diff options
| author |   Helge Deller <deller@gmx.de> | 2007-01-09 19:57:38 +0100 |
|---|---|---|
| committer |   Kyle McMartin <kyle@athena.road.mcmartin.ca> | 2007-02-17 01:06:32 -0500 |
| commit | 3fe4c55ebc440159c49efe2e9464ac301b390913 (patch) | |
| tree | b1a27aa4fbc5cf03be658d636c39affb5f2a2f25 /arch/parisc | |
| parent | [PARISC] Add TIF_RESTORE_SIGMASK support (diff) | |
| download | linux-dev-3fe4c55ebc440159c49efe2e9464ac301b390913.tar.xz linux-dev-3fe4c55ebc440159c49efe2e9464ac301b390913.zip | |
[PARISC] use less assembler statements in syscall path
Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
Diffstat (limited to 'arch/parisc')
| -rw-r--r-- | arch/parisc/kernel/entry.S | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S index f965673e6863..67dda1b0d6da 100644 --- a/arch/parisc/kernel/entry.S +++ b/arch/parisc/kernel/entry.S @@ -983,7 +983,7 @@ intr_check_sig: /* As above */ mfctl %cr30,%r1 LDREG TI_FLAGS(%r1),%r19 - load32 (_TIF_SIGPENDING|_TIF_RESTORE_SIGMASK), %r20 + ldi (_TIF_SIGPENDING|_TIF_RESTORE_SIGMASK), %r20 and,COND(<>) %r19, %r20, %r0 b,n intr_restore /* skip past if we've nothing to do */ @@ -995,11 +995,9 @@ intr_check_sig: * Only do signals if we are returning to user space */ LDREG PT_IASQ0(%r16), %r20 - CMPIB= 0,%r20,intr_restore /* backward */ - nop + CMPIB=,n 0,%r20,intr_restore /* backward */ LDREG PT_IASQ1(%r16), %r20 - CMPIB= 0,%r20,intr_restore /* backward */ - nop + CMPIB=,n 0,%r20,intr_restore /* backward */ copy %r0, %r25 /* long in_syscall = 0 */ #ifdef CONFIG_64BIT @@ -1009,8 +1007,7 @@ intr_check_sig: BL do_notify_resume,%r2 copy %r16, %r26 /* struct pt_regs *regs */ - b intr_check_sig - nop + b,n intr_check_sig intr_restore: copy %r16,%r29 @@ -2091,7 +2088,7 @@ syscall_check_resched: .import do_signal,code syscall_check_sig: LDREG TI_FLAGS-THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r19 - load32 (_TIF_SIGPENDING|_TIF_RESTORE_SIGMASK), %r26 + ldi (_TIF_SIGPENDING|_TIF_RESTORE_SIGMASK), %r26 and,COND(<>) %r19, %r26, %r0 b,n syscall_restore /* skip past if we've nothing to do */ |