diff options
Diffstat (limited to 'src/arch')
| -rw-r--r-- | src/arch/x86/isa/insts/x87/data_transfer_and_conversion/load_or_store_floating_point.py | 6 | ||||
| -rw-r--r-- | src/arch/x86/isa/microops/fpop.isa | 9 |
2 files changed, 13 insertions, 2 deletions
diff --git a/src/arch/x86/isa/insts/x87/data_transfer_and_conversion/load_or_store_floating_point.py b/src/arch/x86/isa/insts/x87/data_transfer_and_conversion/load_or_store_floating_point.py index 4e230513c..5a19aabd9 100644 --- a/src/arch/x86/isa/insts/x87/data_transfer_and_conversion/load_or_store_floating_point.py +++ b/src/arch/x86/isa/insts/x87/data_transfer_and_conversion/load_or_store_floating_point.py @@ -69,13 +69,15 @@ def macroop FSTP_R { }; def macroop FSTP_M { - movfp ufp1, st(0), spm=1 + movfp ufp1, st(0) stfp ufp1, seg, sib, disp + pop87 }; def macroop FSTP_P { - movfp ufp1, st(0), spm=1 + movfp ufp1, st(0) rdip t7 stfp ufp1, seg, riprel, disp + pop87 }; ''' diff --git a/src/arch/x86/isa/microops/fpop.isa b/src/arch/x86/isa/microops/fpop.isa index 142138fb2..8a77914d9 100644 --- a/src/arch/x86/isa/microops/fpop.isa +++ b/src/arch/x86/isa/microops/fpop.isa @@ -411,4 +411,13 @@ let {{ class chsfp(FpUnaryOp): code = 'FpDestReg = (-1) * (FpSrcReg1);' flag_code = 'FSW = FSW & (~CC1Bit);' + + class Pop87(FpUnaryOp): + def __init__(self, spm=1, UpdateFTW=True): + super(Pop87, self).__init__( \ + "InstRegIndex(FLOATREG_MICROFP0)", \ + "InstRegIndex(FLOATREG_MICROFP0)", \ + spm=spm, SetStatus=False, UpdateFTW=UpdateFTW) + + code = '' }}; |