Undo main/wWinMain changes in preparation for new method

of doing a startup AVX check.

This reverts commit 4030cff3ec.

src/xenia/cpu/ppc/testing/premake5.lua

@@ -18,7 +18,6 @@ project("xenia-cpu-ppc-tests")
   files({
     "ppc_testing_main.cc",
     "../../../base/main_"..platform_suffix..".cc",
-    "../../../base/main_entrypoint_"..platform_suffix..".cc",
   })
   files({
     "*.s",
@@ -26,11 +25,8 @@ project("xenia-cpu-ppc-tests")
   includedirs({
     project_root.."/third_party/gflags/src",
   })
-
   filter("files:*.s")
     flags({"ExcludeFromBuild"})
-  filter("files:../../../base/main_entrypoint_"..platform_suffix..".cc")
-    vectorextensions("IA32")  -- Disable AVX so our AVX check/error can happen.
   filter("platforms:Windows")
     debugdir(project_root)
     debugargs({
@@ -55,12 +51,14 @@ project("xenia-cpu-ppc-nativetests")
   files({
     "ppc_testing_native_main.cc",
     "../../../base/main_"..platform_suffix..".cc",
-    "../../../base/main_entrypoint_"..platform_suffix..".cc",
   })
   files({
     "instr_*.s",
     "seq_*.s",
   })
+  filter("files:instr_*.s", "files:seq_*.s")
+    flags({"ExcludeFromBuild"})
+  filter({})
   includedirs({
     project_root.."/third_party/gflags/src",
   })
@@ -72,9 +70,4 @@ project("xenia-cpu-ppc-nativetests")
     "ppc_testing_native_thunks.s",
   })
 
-  filter("files:instr_*.s", "files:seq_*.s")
-    flags({"ExcludeFromBuild"})
-  filter("files:../../../base/main_entrypoint_"..platform_suffix..".cc")
-    vectorextensions("IA32")  -- Disable AVX so our AVX check/error can happen.
-
 end