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authorLinus Torvalds <torvalds@linux-foundation.org>2008-12-30 17:23:31 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2008-12-30 17:23:31 -0800
commit6de71484cf9561edb45224f659a9db38b6056d5e (patch)
tree588fe6f7c98147b805085503c863d371e2fa497e /arch/sparc/kernel/getsetcc.S
parent1dff81f20cd55ffa5a8ee984da70ce0b99d29606 (diff)
parente3c6d4ee545e427b55882d97d3b663c6411645fe (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6: (98 commits) sparc: move select of ARCH_SUPPORTS_MSI sparc: drop SUN_IO sparc: unify sections.h sparc: use .data.init_task section for init_thread_union sparc: fix array overrun check in of_device_64.c sparc: unify module.c sparc64: prepare module_64.c for unification sparc64: use bit neutral Elf symbols sparc: unify module.h sparc: introduce CONFIG_BITS sparc: fix hardirq.h removal fallout sparc64: do not export pus_fs_struct sparc: use sparc64 version of scatterlist.h sparc: Commonize memcmp assembler. sparc: Unify strlen assembler. sparc: Add asm/asm.h sparc: Kill memcmp_32.S code which has been ifdef'd out for centuries. sparc: replace for_each_cpu_mask_nr with for_each_cpu sparc: fix sparse warnings in irq_32.c sparc: add include guards to kernel.h ...
Diffstat (limited to 'arch/sparc/kernel/getsetcc.S')
-rw-r--r--arch/sparc/kernel/getsetcc.S24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/sparc/kernel/getsetcc.S b/arch/sparc/kernel/getsetcc.S
new file mode 100644
index 00000000000..a14d272d206
--- /dev/null
+++ b/arch/sparc/kernel/getsetcc.S
@@ -0,0 +1,24 @@
+ .globl getcc
+ .type getcc,#function
+getcc:
+ ldx [%o0 + PT_V9_TSTATE], %o1
+ srlx %o1, 32, %o1
+ and %o1, 0xf, %o1
+ retl
+ stx %o1, [%o0 + PT_V9_G1]
+ .size getcc,.-getcc
+
+ .globl setcc
+ .type setcc,#function
+setcc:
+ ldx [%o0 + PT_V9_TSTATE], %o1
+ ldx [%o0 + PT_V9_G1], %o2
+ or %g0, %ulo(TSTATE_ICC), %o3
+ sllx %o3, 32, %o3
+ andn %o1, %o3, %o1
+ sllx %o2, 32, %o2
+ and %o2, %o3, %o2
+ or %o1, %o2, %o1
+ retl
+ stx %o1, [%o0 + PT_V9_TSTATE]
+ .size setcc,.-setcc