From 90973e833d69a93525ef2c4eb5ab687ee13342df Mon Sep 17 00:00:00 2001
From: "Petteri.Aimonen" <Petteri.Aimonen@gmail.com>
Date: Mon, 27 Feb 2012 16:40:45 +0000
Subject: Benchmark suite using simulators

---
 benchmarks/Makefile | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 benchmarks/Makefile

(limited to 'benchmarks/Makefile')

diff --git a/benchmarks/Makefile b/benchmarks/Makefile
new file mode 100644
index 0000000..efd450e
--- /dev/null
+++ b/benchmarks/Makefile
@@ -0,0 +1,33 @@
+# These are testcases & benchmarks for the library on the target processors
+# (currently ARM Cortex M3 and AVR). They are a bit tricky to run, as they
+# depend on specific simulator versions.
+
+FILES = benchmark.c ../libfixmath/fix16.c ../libfixmath/fix16_sqrt.c ../libfixmath/fix16_exp.c
+
+CFLAGS = -DFIXMATH_NO_OVERFLOW -DFIXMATH_NO_ROUNDING -ffast-math -I../libfixmath
+
+testcases.c: generate_testcases.py
+	python $<
+
+benchmark-arm.elf: $(FILES) interface-arm.c testcases.c
+	# Note: this needs hacked QEmu that "makes no sense":
+	# https://bugs.launchpad.net/qemu/+bug/696094
+	arm-none-eabi-gcc -mcpu=cortex-m3 -mthumb -T generic-m-hosted.ld \
+		-Wall -O2 $(CFLAGS) \
+		-o $@ -I .. $(FILES) interface-arm.c -lm
+
+run-benchmark-arm: benchmark-arm.elf
+	qemu-system-arm -cpu cortex-m3 -icount 0 -device armv7m_nvic \
+		-nographic -monitor null -serial null \
+		-semihosting -kernel $<
+
+benchmark-avr.elf: $(FILES) interface-avr.c testcases.c
+	avr-gcc -Wall -mmcu=atmega128 $(CFLAGS) \
+		-Wall -O2 -DFIXMATH_OPTIMIZE_8BIT \
+		-o $@ -I .. $(FILES) interface-avr.c
+
+run-benchmark-avr: benchmark-avr.elf
+	# Note: this needs simulavrxx 1.0rc0 or newer
+	simulavr -d atmega128 -f $< -W 0x20,- -T exit
+
+
-- 
cgit v1.2.3