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| author | Richard Henderson <richard.henderson@linaro.org> | 2018-01-25 11:45:29 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2018-01-25 11:45:29 +0000 |
| commit | 9a2b5256ea1f68c89d5da4b54f180f576c2c82d6 (patch) | |
| tree | 19c1c44a16c7fb249a2bfb1e23e06fe0794e699a /target/arm/cpu.h | |
| parent | 3f68b8a5a6862f856524bb347bf348ae364dd43c (diff) | |
| download | qemu-9a2b5256ea1f68c89d5da4b54f180f576c2c82d6.tar.gz | |
target/arm: Add aa{32, 64}_vfp_{dreg, qreg} helpers
Helpers that return a pointer into env->vfp.regs so that we isolate
the logic of how to index the regs array for different cpu modes.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180119045438.28582-7-richard.henderson@linaro.org
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/arm/cpu.h')
| -rw-r--r-- | target/arm/cpu.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/target/arm/cpu.h b/target/arm/cpu.h index 76ab7953a6..7d396606f3 100644 --- a/target/arm/cpu.h +++ b/target/arm/cpu.h @@ -2885,4 +2885,31 @@ static inline void *arm_get_el_change_hook_opaque(ARMCPU *cpu) return cpu->el_change_hook_opaque; } +/** + * aa32_vfp_dreg: + * Return a pointer to the Dn register within env in 32-bit mode. + */ +static inline uint64_t *aa32_vfp_dreg(CPUARMState *env, unsigned regno) +{ + return &env->vfp.regs[regno]; +} + +/** + * aa32_vfp_qreg: + * Return a pointer to the Qn register within env in 32-bit mode. + */ +static inline uint64_t *aa32_vfp_qreg(CPUARMState *env, unsigned regno) +{ + return &env->vfp.regs[2 * regno]; +} + +/** + * aa64_vfp_qreg: + * Return a pointer to the Qn register within env in 64-bit mode. + */ +static inline uint64_t *aa64_vfp_qreg(CPUARMState *env, unsigned regno) +{ + return &env->vfp.regs[2 * regno]; +} + #endif |