1 files changed, 110 insertions, 0 deletions
diff --git a/tools/abi8.py b/tools/abi8.py
new file mode 100755
index 0000000..4616ca5
--- /dev/null
+++ b/tools/abi8.py
@@ -0,0 +1,110 @@
+#!/usr/bin/python3
+
+# support script to create
+# the abi8.ssa test
+
+def ctype(arg):
+    if arg[0] == 'p': return ctype(arg[1:])
+    if arg[0] == ':': return 'S' + arg[1:]
+    return {'w':'int', 'l':'long',
+            's':'float', 'd':'double'}[arg]
+
+def cparam(iarg):
+    return ctype(iarg[1]) + ' p' + str(iarg[0])
+
+def gencfn(id, args):
+    out = '# extern void qfn' + id + '('
+    out += ', '.join(map(ctype, args)) + ');\n'
+    out += '# void cfn' + id + '('
+    out += ', '.join(map(cparam, enumerate(args)))
+    out += ') {\n'
+    out += '# \tprintf("qbe->c(%d)", ' + id + ');\n'
+    out += '# \t'
+    for (i, arg) in enumerate(args):
+        if arg[0] != 'p': continue
+        ty = arg[1:]
+        if ty[0] == ':':
+            out += 'p' + ty[1:] + '(&'
+        else:
+            out += 'p' + ty + '('
+        out += 'p' + str(i) + '); '
+    out += 'puts("");\n'
+    out += '# \tqfn' + id +  '('
+    out += ', '.join('p'+str(i) for i in range(len(args)))
+    out += ');\n'
+    out += '# }\n'
+    return out
+
+def qparam(iarg):
+    ty = iarg[1][1:] if iarg[1][0] == 'p' else iarg[1]
+    return ty + ' %p' + str(iarg[0])
+
+def genqfn(id, args):
+    out = 'export\nfunction $qfn' + id + '('
+    out += ', '.join(map(qparam, enumerate(args)))
+    out += ') {\n'
+    out += '@start\n'
+    out += '\t%r0 =w call $printf(l $ctoqbestr, w ' + id + ')\n'
+    for (i, arg) in enumerate(args):
+        if arg[0] != 'p': continue
+        ty = arg[1:]
+        if ty[0] == ':':
+            out += '\tcall $p' + ty[1:]
+            out += '(l %p' + str(i) + ')\n'
+        else:
+            out += '\tcall $p' + ty
+            out += '(' + ty + ' %p' + str(i) + ')\n'
+    out += '\t%r1 =w call $puts(l $emptystr)\n'
+    out += '\tret\n'
+    out += '}\n'
+    return out
+
+def carg(iarg):
+    i, arg = iarg
+    print = arg[0] == 'p'
+    ty = arg if not print else arg[1:]
+    if ty[0] == ':':
+        if print:
+            return ty + ' $' + ty[1:]
+        else:
+            return ty + ' $z' + ty[1:]
+    if not print:
+        return ty + ' 0'
+    if ty == 'w' or ty == 'l':
+        return ty + ' ' + str(i+1)
+    if ty == 's' or ty == 'd':
+        flt = str(i+1) + '.' + str(i+1)
+        return ty + ' ' + ty + '_' + flt
+
+def genmaincall(id, args):
+    out = '\tcall $cfn' + id + '('
+    out += ', '.join(map(carg, enumerate(args)))
+    out += ')\n'
+    return out
+
+def gen(tvec):
+    for i, t in enumerate(tvec):
+        print(genqfn(str(i), t), end='')
+    print('')
+    for i, t in enumerate(tvec):
+        print(genmaincall(str(i), t), end='')
+    print('')
+    for i, t in enumerate(tvec):
+        print(gencfn(str(i), t), end='')
+
+TVEC = [
+   ['s']*8 + ['ps'],
+   ['pw', 'ps', 'p:fi1'],
+   ['pw', 'p:fi2', 'ps'],
+   ['pw', 'ps', 'p:fi3'],
+   ['p:ss'],
+   ['d']*7 + ['p:ss', 'ps', 'pl'],
+   ['p:lb'],
+   ['w']*7 + ['p:lb'],
+   ['w']*8 + ['p:lb'],
+   [ 'p:big' ],
+   ['w']*8 + ['p:big', 'ps', 'pl'],
+]
+
+if __name__ == '__main__':
+    gen(TVEC)