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[Qemu-devel] [PULL 06/11] target/arm: Suppress Coverity warning for PRF
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [PULL 06/11] target/arm: Suppress Coverity warning for PRF |
Date: |
Mon, 9 Jul 2018 14:54:30 +0100 |
From: Richard Henderson <address@hidden>
These instructions must perform the sve_access_check, but
since they are implemented as NOPs there is no generated
code to elide when the access check fails.
Fixes: Coverity issues 1393780 & 1393779.
Signed-off-by: Richard Henderson <address@hidden>
Reviewed-by: Peter Maydell <address@hidden>
Signed-off-by: Peter Maydell <address@hidden>
---
target/arm/translate-sve.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index c080345b9c7..d41f1155f91 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -5164,7 +5164,7 @@ static bool trans_ST1_zpiz(DisasContext *s, arg_ST1_zpiz
*a, uint32_t insn)
static bool trans_PRF(DisasContext *s, arg_PRF *a, uint32_t insn)
{
/* Prefetch is a nop within QEMU. */
- sve_access_check(s);
+ (void)sve_access_check(s);
return true;
}
@@ -5174,7 +5174,7 @@ static bool trans_PRF_rr(DisasContext *s, arg_PRF_rr *a,
uint32_t insn)
return false;
}
/* Prefetch is a nop within QEMU. */
- sve_access_check(s);
+ (void)sve_access_check(s);
return true;
}
--
2.17.1
- [Qemu-devel] [PULL 00/11] target-arm queue, Peter Maydell, 2018/07/09
- [Qemu-devel] [PULL 03/11] hw/timer/cmsdk-apb-timer: Correct ptimer policy settings, Peter Maydell, 2018/07/09
- [Qemu-devel] [PULL 02/11] ptimer: Add TRIGGER_ONLY_ON_DECREMENT policy option, Peter Maydell, 2018/07/09
- [Qemu-devel] [PULL 01/11] hw/arm/smmu-common: Fix devfn computation in smmu_iommu_mr, Peter Maydell, 2018/07/09
- [Qemu-devel] [PULL 04/11] hw/timer/cmsdk-apb-timer: Correctly identify and set one-shot mode, Peter Maydell, 2018/07/09
- [Qemu-devel] [PULL 05/11] hw/timer/cmsdk-apb-timer: run or stop timer on writes to RELOAD and VALUE, Peter Maydell, 2018/07/09
- [Qemu-devel] [PULL 06/11] target/arm: Suppress Coverity warning for PRF,
Peter Maydell <=
- [Qemu-devel] [PULL 07/11] tcg: Restrict check_size_impl to multiples of the line size, Peter Maydell, 2018/07/09
- [Qemu-devel] [PULL 10/11] boards.h: Remove doc comment reference to nonexistent function, Peter Maydell, 2018/07/09
- [Qemu-devel] [PULL 08/11] target/arm: Fix do_predset for large VL, Peter Maydell, 2018/07/09
- [Qemu-devel] [PULL 11/11] hw/net/dp8393x: don't make prom region 'nomigrate', Peter Maydell, 2018/07/09
- [Qemu-devel] [PULL 09/11] hw/sd/omap_mmc: Split 'pseudo-reset' from 'power-on-reset', Peter Maydell, 2018/07/09
- Re: [Qemu-devel] [PULL 00/11] target-arm queue, Peter Maydell, 2018/07/09