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[RFC,1/3] tcg: support MOV_VEC and MOVI_VEC opcodes in register allocator

Message ID 20171109144155.17076-2-batuzovk@ispras.ru
State New
Headers show
Series TCG: do copy propagation through memory locations | expand

Commit Message

Kirill Batuzov Nov. 9, 2017, 2:41 p.m. UTC 
Signed-off-by: Kirill Batuzov <batuzovk@ispras.ru>
---
 tcg/tcg.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Richard Henderson Nov. 22, 2017, 8:01 a.m. UTC | #1 
On 11/09/2017 03:41 PM, Kirill Batuzov wrote:
> Signed-off-by: Kirill Batuzov <batuzovk@ispras.ru>
> ---
>  tcg/tcg.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/tcg/tcg.c b/tcg/tcg.c
> index a7854a59a1..6db7dd526a 100644
> --- a/tcg/tcg.c
> +++ b/tcg/tcg.c
> @@ -3327,10 +3327,12 @@ int tcg_gen_code(TCGContext *s, TranslationBlock *tb)
>          switch (opc) {
>          case INDEX_op_mov_i32:
>          case INDEX_op_mov_i64:
> +        case INDEX_op_mov_vec:
>              tcg_reg_alloc_mov(s, op);
>              break;
>          case INDEX_op_movi_i32:
>          case INDEX_op_movi_i64:
> +        case INDEX_op_movi_vec:
>              tcg_reg_alloc_movi(s, op);
>              break;
>          case INDEX_op_insn_start:
> 

Thanks.  I'd actually missed out on this myself until quite late in v6, which
caused a number of interesting problems.


r~
diff mbox series

Patch

diff --git a/tcg/tcg.c b/tcg/tcg.c
index a7854a59a1..6db7dd526a 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -3327,10 +3327,12 @@  int tcg_gen_code(TCGContext *s, TranslationBlock *tb)
         switch (opc) {
         case INDEX_op_mov_i32:
         case INDEX_op_mov_i64:
+        case INDEX_op_mov_vec:
             tcg_reg_alloc_mov(s, op);
             break;
         case INDEX_op_movi_i32:
         case INDEX_op_movi_i64:
+        case INDEX_op_movi_vec:
             tcg_reg_alloc_movi(s, op);
             break;
         case INDEX_op_insn_start: