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target/i386: Mark some helpers as noreturn

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Any helper that always raises an exception or interrupt,
or simply exits to the main loop, can be so marked.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210514151342.384376-35-richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-05-14 10:13:26 -05:00
parent 8d6806c7dd
commit b82055aece
5 changed files with 29 additions and 26 deletions
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18
target/i386/tcg/excp_helper.c
View file

@ -25,12 +25,13 @@
#include "exec/helper-proto.h"
#include "helper-tcg.h"
void helper_raise_interrupt(CPUX86State *env, int intno, int next_eip_addend)
void QEMU_NORETURN helper_raise_interrupt(CPUX86State *env, int intno,
int next_eip_addend)
{
raise_interrupt(env, intno, 1, 0, next_eip_addend);
}
void helper_raise_exception(CPUX86State *env, int exception_index)
void QEMU_NORETURN helper_raise_exception(CPUX86State *env, int exception_index)
{
raise_exception(env, exception_index);
}
@ -116,24 +117,25 @@ void QEMU_NORETURN raise_interrupt(CPUX86State *env, int intno, int is_int,
raise_interrupt2(env, intno, is_int, error_code, next_eip_addend, 0);
}
void raise_exception_err(CPUX86State *env, int exception_index,
int error_code)
void QEMU_NORETURN raise_exception_err(CPUX86State *env, int exception_index,
int error_code)
{
raise_interrupt2(env, exception_index, 0, error_code, 0, 0);
}
void raise_exception_err_ra(CPUX86State *env, int exception_index,
int error_code, uintptr_t retaddr)
void QEMU_NORETURN raise_exception_err_ra(CPUX86State *env, int exception_index,
int error_code, uintptr_t retaddr)
{
raise_interrupt2(env, exception_index, 0, error_code, 0, retaddr);
}
void raise_exception(CPUX86State *env, int exception_index)
void QEMU_NORETURN raise_exception(CPUX86State *env, int exception_index)
{
raise_interrupt2(env, exception_index, 0, 0, 0, 0);
}
void raise_exception_ra(CPUX86State *env, int exception_index, uintptr_t retaddr)
void QEMU_NORETURN raise_exception_ra(CPUX86State *env, int exception_index,
uintptr_t retaddr)
{
raise_interrupt2(env, exception_index, 0, 0, 0, retaddr);
}