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accel/tcg: Move tb_flush_jmp_cache() to cputlb.c 

Move and make the function static, as the only users
are here in cputlb.c.

Suggested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-01-20 19:53:20 -10:00
parent d9d699dd7c
commit 0f4abea8ef
3 changed files with 18 additions and 20 deletions
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18
accel/tcg/cputlb.c
View File

@ -25,6 +25,7 @@
#include "exec/address-spaces.h"
#include "exec/cpu_ldst.h"
#include "exec/cputlb.h"
#include "exec/tb-hash.h"
#include "exec/memory-internal.h"
#include "exec/ram_addr.h"
#include "tcg/tcg.h"
@ -97,6 +98,23 @@ static void tlb_window_reset(CPUTLBDesc *desc, int64_t ns,
desc->window_max_entries = max_entries;
}
static void tb_jmp_cache_clear_page(CPUState *cpu, target_ulong page_addr)
{
unsigned int i, i0 = tb_jmp_cache_hash_page(page_addr);
for (i = 0; i < TB_JMP_PAGE_SIZE; i++) {
qatomic_set(&cpu->tb_jmp_cache[i0 + i], NULL);
}
}
static void tb_flush_jmp_cache(CPUState *cpu, target_ulong addr)
{
/* Discard jump cache entries for any tb which might potentially
overlap the flushed page. */
tb_jmp_cache_clear_page(cpu, addr - TARGET_PAGE_SIZE);
tb_jmp_cache_clear_page(cpu, addr);
}
/**
* tlb_mmu_resize_locked() - perform TLB resize bookkeeping; resize if necessary
* @desc: The CPUTLBDesc portion of the TLB

17
accel/tcg/translate-all.c
View File

@ -2461,23 +2461,6 @@ void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr)
cpu_loop_exit_noexc(cpu);
}
static void tb_jmp_cache_clear_page(CPUState *cpu, target_ulong page_addr)
{
unsigned int i, i0 = tb_jmp_cache_hash_page(page_addr);
for (i = 0; i < TB_JMP_PAGE_SIZE; i++) {
qatomic_set(&cpu->tb_jmp_cache[i0 + i], NULL);
}
}
void tb_flush_jmp_cache(CPUState *cpu, target_ulong addr)
{
/* Discard jump cache entries for any tb which might potentially
overlap the flushed page. */
tb_jmp_cache_clear_page(cpu, addr - TARGET_PAGE_SIZE);
tb_jmp_cache_clear_page(cpu, addr);
}
static void print_qht_statistics(struct qht_stats hst)
{
uint32_t hgram_opts;

3
include/exec/exec-all.h
View File

@ -663,9 +663,6 @@ tb_page_addr_t get_page_addr_code_hostp(CPUArchState *env, target_ulong addr,
void tlb_reset_dirty(CPUState *cpu, ram_addr_t start1, ram_addr_t length);
void tlb_set_dirty(CPUState *cpu, target_ulong vaddr);
/* exec.c */
void tb_flush_jmp_cache(CPUState *cpu, target_ulong addr);
MemoryRegionSection *
address_space_translate_for_iotlb(CPUState *cpu, int asidx, hwaddr addr,
hwaddr *xlat, hwaddr *plen,