diff --git a/Makefile b/Makefile
index a01c4df..3d08eea 100644
--- a/Makefile
+++ b/Makefile
@@ -5,6 +5,8 @@ TARGET ?= pcsx
 CFLAGS += -Wall -Iinclude -ffast-math
 ifeq ($(DEBUG), 1)
 CFLAGS += -O0 -ggdb
+else ifneq (,$(OPTIMIZE))
+CFLAGS += $(OPTIMIZE)
 else
 ifeq ($(platform), $(filter $(platform), vita ctr))
 CFLAGS += -O3 -DNDEBUG
diff --git a/Makefile.libretro b/Makefile.libretro
index 1ecd359..7faf5c7 100644
--- a/Makefile.libretro
+++ b/Makefile.libretro
@@ -347,6 +347,27 @@ else ifeq ($(platform), rpi4_64)
         fpic := -fPIC
         CFLAGS += -march=armv8-a+crc+simd -mtune=cortex-a72 -ftree-vectorize
 
+else ifeq ($(platform), trimui)
+	TARGET := $(TARGET_NAME)_libretro.so
+	CC = $(CROSS_COMPILE)gcc
+	CXX = $(CROSS_COMPILE)g++
+
+	CFLAGS += -mcpu=arm926ej-s -mtune=arm926ej-s
+	CFLAGS += -DGPULIB_USE_MMAP -DGPU_UNAI_USE_INT_DIV_MULTINV
+	CFLAGS += -ffast-math -fdata-sections -ffunction-sections -fsingle-precision-constant -flto -fno-PIC
+	LDFLAGS += -flto
+	ifeq (,$(DEBUG))
+		LDFLAGS += -s
+	endif
+	CPU_ARCH := arm
+	OPTIMIZE := -Ofast -DNDEBUG
+
+	DRC_CACHE_BASE = 0
+	BUILTIN_GPU = unai
+	DYNAREC = ari64
+	ARCH = arm
+	HAVE_NEON = 0
+
 # Classic Platforms ####################
 # Platform affix = classic_<ISA>_<µARCH>
 # Help at https://modmyclassic.com/comp
@@ -459,6 +480,13 @@ CFLAGS += $(fpic)
 MAIN_LDFLAGS += -shared
 MAIN_LDLIBS += $(LIBPTHREAD) $(LIBM) $(LIBDL) $(LIBZ)
 
+ifeq ($(PROFILE), GENERATE)
+	CFLAGS	+= -fprofile-generate=./profile/gpsp
+	LDFLAGS	+= -lgcov
+else ifeq ($(PROFILE), APPLY)
+	CFLAGS	+= -fprofile-use -fprofile-dir=../profile/gpsp -fbranch-probabilities
+endif
+
 # enable large file support if available
 ifeq ($(shell $(CC) -E -dD $(CFLAGS) include/arm_features.h | grep __SIZEOF_LONG__ | awk '{print $$3}'),4)
 CFLAGS += -D_FILE_OFFSET_BITS=64