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authorMario Sergio Fujikawa Ferreira <lioux@FreeBSD.org>2002-02-10 13:11:13 +0000
committerMario Sergio Fujikawa Ferreira <lioux@FreeBSD.org>2002-02-10 13:11:13 +0000
commit6c9544e7f0b73c26ca4aa88d4bfa06d0cb3b7009 (patch)
tree484eba262fec2c1cbc2ec24de05b4f6c231ce3c5 /graphics
parentUpdate to the 2002-02-04 snapshot. (diff)
Apply asm patch to work around bug exposed in Athlon + gcc (2.9x).
Also happens in other systems Submitted by: Matthew Reimer <mreimer@vpop.net> Obtained from: Quasar DV Codec Project
Notes
Notes: svn path=/head/; revision=54485
Diffstat (limited to 'graphics')
-rw-r--r--graphics/libdv/files/patch-libdv:mmx.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/graphics/libdv/files/patch-libdv:mmx.h b/graphics/libdv/files/patch-libdv:mmx.h
new file mode 100644
index 000000000000..7033e5772aa0
--- /dev/null
+++ b/graphics/libdv/files/patch-libdv:mmx.h
@@ -0,0 +1,25 @@
+--- libdv/mmx.h.orig Thu Apr 26 16:08:25 2001
++++ libdv/mmx.h Sun Feb 10 11:03:54 2002
+@@ -72,6 +72,9 @@
+ __asm__ __volatile__ (
+ /* See if CPUID instruction is supported ... */
+ /* ... Get copies of EFLAGS into eax and ecx */
++ "pushl %%ebx\n\t"
++ "pushl %%ecx\n\t"
++ "pushl %%edx\n\t"
+ "pushf\n\t"
+ "popl %%eax\n\t"
+ "movl %%eax, %%ecx\n\t"
+@@ -207,9 +210,11 @@
+ "movl $0, %0\n\n\t"
+
+ "Return:\n\t"
++ "popl %%edx\n\t"
++ "popl %%ecx\n\t"
++ "popl %%ebx\n\t"
+ : "=a" (rval)
+ : /* no input */
+- : "ebx", "ecx", "edx"
+ );
+
+ /* Return */