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authorHirokazu Takata <takata@linux-m32r.org>2006-04-18 22:21:38 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-04-19 09:13:51 -0700
commit4127272c38619c56f0c1aa01d01c7bd757db70a1 (patch)
treed12ca9b4ba542a93957dc50c009928299ea66991 /arch/m32r
parentdd1c1e3e9ed04d33a698925238e527b7051f64b9 (diff)
downloadblackbird-op-linux-4127272c38619c56f0c1aa01d01c7bd757db70a1.tar.gz
blackbird-op-linux-4127272c38619c56f0c1aa01d01c7bd757db70a1.zip
[PATCH] m32r: update switch_to macro for tuning
- Remove unnecessary push/pop's of the switch_to() macro for performance tuning. - Cosmetic updates: change __inline__ to inline, etc. Signed-off-by: Hirokazu Takata <takata@linux-m32r.org> Cc: NIIBE Yutaka <gniibe@fsij.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/m32r')
-rw-r--r--arch/m32r/kernel/entry.S6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S
index 5e4a0c8a5d3c..920bb742b7a2 100644
--- a/arch/m32r/kernel/entry.S
+++ b/arch/m32r/kernel/entry.S
@@ -132,7 +132,7 @@ VM_MASK = 0x00020000
#endif
ENTRY(ret_from_fork)
- ld r0, @sp+
+ pop r0
bl schedule_tail
GET_THREAD_INFO(r8)
bra syscall_exit
@@ -310,7 +310,7 @@ ENTRY(ei_handler)
; GET_ICU_STATUS;
seth r0, #shigh(M32R_ICU_ISTS_ADDR)
ld r0, @(low(M32R_ICU_ISTS_ADDR),r0)
- st r0, @-sp
+ push r0
#if defined(CONFIG_SMP)
/*
* If IRQ == 0 --> Nothing to do, Not write IMASK
@@ -547,7 +547,7 @@ check_end:
#endif /* CONFIG_PLAT_M32104UT */
bl do_IRQ
#endif /* CONFIG_SMP */
- ld r14, @sp+
+ pop r14
seth r0, #shigh(M32R_ICU_IMASK_ADDR)
st r14, @(low(M32R_ICU_IMASK_ADDR),r0)
#else
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