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target/arm/cpu: Use div-round-up to determine predicate register array size
Unless we're guaranteed to always increase ARM_MAX_VQ by a multiple of four, then we should use DIV_ROUND_UP to ensure we get an appropriate array size. Backports commit 46417784d21c89446763f2047228977bdc267895 from qemu
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@ -185,7 +185,7 @@ typedef struct ARMVectorReg {
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#ifdef TARGET_AARCH64
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#ifdef TARGET_AARCH64
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/* In AArch32 mode, predicate registers do not exist at all. */
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/* In AArch32 mode, predicate registers do not exist at all. */
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typedef struct ARMPredicateReg {
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typedef struct ARMPredicateReg {
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uint64_t QEMU_ALIGNED(16, p[2 * ARM_MAX_VQ / 8]);
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uint64_t QEMU_ALIGNED(16, p[DIV_ROUND_UP(2 * ARM_MAX_VQ, 8)]);
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} ARMPredicateReg;
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} ARMPredicateReg;
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/* In AArch32 mode, PAC keys do not exist at all. */
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/* In AArch32 mode, PAC keys do not exist at all. */
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