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Diffstat (limited to 'src/kernel/arch/i386/registers.h')
-rw-r--r--src/kernel/arch/i386/registers.h12
1 files changed, 5 insertions, 7 deletions
diff --git a/src/kernel/arch/i386/registers.h b/src/kernel/arch/i386/registers.h
index 1264139..cca374d 100644
--- a/src/kernel/arch/i386/registers.h
+++ b/src/kernel/arch/i386/registers.h
@@ -1,15 +1,13 @@
#pragma once
#include <stdint.h>
-// TODO merge registers and registers_pushad
-
struct registers {
- uint32_t eax, ebx, ecx, edx, esi, edi;
- void *ebp, *esp, *eip;
-};
-
-struct registers_pushad {
+ /* those are in the order of pushad/popad - so you can load/save this
+ * struct in (almost) one instruction */
uint32_t edi, esi, ebp, esp, ebx, edx, ecx, eax;
+
+ // not part of pushad/popad, but still useful
+ uint32_t eip;
} __attribute__((__packed__));
// saves a return value according to the SysV ABI