[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PULL 06/52] target/arm: Flush high bits of sve register after AdvSIMD E
|
From: |
Peter Maydell |
|
Subject: |
[PULL 06/52] target/arm: Flush high bits of sve register after AdvSIMD EXT |
|
Date: |
Fri, 21 Feb 2020 13:06:54 +0000 |
From: Richard Henderson <address@hidden>
Writes to AdvSIMD registers flush the bits above 128.
Buglink: https://bugs.launchpad.net/bugs/1863247
Signed-off-by: Richard Henderson <address@hidden>
Message-id: address@hidden
Reviewed-by: Peter Maydell <address@hidden>
Signed-off-by: Peter Maydell <address@hidden>
---
target/arm/translate-a64.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c
index 7c26c3bfebb..620a4290671 100644
--- a/target/arm/translate-a64.c
+++ b/target/arm/translate-a64.c
@@ -6895,6 +6895,7 @@ static void disas_simd_ext(DisasContext *s, uint32_t insn)
tcg_temp_free_i64(tcg_resl);
write_vec_element(s, tcg_resh, rd, 1, MO_64);
tcg_temp_free_i64(tcg_resh);
+ clear_vec_high(s, true, rd);
}
/* TBL/TBX
--
2.20.1
- [PULL 00/52] target-arm queue, Peter Maydell, 2020/02/21
- [PULL 01/52] aspeed/scu: Create separate write callbacks, Peter Maydell, 2020/02/21
- [PULL 02/52] aspeed/scu: Implement chip ID register, Peter Maydell, 2020/02/21
- [PULL 03/52] hw/misc/iotkit-secctl: Fix writing to 'PPC Interrupt Clear' register, Peter Maydell, 2020/02/21
- [PULL 04/52] mainstone: Make providing flash images non-mandatory, Peter Maydell, 2020/02/21
- [PULL 05/52] z2: Make providing flash images non-mandatory, Peter Maydell, 2020/02/21
- [PULL 06/52] target/arm: Flush high bits of sve register after AdvSIMD EXT,
Peter Maydell <=
- [PULL 07/52] target/arm: Flush high bits of sve register after AdvSIMD TBL/TBX, Peter Maydell, 2020/02/21
- [PULL 10/52] target/arm: Use bit 55 explicitly for pauth, Peter Maydell, 2020/02/21
- [PULL 11/52] target/arm: Fix select for aa64_va_parameters_both, Peter Maydell, 2020/02/21
- [PULL 08/52] target/arm: Flush high bits of sve register after AdvSIMD ZIP/UZP/TRN, Peter Maydell, 2020/02/21
- [PULL 09/52] target/arm: Flush high bits of sve register after AdvSIMD INS, Peter Maydell, 2020/02/21
- [PULL 12/52] target/arm: Remove ttbr1_valid check from get_phys_addr_lpae, Peter Maydell, 2020/02/21
- [PULL 15/52] target/arm: Check aa32_pan in take_aarch32_exception(), not aa64_pan, Peter Maydell, 2020/02/21
- [PULL 13/52] target/arm: Split out aa64_va_parameter_tbi, aa64_va_parameter_tbid, Peter Maydell, 2020/02/21
- [PULL 14/52] target/arm: Add _aa32_ to isar_feature functions testing 32-bit ID registers, Peter Maydell, 2020/02/21
- [PULL 17/52] target/arm: Define and use any_predinv isar_feature test, Peter Maydell, 2020/02/21