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translator: Use cpu_ld*_code instead of open-coding 

The DO_LOAD macros replicate the distinction already performed
by the cpu_ldst.h functions.  Use them.

Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2019-12-11 11:14:47 -08:00
parent d03f140804
commit a6d456df2a
2 changed files with 13 additions and 46 deletions
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11
include/exec/cpu_ldst.h
View File

@ -129,11 +129,6 @@ static inline void clear_helper_retaddr(void)
#include "exec/cpu_ldst_useronly_template.h"
#undef MEMSUFFIX
/*
* Code access is deprecated in favour of translator_ld* functions
* (see translator.h). However there are still users that need to
* converted so for now these stay.
*/
#define MEMSUFFIX _code
#define CODE_ACCESS
#define DATA_SIZE 1
@ -455,12 +450,6 @@ void cpu_stq_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint64_t val,
#undef CPU_MMU_INDEX
#undef MEMSUFFIX
/*
* Code access is deprecated in favour of translator_ld* functions
* (see translator.h). However there are still users that need to
* converted so for now these stay.
*/
#define CPU_MMU_INDEX (cpu_mmu_index(env, true))
#define MEMSUFFIX _code
#define SOFTMMU_CODE_ACCESS

48
include/exec/translator.h
View File

@ -148,41 +148,19 @@ void translator_loop_temp_check(DisasContextBase *db);
/*
* Translator Load Functions
*
* These are intended to replace the old cpu_ld*_code functions and
* are mandatory for front-ends that have been migrated to the common
* translator_loop. These functions are only intended to be called
* from the translation stage and should not be called from helper
* functions. Those functions should be converted to encode the
* relevant information at translation time.
* These are intended to replace the direct usage of the cpu_ld*_code
* functions and are mandatory for front-ends that have been migrated
* to the common translator_loop. These functions are only intended
* to be called from the translation stage and should not be called
* from helper functions. Those functions should be converted to encode
* the relevant information at translation time.
*/
#ifdef CONFIG_USER_ONLY
#define DO_LOAD(type, name, shift) \
do { \
set_helper_retaddr(1); \
ret = name ## _p(g2h(pc)); \
clear_helper_retaddr(); \
} while (0)
#else
#define DO_LOAD(type, name, shift) \
do { \
int mmu_idx = cpu_mmu_index(env, true); \
TCGMemOpIdx oi = make_memop_idx(shift, mmu_idx); \
ret = helper_ret_ ## name ## _cmmu(env, pc, oi, 0); \
} while (0)
#endif
#define GEN_TRANSLATOR_LD(fullname, name, type, shift, swap_fn) \
#define GEN_TRANSLATOR_LD(fullname, type, load_fn, swap_fn) \
static inline type \
fullname ## _swap(CPUArchState *env, abi_ptr pc, bool do_swap) \
{ \
type ret; \
DO_LOAD(type, name, shift); \
\
type ret = load_fn(env, pc); \
if (do_swap) { \
ret = swap_fn(ret); \
} \
@ -195,11 +173,11 @@ void translator_loop_temp_check(DisasContextBase *db);
return fullname ## _swap(env, pc, false); \
}
GEN_TRANSLATOR_LD(translator_ldub, ldub, uint8_t, 0, /* no swap */ )
GEN_TRANSLATOR_LD(translator_ldsw, ldsw, int16_t, 1, bswap16)
GEN_TRANSLATOR_LD(translator_lduw, lduw, uint16_t, 1, bswap16)
GEN_TRANSLATOR_LD(translator_ldl, ldl, uint32_t, 2, bswap32)
GEN_TRANSLATOR_LD(translator_ldq, ldq, uint64_t, 3, bswap64)
GEN_TRANSLATOR_LD(translator_ldub, uint8_t, cpu_ldub_code, /* no swap */)
GEN_TRANSLATOR_LD(translator_ldsw, int16_t, cpu_ldsw_code, bswap16)
GEN_TRANSLATOR_LD(translator_lduw, uint16_t, cpu_lduw_code, bswap16)
GEN_TRANSLATOR_LD(translator_ldl, uint32_t, cpu_ldl_code, bswap32)
GEN_TRANSLATOR_LD(translator_ldq, uint64_t, cpu_ldq_code, bswap64)
#undef GEN_TRANSLATOR_LD
#endif /* EXEC__TRANSLATOR_H */