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[Xen-changelog] Fix push/pop usage in tools/ioemu for x86/64.
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| Subject: | [Xen-changelog] Fix push/pop usage in tools/ioemu for x86/64. |
| From: | Xen patchbot -3.0-testing <patchbot-3.0-testing@xxxxxxxxxxxxxxxxxxx> |
| Date: | Mon, 10 Apr 2006 17:42:17 +0000 |
| Delivery-date: | Mon, 10 Apr 2006 10:43:18 -0700 |
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# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID 09304a22b8d211dcc3cb8635b01107bf2fed6a9b
# Parent fd526926e0d1c0671295aa7f4b952186c9345173
Fix push/pop usage in tools/ioemu for x86/64.
Signed-off-by: Keir Fraser <keir@xxxxxxxxxxxxx>
diff -r fd526926e0d1 -r 09304a22b8d2 tools/ioemu/hw/vga.c
--- a/tools/ioemu/hw/vga.c Mon Apr 10 16:17:07 2006
+++ b/tools/ioemu/hw/vga.c Mon Apr 10 16:27:07 2006
@@ -1369,10 +1369,16 @@
{
unsigned int eax, edx;
- __asm__("pushl %%ebx; cpuid; popl %%ebx"
+#ifdef __x86_64__
+#define __bx "rbx"
+#else
+#define __bx "ebx"
+#endif
+ __asm__("push %%"__bx"; cpuid; pop %%"__bx
: "=a" (eax), "=d" (edx)
: "0" (op)
: "cx");
+#undef __bx
return edx;
}
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