Add CORDIC accelerator (RoCC + MMIO configs, test programs)

Author: wilis0822

tests/Makefile

@@ -2,7 +2,7 @@
 # RISCV Toolchain
 #################################
 
-TARGET = riscv64-unknown-elf
+TARGET = /home/willis/chipyard/.conda-env/riscv-tools/bin/riscv64-unknown-elf
 
 GCC = $(TARGET)-gcc
 CXX = $(TARGET)-g++
@@ -11,7 +11,10 @@ OBJDUMP = $(TARGET)-objdump
 DG = $(TARGET)-gdb
 SIZE = $(TARGET)-size
 
-
+COMMON_SRCS := cordic.c
+COMMON_OBJS := $(COMMON_SRCS:.c=.o)
+$(COMMON_OBJS): %.o : %.c mmio.h cordic.h
+	$(GCC) $(CFLAGS) -c $< -o $@
 #################################
 # Flags
 #################################
@@ -21,15 +24,15 @@ ARCH = rv64imafdc
 ABI = lp64d
 ARCHFLAGS = -march=$(ARCH) -mabi=$(ABI)
 
-CFLAGS  = -std=gnu99 -O2 -fno-common -fno-builtin-printf -Wall
+CFLAGS  = -std=gnu99 -O2 -fno-common -fno-builtin-printf -Wall 
 CFLAGS += $(ARCHFLAGS)
 LDFLAGS = -static
-
+LDLIBS = -lm -Wl,-u,_printf_float
 include libgloss.mk
 
 PROGRAMS = pwm blkdev accum charcount nic-loopback big-blkdev pingd \
            streaming-passthrough streaming-fir nvdla spiflashread spiflashwrite fft gcd \
-           hello mt-hello symmetric
+           hello mt-hello symmetric test SVD_2x2 fft_soft inv_gauss 
 
 
 .DEFAULT_GOAL := default
@@ -45,11 +48,12 @@ spiflash.img: spiflash.py
 %.o: %.S
 	$(GCC) $(CFLAGS) -D__ASSEMBLY__=1 -c $< -o $@
 
-%.o: %.c mmio.h spiflash.h
+%.o: %.c mmio.h spiflash.h cordic.h
 	$(GCC) $(CFLAGS) -c $< -o $@
 
-%.riscv: %.o $(libgloss)
-	$(GCC) $(LDFLAGS) $< -o $@
+%.riscv: %.o $(libgloss) $(COMMON_OBJS)
+	$(GCC) $(LDFLAGS) $< $(COMMON_OBJS) -o $@ $(LDLIBS)
+
 
 %.dump: %.riscv
 	$(OBJDUMP) -D $< > $@
@@ -68,4 +72,4 @@ clean:
 default: $(addsuffix .riscv, $(PROGRAMS)) spiflash.img
 
 .PHONY: dumps
-dumps: $(addsuffix .dump, $(PROGRAMS))
+dumps: $(addsuffix .dump, $(PROGRAMS))