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authorIan Romanick <[email protected]>2005-01-07 03:41:48 +0000
committerIan Romanick <[email protected]>2005-01-07 03:41:48 +0000
commita11659adaf95d68ec03aed89ad59f344ad0dd567 (patch)
tree445372279b1c66bd9077b254d43eadbb8510b8ac /src/mesa/glapi
parent0f34f3efb894fb78c293e94cd51fe20a65cf9ae4 (diff)
Use GNU AS label aliasing, if available. This must be enabled by adding
'-DHAVE_ALIAS' to DEFINES in the config file used for building. On the linux-dri-x86 build, this cuts 4KB from libGL.so. HAVE_ALIAS is not currently enabled in any of the configs.
Diffstat (limited to 'src/mesa/glapi')
-rw-r--r--src/mesa/glapi/gl_x86_asm.py20
1 files changed, 17 insertions, 3 deletions
diff --git a/src/mesa/glapi/gl_x86_asm.py b/src/mesa/glapi/gl_x86_asm.py
index f87065a5af2..9c299933a96 100644
--- a/src/mesa/glapi/gl_x86_asm.py
+++ b/src/mesa/glapi/gl_x86_asm.py
@@ -1,6 +1,6 @@
#!/usr/bin/python2
-# (C) Copyright IBM Corporation 2004
+# (C) Copyright IBM Corporation 2004, 2005
# All Rights Reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a
@@ -40,7 +40,7 @@ class PrintGenericStubs(gl_XML.FilterGLAPISpecBase):
gl_XML.FilterGLAPISpecBase.__init__(self)
self.license = license.bsd_license_template % ( \
"""Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
-(C) Copyright IBM Corporation 2004""", "BRIAN PAUL, IBM")
+(C) Copyright IBM Corporation 2004, 2005""", "BRIAN PAUL, IBM")
def get_stack_size(self, f):
@@ -125,6 +125,15 @@ class PrintGenericStubs(gl_XML.FilterGLAPISpecBase):
print '\tJMP(GL_OFFSET(off))'
print '#endif'
print ''
+ print '#ifdef HAVE_ALIAS'
+ print '# define GL_STUB_ALIAS(fn,off,fn_alt,alias,alias_alt)\t\\'
+ print '\t.globl\tGL_PREFIX(fn, fn_alt) ;\t\t\t\\'
+ print '\t.set\tGL_PREFIX(fn, fn_alt), GL_PREFIX(alias, alias_alt)'
+ print '#else'
+ print '# define GL_STUB_ALIAS(fn,off,fn_alt,alias,alias_alt)\t\\'
+ print ' GL_STUB(fn, off, fn_alt)'
+ print '#endif'
+ print ''
print 'SEG_TEXT'
print ''
print '#ifdef PTHREADS'
@@ -157,7 +166,12 @@ class PrintGenericStubs(gl_XML.FilterGLAPISpecBase):
stack = self.get_stack_size(f)
alt = "%s@%u" % (f.name, stack)
- print '\tGL_STUB(%s, _gloffset_%s, %s)' % (f.name, f.real_name, alt)
+ if f.fn_alias == None:
+ print '\tGL_STUB(%s, _gloffset_%s, %s)' % (f.name, f.real_name, alt)
+ else:
+ alias_alt = "%s@%u" % (f.real_name, stack)
+ print '\tGL_STUB_ALIAS(%s, _gloffset_%s, %s, %s, %s)' % \
+ (f.name, f.real_name, alt, f.real_name, alias_alt)
return
def show_usage():