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https://github.com/MiyooCFW/buildroot.git
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5c1e9aaeb7
* [BOARD] don't use "preserve-paths" in srcname of profiling *.gcda data update PGO optimized libretro cores to not use `-fprofile-dir=path` * [PACKAGE] optionize PGO optimized builds PROFILE= 0 - don't use PGO YES - generate data at runtime APPLY - apply optimization at compilation step
45 lines
1.4 KiB
Diff
45 lines
1.4 KiB
Diff
diff --git a/Makefile.libretro b/Makefile.libretro
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index 1169d892..6ea2dfd6 100644
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--- a/Makefile.libretro
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+++ b/Makefile.libretro
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@@ -4,6 +4,7 @@ DEBUG ?= 0
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WANT_ZLIB ?= 1
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HAVE_CHD ?= 1
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USE_LIBRETRO_VFS ?= 0
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+PROFILE ?= 0
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# Dynarec options: lightrec, ari64
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DYNAREC ?= lightrec
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@@ -532,13 +533,29 @@ else ifneq (,$(findstring armv,$(platform)))
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else ifeq ($(platform), miyoo)
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TARGET := $(TARGET_NAME)_libretro.so
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- fpic := -fPIC
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- CFLAGS += -mcpu=arm926ej-s -fsingle-precision-constant
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+ fpic := -fno-PIC
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+ CFLAGS += -mcpu=arm926ej-s -fsingle-precision-constant -Ofast -fdata-sections -ffunction-sections -fsingle-precision-constant
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CFLAGS += -DGPU_UNAI_USE_INT_DIV_MULTINV -D_MIYOO
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+ CFLAGS += -flto=auto -fno-common -fno-ipa-cp -fno-caller-saves -fno-regmove -finline-limit=42 \
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+ -fuse-linker-plugin \
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+ -fno-stack-protector -fno-ident -fomit-frame-pointer \
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+ -fno-unroll-loops -ffast-math \
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+ -marm
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+ CXXFLAGS += $(CFLAGS)
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+ CPPFLAGS += $(CFLAGS)
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+ ASFLAGS += $(CFLAGS)
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+ THREAD_RENDERING := 1
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ARCH = arm
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BUILTIN_GPU = unai_old
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DYNAREC = ari64
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HAVE_NEON = 0
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+ BASE_ADDR_DYNAMIC := 1
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+ifeq ($(PROFILE), YES)
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+ CFLAGS += -fprofile-generate=$(HOMEPATH)/profile # rm path if you want dir structure intact at runtime
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+ LDFLAGS += -lgcov
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+else ifeq ($(PROFILE), APPLY)
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+ CFLAGS += -fprofile-use -fbranch-probabilities -Wno-error=coverage-mismatch
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+endif
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# Emscripten
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else ifeq ($(platform), emscripten)
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