target/arm: migrate SME trap syndromes to registerfields
Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Alex Bennée <alex.bennee@linaro.org> Message-id: 20260422125250.1303100-6-alex.bennee@linaro.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Alex Bennée committed
Apr 22, 2026 at 13:52 UTC
9638a5d8cec6ae7713c4b97194c0d4bac0d55353
1 file changed
+10
-2
target/arm/syndrome.h
+10
-2
@@ -384,10 +384,18 @@ static inline uint32_t syn_erettrap(int eret_op)
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return res;
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}
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+/*
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+ * ISS encoding for an exception due to SME functionality
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+ */
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+FIELD(SME_ISS, SMTC, 0, 2)
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+
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static inline uint32_t syn_smetrap(SMEExceptionType etype, bool is_16bit)
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{
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- return (EC_SMETRAP << ARM_EL_EC_SHIFT)
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- | (is_16bit ? 0 : ARM_EL_IL) | etype;
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+ uint32_t res = syn_set_ec(0, EC_SMETRAP);
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+ res = FIELD_DP32(res, SYNDROME, IL, !is_16bit);
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+ res = FIELD_DP32(res, SME_ISS, SMTC, etype);
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+
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+ return res;
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}
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static inline uint32_t syn_pacfail(bool data, int keynumber)