diff options
Diffstat (limited to 'src/arch/x86/isa/insts/arithmetic/add_and_subtract.py')
-rw-r--r-- | src/arch/x86/isa/insts/arithmetic/add_and_subtract.py | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/arch/x86/isa/insts/arithmetic/add_and_subtract.py b/src/arch/x86/isa/insts/arithmetic/add_and_subtract.py index 05aa6cd69..e637251d2 100644 --- a/src/arch/x86/isa/insts/arithmetic/add_and_subtract.py +++ b/src/arch/x86/isa/insts/arithmetic/add_and_subtract.py @@ -277,6 +277,26 @@ def macroop SBB_P_R sbb t1, t1, reg st t1, ds, [scale, index, base], disp }; + +def macroop NEG_R +{ + sub reg, t0, reg, flags=(CF,OF,SF,ZF,AF,PF) +}; + +def macroop NEG_M +{ + ld t1, ds, [scale, index, base], disp + sub t1, t0, t1, flags=(CF,OF,SF,ZF,AF,PF) + st t1, ds, [scale, index, base], disp +}; + +def macroop NEG_P +{ + rdip t7 + ld t1, ds, [0, t0, t7], disp + sub t1, t0, t1, flags=(CF,OF,SF,ZF,AF,PF) + st t1, ds, [0, t0, t7], disp +}; ''' #let {{ # class ADC(Inst): |