[Stable-8.2.10 45/51] target/loongarch: Fix vldi inst

Michael Tokarev posted 51 patches 1 week, 1 day ago
Only 9 patches received!
[Stable-8.2.10 45/51] target/loongarch: Fix vldi inst
Posted by Michael Tokarev 1 week, 1 day ago
From: Guo Hongyu <guohongyu24@mails.ucas.ac.cn>

Refer to the link below for a description of the vldi instructions:
https://jia.je/unofficial-loongarch-intrinsics-guide/lsx/misc/#synopsis_88
Fixed errors in vldi instruction implementation.

Signed-off-by: Guo Hongyu <guohongyu24@mails.ucas.ac.cn>
Tested-by: Xianglai Li <lixianglai@loongson.cn>
Signed-off-by: Xianglai Li <lixianglai@loongson.cn>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Signed-off-by: Bibo Mao <maobibo@loongson.cn>
(cherry picked from commit 02ce6cea71be4f6774351f5e658d50044c5b53b2)
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2865
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

diff --git a/target/loongarch/insn_trans/trans_vec.c.inc b/target/loongarch/insn_trans/trans_vec.c.inc
index ba5ca98a33..dff92772ad 100644
--- a/target/loongarch/insn_trans/trans_vec.c.inc
+++ b/target/loongarch/insn_trans/trans_vec.c.inc
@@ -3480,7 +3480,7 @@ static uint64_t vldi_get_value(DisasContext *ctx, uint32_t imm)
         break;
     case 1:
         /* data: {2{16'0, imm[7:0], 8'0}} */
-        data = (t << 24) | (t << 8);
+        data = (t << 40) | (t << 8);
         break;
     case 2:
         /* data: {2{8'0, imm[7:0], 16'0}} */
-- 
2.39.5