Fixed ordering of registers in arch_debug_gdb_get_registers.hrev44321

Current code was sending EAX, EBX, ECX, EDX..., GDB (all versions as far
as I can tell) expects EAX, ECX, EDX, EBX... Also added missing FS and GS.

1 files changed, 6 insertions, 5 deletions

diff --git a/src/system/kernel/arch/x86/arch_debug.cpp b/src/system/kernel/arch/x86/arch_debug.cpp
index d3c6b8b1e9..1cd4dad7db 100644
--- a/src/system/kernel/arch/x86/arch_debug.cpp
+++ b/src/system/kernel/arch/x86/arch_debug.cpp
@@ -1188,21 +1188,22 @@ arch_debug_gdb_get_registers(char* buffer, size_t bufferSize)
 
 	// For x86 the register order is:
 	//
-	//    eax, ebx, ecx, edx,
+	//    eax, ecx, edx, ebx,
 	//    esp, ebp, esi, edi,
 	//    eip, eflags,
-	//    cs, ss, ds, es
+	//    cs, ss, ds, es, fs, gs
 	//
 	// Note that even though the segment descriptors are actually 16 bits wide,
 	// gdb requires them as 32 bit integers. Note also that for some reason
 	// gdb wants the register dump in *big endian* format.
-	static const int32 kRegisterCount = 14;
+	static const int32 kRegisterCount = 16;
 	uint32 registers[kRegisterCount] = {
-		frame->eax, frame->ebx, frame->ecx, frame->edx,
+		frame->eax, frame->ecx, frame->edx, frame->ebx,
 		frame->esp, frame->ebp, frame->esi, frame->edi,
 		frame->eip, frame->flags,
-		frame->cs, frame->ds, frame->ds, frame->es
+		frame->cs, frame->ds, frame->ds, frame->es,
 			// assume ss == ds
+		frame->fs, frame->gs
 	};
 
 	const char* const bufferStart = buffer;