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-rw-r--r--dev-python/greenlet/files/greenlet-0.4.15-Add-support-for-DEC-Alpha.patch63
1 files changed, 63 insertions, 0 deletions
diff --git a/dev-python/greenlet/files/greenlet-0.4.15-Add-support-for-DEC-Alpha.patch b/dev-python/greenlet/files/greenlet-0.4.15-Add-support-for-DEC-Alpha.patch
new file mode 100644
index 00000000000..6a5b37b0e94
--- /dev/null
+++ b/dev-python/greenlet/files/greenlet-0.4.15-Add-support-for-DEC-Alpha.patch
@@ -0,0 +1,63 @@
+https://github.com/python-greenlet/greenlet/pull/160
+
+From 839dfa8d4bc4e9a0b97a1984ab2519841f5511e4 Mon Sep 17 00:00:00 2001
+From: Matt Turner <mattst88@gmail.com>
+Date: Mon, 16 Mar 2020 14:38:21 -0700
+Subject: [PATCH] Add support for DEC Alpha
+
+---
+ platform/switch_alpha_unix.h | 30 ++++++++++++++++++++++++++++++
+ slp_platformselect.h | 2 ++
+ 2 files changed, 32 insertions(+)
+ create mode 100644 platform/switch_alpha_unix.h
+
+diff --git a/platform/switch_alpha_unix.h b/platform/switch_alpha_unix.h
+new file mode 100644
+index 0000000..216619f
+--- /dev/null
++++ b/platform/switch_alpha_unix.h
+@@ -0,0 +1,30 @@
++#define STACK_REFPLUS 1
++
++#ifdef SLP_EVAL
++#define STACK_MAGIC 0
++
++#define REGS_TO_SAVE "$9", "$10", "$11", "$12", "$13", "$14", "$15", \
++ "$f2", "$f3", "$f4", "$f5", "$f6", "$f7", "$f8", "$f9"
++
++static int
++slp_switch(void)
++{
++ register int ret;
++ register long *stackref, stsizediff;
++ __asm__ volatile ("" : : : REGS_TO_SAVE);
++ __asm__ volatile ("mov $30, %0" : "=r" (stackref) : );
++ {
++ SLP_SAVE_STATE(stackref, stsizediff);
++ __asm__ volatile (
++ "addq $30, %0, $30\n\t"
++ : /* no outputs */
++ : "r" (stsizediff)
++ );
++ SLP_RESTORE_STATE();
++ }
++ __asm__ volatile ("" : : : REGS_TO_SAVE);
++ __asm__ volatile ("mov $31, %0" : "=r" (ret) : );
++ return ret;
++}
++
++#endif
+diff --git a/slp_platformselect.h b/slp_platformselect.h
+index bed9e6d..fb99aed 100644
+--- a/slp_platformselect.h
++++ b/slp_platformselect.h
+@@ -51,4 +51,6 @@
+ #include "platform/switch_csky_gcc.h" /* gcc on csky */
+ #elif defined(__GNUC__) && defined(__riscv)
+ #include "platform/switch_riscv_unix.h" /* gcc on RISC-V */
++#elif defined(__GNUC__) && defined(__alpha__)
++#include "platform/switch_alpha_unix.h" /* gcc on DEC Alpha */
+ #endif
+--
+2.24.1
+