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| -rw-r--r-- | README.md | 21 |
1 files changed, 2 insertions, 19 deletions
@@ -13,31 +13,14 @@ I've successfully used the code on 64bit x86, 32bit ARM and 8 bit AVR platforms. GCC size output when compiled for ARM: - $ arm-none-eabi-gcc -Os -c aes.c -o aes.o - $ size aes.o - text data bss dec hex filename - 1079 0 204 1283 503 aes.o - - $ arm-none-eabi-gcc -O2 -c aes.c -o aes.o - $ size aes.o - text data bss dec hex filename - 1024 0 204 1228 4cc aes.o - -And if we're compiling for the Thumb ISA: - - $ arm-none-eabi-gcc -O2 -c -mthumb aes.c -o aes.o - $ size aes.o - text data bss dec hex filename - 856 0 204 1060 424 aes.o $ arm-none-eabi-gcc -Os -c -mthumb aes.c -o aes.o $ size aes.o text data bss dec hex filename - 867 0 204 1071 42f aes.o - + 1107 0 204 1311 51f aes.o -Somehow, -O2 is a bit smaller than -Os with this compiler. I am using Mentor Graphics ARM toolchain: +I am using Mentor Graphics ARM toolchain: $ arm-none-eabi-gcc --version |