summaryrefslogtreecommitdiffstats
path: root/arch/ia64/kernel/entry.S
diff options
context:
space:
mode:
Diffstat (limited to 'arch/ia64/kernel/entry.S')
-rw-r--r--arch/ia64/kernel/entry.S39
1 files changed, 0 insertions, 39 deletions
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S
index d75b872ca4d..9a260b317d8 100644
--- a/arch/ia64/kernel/entry.S
+++ b/arch/ia64/kernel/entry.S
@@ -71,15 +71,6 @@ ENTRY(ia64_execve)
add out3=16,sp // regs
br.call.sptk.many rp=sys_execve
.ret0:
-#ifdef CONFIG_IA32_SUPPORT
- /*
- * Check if we're returning to ia32 mode. If so, we need to restore ia32 registers
- * from pt_regs.
- */
- adds r16=PT(CR_IPSR)+16,sp
- ;;
- ld8 r16=[r16]
-#endif
cmp4.ge p6,p7=r8,r0
mov ar.pfs=loc1 // restore ar.pfs
sxt4 r8=r8 // return 64-bit result
@@ -108,12 +99,6 @@ ENTRY(ia64_execve)
ldf.fill f23=[sp]; ldf.fill f24=[sp]; mov f25=f0
ldf.fill f26=[sp]; ldf.fill f27=[sp]; mov f28=f0
ldf.fill f29=[sp]; ldf.fill f30=[sp]; mov f31=f0
-#ifdef CONFIG_IA32_SUPPORT
- tbit.nz p6,p0=r16, IA64_PSR_IS_BIT
- movl loc0=ia64_ret_from_ia32_execve
- ;;
-(p6) mov rp=loc0
-#endif
br.ret.sptk.many rp
END(ia64_execve)
@@ -848,30 +833,6 @@ __paravirt_work_processed_syscall:
br.cond.sptk.many rbs_switch // B
END(__paravirt_leave_syscall)
-#ifdef __IA64_ASM_PARAVIRTUALIZED_NATIVE
-#ifdef CONFIG_IA32_SUPPORT
-GLOBAL_ENTRY(ia64_ret_from_ia32_execve)
- PT_REGS_UNWIND_INFO(0)
- adds r2=PT(R8)+16,sp // r2 = &pt_regs.r8
- adds r3=PT(R10)+16,sp // r3 = &pt_regs.r10
- ;;
- .mem.offset 0,0
- st8.spill [r2]=r8 // store return value in slot for r8 and set unat bit
- .mem.offset 8,0
- st8.spill [r3]=r0 // clear error indication in slot for r10 and set unat bit
-#ifdef CONFIG_PARAVIRT
- ;;
- // don't fall through, ia64_leave_kernel may be #define'd
- br.cond.sptk.few ia64_leave_kernel
- ;;
-#endif /* CONFIG_PARAVIRT */
-END(ia64_ret_from_ia32_execve)
-#ifndef CONFIG_PARAVIRT
- // fall through
-#endif
-#endif /* CONFIG_IA32_SUPPORT */
-#endif /* __IA64_ASM_PARAVIRTUALIZED_NATIVE */
-
GLOBAL_ENTRY(__paravirt_leave_kernel)
PT_REGS_UNWIND_INFO(0)
/*