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-rw-r--r--scripts/decodetree.py26
1 files changed, 15 insertions, 11 deletions
diff --git a/scripts/decodetree.py b/scripts/decodetree.py
index a9a0cd0fa3..73d569c128 100644
--- a/scripts/decodetree.py
+++ b/scripts/decodetree.py
@@ -211,7 +211,7 @@ class Field:
s = ''
return str(self.pos) + ':' + s + str(self.len)
- def str_extract(self):
+ def str_extract(self, lvalue_formatter):
global bitop_width
s = 's' if self.sign else ''
return f'{s}extract{bitop_width}(insn, {self.pos}, {self.len})'
@@ -234,12 +234,12 @@ class MultiField:
def __str__(self):
return str(self.subs)
- def str_extract(self):
+ def str_extract(self, lvalue_formatter):
global bitop_width
ret = '0'
pos = 0
for f in reversed(self.subs):
- ext = f.str_extract()
+ ext = f.str_extract(lvalue_formatter)
if pos == 0:
ret = ext
else:
@@ -270,7 +270,7 @@ class ConstField:
def __str__(self):
return str(self.value)
- def str_extract(self):
+ def str_extract(self, lvalue_formatter):
return str(self.value)
def __cmp__(self, other):
@@ -289,8 +289,9 @@ class FunctionField:
def __str__(self):
return self.func + '(' + str(self.base) + ')'
- def str_extract(self):
- return self.func + '(ctx, ' + self.base.str_extract() + ')'
+ def str_extract(self, lvalue_formatter):
+ return (self.func + '(ctx, '
+ + self.base.str_extract(lvalue_formatter) + ')')
def __eq__(self, other):
return self.func == other.func and self.base == other.base
@@ -310,7 +311,7 @@ class ParameterField:
def __str__(self):
return self.func
- def str_extract(self):
+ def str_extract(self, lvalue_formatter):
return self.func + '(ctx)'
def __eq__(self, other):
@@ -363,6 +364,11 @@ class General:
def str1(self, i):
return str_indent(i) + self.__str__()
+
+ def output_fields(self, indent, lvalue_formatter):
+ for n, f in self.fields.items():
+ output(indent, lvalue_formatter(n), ' = ',
+ f.str_extract(lvalue_formatter), ';\n')
# end General
@@ -376,8 +382,7 @@ class Format(General):
def output_extract(self):
output('static void ', self.extract_name(), '(DisasContext *ctx, ',
self.base.struct_name(), ' *a, ', insntype, ' insn)\n{\n')
- for n, f in self.fields.items():
- output(' a->', n, ' = ', f.str_extract(), ';\n')
+ self.output_fields(str_indent(4), lambda n: 'a->' + n)
output('}\n\n')
# end Format
@@ -401,8 +406,7 @@ class Pattern(General):
if not extracted:
output(ind, self.base.extract_name(),
'(ctx, &u.f_', arg, ', insn);\n')
- for n, f in self.fields.items():
- output(ind, 'u.f_', arg, '.', n, ' = ', f.str_extract(), ';\n')
+ self.output_fields(ind, lambda n: 'u.f_' + arg + '.' + n)
output(ind, 'if (', translate_prefix, '_', self.name,
'(ctx, &u.f_', arg, ')) return true;\n')