diff options
| author |   Dave Barach <dave@barachs.net> | 2016-01-20 09:11:55 -0500 |
|---|---|---|
| committer |   Gerrit Code Review <gerrit@fd.io> | 2016-01-21 12:33:07 +0000 |
| commit | bfdedbd5a3ba7e6fdc036d212253aa55c9062211 (patch) | |
| tree | 63cf45fd5839e377ef757946be8bdcaa90dbc2a4 /vppinfra/vppinfra/longjmp.S | |
| parent | 08ff7e00bf0e7cf93a732e98a026a76a4349fd41 (diff) | |
PowerPC64-be arch support. Qemu ("qppc") platform support.
Change-Id: Ib0a05f9d1b08bacef09f6d7c101391737031ee0d
Signed-off-by: Dave Barach <dave@barachs.net>
Diffstat (limited to 'vppinfra/vppinfra/longjmp.S')
| -rw-r--r-- | vppinfra/vppinfra/longjmp.S | 60 |
1 files changed, 32 insertions, 28 deletions
diff --git a/vppinfra/vppinfra/longjmp.S b/vppinfra/vppinfra/longjmp.S index a469b644766..ac138a96257 100644 --- a/vppinfra/vppinfra/longjmp.S +++ b/vppinfra/vppinfra/longjmp.S @@ -290,38 +290,42 @@ _prologue (clib_longjmp) blr -_prologue (clib_calljmp) - /* Make sure stack is 16 byte aligned. */ - andi. 0, 5, 0xf - sub 5, 5, 0 - addi 5, 5, -16 - - /* Save old stack/link pointer on new stack. */ - std 1, 0(5) + .globl clib_calljmp + .section ".opd","aw" + .align 3 +clib_calljmp: + .quad .L.clib_calljmp,.TOC.@tocbase,0 + .previous + .type clib_calljmp, @function +.L.clib_calljmp: mflr 0 - std 0, 8(5) - - /* Switch stacks. */ - mr 1, 5 - - /* Get function pointer. */ - ld 0, 0(3) - mtctr 0 - - /* Move argument into place. */ - mr 3, 4 - - /* Away we go. */ + mr 9,3 + std 0,16(1) + stdu 1,-112(1) +#APP + std 1,-8(5) + addi 5,5,-256 + mr 1,5 +#NO_APP + ld 10,0(9) + std 2,40(1) + mr 3,4 + mtctr 10 + ld 11,16(9) + ld 2,8(9) bctrl - - /* Switch back to old stack. */ - ld 0, 8(1) + ld 2,40(1) +#APP + addi 1,1,256 + ld 1,-8(1) +#NO_APP + addi 1,1,112 + ld 0,16(1) mtlr 0 - ld 0, 0(1) - mr 1, 0 - - /* Return to caller. */ blr + .long 0 + .byte 0,0,0,1,128,0,0,0 + .size clib_calljmp,.-.L.clib_calljmp #elif defined(__powerpc__) |