /dev/null
+++ b/cmake/CompilerOptimizations.cmake
@@ -0,0 +1,53 @@
+
+check_c_compiler_flag(-ftree-vectorize HAS_TREE_VECTORIZE)
+check_cxx_compiler_flag(-ftree-vectorize HAS_CXX_TREE_VECTORIZE)
+if (HAS_TREE_VECTORISE)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ftree-vectorize")
+endif()
+if (HAS_CXX_TREE_VECTORISE)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ftree-vectorize")
+endif()
+
+
+check_c_compiler_flag(-ffast-math HAS_FAST_MATH)
+check_cxx_compiler_flag(-ffast-math HAS_CXX_FAST_MATH)
+if (HAS_FAST_MATH AND NOT MINGW)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ffast-math")
+endif()
+if (HAS_CXX_FAST_MATH AND NOT MINGW)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ffast-math")
+endif()
+
+
+
+if(NOT "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
+check_c_compiler_flag(-mfpmath=sse HAS_FPMATH_SSE)
+check_cxx_compiler_flag(-mfpmath=sse HAS_CXX_FPMATH_SSE)
+  if (HAS_FPMATH_SSE)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mfpmath=sse")
+endif()
+if (HAS_CXX_FPMATH_SSE)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mfpmath=sse")
+endif()
+
+endif()
+
+
+check_c_compiler_flag(-msse2 HAS_SSE2)
+check_cxx_compiler_flag(-msse2 HAS_CXX_SSE2)
+  if (HAS_SSE2 AND NOT IOS AND NOT WASM)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse2")
+endif()
+if (HAS_CXX_SSE2 AND NOT IOS AND NOT WASM)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse2")
+endif()
+
+
+check_c_compiler_flag(-fomit-frame-pointer HAS_OMIT_FRAME_POINTER)
+check_cxx_compiler_flag(-fomit-frame-pointer HAS_CXX_OMIT_FRAME_POINTER)
+if (HAS_OMIT_FRAME_POINTER)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fomit-frame-pointer")
+endif()
+if (HAS_CXX_OMIT_FRAME_POINTER)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fomit-frame-pointer")
+endif()
diff --git a/cmake/Modules/FindCsound.cmake b/cmake/Modules/FindCsound.cmake
index b5631c9..24c90d9 100644
--- a/cmake/Modules/FindCsound.cmake
+++ b/cmake/Modules/FindCsound.cmake
@@ -4,25 +4,53 @@
 #  CSOUND_INCLUDE_DIRS - The Csound include directories.
 #  CSOUND_LIBRARIES - The libraries needed to use the Csound library.
 
-if(APPLE)
-  find_path(CSOUND_INCLUDE_DIR csound.h HINTS /Library/Frameworks/CsoundLib64.framework/Headers
-  "$ENV{HOME}/Library/Frameworks/CsoundLib64.framework/Headers")
-elseif(WIN32)
-  find_path(CSOUND_INCLUDE_DIR csound.h PATH_SUFFIXES csound 
+# RKnight 2021-07-21 : quick copy paste hack to deal with 32 bit if not using double
+
+if(USE_DOUBLE)
+  # 64 bit
+  if(APPLE)
+    find_path(CSOUND_INCLUDE_DIR csound.h HINTS /Library/Frameworks/CsoundLib64.framework/Headers
+    "$ENV{HOME}/Library/Frameworks/CsoundLib64.framework/Headers")
+  elseif(WIN32)
+    find_path(CSOUND_INCLUDE_DIR csound.h PATH_SUFFIXES csound 
             HINTS "c:\\Program Files\\Csound6_x64\\include")
-else()
-  find_path(CSOUND_INCLUDE_DIR csound.h PATH_SUFFIXES csound)
-endif()
+  else()
+    find_path(CSOUND_INCLUDE_DIR csound.h PATH_SUFFIXES csound)
+  endif()
+
+  if(APPLE)
+    find_library(CSOUND_LIBRARY NAMES CsoundLib64 HINTS /Library/Frameworks/CsoundLib64.framework/
+    "$ENV{HOME}/Library/Frameworks/CsoundLib64.framework")
+  elseif(WIN32)
+    find_library(CSOUND_LIBRARY NAMES csound64 HINTS "c:\\Program Files\\Csound6_x64\\lib")
+  else()
+    find_library(CSOUND_LIBRARY NAMES csound64 csound)
+  endif()
 
-if(APPLE)
-  find_library(CSOUND_LIBRARY NAMES CsoundLib64 HINTS /Library/Frameworks/CsoundLib64.framework/
-  "$ENV{HOME}/Library/Frameworks/CsoundLib64.framework")
-elseif(WIN32)
-  find_library(CSOUND_LIBRARY NAMES csound64 HINTS "c:\\Program Files\\Csound6_x64\\lib")
 else()
-  find_library(CSOUND_LIBRARY NAMES csound64 csound)
+  # 32 bit
+  if(APPLE)
+    find_path(CSOUND_INCLUDE_DIR csound.h HINTS /Library/Frameworks/CsoundLib.framework/Headers
+    "$ENV{HOME}/Library/Frameworks/CsoundLib.framework/Headers")
+  elseif(WIN32)
+    find_path(CSOUND_INCLUDE_DIR csound.h PATH_SUFFIXES csound 
+            HINTS "c:\\Program Files (x86)\\Csound6\\include")
+  else()
+    find_path(CSOUND_INCLUDE_DIR csound.h PATH_SUFFIXES csound)
+  endif()
+
+  if(APPLE)
+    find_library(CSOUND_LIBRARY NAMES CsoundLib HINTS /Library/Frameworks/CsoundLib.framework/
+    "$ENV{HOME}/Library/Frameworks/CsoundLib.framework")
+  elseif(WIN32)
+    find_library(CSOUND_LIBRARY NAMES csound HINTS "c:\\Program Files (x86)\\Csound6\\lib")
+  else()
+    find_library(CSOUND_LIBRARY NAMES csound csound)
+  endif()
+
 endif()
 
+
 include(FindPackageHandleStandardArgs)
 # handle the QUIETLY and REQUIRED arguments and set CSOUND_FOUND to TRUE
 # if all listed variables are TRUE
-- 
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