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authorDavid Howells <dhowells@redhat.com>2012-05-01 21:31:33 +0100
committerAl Viro <viro@zeniv.linux.org.uk>2012-06-01 12:59:37 -0400
commit1e5ef91556d0985e765252754ca90595deafb793 (patch)
tree252de12100a862b53054081d6f6266985dc2224c /arch/frv/kernel
parent137c3c469f5a940c8c095b734373581c3a0d3955 (diff)
FRV: Shrink TIF_WORK_MASK [ver #2]
Shrink TIF_WORK_MASK so that it will fit in the 12-bit signed immediate operand field of an ANDI instruction. Suggested-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/frv/kernel')
-rw-r--r--arch/frv/kernel/entry.S12
1 files changed, 3 insertions, 9 deletions
diff --git a/arch/frv/kernel/entry.S b/arch/frv/kernel/entry.S
index ff3092c18ca2..03da263e112a 100644
--- a/arch/frv/kernel/entry.S
+++ b/arch/frv/kernel/entry.S
@@ -924,9 +924,7 @@ __syscall_exit:
movgs gr23,psr
ldi @(gr15,#TI_FLAGS),gr4
- sethi.p %hi(_TIF_ALLWORK_MASK),gr5
- setlo %lo(_TIF_ALLWORK_MASK),gr5
- andcc gr4,gr5,gr0,icc0
+ andicc gr4,#_TIF_ALLWORK_MASK,gr0,icc0
bne icc0,#0,__syscall_exit_work
# restore all registers and return
@@ -1111,9 +1109,7 @@ __entry_resume_userspace:
__entry_return_from_user_interrupt:
LEDS 0x6402
ldi @(gr15,#TI_FLAGS),gr4
- sethi.p %hi(_TIF_WORK_MASK),gr5
- setlo %lo(_TIF_WORK_MASK),gr5
- andcc gr4,gr5,gr0,icc0
+ andicc gr4,#_TIF_WORK_MASK,gr0,icc0
beq icc0,#1,__entry_return_direct
__entry_work_pending:
@@ -1133,9 +1129,7 @@ __entry_work_resched:
LEDS 0x6401
ldi @(gr15,#TI_FLAGS),gr4
- sethi.p %hi(_TIF_WORK_MASK),gr5
- setlo %lo(_TIF_WORK_MASK),gr5
- andcc gr4,gr5,gr0,icc0
+ andicc gr4,#_TIF_WORK_MASK,gr0,icc0
beq icc0,#1,__entry_return_direct
andicc gr4,#_TIF_NEED_RESCHED,gr0,icc0
bne icc0,#1,__entry_work_resched