R13 is reserved for small data area pointer by SVR4 PPC ABI

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6450 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
malc 2009-01-26 18:21:53 +00:00
parent 165d9b82eb
commit 5db3ee7991

View file

@ -109,7 +109,9 @@ static const int tcg_target_reg_alloc_order[] = {
TCG_REG_R11,
#endif
TCG_REG_R12,
#ifndef __linux__
TCG_REG_R13,
#endif
TCG_REG_R0,
TCG_REG_R1,
TCG_REG_R2,
@ -1528,6 +1530,9 @@ void tcg_target_init(TCGContext *s)
#ifndef __APPLE__
tcg_regset_set_reg(s->reserved_regs, TCG_REG_R2);
#endif
#ifdef __linux__
tcg_regset_set_reg(s->reserved_regs, TCG_REG_R13);
#endif
tcg_add_target_add_op_defs(ppc_op_defs);
}