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author | Nilay Vaish <nilay@cs.wisc.edu> | 2013-01-15 07:43:19 -0600 |
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committer | Nilay Vaish <nilay@cs.wisc.edu> | 2013-01-15 07:43:19 -0600 |
commit | 91b00d98a5973d47b831495f5c668bbb185c7a15 (patch) | |
tree | d2108f83a8be89fdaeec5120c5f5ccb6744cdba1 /src/arch/x86/isa/insts/x87/arithmetic | |
parent | 7fdcfdf08b9d654fcf311b213bd729cb957f822c (diff) | |
download | gem5-91b00d98a5973d47b831495f5c668bbb185c7a15.tar.xz |
x86: implement fabs, fchs instructions
Diffstat (limited to 'src/arch/x86/isa/insts/x87/arithmetic')
-rw-r--r-- | src/arch/x86/isa/insts/x87/arithmetic/change_sign.py | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/arch/x86/isa/insts/x87/arithmetic/change_sign.py b/src/arch/x86/isa/insts/x87/arithmetic/change_sign.py index 059fb1ef1..779f1b5b2 100644 --- a/src/arch/x86/isa/insts/x87/arithmetic/change_sign.py +++ b/src/arch/x86/isa/insts/x87/arithmetic/change_sign.py @@ -36,6 +36,12 @@ # Authors: Gabe Black microcode = ''' -# FABS -# FCHS + +def macroop FABS { + absfp st(0), st(0) +}; + +def macroop FCHS { + chsfp st(0), st(0) +}; ''' |