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ABITest: Add some checking of values for return types; useful for 

catching internal consistency problems (esp. w/ reference compiler).

llvm-svn: 64847
This commit is contained in:
Daniel Dunbar 2009-02-17 23:13:43 +00:00
parent 45f68153d3
commit 79d10a2f43
1 changed files with 35 additions and 1 deletions
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36
clang/utils/ABITest/ABITestGen.py
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@ -31,7 +31,9 @@ class TypePrinter:
if self.writeBody:
print >>self.output, '#include <stdio.h>\n'
if self.outputTests:
print >>self.outputTests, '#include <stdio.h>\n'
print >>self.outputTests, '#include <stdio.h>'
print >>self.outputTests, '#include <string.h>'
print >>self.outputTests, '#include <assert.h>\n'
if headerName:
for f in (self.output,self.outputTests,self.outputDriver):
@ -39,6 +41,7 @@ class TypePrinter:
print >>f, '#include "%s"\n'%(headerName,)
if self.outputDriver:
print >>self.outputDriver, '#include <stdio.h>\n'
print >>self.outputDriver, 'int main(int argc, char **argv) {'
def finish(self):
@ -50,6 +53,7 @@ class TypePrinter:
print >>self.output, '}'
if self.outputDriver:
print >>self.outputDriver, ' printf("DONE\\n");'
print >>self.outputDriver, ' return 0;'
print >>self.outputDriver, '}'
@ -139,6 +143,7 @@ class TypePrinter:
print >>self.outputTests, ' %s = %s[i];'%(retvalName, retvalTests[0])
print >>self.outputTests, ' RV = %s(%s);'%(fnName, args)
self.printValueOfType(' %s_RV'%fnName, 'RV', FT.returnType, output=self.outputTests, indent=4)
self.checkTypeValues('RV', '%s[i]' % retvalTests[0], FT.returnType, output=self.outputTests, indent=4)
print >>self.outputTests, ' }'
if tests:
@ -270,6 +275,35 @@ class TypePrinter:
else:
raise NotImplementedError,'Cannot print value of type: "%s"'%(t,)
def checkTypeValues(self, nameLHS, nameRHS, t, output=None, indent=2):
prefix = 'foo'
if output is None:
output = self.output
if isinstance(t, BuiltinType):
print >>output, '%*sassert(%s == %s);' % (indent, '', nameLHS, nameRHS)
elif isinstance(t, RecordType):
for i,f in enumerate(t.fields):
self.checkTypeValues('%s.field%d'%(nameLHS,i), '%s.field%d'%(nameRHS,i),
f, output=output, indent=indent)
if t.isUnion:
break
elif isinstance(t, ComplexType):
self.checkTypeValues('(__real %s)'%nameLHS, '(__real %s)'%nameRHS, t.elementType, output=output,indent=indent)
self.checkTypeValues('(__imag %s)'%nameLHS, '(__imag %s)'%nameRHS, t.elementType, output=output,indent=indent)
elif isinstance(t, ArrayType):
for i in range(t.numElements):
# Access in this fashion as a hackish way to portably
# access vectors.
if t.isVector:
self.checkTypeValues('((%s*) &%s)[%d]'%(t.elementType,nameLHS,i),
'((%s*) &%s)[%d]'%(t.elementType,nameRHS,i),
t.elementType, output=output,indent=indent)
else:
self.checkTypeValues('%s[%d]'%(nameLHS,i), '%s[%d]'%(nameRHS,i),
t.elementType, output=output,indent=indent)
else:
raise NotImplementedError,'Cannot print value of type: "%s"'%(t,)
import sys
def main():