patch-2.4.21 linux-2.4.21/include/asm-ia64/pal.h

• Lines: 57
• Date: 2003-06-13 07:51:38.000000000 -0700
• Orig file: linux-2.4.20/include/asm-ia64/pal.h
• Orig date: 2001-12-21 09:42:03.000000000 -0800

diff -urN linux-2.4.20/include/asm-ia64/pal.h linux-2.4.21/include/asm-ia64/pal.h
@@ -78,6 +78,7 @@
 #ifndef __ASSEMBLY__
 
 #include <linux/types.h>
+#include <asm/fpu.h>
 
 /*
  * Data types needed to pass information into PAL procedures and
@@ -650,11 +651,43 @@
 extern struct ia64_pal_retval ia64_pal_call_phys_static (u64, u64, u64, u64);
 extern struct ia64_pal_retval ia64_pal_call_phys_stacked (u64, u64, u64, u64);
 
-#define PAL_CALL(iprv,a0,a1,a2,a3)		iprv = ia64_pal_call_static(a0, a1, a2, a3, 0)
-#define PAL_CALL_IC_OFF(iprv,a0,a1,a2,a3)	iprv = ia64_pal_call_static(a0, a1, a2, a3, 1)
-#define PAL_CALL_STK(iprv,a0,a1,a2,a3)		iprv = ia64_pal_call_stacked(a0, a1, a2, a3)
-#define PAL_CALL_PHYS(iprv,a0,a1,a2,a3)		iprv = ia64_pal_call_phys_static(a0, a1, a2, a3)
-#define PAL_CALL_PHYS_STK(iprv,a0,a1,a2,a3)	iprv = ia64_pal_call_phys_stacked(a0, a1, a2, a3)
+extern void ia64_save_scratch_fpregs(struct ia64_fpreg *);
+extern void ia64_load_scratch_fpregs(struct ia64_fpreg *);
+
+#define PAL_CALL(iprv,a0,a1,a2,a3) do {                 \
+	struct ia64_fpreg fr[6];                        \
+	ia64_save_scratch_fpregs(fr);                     \
+	iprv = ia64_pal_call_static(a0, a1, a2, a3, 0); \
+	ia64_load_scratch_fpregs(fr);                  \
+} while (0)
+
+#define PAL_CALL_IC_OFF(iprv,a0,a1,a2,a3) do {          \
+	struct ia64_fpreg fr[6];                        \
+	ia64_save_scratch_fpregs(fr);                     \
+	iprv = ia64_pal_call_static(a0, a1, a2, a3, 1); \
+	ia64_load_scratch_fpregs(fr);                  \
+} while (0)
+
+#define PAL_CALL_STK(iprv,a0,a1,a2,a3) do {             \
+	struct ia64_fpreg fr[6];                        \
+	ia64_save_scratch_fpregs(fr);                     \
+	iprv = ia64_pal_call_stacked(a0, a1, a2, a3);   \
+	ia64_load_scratch_fpregs(fr);                  \
+} while (0)
+
+#define PAL_CALL_PHYS(iprv,a0,a1,a2,a3) do {            \
+	struct ia64_fpreg fr[6];                        \
+	ia64_save_scratch_fpregs(fr);                     \
+	iprv = ia64_pal_call_phys_static(a0, a1, a2, a3);\
+	ia64_load_scratch_fpregs(fr);                  \
+} while (0)
+
+#define PAL_CALL_PHYS_STK(iprv,a0,a1,a2,a3) do {        \
+	struct ia64_fpreg fr[6];                        \
+	ia64_save_scratch_fpregs(fr);                     \
+	iprv = ia64_pal_call_phys_stacked(a0, a1, a2, a3); \
+	ia64_load_scratch_fpregs(fr);                  \
+} while (0)
 
 typedef int (*ia64_pal_handler) (u64, ...);
 extern ia64_pal_handler ia64_pal;