Bug#459520: Support mips/mipsel

January 06th, 2008 - 10:10 pm ET by Thiemo Seufer | Report spam
Package: pypy
Version: 1.0.0-3.1
Tags: patch

The appended patch adds support for mips and mipsel.


Thiemo


/dev/null 2007-11-13 00:21:20.000000000 +0000
+++ switch_mips_unix.h 2008-01-06 03:23:00.000000000 +0000
@@ -0,0 +1,51 @@
+/*
+ * this is the internal transfer function.
+ *
+ * HISTORY
+ * 05-Jan-07 Thiemo Seufer <ths@debian.org>
+ * Ported from ppc.
+ */
+
+#define STACK_REFPLUS 1
+
+#ifdef SLP_EVAL
+
+#define STACK_MAGIC 0
+
+#define REGS_TO_SAVE "$16", "$17", "$18", "$19", "$20", "$21", "$22", \
+ "$23", \
+#ifdef __mips64
+ "$28", \
+#endif
+ "$30"
+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__ (
+ "addu $29, %0"
+ : /* 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.
+ */
slp_platformselect.h~ 2005-04-24 13:18:44.000000000 +0100
+++ slp_platformselect.h 2008-01-06 02:29:49.000000000 +0000
@@ -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



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#1 Thiemo Seufer
January 08th, 2008 - 12:10 pm ET | Report spam
Sorry, the posted patch is broken (that's what I get for doing
last-minute changes). Please use the appended version instead,
I did a successful build test on mips/unstable, and also ran
the tests provided in py/c-extension/greenlet/test_*.


Thiemo


/dev/null 2007-11-13 00:21:20.000000000 +0000
+++ py/c-extension/greenlet/switch_mips_unix.h 2008-01-07 16:53:55.000000000 +0000
@@ -0,0 +1,56 @@
+/*
+ * this is the internal transfer function.
+ *
+ * HISTORY
+ * 05-Jan-08 Thiemo Seufer
+ * 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"
+#else
+ "addu $29, %0"
+#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.
+ */
py/c-extension/greenlet/slp_platformselect.h~ 2005-04-24 13:18:44.000000000 +0100
+++ py/c-extension/greenlet/slp_platformselect.h 2008-01-06 02:29:49.000000000 +0000
@@ -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



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