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| author | Andreas Schwab <schwab@suse.de> | 2013-05-20 10:19:31 +0200 |
|---|---|---|
| committer | Andreas Schwab <schwab@suse.de> | 2013-05-21 10:52:46 +0200 |
| commit | e39adf43c7d1979884dd304ed1250baf1f78fadc (patch) | |
| tree | 7f9a7c260724e5a11d937ca0746b11862d84c443 /ports | |
| parent | 6c14f68aabb72938a1a66bc51b05c83ed7edcf35 (diff) | |
| download | glibc-e39adf43c7d1979884dd304ed1250baf1f78fadc.zip glibc-e39adf43c7d1979884dd304ed1250baf1f78fadc.tar.gz glibc-e39adf43c7d1979884dd304ed1250baf1f78fadc.tar.bz2 | |
AArch64: Don't clobber argument for tail call to __sigjmp_save in sigsetjmp
Diffstat (limited to 'ports')
| -rw-r--r-- | ports/ChangeLog.aarch64 | 7 | ||||
| -rw-r--r-- | ports/sysdeps/aarch64/setjmp.S | 10 |
2 files changed, 15 insertions, 2 deletions
diff --git a/ports/ChangeLog.aarch64 b/ports/ChangeLog.aarch64 index e12c447..2e2dc2f 100644 --- a/ports/ChangeLog.aarch64 +++ b/ports/ChangeLog.aarch64 @@ -1,3 +1,10 @@ +2013-05-21 Andreas Schwab <schwab@suse.de> + + [BZ #15493] + * sysdeps/aarch64/setjmp.S (__sigsetjmp): Don't clobber register + x1. + [NOT_IN_libc && IS_IN_rtld]: Don't call __sigjmp_save. + 2013-05-21 Marcus Shawcroft <marcus.shawcroft@linaro.org> * sysdeps/aarch64/libm-test-ulps: Regenerate. diff --git a/ports/sysdeps/aarch64/setjmp.S b/ports/sysdeps/aarch64/setjmp.S index cff81c7..10e0709 100644 --- a/ports/sysdeps/aarch64/setjmp.S +++ b/ports/sysdeps/aarch64/setjmp.S @@ -44,8 +44,14 @@ ENTRY (__sigsetjmp) stp d10, d11, [x0, #JB_D10<<3] stp d12, d13, [x0, #JB_D12<<3] stp d14, d15, [x0, #JB_D14<<3] - mov x1, sp - str x1, [x0, #JB_SP<<3] + mov x2, sp + str x2, [x0, #JB_SP<<3] +#if defined NOT_IN_libc && defined IS_IN_rtld + /* In ld.so we never save the signal mask */ + mov w0, #0 + RET +#else b C_SYMBOL_NAME(__sigjmp_save) +#endif END (__sigsetjmp) hidden_def (__sigsetjmp) |