another test, long loop for long tests

tests/C/long_test1/Makefile

@@ -0,0 +1,52 @@
+TARGET   = long_test1
+
+TARGET_ARCH=riscv32
+
+CC       = riscv32-unknown-elf-gcc
+
+# compiling flags here
+CFLAGS = -Wall -I. -O0 -static -march=rv32imac -mabi=ilp32 --specs=nosys.specs
+
+
+LINKER   = riscv32-unknown-linux-gnu-gcc
+# linking flags here
+LDFLAGS   = -I. --entry main -L/opt/riscv/riscv32-unknown-elf/lib/ -T ld_script.ld
+LIBS   = $(EXTRA_LIBS)
+
+
+# change these to proper directories where each file should be
+SRCDIR   = ./
+OBJDIR   = .
+BINDIR   = ./
+INCDIR = -I.
+LIBDIR = -L.
+
+
+SOURCES  := $(wildcard $(SRCDIR)/*.c)
+INCLUDES := $(wildcard $(INCDIR)/*.h)
+OBJECTS  := $(SOURCES:$(SRCDIR)/%.c=$(OBJDIR)/%.o)
+
+rm       = rm -f
+
+
+$(BINDIR)/$(TARGET): $(OBJECTS)
+#	$(LINKER) $(OBJECTS) $(LDFLAGS) $(LIBS) $(LIBDIR) -o $@
+	riscv32-unknown-linux-gnu-objdump -d $< > dump
+	objcopy -Oihex $< $(TARGET).hex
+#	@echo "Linking complete!"
+
+$(OBJECTS): $(OBJDIR)/%.o : $(SRCDIR)/%.c
+	@echo "Compiling "$<" ..."
+#	$(CC) $(CFLAGS) $(INCDIR) -c $< -o $@
+	$(CC) $(CFLAGS) $(INCDIR) $< -o $@
+	@echo "Done!"
+
+.PHONY: clean
+clean:
+	@$(rm) $(OBJECTS) *.hex dump
+	@echo "Cleanup complete!"
+
+.PHONY: remove
+remove: clean
+	@$(rm) $(BINDIR)/$(TARGET)
+	@echo "Executable removed!"

tests/C/long_test1/long_test1.c

@@ -0,0 +1,68 @@
+#include <string.h>
+#include <stdio.h>
+
+#define TRACE (*(unsigned char *)0x40000000)
+int _read(int file, char* ptr, int len) {
+    return 0;
+}
+
+int _close(int fd){
+    return 0;
+}
+
+int _fstat_r(int fd) {
+    return 0;
+}
+
+int _lseek_r(struct _reent *ptr, FILE *fp, long offset, int whence){
+    return 0;
+}
+
+int _isatty_r(struct _reent *ptr, int fd) {
+    return 0;
+}
+
+int _write(int file, const char *ptr, int len) {
+  int x;
+
+  for (x = 0; x < len; x++) {
+    TRACE =  *ptr++;
+  }
+
+  return (len);
+}
+
+int main(void) {
+
+  int aux[5] = {0, 1, 2, 3, 4};
+  int aux2[5];
+  int counter = 0;
+
+  printf("Long test Start\n");
+
+
+  while(1) {
+
+    memcpy(aux2, aux, sizeof(int)*5);
+    counter++;
+
+    for(int i = 0; i < 5; i++) {
+        if (aux[i] != aux2[i]) {
+        printf("ERROR %d\n", i);
+        asm volatile ("ecall");
+        }
+    }
+
+    if (counter > 10000) {
+        printf(".\n");	
+        counter = 0;
+    }
+  }
+  printf("OK!\n");	
+
+
+
+  asm volatile ("ecall");
+
+  return 0;
+}