diff options
Diffstat (limited to 'src/arch/x86/isa/insts/control_transfer/xreturn.py')
| -rw-r--r-- | src/arch/x86/isa/insts/control_transfer/xreturn.py | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/src/arch/x86/isa/insts/control_transfer/xreturn.py b/src/arch/x86/isa/insts/control_transfer/xreturn.py index aaffa2b92..1e8e0ba55 100644 --- a/src/arch/x86/isa/insts/control_transfer/xreturn.py +++ b/src/arch/x86/isa/insts/control_transfer/xreturn.py @@ -53,8 +53,14 @@ # # Authors: Gabe Black -microcode = "" -#let {{ -# class RET(Inst): -# "GenFault ${new UnimpInstFault}" -#}}; +microcode = ''' +def macroop RET +{ + # Make the default data size of rets 64 bits in 64 bit mode + .adjust_env oszIn64Override + + ld t1, ss, [0, t0, rsp] + addi rsp, rsp, dsz + wripi t1, 0 +}; +''' |