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target/riscv: Restrict cpu_exec_interrupt() handler to sysemu 

Restrict cpu_exec_interrupt() and its callees to sysemu.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-Id: <20210911165434.531552-19-f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2021-09-11 18:54:28 +02:00 committed by Richard Henderson
parent f725245c52
commit 17b3c353e6
3 changed files with 2 additions and 7 deletions
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2
target/riscv/cpu.c
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@ -644,10 +644,10 @@ static const struct SysemuCPUOps riscv_sysemu_ops = {
static const struct TCGCPUOps riscv_tcg_ops = {
.initialize = riscv_translate_init,
.synchronize_from_tb = riscv_cpu_synchronize_from_tb,
.cpu_exec_interrupt = riscv_cpu_exec_interrupt,
.tlb_fill = riscv_cpu_tlb_fill,
#ifndef CONFIG_USER_ONLY
.cpu_exec_interrupt = riscv_cpu_exec_interrupt,
.do_interrupt = riscv_cpu_do_interrupt,
.do_transaction_failed = riscv_cpu_do_transaction_failed,
.do_unaligned_access = riscv_cpu_do_unaligned_access,

2
target/riscv/cpu.h
View File

@ -334,7 +334,6 @@ int riscv_cpu_write_elf32_note(WriteCoreDumpFunction f, CPUState *cs,
int cpuid, void *opaque);
int riscv_cpu_gdb_read_register(CPUState *cpu, GByteArray *buf, int reg);
int riscv_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
bool riscv_cpu_exec_interrupt(CPUState *cs, int interrupt_request);
bool riscv_cpu_fp_enabled(CPURISCVState *env);
bool riscv_cpu_virt_enabled(CPURISCVState *env);
void riscv_cpu_set_virt_enabled(CPURISCVState *env, bool enable);
@ -362,6 +361,7 @@ void riscv_cpu_list(void);
#define cpu_mmu_index riscv_cpu_mmu_index
#ifndef CONFIG_USER_ONLY
bool riscv_cpu_exec_interrupt(CPUState *cs, int interrupt_request);
void riscv_cpu_swap_hypervisor_regs(CPURISCVState *env);
int riscv_cpu_claim_interrupts(RISCVCPU *cpu, uint32_t interrupts);
uint32_t riscv_cpu_update_mip(RISCVCPU *cpu, uint32_t mask, uint32_t value);

5
target/riscv/cpu_helper.c
View File

@ -75,11 +75,9 @@ static int riscv_cpu_local_irq_pending(CPURISCVState *env)
return RISCV_EXCP_NONE; /* indicates no pending interrupt */
}
}
#endif
bool riscv_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
{
#if !defined(CONFIG_USER_ONLY)
if (interrupt_request & CPU_INTERRUPT_HARD) {
RISCVCPU *cpu = RISCV_CPU(cs);
CPURISCVState *env = &cpu->env;
@ -90,12 +88,9 @@ bool riscv_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
return true;
}
}
#endif
return false;
}
#if !defined(CONFIG_USER_ONLY)
/* Return true is floating point support is currently enabled */
bool riscv_cpu_fp_enabled(CPURISCVState *env)
{