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[PULL 02/17] target/hexagon/idef-parser: Elide mov in gen_pred_assign


From: Taylor Simpson
Subject: [PULL 02/17] target/hexagon/idef-parser: Elide mov in gen_pred_assign
Date: Mon, 6 Mar 2023 21:34:23 -0800

From: Richard Henderson <richard.henderson@linaro.org>

Merge mov with andi.

Suggested-by: Taylor Simpson <tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Taylor Simpson <tsimpson@quicinc.com>
Message-Id: <20230306225724.2105263-1-richard.henderson@linaro.org>
---
 target/hexagon/idef-parser/parser-helpers.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/target/hexagon/idef-parser/parser-helpers.c 
b/target/hexagon/idef-parser/parser-helpers.c
index e1a55412c8..7b494c2f9e 100644
--- a/target/hexagon/idef-parser/parser-helpers.c
+++ b/target/hexagon/idef-parser/parser-helpers.c
@@ -1722,9 +1722,7 @@ void gen_pred_assign(Context *c, YYLTYPE *locp, HexValue 
*left_pred,
         *left_pred = gen_tmp(c, locp, 32, UNSIGNED);
     }
     /* Extract first 8 bits, and store new predicate value */
-    OUT(c, locp, "tcg_gen_mov_i32(", left_pred, ", ", &r, ");\n");
-    OUT(c, locp, "tcg_gen_andi_i32(", left_pred, ", ", left_pred,
-        ", 0xff);\n");
+    OUT(c, locp, "tcg_gen_andi_i32(", left_pred, ", ", &r, ", 0xff);\n");
     if (is_direct) {
         OUT(c, locp, "gen_log_pred_write(ctx, ", pred_id, ", ", left_pred,
             ");\n");
-- 
2.25.1


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