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| author | Hyang-Ah Hana Kim <hyangah@gmail.com> | 2015-11-05 16:32:27 -0500 |
|---|---|---|
| committer | Hyang-Ah Hana Kim <hyangah@gmail.com> | 2015-11-11 21:59:24 +0000 |
| commit | 05c4c6e2f48dad6876a8ffc3e72b4122245c5095 (patch) | |
| tree | 91f04e9dee9897eba134b0393303d7e19ebe8be1 /src/runtime/sys_linux_386.s | |
| parent | d727312cbfd7212950b12ec078030c62c83a9064 (diff) | |
| download | go-05c4c6e2f48dad6876a8ffc3e72b4122245c5095.tar.xz | |
cmd,runtime: TLS setup for android/386
Same ugly hack as https://go-review.googlesource.com/15991.
Update golang/go#9327.
Change-Id: I58284e83268a15de95eabc833c3e01bf1e3faa2e
Reviewed-on: https://go-review.googlesource.com/16678
Reviewed-by: David Crawshaw <crawshaw@golang.org>
Diffstat (limited to 'src/runtime/sys_linux_386.s')
| -rw-r--r-- | src/runtime/sys_linux_386.s | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/runtime/sys_linux_386.s b/src/runtime/sys_linux_386.s index 9e0e87cafc..a52c4b2588 100644 --- a/src/runtime/sys_linux_386.s +++ b/src/runtime/sys_linux_386.s @@ -405,6 +405,15 @@ TEXT runtime·setldt(SB),NOSPLIT,$32 MOVL entry+0(FP), BX // entry MOVL address+4(FP), CX // base address +#ifdef GOOS_android + /* + * Same as in sys_darwin_386.s:/ugliness, different constant. + * address currently holds m->tls, which must be %gs:0xf8. + * See cgo/gcc_android_386.c for the derivation of the constant. + */ + SUBL $0xf8, CX + MOVL CX, 0(CX) +#else /* * When linking against the system libraries, * we use its pthread_create and let it set up %gs @@ -420,6 +429,7 @@ TEXT runtime·setldt(SB),NOSPLIT,$32 */ ADDL $0x4, CX // address MOVL CX, 0(CX) +#endif // set up user_desc LEAL 16(SP), AX // struct user_desc |