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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/ldso | |
| parent | e0ea44cb764fcdbe8515f22096930bede2c7896f (diff) | |
| download | musl-8c0a3d9e5c169fc9d0f246ab59362b658b029ad7.tar.gz 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/ldso')
| -rw-r--r-- | src/ldso/microblaze/dlsym.s | 5 | ||||
| -rw-r--r-- | src/ldso/microblaze/start.s | 27 |
2 files changed, 32 insertions, 0 deletions
diff --git a/src/ldso/microblaze/dlsym.s b/src/ldso/microblaze/dlsym.s new file mode 100644 index 00000000..2044e2df --- /dev/null +++ b/src/ldso/microblaze/dlsym.s @@ -0,0 +1,5 @@ +.global dlsym +.type dlsym,@function +dlsym: + brid __dlsym + add r7, r15, r0 diff --git a/src/ldso/microblaze/start.s b/src/ldso/microblaze/start.s new file mode 100644 index 00000000..4afd59f0 --- /dev/null +++ b/src/ldso/microblaze/start.s @@ -0,0 +1,27 @@ +# FIXME: clearing argv entries +.global _start +_start: + add r19, r0, r0 + + lw r5, r0, r1 + addi r6, r1, 4 + mfs r7, rpc + addi r7, r7, _GLOBAL_OFFSET_TABLE_+8 + addi r7, r7, _DYNAMIC@GOTOFF + brlid r15, __reloc_self + nop + + lwi r5, r1, 0 + brlid r15, __dynlink + addi r6, r1, 4 + + lwi r4, r1, 0 +1: lwi r5, r1, 4 + addi r5, r5, 1 + bnei r5, 1f + addi r4, r4, -1 + addi r1, r1, 4 + bri 1b +1: swi r4, r1, 0 + add r5, r0, r0 + bra r3 |