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[42/48] tcg/optimize: Add more simplifications for orc

Message ID 20210830062451.639572-43-richard.henderson@linaro.org
State Superseded
Headers show
Series tcg: optimize redundant sign extensions | expand

Commit Message

Richard Henderson Aug. 30, 2021, 6:24 a.m. UTC 
Two simplifications that were missing from before the split
to fold functions, and are now easy to provide.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 tcg/optimize.c | 2 ++
 1 file changed, 2 insertions(+)

-- 
2.25.1
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Patch

diff --git a/tcg/optimize.c b/tcg/optimize.c
index a66ac77c29..6feaf905e7 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -1554,6 +1554,8 @@  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_xi_to_not(ctx, op, 0)) {
         return true;
     }