diff mbox series

[18/20] tcg/optimize: Build and use o_bits in fold_movcond

Message ID 20250505202751.3510517-19-richard.henderson@linaro.org
State New
Headers show
Series tcg/optimize: Track and use known 1's | expand

Commit Message

Richard Henderson May 5, 2025, 8:27 p.m. UTC 
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 tcg/optimize.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/tcg/optimize.c b/tcg/optimize.c
index 1d722bebc2..1040e67220 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -2105,7 +2105,7 @@  static bool fold_mov(OptContext *ctx, TCGOp *op)
 
 static bool fold_movcond(OptContext *ctx, TCGOp *op)
 {
-    uint64_t z_mask, s_mask;
+    uint64_t z_mask, o_mask, s_mask;
     TempOptInfo *tt, *ft;
     int i;
 
@@ -2131,6 +2131,7 @@  static bool fold_movcond(OptContext *ctx, TCGOp *op)
     tt = arg_info(op->args[3]);
     ft = arg_info(op->args[4]);
     z_mask = tt->z_mask | ft->z_mask;
+    o_mask = tt->o_mask & ft->o_mask;
     s_mask = tt->s_mask & ft->s_mask;
 
     if (ti_is_const(tt) && ti_is_const(ft)) {
@@ -2153,7 +2154,7 @@  static bool fold_movcond(OptContext *ctx, TCGOp *op)
         }
     }
 
-    return fold_masks_zs(ctx, op, z_mask, s_mask);
+    return fold_masks_zos(ctx, op, z_mask, o_mask, s_mask);
 }
 
 static bool fold_mul(OptContext *ctx, TCGOp *op)