[PULL 20/44] target/m68k: Restrict cpu_exec_interrupt() handler to sysemu

[Richard Henderson]

From: Philippe Mathieu-Daudé <f4bug@amsat.org>

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>
Message-Id: <20210911165434.531552-13-f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/m68k/cpu.h       |  2 ++
 target/m68k/cpu.c       |  2 +-
 target/m68k/op_helper.c | 16 +++-------------
 3 files changed, 6 insertions(+), 14 deletions(-)

diff --git a/target/m68k/cpu.h b/target/m68k/cpu.h
index 997d588911..550eb028b6 100644
--- a/target/m68k/cpu.h
+++ b/target/m68k/cpu.h
@@ -166,8 +166,10 @@ struct M68kCPU {
 };
 
 
+#ifndef CONFIG_USER_ONLY
 void m68k_cpu_do_interrupt(CPUState *cpu);
 bool m68k_cpu_exec_interrupt(CPUState *cpu, int int_req);
+#endif /* !CONFIG_USER_ONLY */
 void m68k_cpu_dump_state(CPUState *cpu, FILE *f, int flags);
 hwaddr m68k_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
 int m68k_cpu_gdb_read_register(CPUState *cpu, GByteArray *buf, int reg);
diff --git a/target/m68k/cpu.c b/target/m68k/cpu.c
index 72de6e9726..66d22d1189 100644
--- a/target/m68k/cpu.c
+++ b/target/m68k/cpu.c
@@ -515,10 +515,10 @@ static const struct SysemuCPUOps m68k_sysemu_ops = {
 
 static const struct TCGCPUOps m68k_tcg_ops = {
     .initialize = m68k_tcg_init,
-    .cpu_exec_interrupt = m68k_cpu_exec_interrupt,
     .tlb_fill = m68k_cpu_tlb_fill,
 
 #ifndef CONFIG_USER_ONLY
+    .cpu_exec_interrupt = m68k_cpu_exec_interrupt,
     .do_interrupt = m68k_cpu_do_interrupt,
     .do_transaction_failed = m68k_cpu_transaction_failed,
 #endif /* !CONFIG_USER_ONLY */
diff --git a/target/m68k/op_helper.c b/target/m68k/op_helper.c
index d006d1cb3e..5d624838ae 100644
--- a/target/m68k/op_helper.c
+++ b/target/m68k/op_helper.c
@@ -24,18 +24,7 @@
 #include "semihosting/semihost.h"
 #include "tcg/tcg.h"
 
-#if defined(CONFIG_USER_ONLY)
-
-void m68k_cpu_do_interrupt(CPUState *cs)
-{
-    cs->exception_index = -1;
-}
-
-static inline void do_interrupt_m68k_hardirq(CPUM68KState *env)
-{
-}
-
-#else
+#if !defined(CONFIG_USER_ONLY)
 
 static void cf_rte(CPUM68KState *env)
 {
@@ -516,7 +505,6 @@ void m68k_cpu_transaction_failed(CPUState *cs, hwaddr 
physaddr, vaddr addr,
         cpu_loop_exit(cs);
     }
 }
-#endif
 
 bool m68k_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
 {
@@ -538,6 +526,8 @@ bool m68k_cpu_exec_interrupt(CPUState *cs, int 
interrupt_request)
     return false;
 }
 
+#endif /* !CONFIG_USER_ONLY */
+
 static void raise_exception_ra(CPUM68KState *env, int tt, uintptr_t raddr)
 {
     CPUState *cs = env_cpu(env);
-- 
2.25.1