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| author | Gabe Black <gblack@eecs.umich.edu> | 2011-02-02 19:56:38 -0800 |
|---|---|---|
| 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/flags | |
| 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/flags')
| -rw-r--r-- | src/arch/x86/isa/insts/general_purpose/flags/push_and_pop.py | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/arch/x86/isa/insts/general_purpose/flags/push_and_pop.py b/src/arch/x86/isa/insts/general_purpose/flags/push_and_pop.py index 66d0062fc..0fb9d4f7e 100644 --- a/src/arch/x86/isa/insts/general_purpose/flags/push_and_pop.py +++ b/src/arch/x86/isa/insts/general_purpose/flags/push_and_pop.py @@ -40,7 +40,8 @@ def macroop PUSHF { .adjust_env oszIn64Override rflags t1 - stupd t1, ss, [1, t0, rsp], "-env.stackSize", dataSize=ssz + st t1, ss, [1, t0, rsp], "-env.stackSize", dataSize=ssz + subi rsp, rsp, ssz }; def macroop POPF { |