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target/loongarch: fix 'make check-functional' failed

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some tlb instructions get  the tlb_ps from tlb->misc but the
 value may has been initialized to 0,just check the tlb_ps skip
 the function and write a log.

Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Message-Id: <20250305063311.830674-2-gaosong@loongson.cn>
This commit is contained in:
Song Gao 2025-03-05 14:33:10 +08:00
parent e8a0110293
commit 089fa3d730
1 changed files with 12 additions and 0 deletions
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12
target/loongarch/tcg/tlb_helper.c
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@ -123,7 +123,11 @@ static void invalidate_tlb_entry(CPULoongArchState *env, int index)
uint8_t tlb_v0 = FIELD_EX64(tlb->tlb_entry0, TLBENTRY, V);
uint8_t tlb_v1 = FIELD_EX64(tlb->tlb_entry1, TLBENTRY, V);
uint64_t tlb_vppn = FIELD_EX64(tlb->tlb_misc, TLB_MISC, VPPN);
uint8_t tlb_e = FIELD_EX64(tlb->tlb_misc, TLB_MISC, E);
if (!tlb_e) {
return;
}
if (index >= LOONGARCH_STLB) {
tlb_ps = FIELD_EX64(tlb->tlb_misc, TLB_MISC, PS);
} else {
@ -427,7 +431,11 @@ void helper_invtlb_page_asid(CPULoongArchState *env, target_ulong info,
uint16_t tlb_asid = FIELD_EX64(tlb->tlb_misc, TLB_MISC, ASID);
uint64_t vpn, tlb_vppn;
uint8_t tlb_ps, compare_shift;
uint8_t tlb_e = FIELD_EX64(tlb->tlb_misc, TLB_MISC, E);
if (!tlb_e) {
continue;
}
if (i >= LOONGARCH_STLB) {
tlb_ps = FIELD_EX64(tlb->tlb_misc, TLB_MISC, PS);
} else {
@ -456,7 +464,11 @@ void helper_invtlb_page_asid_or_g(CPULoongArchState *env,
uint16_t tlb_asid = FIELD_EX64(tlb->tlb_misc, TLB_MISC, ASID);
uint64_t vpn, tlb_vppn;
uint8_t tlb_ps, compare_shift;
uint8_t tlb_e = FIELD_EX64(tlb->tlb_misc, TLB_MISC, E);
if (!tlb_e) {
continue;
}
if (i >= LOONGARCH_STLB) {
tlb_ps = FIELD_EX64(tlb->tlb_misc, TLB_MISC, PS);
} else {