diff options
author | Richard Henderson <richard.henderson@linaro.org> | 2019-12-11 10:33:26 -0800 |
---|---|---|
committer | Richard Henderson <richard.henderson@linaro.org> | 2020-01-15 15:13:10 -1000 |
commit | cfe04a4b6eebae501a49273ae5b6b36958be2e4a (patch) | |
tree | 8e6a30fd79c6fb2716588b22b582a51679fa4fc1 /include/exec | |
parent | ecc067d7921eaa83b407f36c1779c7bb48d739f0 (diff) |
cputlb: Expand cpu_ldst_template.h in cputlb.c
Reduce the amount of preprocessor obfuscation by expanding
the text of each of the functions generated. The result is
only slightly smaller than the original.
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'include/exec')
-rw-r--r-- | include/exec/cpu_ldst.h | 67 | ||||
-rw-r--r-- | include/exec/cpu_ldst_template.h | 117 |
2 files changed, 24 insertions, 160 deletions
diff --git a/include/exec/cpu_ldst.h b/include/exec/cpu_ldst.h index cf4652bf48..62f38d5a22 100644 --- a/include/exec/cpu_ldst.h +++ b/include/exec/cpu_ldst.h @@ -94,32 +94,6 @@ typedef target_ulong abi_ptr; #define TARGET_ABI_FMT_ptr TARGET_ABI_FMT_lx #endif -#if defined(CONFIG_USER_ONLY) - -extern __thread uintptr_t helper_retaddr; - -static inline void set_helper_retaddr(uintptr_t ra) -{ - helper_retaddr = ra; - /* - * Ensure that this write is visible to the SIGSEGV handler that - * may be invoked due to a subsequent invalid memory operation. - */ - signal_barrier(); -} - -static inline void clear_helper_retaddr(void) -{ - /* - * Ensure that previous memory operations have succeeded before - * removing the data visible to the signal handler. - */ - signal_barrier(); - helper_retaddr = 0; -} - -/* In user-only mode we provide only the _code and _data accessors. */ - uint32_t cpu_ldub_data(CPUArchState *env, abi_ptr ptr); uint32_t cpu_lduw_data(CPUArchState *env, abi_ptr ptr); uint32_t cpu_ldl_data(CPUArchState *env, abi_ptr ptr); @@ -148,6 +122,30 @@ void cpu_stl_data_ra(CPUArchState *env, abi_ptr ptr, void cpu_stq_data_ra(CPUArchState *env, abi_ptr ptr, uint64_t val, uintptr_t retaddr); +#if defined(CONFIG_USER_ONLY) + +extern __thread uintptr_t helper_retaddr; + +static inline void set_helper_retaddr(uintptr_t ra) +{ + helper_retaddr = ra; + /* + * Ensure that this write is visible to the SIGSEGV handler that + * may be invoked due to a subsequent invalid memory operation. + */ + signal_barrier(); +} + +static inline void clear_helper_retaddr(void) +{ + /* + * Ensure that previous memory operations have succeeded before + * removing the data visible to the signal handler. + */ + signal_barrier(); + helper_retaddr = 0; +} + /* * Provide the same *_mmuidx_ra interface as for softmmu. * The mmu_idx argument is ignored. @@ -271,23 +269,6 @@ void cpu_stl_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint32_t val, void cpu_stq_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint64_t val, int mmu_idx, uintptr_t retaddr); -/* these access are slower, they must be as rare as possible */ -#define CPU_MMU_INDEX (cpu_mmu_index(env, false)) -#define MEMSUFFIX _data -#define DATA_SIZE 1 -#include "exec/cpu_ldst_template.h" - -#define DATA_SIZE 2 -#include "exec/cpu_ldst_template.h" - -#define DATA_SIZE 4 -#include "exec/cpu_ldst_template.h" - -#define DATA_SIZE 8 -#include "exec/cpu_ldst_template.h" -#undef CPU_MMU_INDEX -#undef MEMSUFFIX - #endif /* defined(CONFIG_USER_ONLY) */ uint32_t cpu_ldub_code(CPUArchState *env, abi_ptr addr); diff --git a/include/exec/cpu_ldst_template.h b/include/exec/cpu_ldst_template.h deleted file mode 100644 index e400979f23..0000000000 --- a/include/exec/cpu_ldst_template.h +++ /dev/null @@ -1,117 +0,0 @@ -/* - * Software MMU support - * - * Generate inline load/store functions for one MMU mode and data - * size. - * - * Generate a store function as well as signed and unsigned loads. - * - * Not used directly but included from cpu_ldst.h. - * - * Copyright (c) 2003 Fabrice Bellard - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, see <http://www.gnu.org/licenses/>. - */ - -#if DATA_SIZE == 8 -#define SUFFIX q -#define USUFFIX q -#define DATA_TYPE uint64_t -#define SHIFT 3 -#elif DATA_SIZE == 4 -#define SUFFIX l -#define USUFFIX l -#define DATA_TYPE uint32_t -#define SHIFT 2 -#elif DATA_SIZE == 2 -#define SUFFIX w -#define USUFFIX uw -#define DATA_TYPE uint16_t -#define DATA_STYPE int16_t -#define SHIFT 1 -#elif DATA_SIZE == 1 -#define SUFFIX b -#define USUFFIX ub -#define DATA_TYPE uint8_t -#define DATA_STYPE int8_t -#define SHIFT 0 -#else -#error unsupported data size -#endif - -#if DATA_SIZE == 8 -#define RES_TYPE uint64_t -#else -#define RES_TYPE uint32_t -#endif - -/* generic load/store macros */ - -static inline RES_TYPE -glue(glue(glue(cpu_ld, USUFFIX), MEMSUFFIX), _ra)(CPUArchState *env, - target_ulong ptr, - uintptr_t retaddr) -{ - return glue(glue(cpu_ld, USUFFIX), _mmuidx_ra)(env, ptr, CPU_MMU_INDEX, - retaddr); -} - -static inline RES_TYPE -glue(glue(cpu_ld, USUFFIX), MEMSUFFIX)(CPUArchState *env, target_ulong ptr) -{ - return glue(glue(cpu_ld, USUFFIX), _mmuidx_ra)(env, ptr, CPU_MMU_INDEX, 0); -} - -#if DATA_SIZE <= 2 -static inline int -glue(glue(glue(cpu_lds, SUFFIX), MEMSUFFIX), _ra)(CPUArchState *env, - target_ulong ptr, - uintptr_t retaddr) -{ - return glue(glue(cpu_lds, SUFFIX), _mmuidx_ra)(env, ptr, CPU_MMU_INDEX, - retaddr); -} - -static inline int -glue(glue(cpu_lds, SUFFIX), MEMSUFFIX)(CPUArchState *env, target_ulong ptr) -{ - return glue(glue(cpu_lds, SUFFIX), _mmuidx_ra)(env, ptr, CPU_MMU_INDEX, 0); -} -#endif - -/* generic store macro */ - -static inline void -glue(glue(glue(cpu_st, SUFFIX), MEMSUFFIX), _ra)(CPUArchState *env, - target_ulong ptr, - RES_TYPE v, uintptr_t retaddr) -{ - glue(glue(cpu_st, SUFFIX), _mmuidx_ra)(env, ptr, v, CPU_MMU_INDEX, - retaddr); -} - -static inline void -glue(glue(cpu_st, SUFFIX), MEMSUFFIX)(CPUArchState *env, target_ulong ptr, - RES_TYPE v) -{ - glue(glue(cpu_st, SUFFIX), _mmuidx_ra)(env, ptr, v, CPU_MMU_INDEX, 0); -} - -#undef RES_TYPE -#undef DATA_TYPE -#undef DATA_STYPE -#undef SUFFIX -#undef USUFFIX -#undef DATA_SIZE -#undef SHIFT |