From 4f2331e5b67af8172419eb1c8db510b497b30a7b Mon Sep 17 00:00:00 2001
From: Aurelien Jarno <aurelien@aurel32.net>
Date: Mon, 27 Jul 2015 12:41:45 +0200
Subject: tcg: implement real ext_i32_i64 and extu_i32_i64 ops

Implement real ext_i32_i64 and extu_i32_i64 ops. They ensure that a
32-bit value is always converted to a 64-bit value and not propagated
through the register allocator or the optimizer.

Cc: Andrzej Zaborowski <balrogg@gmail.com>
Cc: Alexander Graf <agraf@suse.de>
Cc: Blue Swirl <blauwirbel@gmail.com>
Cc: Stefan Weil <sw@weilnetz.de>
Acked-by: Claudio Fontana <claudio.fontana@huawei.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
---
 tcg/tcg-opc.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'tcg/tcg-opc.h')

diff --git a/tcg/tcg-opc.h b/tcg/tcg-opc.h
index 4a34f43..f721a5a 100644
--- a/tcg/tcg-opc.h
+++ b/tcg/tcg-opc.h
@@ -138,6 +138,9 @@ DEF(rotl_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_rot_i64))
 DEF(rotr_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_rot_i64))
 DEF(deposit_i64, 1, 2, 2, IMPL64 | IMPL(TCG_TARGET_HAS_deposit_i64))
 
+/* size changing ops */
+DEF(ext_i32_i64, 1, 1, 0, IMPL64)
+DEF(extu_i32_i64, 1, 1, 0, IMPL64)
 DEF(trunc_shr_i64_i32, 1, 1, 1,
     IMPL(TCG_TARGET_HAS_trunc_shr_i64_i32)
     | (TCG_TARGET_REG_BITS == 32 ? TCG_OPF_NOT_PRESENT : 0))
-- 
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