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Fix for m68000 systems

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1 parent 215763d commit 8a286f570ccd41db81f74ea7f248da62241d898a @atgreen atgreen committed Mar 16, 2013
Showing with 18 additions and 0 deletions.
  1. +5 −0 ChangeLog
  2. +1 −0 README
  3. +12 −0 src/m68k/sysv.S
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@@ -1,3 +1,8 @@
+2013-03-16 Alan Hourihane <alanh@fairlite.co.uk>
+
+ * src/m68k/sysv.S (epilogue): Don't user extb instruction on
+ m680000 machines.
+
2013-03-16 Alex Gaynor <alex.gaynor@gmail.com>
* src/x86/ffi.c (ffi_prep_cif_machdep): Always align stack.
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1 README
@@ -168,6 +168,7 @@ See the ChangeLog files for details.
Add Meta support.
Add missing Moxie bits.
Fix stack alignment bug on 32-bit x86.
+ Build fix for m68000 targets.
3.0.12 Feb-11-13
Add Moxie support.
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@@ -176,7 +176,13 @@ retstruct2:
retsint8:
btst #8,%d2
jbeq retsint16
+ | NOTE: On the mc68000, extb is not supported. 8->16, then 16->32.
+#if !defined(__mc68020__) && !defined(__mc68030__) && !defined(__mc68040__) && !defined(__mc68060__) && !defined(__mcoldfire__)
+ ext.w %d0
+ ext.l %d0
+#else
extb.l %d0
+#endif
move.l %d0,(%a1)
jbra epilogue
@@ -279,7 +285,13 @@ CALLFUNC(ffi_closure_SYSV):
jra .Lcls_epilogue
.Lcls_ret_sint8:
move.l (%a0),%d0
+ | NOTE: On the mc68000, extb is not supported. 8->16, then 16->32.
+#if !defined(__mc68020__) && !defined(__mc68030__) && !defined(__mc68040__) && !defined(__mc68060__) && !defined(__mcoldfire__)
+ ext.w %d0
+ ext.l %d0
+#else
extb.l %d0
+#endif
jra .Lcls_epilogue
1:
| CIF_FLAGS_SINT16

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