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target-ppc: convert software TLB instructions to TCG

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Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5819 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2008-11-30 16:22:56 +00:00
parent 4bf5801db4
commit 0f3955e2d2
5 changed files with 36 additions and 42 deletions
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29
target-ppc/op_helper.c
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@ -2460,7 +2460,7 @@ void tlb_fill (target_ulong addr, int is_write, int mmu_idx, void *retaddr)
/* Software driven TLBs management */
/* PowerPC 602/603 software TLB load instructions helpers */
void do_load_6xx_tlb (int is_code)
static void helper_load_6xx_tlb (target_ulong new_EPN, int is_code)
{
target_ulong RPN, CMP, EPN;
int way;
@ -2482,11 +2482,22 @@ void do_load_6xx_tlb (int is_code)
}
#endif
/* Store this TLB */
ppc6xx_tlb_store(env, (uint32_t)(T0 & TARGET_PAGE_MASK),
ppc6xx_tlb_store(env, (uint32_t)(new_EPN & TARGET_PAGE_MASK),
way, is_code, CMP, RPN);
}
void do_load_74xx_tlb (int is_code)
void helper_load_6xx_tlbd (target_ulong EPN)
{
helper_load_6xx_tlb(EPN, 0);
}
void helper_load_6xx_tlbi (target_ulong EPN)
{
helper_load_6xx_tlb(EPN, 1);
}
/* PowerPC 74xx software TLB load instructions helpers */
static void helper_load_74xx_tlb (target_ulong new_EPN, int is_code)
{
target_ulong RPN, CMP, EPN;
int way;
@ -2503,10 +2514,20 @@ void do_load_74xx_tlb (int is_code)
}
#endif
/* Store this TLB */
ppc6xx_tlb_store(env, (uint32_t)(T0 & TARGET_PAGE_MASK),
ppc6xx_tlb_store(env, (uint32_t)(new_EPN & TARGET_PAGE_MASK),
way, is_code, CMP, RPN);
}
void helper_load_74xx_tlbd (target_ulong EPN)
{
helper_load_74xx_tlb(EPN, 0);
}
void helper_load_74xx_tlbi (target_ulong EPN)
{
helper_load_74xx_tlb(EPN, 1);
}
static always_inline target_ulong booke_tlb_to_page_size (int size)
{
return 1024 << (2 * size);