Re: [PATCH, AArch64] Make zero_extends explicit for some SImode patterns

2013-01-15 Thread Marcus Shawcroft
On 15/01/13 16:13, Ian Bolton wrote: Greetings! I've made zero_extend versions of SI mode patterns that write to W registers in order to make the implicit zero_extend that they do explicit, so GCC can be smarter about when it actually needs to plant a zero_extend (uxtw). If that sounds familiar

[PATCH, AArch64] Make zero_extends explicit for some SImode patterns

2013-01-15 Thread Ian Bolton
Greetings! I've made zero_extend versions of SI mode patterns that write to W registers in order to make the implicit zero_extend that they do explicit, so GCC can be smarter about when it actually needs to plant a zero_extend (uxtw). If that sounds familiar, it's because this patch continues th