tests: Add inline assembler test for pyboard.

This commit is contained in:
Damien George 2014-05-07 18:31:14 +01:00
parent a32c1e41cc
commit c4ccb078a5
3 changed files with 60 additions and 1 deletions

57
tests/inlineasm/asmsum.py Normal file
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@ -0,0 +1,57 @@
@micropython.asm_thumb
def asm_sum_words(r0, r1):
# r0 = len
# r1 = ptr
# r2 = sum
# r3 = dummy
mov(r2, 0)
b(loop_entry)
label(loop1)
ldr(r3, [r1, 0])
add(r2, r2, r3)
add(r1, r1, 4)
sub(r0, r0, 1)
label(loop_entry)
cmp(r0, 0)
bgt(loop1)
mov(r0, r2)
@micropython.asm_thumb
def asm_sum_bytes(r0, r1):
# r0 = len
# r1 = ptr
# r2 = sum
# r3 = dummy
mov(r2, 0)
b(loop_entry)
label(loop1)
ldrb(r3, [r1, 0])
add(r2, r2, r3)
add(r1, r1, 1)
sub(r0, r0, 1)
label(loop_entry)
cmp(r0, 0)
bgt(loop1)
mov(r0, r2)
import array
b = array.array('l', (100, 200, 300, 400))
n = asm_sum_words(len(b), b)
print(b, n)
b = array.array('b', (10, 20, 30, 40, 50, 60, 70, 80))
n = asm_sum_bytes(len(b), b)
print(b, n)

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array('l', [100, 200, 300, 400]) 1000
array('b', [10, 20, 30, 40, 50, 60, 70, 80]) 360

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@ -115,7 +115,7 @@ def main():
test_dirs = ('basics', 'float', 'import', 'io', 'misc')
else:
# run pyboard tests
test_dirs = ('basics', 'float', 'pyb')
test_dirs = ('basics', 'float', 'pyb', 'inlineasm')
tests = sorted(test_file for test_files in (glob('{}/*.py'.format(dir)) for dir in test_dirs) for test_file in test_files)
else:
# tests explicitly given