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SubjectRe: [PATCH, resend] x86-64: improve insn scheduling in SAVE_ARGS_IRQ
On 02/24/2012 03:55 AM, Jan Beulich wrote:
> leaq -RBP(%rsp),%rdi /* arg1 for handler */
> - testl $3, CS(%rdi)
> + testl $3, CS-RBP(%rsi)
> je 1f

IIRC there is no imm8 version of testl; could this be a testb instead or
is that going to cause stalls on some platforms you think?

-hpa



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