diff options
Diffstat (limited to 'src/cpu/x86/vm/x86.ad')
| -rw-r--r-- | src/cpu/x86/vm/x86.ad | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/src/cpu/x86/vm/x86.ad b/src/cpu/x86/vm/x86.ad index b575a98a8..8d402c1c6 100644 --- a/src/cpu/x86/vm/x86.ad +++ b/src/cpu/x86/vm/x86.ad @@ -912,21 +912,6 @@ static inline jdouble replicate8_imm(int con, int width) { encode %{ - enc_class preserve_SP %{ - debug_only(int off0 = cbuf.insts_size()); - MacroAssembler _masm(&cbuf); - // RBP is preserved across all calls, even compiled calls. - // Use it to preserve RSP in places where the callee might change the SP. - __ movptr(rbp_mh_SP_save, rsp); - debug_only(int off1 = cbuf.insts_size()); - assert(off1 - off0 == preserve_SP_size(), "correct size prediction"); - %} - - enc_class restore_SP %{ - MacroAssembler _masm(&cbuf); - __ movptr(rsp, rbp_mh_SP_save); - %} - enc_class call_epilog %{ if (VerifyStackAtCalls) { // Check that stack depth is unchanged: find majik cookie on stack |