[py-svn] r50576 - py/trunk/py/c-extension/greenlet
arigo at codespeak.net
arigo at codespeak.net
Mon Jan 14 10:38:24 CET 2008
Author: arigo
Date: Mon Jan 14 10:38:23 2008
New Revision: 50576
Added:
py/trunk/py/c-extension/greenlet/switch_mips_unix.h (contents, props changed)
Modified:
py/trunk/py/c-extension/greenlet/slp_platformselect.h
Log:
This patch by Thiemo Seufer adds support for mips and mipsel.
Modified: py/trunk/py/c-extension/greenlet/slp_platformselect.h
==============================================================================
--- py/trunk/py/c-extension/greenlet/slp_platformselect.h (original)
+++ py/trunk/py/c-extension/greenlet/slp_platformselect.h Mon Jan 14 10:38:23 2008
@@ -18,4 +18,6 @@
#include "switch_s390_unix.h" /* Linux/S390 */
#elif defined(__GNUC__) && defined(__s390x__) && defined(__linux__)
#include "switch_s390_unix.h" /* Linux/S390 zSeries (identical) */
+#elif defined(__GNUC__) && defined(__mips__) && defined(__linux__)
+#include "switch_mips_unix.h" /* Linux/MIPS */
#endif
Added: py/trunk/py/c-extension/greenlet/switch_mips_unix.h
==============================================================================
--- (empty file)
+++ py/trunk/py/c-extension/greenlet/switch_mips_unix.h Mon Jan 14 10:38:23 2008
@@ -0,0 +1,56 @@
+/*
+ * this is the internal transfer function.
+ *
+ * HISTORY
+ * 05-Jan-08 Thiemo Seufer <ths at debian.org>
+ * Ported from ppc.
+ */
+
+#define STACK_REFPLUS 1
+
+#ifdef SLP_EVAL
+
+#define STACK_MAGIC 0
+
+#ifdef __mips64
+#define REGS_TO_SAVE "$16", "$17", "$18", "$19", "$20", "$21", "$22", \
+ "$23", "$28", "$30"
+#else
+#define REGS_TO_SAVE "$16", "$17", "$18", "$19", "$20", "$21", "$22", \
+ "$23", "$30"
+#endif
+static int
+slp_switch(void)
+{
+ register int *stackref, stsizediff;
+ __asm__ __volatile__ ("" : : : REGS_TO_SAVE);
+ __asm__ ("move %0, $29" : "=r" (stackref) : );
+ {
+ SLP_SAVE_STATE(stackref, stsizediff);
+ __asm__ __volatile__ (
+#ifdef __mips64
+ "daddu $29, %0\n"
+#else
+ "addu $29, %0\n"
+#endif
+ : /* no outputs */
+ : "r" (stsizediff)
+ );
+ SLP_RESTORE_STATE();
+ }
+ __asm__ __volatile__ ("" : : : REGS_TO_SAVE);
+ return 0;
+}
+
+#endif
+
+/*
+ * further self-processing support
+ */
+
+/*
+ * if you want to add self-inspection tools, place them
+ * here. See the x86_msvc for the necessary defines.
+ * These features are highly experimental und not
+ * essential yet.
+ */
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