main/gdb: build fix

- Seem slike we need to run configure in opcodes separately.
- fix cpuid asm to not use ebx for our PIC

1 files changed, 41 insertions, 0 deletions

diff --git a/main/gdb/cpuid-pic.patch b/main/gdb/cpuid-pic.patch
new file mode 100644
index 0000000000..e250a95098
--- /dev/null
+++ b/main/gdb/cpuid-pic.patch
@@ -0,0 +1,41 @@
+--- ./gdb/common/linux-btrace.c.orig	2013-04-29 07:44:49.320273451 +0000
++++ ./gdb/common/linux-btrace.c	2013-04-29 08:05:02.111631215 +0000
+@@ -342,10 +342,12 @@
+ #if defined __i386__ || defined __x86_64__
+     unsigned int cpuid, model, family;
+ 
+-    __asm__ __volatile__ ("movl   $1, %%eax;"
++    __asm__ __volatile__ ("movl   %%ebx, %%edi;"
++                          "movl   $1, %%eax;"
+ 			  "cpuid;"
++			  "movl   %%edi, %%ebx;"
+ 			  : "=a" (cpuid)
+-			  :: "%ebx", "%ecx", "%edx");
++			  :: "%ecx", "%edx", "%edi");
+ 
+     family = (cpuid >> 8) & 0xf;
+     model = (cpuid >> 4) & 0xf;
+@@ -392,7 +394,8 @@
+ #if defined __i386__ || defined __x86_64__
+   char vendor[13];
+ 
+-  __asm__ __volatile__ ("xorl   %%ebx, %%ebx;"
++  __asm__ __volatile__ ("movl   %%ebx, %%edi;"
++                        "xorl   %%ebx, %%ebx;"
+ 			"xorl   %%ecx, %%ecx;"
+ 			"xorl   %%edx, %%edx;"
+ 			"movl   $0,    %%eax;"
+@@ -400,11 +403,12 @@
+ 			"movl   %%ebx,  %0;"
+ 			"movl   %%edx,  %1;"
+ 			"movl   %%ecx,  %2;"
++			"movl   %%edi,  %%ebx;"
+ 			: "=m" (vendor[0]),
+ 			  "=m" (vendor[4]),
+ 			  "=m" (vendor[8])
+ 			:
+-			: "%eax", "%ebx", "%ecx", "%edx");
++			: "%eax", "%ecx", "%edx", "%edi");
+   vendor[12] = '\0';
+ 
+   if (strcmp (vendor, "GenuineIntel") == 0)