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author | Gabe Black <gblack@eecs.umich.edu> | 2011-02-02 19:56:38 -0800 |
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committer | Gabe Black <gblack@eecs.umich.edu> | 2011-02-02 19:56:38 -0800 |
commit | eabbdbee63798bda4f549c745e6f35989bef8b30 (patch) | |
tree | df35ebe509d1609017912a3f3ffcf5d149b62cdf /src/arch/x86/isa/insts/general_purpose/control_transfer/call.py | |
parent | a7d4fa45b48cd9408270b7e58f529a07faf8af43 (diff) | |
download | gem5-eabbdbee63798bda4f549c745e6f35989bef8b30.tar.xz |
X86: Replace the stupd microop with a store/update sequence.
Diffstat (limited to 'src/arch/x86/isa/insts/general_purpose/control_transfer/call.py')
-rw-r--r-- | src/arch/x86/isa/insts/general_purpose/control_transfer/call.py | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/arch/x86/isa/insts/general_purpose/control_transfer/call.py b/src/arch/x86/isa/insts/general_purpose/control_transfer/call.py index 870788099..f18a062a6 100644 --- a/src/arch/x86/isa/insts/general_purpose/control_transfer/call.py +++ b/src/arch/x86/isa/insts/general_purpose/control_transfer/call.py @@ -44,7 +44,8 @@ def macroop CALL_NEAR_I limm t1, imm rdip t7 # Check target of call - stupd t7, ss, [0, t0, rsp], "-env.dataSize" + st t7, ss, [0, t0, rsp], "-env.dataSize" + subi rsp, rsp, ssz wrip t7, t1 }; @@ -55,7 +56,8 @@ def macroop CALL_NEAR_R rdip t1 # Check target of call - stupd t1, ss, [0, t0, rsp], "-env.dataSize" + st t1, ss, [0, t0, rsp], "-env.dataSize" + subi rsp, rsp, ssz wripi reg, 0 }; @@ -67,7 +69,8 @@ def macroop CALL_NEAR_M rdip t7 ld t1, seg, sib, disp # Check target of call - stupd t7, ss, [0, t0, rsp], "-env.dataSize" + st t7, ss, [0, t0, rsp], "-env.dataSize" + subi rsp, rsp, ssz wripi t1, 0 }; @@ -79,7 +82,8 @@ def macroop CALL_NEAR_P rdip t7 ld t1, seg, riprel, disp # Check target of call - stupd t7, ss, [0, t0, rsp], "-env.dataSize" + st t7, ss, [0, t0, rsp], "-env.dataSize" + subi rsp, rsp, ssz wripi t1, 0 }; ''' |