[PULL 27/29] tcg/optimize: Simplify fold_eqv constant checks

Richard Henderson posted 29 patches 4 months, 2 weeks ago
Maintainers: Richard Henderson <richard.henderson@linaro.org>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <Alistair.Francis@wdc.com>
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[PULL 27/29] tcg/optimize: Simplify fold_eqv constant checks
Posted by Richard Henderson 4 months, 2 weeks ago
Both cases are handled by fold_xor after conversion.

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 tcg/optimize.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/tcg/optimize.c b/tcg/optimize.c
index a48ddd9171..62a128bc9b 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -1948,9 +1948,7 @@ static bool fold_eqv(OptContext *ctx, TCGOp *op)
     uint64_t z_mask, o_mask, s_mask;
     TempOptInfo *t1, *t2;
 
-    if (fold_const2_commutative(ctx, op) ||
-        fold_xi_to_x(ctx, op, -1) ||
-        fold_xi_to_not(ctx, op, 0)) {
+    if (fold_const2_commutative(ctx, op)) {
         return true;
     }
 
-- 
2.43.0