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target/arm: Add coproc parameter to syn_fp_access_trap

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With ARMv8, this field is always RES0.
With ARMv7, targeting EL2 and TA=0, it is always 0xA.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220609202901.1177572-3-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2022-06-10 14:32:30 +01:00 • committed by Peter Maydell
parent 7666a81d15
commit fa33eead86
3 changed files with 18 additions and 6 deletions
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7
target/arm/syndrome.h
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@ -185,12 +185,13 @@ static inline uint32_t syn_cp15_rrt_trap(int cv, int cond, int opc1, int crm,
| (rt2 << 10) | (rt << 5) | (crm << 1) | isread;
}
static inline uint32_t syn_fp_access_trap(int cv, int cond, bool is_16bit)
static inline uint32_t syn_fp_access_trap(int cv, int cond, bool is_16bit,
int coproc)
{
/* AArch32 FP trap or any AArch64 FP/SIMD trap: TA == 0 coproc == 0xa */
/* AArch32 FP trap or any AArch64 FP/SIMD trap: TA == 0 */
return (EC_ADVSIMDFPACCESSTRAP << ARM_EL_EC_SHIFT)
| (is_16bit ? 0 : ARM_EL_IL)
| (cv << 24) | (cond << 20) | 0xa;
| (cv << 24) | (cond << 20) | coproc;
}
static inline uint32_t syn_simd_access_trap(int cv, int cond, bool is_16bit)