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| author | Gabe Black <gblack@eecs.umich.edu> | 2009-04-19 04:56:14 -0700 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2009-04-19 04:56:14 -0700 |
| commit | 789b3191b93dc78713c0ae80e592b4d2c43676d8 (patch) | |
| tree | e39136e13dacc2139c53424982af3700be8672cd /src/arch/x86/isa | |
| parent | e742cad6f4363e242e17c516f49edee051340924 (diff) | |
| download | gem5-789b3191b93dc78713c0ae80e592b4d2c43676d8.tar.xz | |
X86: Implement a locking version of AND.
Diffstat (limited to 'src/arch/x86/isa')
| -rw-r--r-- | src/arch/x86/isa/insts/general_purpose/logical.py | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/arch/x86/isa/insts/general_purpose/logical.py b/src/arch/x86/isa/insts/general_purpose/logical.py index ef860215c..97b09fb01 100644 --- a/src/arch/x86/isa/insts/general_purpose/logical.py +++ b/src/arch/x86/isa/insts/general_purpose/logical.py @@ -239,6 +239,23 @@ def macroop AND_P_I st t2, seg, riprel, disp }; +def macroop AND_LOCKED_M_I +{ + ldstl t2, seg, sib, disp + limm t1, imm + and t2, t2, t1, flags=(OF,SF,ZF,PF,CF) + stul t2, seg, sib, disp +}; + +def macroop AND_LOCKED_P_I +{ + rdip t7 + ldstl t2, seg, riprel, disp + limm t1, imm + and t2, t2, t1, flags=(OF,SF,ZF,PF,CF) + stul t2, seg, riprel, disp +}; + def macroop AND_M_R { ldst t1, seg, sib, disp @@ -254,6 +271,21 @@ def macroop AND_P_R st t1, seg, riprel, disp }; +def macroop AND_LOCKED_M_R +{ + ldstl t1, seg, sib, disp + and t1, t1, reg, flags=(OF,SF,ZF,PF,CF) + stul t1, seg, sib, disp +}; + +def macroop AND_LOCKED_P_R +{ + rdip t7 + ldstl t1, seg, riprel, disp + and t1, t1, reg, flags=(OF,SF,ZF,PF,CF) + stul t1, seg, riprel, disp +}; + def macroop NOT_R { limm t1, -1 |