Message ID | 20211207185211.137019-1-msc@linux.ibm.com |
---|---|
State | New |
Headers | show |
Series | powerpc64[le]: Allocate extra stack frame on syscall.S | expand |
diff --git a/sysdeps/unix/sysv/linux/powerpc/syscall.S b/sysdeps/unix/sysv/linux/powerpc/syscall.S index a29652feaf..037dd3c4c6 100644 --- a/sysdeps/unix/sysv/linux/powerpc/syscall.S +++ b/sysdeps/unix/sysv/linux/powerpc/syscall.S @@ -26,8 +26,12 @@ ENTRY (syscall) mr r7,r8 mr r8,r9 #if defined(USE_PPC_SCV) && !IS_IN(rtld) && (defined(__PPC64__) || defined(__powerpc64__)) + stdu r1,-SCV_FRAME_SIZE(r1) + cfi_adjust_cfa_offset(SCV_FRAME_SIZE) CHECK_SCV_SUPPORT r9 0f DO_CALL_SCV + addi r1,r1,SCV_FRAME_SIZE + cfi_adjust_cfa_offset(-SCV_FRAME_SIZE) RET_SCV b 1f #endif