Re: [Qemu-devel] [PATCH 5/8] tcg: Implement concat*_i64 with deposit_i64

2012-09-24 Thread Richard Henderson
On 2012-09-22 12:52, Aurelien Jarno wrote: On Fri, Sep 21, 2012 at 05:18:13PM -0700, Richard Henderson wrote: For tcg_gen_concat_i32_i64 we only use deposit if the host supports it. For tcg_gen_concat32_i64 even if the host does not, as we get identical code before and after. Note that this

Re: [Qemu-devel] [PATCH 5/8] tcg: Implement concat*_i64 with deposit_i64

2012-09-22 Thread Aurelien Jarno
On Fri, Sep 21, 2012 at 05:18:13PM -0700, Richard Henderson wrote: For tcg_gen_concat_i32_i64 we only use deposit if the host supports it. For tcg_gen_concat32_i64 even if the host does not, as we get identical code before and after. Note that this relies on the ANDI - EXTU patch for the

[Qemu-devel] [PATCH 5/8] tcg: Implement concat*_i64 with deposit_i64

2012-09-21 Thread Richard Henderson
For tcg_gen_concat_i32_i64 we only use deposit if the host supports it. For tcg_gen_concat32_i64 even if the host does not, as we get identical code before and after. Note that this relies on the ANDI - EXTU patch for the identity claim. Signed-off-by: Richard Henderson r...@twiddle.net ---