Make asmproc produce a linkable obj

Document compile.sh

1 files changed, 6 insertions, 6 deletions

diff --git a/tools/asm_processor/asm_processor.py b/tools/asm_processor/asm_processor.py
index e3226cb2..e1540c0c 100644
--- a/tools/asm_processor/asm_processor.py
+++ b/tools/asm_processor/asm_processor.py
@@ -575,7 +575,7 @@ class GlobalAsmBlock:
             self.add_sized(int(line.split()[1], 0), real_line)

         elif line.startswith('.balign') or line.startswith('.align'):

             align = int(line.split()[1])

-            if align != 2:

+            if align != 4: 

                 self.fail("only .balign 4 is supported", real_line)

             self.align4()

         elif line.startswith('.asci'):

@@ -586,9 +586,6 @@ class GlobalAsmBlock:
         # Branches are 4 bytes long

         elif line.startswith('bl'):

             self.add_sized(4, real_line)

-        elif line.startswith('.'):

-            # .macro, ...

-            self.fail("asm directive not supported", real_line)

         else:

             # Unfortunately, macros are hard to support for .rodata --

             # we don't know how how space they will expand to before

@@ -1027,8 +1024,11 @@ def fixup_objfile(objfile_name, functions, asm_prelude, assembler, output_enc):
                 loc1 = asm_objfile.symtab.find_symbol_in_section(temp_name + '_asm_start', source)

                 loc2 = asm_objfile.symtab.find_symbol_in_section(temp_name + '_asm_end', source)

                 assert loc1 == pos, "assembly and C files don't line up for section " + sectype + ", " + fn_desc

-                if loc2 - loc1 != count:

-                    raise Failure("incorrectly computed size for section " + sectype + ", " + fn_desc + ". If using .double, make sure to provide explicit alignment padding.")

+                # Since we are nonmatching whole functions, we don't need to insert the correct

+                # amount of padding into the src file. We don't actually need to insert padding  

+                # at all. We can just plop the asm's text section into the objfile.   

+                # if loc2 - loc1 != count:

+                #     raise Failure("incorrectly computed size for section " + sectype + ", " + fn_desc + ". If using .double, make sure to provide explicit alignment padding.")

             if sectype == '.bss' or sectype == '.sbss2':

                 continue

             target = objfile.find_section(sectype, n_text if sectype == '.text' else 0)