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[v4,43/51] tcg/optimize: Use fold_xx_to_i for orc

Message ID 20211026230943.1225890-44-richard.henderson@linaro.org
State New
Headers show
Series tcg: optimize redundant sign extensions | expand

Commit Message

Richard Henderson Oct. 26, 2021, 11:09 p.m. UTC 
Recognize the constant function for or-compliment.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 tcg/optimize.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Philippe Mathieu-Daudé Oct. 27, 2021, 2:07 p.m. UTC | #1 
On 10/27/21 01:09, Richard Henderson wrote:
> Recognize the constant function for or-compliment.
> 
> Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>  tcg/optimize.c | 1 +
>  1 file changed, 1 insertion(+)

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Luis Fernando Fujita Pires Oct. 27, 2021, 8:36 p.m. UTC | #2 
From: Richard Henderson <richard.henderson@linaro.org>
> Recognize the constant function for or-compliment.

Minor typo: or-complement.

Reviewed-by: Luis Pires <luis.pires@eldorado.org.br>

--
Luis Pires
Instituto de Pesquisas ELDORADO
Aviso Legal - Disclaimer <https://www.eldorado.org.br/disclaimer.html>
diff mbox series

Patch

diff --git a/tcg/optimize.c b/tcg/optimize.c
index 3207817b68..bea82305db 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -1585,6 +1585,7 @@  static bool fold_or(OptContext *ctx, TCGOp *op)
 static bool fold_orc(OptContext *ctx, TCGOp *op)
 {
     if (fold_const2(ctx, op) ||
+        fold_xx_to_i(ctx, op, -1) ||
         fold_xi_to_x(ctx, op, -1) ||
         fold_ix_to_not(ctx, op, 0)) {
         return true;