[PULL 33/47] accel/tcg/plugin: Avoid duplicate copy in copy_call

Richard Henderson posted 47 patches 2 years, 3 months ago
Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Riku Voipio <riku.voipio@iki.fi>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Daniel Henrique Barboza <danielhb413@gmail.com>, "Cédric Le Goater" <clg@kaod.org>, David Gibson <david@gibson.dropbear.id.au>, Greg Kurz <groug@kaod.org>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, Thomas Huth <thuth@redhat.com>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Bin Meng <bin.meng@windriver.com>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Artyom Tarasenko <atar4qemu@gmail.com>, WANG Xuerui <git@xen0n.name>, Aurelien Jarno <aurelien@aurel32.net>, Huacai Chen <chenhuacai@kernel.org>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, Stefan Weil <sw@weilnetz.de>, "Alex Bennée" <alex.bennee@linaro.org>
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[PULL 33/47] accel/tcg/plugin: Avoid duplicate copy in copy_call
Posted by Richard Henderson 2 years, 3 months ago
We copied all of the arguments in copy_op_nocheck.
We only need to replace the one argument that we change.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 accel/tcg/plugin-gen.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/accel/tcg/plugin-gen.c b/accel/tcg/plugin-gen.c
index 9e359c006a..77e6823d6b 100644
--- a/accel/tcg/plugin-gen.c
+++ b/accel/tcg/plugin-gen.c
@@ -397,9 +397,7 @@ static TCGOp *copy_call(TCGOp **begin_op, TCGOp *op, void *empty_func,
 
     func_idx = TCGOP_CALLO(op) + TCGOP_CALLI(op);
     *cb_idx = func_idx;
-
     op->args[func_idx] = (uintptr_t)func;
-    op->args[func_idx + 1] = old_op->args[func_idx + 1];
 
     return op;
 }
-- 
2.34.1