From 49a6be3d872b6f798e9bb6a469602aa65b0cdf0a Mon Sep 17 00:00:00 2001
From: Concedo <39025047+LostRuins@users.noreply.github.com>
Date: Wed, 7 Jun 2023 22:29:38 +0800
Subject: [PATCH] add llama metal compile flags as an option

---
 Makefile | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Makefile b/Makefile
index 4a25a8d81..74fb6e31e 100644
--- a/Makefile
+++ b/Makefile
@@ -160,6 +160,16 @@ ifdef LLAMA_PERF
 	CFLAGS   += -DGGML_PERF
 	CXXFLAGS += -DGGML_PERF
 endif
+ifdef LLAMA_METAL
+	CFLAGS   += -DGGML_USE_METAL -DGGML_METAL_NDEBUG
+	CXXFLAGS += -DGGML_USE_METAL
+	LDFLAGS  += -framework Foundation -framework Metal -framework MetalKit -framework MetalPerformanceShaders
+	OBJS     += ggml-metal.o
+
+ggml-metal.o: ggml-metal.m ggml-metal.h
+	$(CC) $(CFLAGS) -c $< -o $@
+endif # LLAMA_METAL
+
 ifneq ($(filter aarch64%,$(UNAME_M)),)
 	# Apple M1, M2, etc.
 	# Raspberry Pi 3, 4, Zero 2 (64-bit)