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comparison test/testsamples.py @ 398:c0d9837acde8

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x86 target refactor
author Windel Bouwman
date Thu, 29 May 2014 12:13:37 +0200
parents d056b552d3f4
children
comparison
equal deleted inserted replaced
397:5d03c10fe19d 398:c0d9837acde8
3 import io 3 import io
4 from testemulation import runQemu, has_qemu 4 from testemulation import runQemu, has_qemu
5 from testzcc import relpath 5 from testzcc import relpath
6 from ppci.buildfunctions import assemble, c3compile, link 6 from ppci.buildfunctions import assemble, c3compile, link
7 7
8 startercode = """ 8 mod_io_src = """
9 section reset 9 module io;
10 mov sp, 0x30000 ; setup stack pointer 10 import arch;
11 BL sample_start ; Branch to sample start 11
12 local_loop: 12 function void println(string txt)
13 B local_loop 13 {
14 print(txt);
15 arch.putc(10); // Newline!
16 }
17
18 function void print(string txt)
19 {
20 var int i;
21 i = 0;
22
23 while (i < txt->len)
24 {
25 arch.putc(cast<int>(txt->txt[i]));
26 i = i + 1;
27 }
28 }
29
30 // Print integer in hexadecimal notation:
31 function void print_int(int i)
32 {
33 print("0x");
34
35 // int txt[20];
36 var int b;
37 var int c;
38
39 for (b=28; b >= 0; b = b - 4)
40 {
41 c = (i >> b) & 0xF;
42 if (c < 10)
43 {
44 arch.putc( 48 + c );
45 }
46 else
47 {
48 arch.putc( 65 - 10 + c );
49 }
50 }
51
52 arch.putc(10); // Newline!
53 }
54
55 function void print2(string label, int value)
56 {
57 print(label);
58 print_int(value);
59 }
14 """ 60 """
15 61
16 modarchcode = """
17 module arch;
18
19 function void putc(int c)
20 {
21 var int *UART0DR;
22 UART0DR = cast<int*>(0x10009000); // UART0 DR register
23 *UART0DR = c;
24 }
25
26 """
27
28 arch_mmap = """
29 MEMORY image LOCATION=0x10000 SIZE=0x10000 {
30 SECTION(reset)
31 SECTION(code)
32 }
33
34 MEMORY ram LOCATION=0x20000 SIZE=0x10000 {
35 SECTION(data)
36 }
37 """
38 62
39 class Samples: 63 class Samples:
40 def testPrint(self): 64 def testPrint(self):
41 snippet = """ 65 snippet = """
42 module sample; 66 module sample;
130 do5(); 154 do5();
131 do1(); 155 do1();
132 do5(); 156 do5();
133 } 157 }
134 """ 158 """
135 res = "".join("G=0x{0:08X}\n".format(a) for a in [1,2,7,8,13]) 159 res = "".join("G=0x{0:08X}\n".format(a) for a in [1, 2, 7, 8, 13])
136 self.do(snippet, res) 160 self.do(snippet, res)
137 161
138 162
139 class TestSamplesOnVexpress(unittest.TestCase, Samples): 163 class TestSamplesOnVexpress(unittest.TestCase, Samples):
140 def setUp(self): 164 def setUp(self):
141 if not has_qemu(): 165 if not has_qemu():
142 self.skipTest('Not running qemu tests') 166 self.skipTest('Not running qemu tests')
143 167
144 def do(self, src, expected_output): 168 def do(self, src, expected_output):
169 startercode = """
170 section reset
171 mov sp, 0x30000 ; setup stack pointer
172 BL sample_start ; Branch to sample start
173 local_loop:
174 B local_loop
175 """
176
177 modarchcode = """
178 module arch;
179
180 function void putc(int c)
181 {
182 var int *UART0DR;
183 UART0DR = cast<int*>(0x10009000); // UART0 DR register
184 *UART0DR = c;
185 }
186
187 """
188
189 arch_mmap = """
190 MEMORY image LOCATION=0x10000 SIZE=0x10000 {
191 SECTION(reset)
192 SECTION(code)
193 }
194
195 MEMORY ram LOCATION=0x20000 SIZE=0x10000 {
196 SECTION(data)
197 }
198 """
145 # Construct binary file from snippet: 199 # Construct binary file from snippet:
146 o1 = assemble(io.StringIO(startercode), 'arm') 200 o1 = assemble(io.StringIO(startercode), 'arm')
147 o2 = c3compile([ 201 o2 = c3compile([
148 relpath('..', 'kernel', 'src', 'io.c3'), 202 relpath('..', 'kernel', 'src', 'io.c3'),
149 io.StringIO(modarchcode), 203 io.StringIO(modarchcode),
162 res = runQemu(sample_filename, machine='vexpress-a9') 216 res = runQemu(sample_filename, machine='vexpress-a9')
163 os.remove(sample_filename) 217 os.remove(sample_filename)
164 self.assertEqual(expected_output, res) 218 self.assertEqual(expected_output, res)
165 219
166 220
221 class TestSamplesOnX86(unittest.TestCase, Samples):
222 def setUp(self):
223 if not has_qemu():
224 self.skipTest('Not running qemu tests')
225 self.skipTest('No x86 target yet')
226
227 def do(self, src, expected_output):
228 # Construct binary file from snippet:
229 o1 = assemble(io.StringIO(startercode), 'x86')
230 o2 = c3compile([
231 relpath('..', 'kernel', 'src', 'io.c3'),
232 io.StringIO(modarchcode),
233 io.StringIO(src)], [], 'x86')
234 o3 = link([o2, o1], io.StringIO(arch_mmap), 'x86')
235
236 img_data = o3.get_image('image')
237 sample_filename = 'testsample.bin'
238 with open(sample_filename, 'wb') as f:
239 f.write(img_data)
240
241 # Check bin file exists:
242 self.assertTrue(os.path.isfile(sample_filename))
243
244 # Run bin file in emulator:
245 res = runQemu(sample_filename, machine='vexpress-a9')
246 os.remove(sample_filename)
247 self.assertEqual(expected_output, res)
248
167 # TODO: test samples on thumb target.. 249 # TODO: test samples on thumb target..
168 250
169 251
170 if __name__ == '__main__': 252 if __name__ == '__main__':
171 unittest.main() 253 unittest.main()