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| author | Rich Felker <dalias@aerifal.cx> | 2012-09-29 01:05:31 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2012-09-29 01:05:31 -0400 |
| commit | 8c0a3d9e5c169fc9d0f246ab59362b658b029ad7 (patch) | |
| tree | 6ac54202768db511e8bb959d85060adb98cbf226 /src/thread/microblaze/clone.s | |
| parent | e0ea44cb764fcdbe8515f22096930bede2c7896f (diff) | |
| download | musl-8c0a3d9e5c169fc9d0f246ab59362b658b029ad7.tar.gz musl-8c0a3d9e5c169fc9d0f246ab59362b658b029ad7.tar.bz2 musl-8c0a3d9e5c169fc9d0f246ab59362b658b029ad7.tar.xz musl-8c0a3d9e5c169fc9d0f246ab59362b658b029ad7.zip | |
microblaze port
based on initial work by rdp, with heavy modifications. some features
including threads are untested because qemu app-level emulation seems
to be broken and I do not have a proper system image for testing.
Diffstat (limited to 'src/thread/microblaze/clone.s')
| -rw-r--r-- | src/thread/microblaze/clone.s | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/thread/microblaze/clone.s b/src/thread/microblaze/clone.s new file mode 100644 index 00000000..cff80efa --- /dev/null +++ b/src/thread/microblaze/clone.s @@ -0,0 +1,33 @@ +.global __clone +.weak clone +.type __clone,@function +.type clone,@function + +# r5, r6, r7, r8, r9, r10, stack +# fn, st, fl, ar, pt, tl, ct +# fl, st, pt, tl, ctx + +__clone: +clone: + andi r6, r6, -16 + addi r6, r6, -16 + swi r5, r6, 0 + swi r8, r6, 4 + + ori r5, r7, 0 + ori r7, r9, 0 + ori r8, r10, 0 + lwi r9, r1, 28 + ori r12, r0, 120 + + brki r14, 8 + beqi r3, 1f + rtsd r15, 8 + nop + +1: lwi r3, r1, 0 + lwi r5, r1, 4 + brald r15, r3 + nop + ori r12, r0, 1 + brki r14, 8 |