From 308e7e453b5986e60c388b50fd6ca1618a4eacd3 Mon Sep 17 00:00:00 2001
From: davydnorris <davydnorris@olivegroveit.com.au>
Date: Wed, 2 Aug 2017 14:26:38 +1000
Subject: [PATCH 1/2] Add commands to strip library functions

---
 Makefile | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Makefile b/Makefile
index 0f511dacc..b76c1469f 100644
--- a/Makefile
+++ b/Makefile
@@ -123,6 +123,10 @@ esptool: toolchain
 	cp esptool/esptool.py $(TOOLCHAIN)/bin/
 
 toolchain: $(TOOLCHAIN)/bin/xtensa-lx106-elf-gcc
+	cp strip_libgcc_funcs.txt $(TOOLCHAIN)/lib/gcc/xtensa-lx106-elf/$(shell $(TOOLCHAIN)/bin/xtensa-lx106-elf-gcc -dumpversion)/
+	cd $(TOOLCHAIN)/lib/gcc/xtensa-lx106-elf/$(shell $(TOOLCHAIN)/bin/xtensa-lx106-elf-gcc -dumpversion)/; $(TOOLCHAIN)/bin/xtensa-lx106-elf-ar -M < strip_libgcc_funcs.txt; rm strip_libgcc_funcs.txt
+	cp strip_libc_funcs.txt $(TOOLCHAIN)/xtensa-lx106-elf/lib
+	cd $(TOOLCHAIN)/xtensa-lx106-elf/lib; $(TOOLCHAIN)/bin/xtensa-lx106-elf-ar -M < strip_libc_funcs.txt; rm strip_libc_funcs.txt
 
 $(TOOLCHAIN)/bin/xtensa-lx106-elf-gcc: crosstool-NG/ct-ng
 	cp -f 1000-mforce-l32.patch crosstool-NG/local-patches/gcc/4.8.5/

From 51d6de2afa954c7791f83cf5ab6c4428aa1989b2 Mon Sep 17 00:00:00 2001
From: davydnorris <davydnorris@olivegroveit.com.au>
Date: Wed, 2 Aug 2017 14:27:26 +1000
Subject: [PATCH 2/2] Add files via upload

---
 strip_libc_funcs.txt   | 15 +++++++++++++++
 strip_libgcc_funcs.txt | 25 +++++++++++++++++++++++++
 2 files changed, 40 insertions(+)
 create mode 100644 strip_libc_funcs.txt
 create mode 100644 strip_libgcc_funcs.txt

diff --git a/strip_libc_funcs.txt b/strip_libc_funcs.txt
new file mode 100644
index 000000000..db4e6b27b
--- /dev/null
+++ b/strip_libc_funcs.txt
@@ -0,0 +1,15 @@
+OPEN libc.a
+DELETE lib_a-bzero.o
+DELETE lib_a-memcmp.o
+DELETE lib_a-memcpy.o
+DELETE lib_a-memmove.o
+DELETE lib_a-memset.o
+DELETE lib_a-rand.o
+DELETE lib_a-strcmp.o
+DELETE lib_a-strcpy.o
+DELETE lib_a-strlen.o
+DELETE lib_a-strncmp.o
+DELETE lib_a-strncpy.o
+DELETE lib_a-strstr.o
+SAVE
+END
\ No newline at end of file
diff --git a/strip_libgcc_funcs.txt b/strip_libgcc_funcs.txt
new file mode 100644
index 000000000..ab9b50635
--- /dev/null
+++ b/strip_libgcc_funcs.txt
@@ -0,0 +1,25 @@
+OPEN libgcc.a
+DELETE _addsubdf3.o
+DELETE _addsubsf3.o
+DELETE _divdf3.o
+DELETE _divdi3.o
+DELETE _divsi3.o
+DELETE _extendsfdf2.o
+DELETE _fixdfsi.o
+DELETE _fixunsdfsi.o
+DELETE _fixunssfsi.o
+DELETE _floatsidf.o
+DELETE _floatsisf.o
+DELETE _floatunsidf.o
+DELETE _floatunsisf.o
+DELETE _muldf3.o
+DELETE _muldi3.o
+DELETE _mulsf3.o
+DELETE _truncdfsf2.o
+DELETE _udivdi3.o
+DELETE _udivsi3.o
+DELETE _umoddi3.o
+DELETE _umodsi3.o
+DELETE _umulsidi3.o
+SAVE
+END
\ No newline at end of file