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| author | Gabe Black <gblack@eecs.umich.edu> | 2008-06-12 00:49:50 -0400 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2008-06-12 00:49:50 -0400 |
| commit | e0c20386ac0f8f54db2e8947793b4c2debabcefc (patch) | |
| tree | f3aad0978e98724d3ab08054a031ea3887f047f6 /src/arch/x86/isa/insts | |
| parent | 2bb8933f789d65f47a322e1384eb2e500699bf14 (diff) | |
| download | gem5-e0c20386ac0f8f54db2e8947793b4c2debabcefc.tar.xz | |
X86: Add microops and supporting code to manipulate the whole rflags register.
Diffstat (limited to 'src/arch/x86/isa/insts')
| -rw-r--r-- | src/arch/x86/isa/insts/general_purpose/flags/push_and_pop.py | 8 |
1 files changed, 3 insertions, 5 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 fe60350c1..5937ac074 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 @@ -1,4 +1,4 @@ -# Copyright (c) 2007 The Hewlett-Packard Development Company +# Copyright (c) 2007-2008 The Hewlett-Packard Development Company # All rights reserved. # # Redistribution and use of this software in source and binary forms, @@ -57,8 +57,7 @@ microcode = ''' def macroop PUSHF { .adjust_env oszIn64Override - # This should really read the whole flags register, not just user flags. - ruflags t1 + rflags t1 stupd t1, ss, [1, t0, rsp], "-env.dataSize" }; @@ -67,7 +66,6 @@ def macroop POPF { ld t1, ss, [1, t0, rsp] addi rsp, rsp, dsz - # This should really write the whole flags register, not just user flags. - wruflags t1, t0 + wrflags t1, t0 }; ''' |