38 lines
1.5 KiB
Diff
38 lines
1.5 KiB
Diff
--- qemu-6.1.0/target/i386/tcg/sysemu/excp_helper.c
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+++ qemu-6.1.0/target/i386/tcg/sysemu/excp_helper.c
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@@ -94,15 +94,6 @@ static int mmu_translate(CPUState *cs, hwaddr addr, MMUTranslateFunc get_hphys_f
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bool la57 = pg_mode & PG_MODE_LA57;
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uint64_t pml5e_addr, pml5e;
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uint64_t pml4e_addr, pml4e;
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- int32_t sext;
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-
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- /* test virtual address sign extension */
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- sext = la57 ? (int64_t)addr >> 56 : (int64_t)addr >> 47;
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- if (get_hphys_func && sext != 0 && sext != -1) {
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- env->error_code = 0;
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- cs->exception_index = EXCP0D_GPF;
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- return 1;
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- }
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if (la57) {
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pml5e_addr = ((cr3 & ~0xfff) +
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@@ -423,6 +414,18 @@ static int handle_mmu_fault(CPUState *cs, vaddr addr, int size,
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page_size = 4096;
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} else {
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pg_mode = get_pg_mode(env);
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+ if (pg_mode & PG_MODE_LMA) {
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+ int32_t sext;
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+
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+ /* test virtual address sign extension */
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+ sext = (int64_t)addr >> (pg_mode & PG_MODE_LA57 ? 56 : 47);
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+ if (sext != 0 && sext != -1) {
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+ env->error_code = 0;
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+ cs->exception_index = EXCP0D_GPF;
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+ return 1;
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+ }
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+ }
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+
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error_code = mmu_translate(cs, addr, get_hphys, env->cr[3], is_write1,
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mmu_idx, pg_mode,
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&paddr, &page_size, &prot);
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