Fix low-level macros for 64bit

* i386/i386/proc_reg.h (get_eflags, set_eflags): Add 64bit version.
(get_dr0, set_dr0, get_dr1, set_dr1, get_dr2, set_dr2, get_dr3, set_dr3,
get_dr6, set_dr6, get_dr7, set_dr7): Drop explicit size qualifier.

1 files changed, 30 insertions, 13 deletions

diff --git a/i386/i386/proc_reg.h b/i386/i386/proc_reg.h
index 80835361..c787ef26 100644
--- a/i386/i386/proc_reg.h
+++ b/i386/i386/proc_reg.h
@@ -81,14 +81,22 @@ static inline unsigned long
 get_eflags(void)
 {
 	unsigned long eflags;
+#ifdef __x86_64__
+	asm("pushfq; pop %0" : "=r" (eflags));
+#else
 	asm("pushfd; pop %0" : "=r" (eflags));
+#endif
 	return eflags;
 }
 
 static inline void
 set_eflags(unsigned long eflags)
 {
+#ifdef __x86_64__
+	asm volatile("push %0; popfq" : : "r" (eflags));
+#else
 	asm volatile("push %0; popfd" : : "r" (eflags));
+#endif
 }
 
 #define get_esp() \
@@ -97,12 +105,21 @@ set_eflags(unsigned long eflags)
 	_temp__; \
     })
 
+#ifdef __x86_64__
 #define get_eflags() \
     ({ \
 	register unsigned long _temp__; \
-	asm("pushf; pop %0" : "=r" (_temp__)); \
+	asm("pushfq; pop %0" : "=r" (_temp__)); \
 	_temp__; \
     })
+#else
+#define get_eflags() \
+    ({ \
+	register unsigned long _temp__; \
+	asm("pushfd; pop %0" : "=r" (_temp__)); \
+	_temp__; \
+    })
+#endif
 
 #define	get_cr0() \
     ({ \
@@ -240,7 +257,7 @@ extern unsigned long cr3;
 #define	get_dr0() \
     ({ \
 	register unsigned long _temp__; \
-	asm volatile("movl %%dr0, %0" : "=r" (_temp__)); \
+	asm volatile("mov %%dr0, %0" : "=r" (_temp__)); \
 	_temp__; \
     })
 #endif
@@ -251,7 +268,7 @@ extern unsigned long cr3;
 #define	set_dr0(value) \
     ({ \
 	register unsigned long _temp__ = (value); \
-	asm volatile("movl %0,%%dr0" : : "r" (_temp__)); \
+	asm volatile("mov %0,%%dr0" : : "r" (_temp__)); \
     })
 #endif
 
@@ -261,7 +278,7 @@ extern unsigned long cr3;
 #define	get_dr1() \
     ({ \
 	register unsigned long _temp__; \
-	asm volatile("movl %%dr1, %0" : "=r" (_temp__)); \
+	asm volatile("mov %%dr1, %0" : "=r" (_temp__)); \
 	_temp__; \
     })
 #endif
@@ -272,7 +289,7 @@ extern unsigned long cr3;
 #define	set_dr1(value) \
     ({ \
 	register unsigned long _temp__ = (value); \
-	asm volatile("movl %0,%%dr1" : : "r" (_temp__)); \
+	asm volatile("mov %0,%%dr1" : : "r" (_temp__)); \
     })
 #endif
 
@@ -282,7 +299,7 @@ extern unsigned long cr3;
 #define	get_dr2() \
     ({ \
 	register unsigned long _temp__; \
-	asm volatile("movl %%dr2, %0" : "=r" (_temp__)); \
+	asm volatile("mov %%dr2, %0" : "=r" (_temp__)); \
 	_temp__; \
     })
 #endif
@@ -293,7 +310,7 @@ extern unsigned long cr3;
 #define	set_dr2(value) \
     ({ \
 	register unsigned long _temp__ = (value); \
-	asm volatile("movl %0,%%dr2" : : "r" (_temp__)); \
+	asm volatile("mov %0,%%dr2" : : "r" (_temp__)); \
     })
 #endif
 
@@ -303,7 +320,7 @@ extern unsigned long cr3;
 #define	get_dr3() \
     ({ \
 	register unsigned long _temp__; \
-	asm volatile("movl %%dr3, %0" : "=r" (_temp__)); \
+	asm volatile("mov %%dr3, %0" : "=r" (_temp__)); \
 	_temp__; \
     })
 #endif
@@ -314,7 +331,7 @@ extern unsigned long cr3;
 #define	set_dr3(value) \
     ({ \
 	register unsigned long _temp__ = (value); \
-	asm volatile("movl %0,%%dr3" : : "r" (_temp__)); \
+	asm volatile("mov %0,%%dr3" : : "r" (_temp__)); \
     })
 #endif
 
@@ -324,7 +341,7 @@ extern unsigned long cr3;
 #define	get_dr6() \
     ({ \
 	register unsigned long _temp__; \
-	asm volatile("movl %%dr6, %0" : "=r" (_temp__)); \
+	asm volatile("mov %%dr6, %0" : "=r" (_temp__)); \
 	_temp__; \
     })
 #endif
@@ -335,7 +352,7 @@ extern unsigned long cr3;
 #define	set_dr6(value) \
     ({ \
 	register unsigned long _temp__ = (value); \
-	asm volatile("movl %0,%%dr6" : : "r" (_temp__)); \
+	asm volatile("mov %0,%%dr6" : : "r" (_temp__)); \
     })
 #endif
 
@@ -345,7 +362,7 @@ extern unsigned long cr3;
 #define	get_dr7() \
     ({ \
 	register unsigned long _temp__; \
-	asm volatile("movl %%dr7, %0" : "=r" (_temp__)); \
+	asm volatile("mov %%dr7, %0" : "=r" (_temp__)); \
 	_temp__; \
     })
 #endif
@@ -356,7 +373,7 @@ extern unsigned long cr3;
 #define	set_dr7(value) \
     ({ \
 	register unsigned long _temp__ = (value); \
-	asm volatile("movl %0,%%dr7" : : "r" (_temp__)); \
+	asm volatile("mov %0,%%dr7" : : "r" (_temp__)); \
     })
 #endif