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bf649e72d3
Use long NOPs for Intel Core processors since they are faster than multiple NOPs. Don't use them for 64-bit processors by default since Intel Atom processors can only decode 4 prefixes in 1 cycle. * config/tc-i386.c (alt64_9): New. (alt64_10): Likewise. (alt64_11): Likewise. (alt64_12): Likewise. (alt64_13): Likewise. (alt64_14): Likewise. (alt64_15): Likewise. (alt64_patt): Likewise. (i386_generate_nops): Use alt64_patt for Intel Core processors in 64-bit mode. * testsuite/gas/i386/x86-64-nops-1-core2.d: Expect long NOPs. * testsuite/gas/i386/x86-64-nops-4-core2.d: Likewise. * testsuite/gas/i386/ilp32/x86-64-nops-1-core2.d: Replace ../x86-64-nops-1.d with ../x86-64-nops-1-core2.d. * testsuite/gas/i386/ilp32/x86-64-nops-4-core2.d: Replace ../x86-64-nops-4.d with ../x86-64-nops-4-core2.d. |
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