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[PATCH for-6.2 15/43] target/sparc: Implement do_unaligned_access for us
From: |
Richard Henderson |
Subject: |
[PATCH for-6.2 15/43] target/sparc: Implement do_unaligned_access for user-only |
Date: |
Wed, 28 Jul 2021 14:46:19 -1000 |
Cc: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
linux-user/sparc/cpu_loop.c | 11 +++++++++++
target/sparc/cpu.c | 2 +-
target/sparc/ldst_helper.c | 2 --
3 files changed, 12 insertions(+), 3 deletions(-)
diff --git a/linux-user/sparc/cpu_loop.c b/linux-user/sparc/cpu_loop.c
index 02532f198d..612e77807e 100644
--- a/linux-user/sparc/cpu_loop.c
+++ b/linux-user/sparc/cpu_loop.c
@@ -272,6 +272,17 @@ void cpu_loop (CPUSPARCState *env)
queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
}
break;
+ case TT_UNALIGNED:
+ info.si_signo = TARGET_SIGBUS;
+ info.si_errno = 0;
+ info.si_code = TARGET_BUS_ADRALN;
+#ifdef TARGET_SPARC64
+ info._sifields._sigfault._addr = env->dmmu.sfar;
+#else
+ info._sifields._sigfault._addr = env->mmuregs[4];
+#endif
+ queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
+ break;
case EXCP_DEBUG:
info.si_signo = TARGET_SIGTRAP;
info.si_errno = 0;
diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c
index da6b30ec74..d33d41e837 100644
--- a/target/sparc/cpu.c
+++ b/target/sparc/cpu.c
@@ -865,11 +865,11 @@ static const struct TCGCPUOps sparc_tcg_ops = {
.synchronize_from_tb = sparc_cpu_synchronize_from_tb,
.cpu_exec_interrupt = sparc_cpu_exec_interrupt,
.tlb_fill = sparc_cpu_tlb_fill,
+ .do_unaligned_access = sparc_cpu_do_unaligned_access,
#ifndef CONFIG_USER_ONLY
.do_interrupt = sparc_cpu_do_interrupt,
.do_transaction_failed = sparc_cpu_do_transaction_failed,
- .do_unaligned_access = sparc_cpu_do_unaligned_access,
#endif /* !CONFIG_USER_ONLY */
};
#endif /* CONFIG_TCG */
diff --git a/target/sparc/ldst_helper.c b/target/sparc/ldst_helper.c
index 7367b48c8b..69b812e68c 100644
--- a/target/sparc/ldst_helper.c
+++ b/target/sparc/ldst_helper.c
@@ -1954,7 +1954,6 @@ void sparc_cpu_do_transaction_failed(CPUState *cs, hwaddr
physaddr,
}
#endif
-#if !defined(CONFIG_USER_ONLY)
void QEMU_NORETURN sparc_cpu_do_unaligned_access(CPUState *cs, vaddr addr,
MMUAccessType access_type,
int mmu_idx,
@@ -1973,4 +1972,3 @@ void QEMU_NORETURN sparc_cpu_do_unaligned_access(CPUState
*cs, vaddr addr,
cpu_raise_exception_ra(env, TT_UNALIGNED, retaddr);
}
-#endif
--
2.25.1
- Re: [PATCH for-6.2 17/43] accel/tcg: Report unaligned atomics for user-only, (continued)
- [PATCH for-6.2 18/43] accel/tcg: Drop signness in tracing in cputlb.c, Richard Henderson, 2021/07/28
- [PATCH for-6.2 11/43] target/sh4: Set fault address in superh_cpu_do_unaligned_access, Richard Henderson, 2021/07/28
- [PATCH for-6.2 13/43] target/sparc: Remove DEBUG_UNALIGNED, Richard Henderson, 2021/07/28
- [PATCH for-6.2 14/43] target/sparc: Set fault address in sparc_cpu_do_unaligned_access, Richard Henderson, 2021/07/28
- [PATCH for-6.2 19/43] tcg: Expand MO_SIZE to 3 bits, Richard Henderson, 2021/07/28
- [PATCH for-6.2 15/43] target/sparc: Implement do_unaligned_access for user-only,
Richard Henderson <=
- [PATCH for-6.2 21/43] tcg: Split out MemOpIdx to exec/memopidx.h, Richard Henderson, 2021/07/28
- [PATCH for-6.2 24/43] accel/tcg: Pass MemOpIdx to atomic_trace_*_post, Richard Henderson, 2021/07/28
- [PATCH for-6.2 25/43] plugins: Reorg arguments to qemu_plugin_vcpu_mem_cb, Richard Henderson, 2021/07/28
- [PATCH for-6.2 20/43] tcg: Rename TCGMemOpIdx to MemOpIdx, Richard Henderson, 2021/07/28
- [PATCH for-6.2 22/43] trace/mem: Pass MemOpIdx to trace_mem_get_info, Richard Henderson, 2021/07/28