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From: "Philippe Mathieu-Daudé" <philmd@linaro.org>
To: qemu-devel@nongnu.org
Cc: "Palmer Dabbelt" <palmer@dabbelt.com>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Philippe Mathieu-Daudé" <philmd@linaro.org>,
	"Thomas Huth" <thuth@redhat.com>,
	"Beraldo Leal" <bleal@redhat.com>,
	"Wainer dos Santos Moschetta" <wainersm@redhat.com>,
	"Alistair Francis" <alistair.francis@wdc.com>,
	"Daniel Henrique Barboza" <dbarboza@ventanamicro.com>,
	kvm@vger.kernel.org, qemu-riscv@nongnu.org,
	"Bin Meng" <bin.meng@windriver.com>,
	"Alex Bennée" <alex.bennee@linaro.org>,
	"Weiwei Li" <liweiwei@iscas.ac.cn>,
	"Liu Zhiwei" <zhiwei_liu@linux.alibaba.com>
Subject: [PATCH v2 06/16] target/riscv: Restrict riscv_cpu_do_interrupt() to sysemu
Date: Mon,  3 Jul 2023 20:31:35 +0200	[thread overview]
Message-ID: <20230703183145.24779-7-philmd@linaro.org> (raw)
In-Reply-To: <20230703183145.24779-1-philmd@linaro.org>

riscv_cpu_do_interrupt() is not reachable on user emulation.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 target/riscv/cpu.h        | 5 +++--
 target/riscv/cpu_helper.c | 7 ++-----
 2 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index 00a4842d84..e6a8087022 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -411,7 +411,6 @@ extern const char * const riscv_int_regnamesh[];
 extern const char * const riscv_fpr_regnames[];
 
 const char *riscv_cpu_get_trap_name(target_ulong cause, bool async);
-void riscv_cpu_do_interrupt(CPUState *cpu);
 int riscv_cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cs,
                                int cpuid, DumpState *s);
 int riscv_cpu_write_elf32_note(WriteCoreDumpFunction f, CPUState *cs,
@@ -444,6 +443,7 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, Error **errp);
 #define cpu_mmu_index riscv_cpu_mmu_index
 
 #ifndef CONFIG_USER_ONLY
+void riscv_cpu_do_interrupt(CPUState *cpu);
 void riscv_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr,
                                      vaddr addr, unsigned size,
                                      MMUAccessType access_type,
@@ -467,7 +467,8 @@ void riscv_cpu_set_aia_ireg_rmw_fn(CPURISCVState *env, uint32_t priv,
                                    void *rmw_fn_arg);
 
 RISCVException smstateen_acc_ok(CPURISCVState *env, int index, uint64_t bit);
-#endif
+#endif /* !CONFIG_USER_ONLY */
+
 void riscv_cpu_set_mode(CPURISCVState *env, target_ulong newpriv);
 
 void riscv_translate_init(void);
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
index 0adde26321..597c47bc56 100644
--- a/target/riscv/cpu_helper.c
+++ b/target/riscv/cpu_helper.c
@@ -1579,7 +1579,6 @@ static target_ulong riscv_transformed_insn(CPURISCVState *env,
 
     return xinsn;
 }
-#endif /* !CONFIG_USER_ONLY */
 
 /*
  * Handle Traps
@@ -1589,8 +1588,6 @@ static target_ulong riscv_transformed_insn(CPURISCVState *env,
  */
 void riscv_cpu_do_interrupt(CPUState *cs)
 {
-#if !defined(CONFIG_USER_ONLY)
-
     RISCVCPU *cpu = RISCV_CPU(cs);
     CPURISCVState *env = &cpu->env;
     bool write_gva = false;
@@ -1783,6 +1780,6 @@ void riscv_cpu_do_interrupt(CPUState *cs)
 
     env->two_stage_lookup = false;
     env->two_stage_indirect_lookup = false;
-#endif
-    cs->exception_index = RISCV_EXCP_NONE; /* mark handled to qemu */
 }
+
+#endif /* !CONFIG_USER_ONLY */
-- 
2.38.1



  parent reply	other threads:[~2023-07-03 18:33 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-03 18:31 [PATCH v2 00/16] target/riscv: Allow building without TCG (KVM-only so far) Philippe Mathieu-Daudé
2023-07-03 18:31 ` [PATCH v2 01/16] target/riscv: Remove unuseful KVM stubs Philippe Mathieu-Daudé
2023-07-03 18:31 ` [PATCH v2 02/16] target/riscv: Remove unused 'instmap.h' header in translate.c Philippe Mathieu-Daudé
2023-07-03 18:31 ` [PATCH v2 03/16] target/riscv: Restrict sysemu specific header to user emulation Philippe Mathieu-Daudé
2023-07-03 18:31 ` [PATCH v2 04/16] target/riscv: Restrict 'rv128' machine to TCG accelerator Philippe Mathieu-Daudé
2023-07-03 18:31 ` [PATCH v2 05/16] target/riscv: Move sysemu-specific files to target/riscv/sysemu/ Philippe Mathieu-Daudé
2023-07-03 18:31 ` Philippe Mathieu-Daudé [this message]
2023-07-03 18:31 ` [PATCH v2 07/16] target/riscv: Move TCG-specific files to target/riscv/tcg/ Philippe Mathieu-Daudé
2023-07-03 18:31 ` [PATCH v2 08/16] target/riscv: Move TCG-specific cpu_get_tb_cpu_state() to tcg/cpu.c Philippe Mathieu-Daudé
2023-07-19  0:56   ` Alistair Francis
2023-07-03 18:31 ` [PATCH v2 09/16] target/riscv: Expose some 'trigger' prototypes from debug.c Philippe Mathieu-Daudé
2023-07-03 18:31 ` [PATCH v2 10/16] target/riscv: Extract TCG-specific code " Philippe Mathieu-Daudé
2023-07-03 18:31 ` [PATCH v2 11/16] target/riscv: Move sysemu-specific debug files to target/riscv/sysemu/ Philippe Mathieu-Daudé
2023-07-03 18:31 ` [PATCH v2 12/16] target/riscv: Expose riscv_cpu_pending_to_irq() from cpu_helper.c Philippe Mathieu-Daudé
2023-07-03 18:31 ` [RFC PATCH v2 13/16] target/riscv: Move TCG/sysemu-specific code to tcg/sysemu/cpu_helper.c Philippe Mathieu-Daudé
2023-07-03 18:31 ` [PATCH v2 14/16] target/riscv: Move sysemu-specific code to sysemu/cpu_helper.c Philippe Mathieu-Daudé
2023-07-03 18:31 ` [PATCH v2 15/16] target/riscv: Restrict TCG-specific prototype declarations Philippe Mathieu-Daudé
2023-07-03 18:31 ` [PATCH v2 16/16] gitlab-ci.d/crossbuilds: Add KVM riscv64 cross-build jobs Philippe Mathieu-Daudé

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