* scall_n32.S register saves
@ 2003-03-07 19:29 Kip Walker
0 siblings, 0 replies; only message in thread
From: Kip Walker @ 2003-03-07 19:29 UTC (permalink / raw)
To: Ralf Baechle; +Cc: linux-mips
If O32 is enabled, handle_sysn32 shouldn't have to SAVE_SOME and STI...
Kip
Index: arch/mips64/kernel/scall_n32.S
===================================================================
RCS file: /home/cvs/linux/arch/mips64/kernel/scall_n32.S,v
retrieving revision 1.2.2.8
diff -u -r1.2.2.8 scall_n32.S
--- arch/mips64/kernel/scall_n32.S 7 Mar 2003 01:22:48 -0000
1.2.2.8
+++ arch/mips64/kernel/scall_n32.S 7 Mar 2003 19:27:50 -0000
@@ -29,6 +29,12 @@
.align 5
NESTED(handle_sysn32, PT_SIZE, sp)
+#ifndef CONFIG_MIPS32_O32
+ .set noat
+ SAVE_SOME
+ STI
+ .set at
+#endif
ld t1, PT_EPC(sp) # skip syscall on return
subu t0, v0, __NR_N32_Linux # check syscall number
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