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| author | Peter Maydell <peter.maydell@linaro.org> | 2025-01-24 16:27:27 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2025-01-28 18:40:19 +0000 |
| commit | 57bd2f30ff50642dc32b3b2a4232054f3b6d664e (patch) | |
| tree | 19158f795c47c3daf087f31a331b84f59604d284 | |
| parent | 2208cb46e60a825768b0d6aad1bd809f7b235bd1 (diff) | |
| download | qemu-57bd2f30ff50642dc32b3b2a4232054f3b6d664e.zip qemu-57bd2f30ff50642dc32b3b2a4232054f3b6d664e.tar.gz qemu-57bd2f30ff50642dc32b3b2a4232054f3b6d664e.tar.bz2 | |
target/arm: Use vfp.fp_status_a64 in A64-only helper functions
Switch from vfp.fp_status to vfp.fp_status_a64 for helpers which:
* directly reference an fp_status field
* are called only from the A64 decoder
* are not called inside a set_rmode/restore_rmode sequence
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20250124162836.2332150-8-peter.maydell@linaro.org
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
| -rw-r--r-- | target/arm/tcg/sme_helper.c | 2 | ||||
| -rw-r--r-- | target/arm/tcg/vec_helper.c | 8 |
2 files changed, 5 insertions, 5 deletions
diff --git a/target/arm/tcg/sme_helper.c b/target/arm/tcg/sme_helper.c index a0e6b4a..2aad00d 100644 --- a/target/arm/tcg/sme_helper.c +++ b/target/arm/tcg/sme_helper.c @@ -1044,7 +1044,7 @@ void HELPER(sme_fmopa_h)(void *vza, void *vzn, void *vzm, void *vpn, * round-to-odd -- see above. */ fpst_f16 = env->vfp.fp_status_f16; - fpst_std = env->vfp.fp_status; + fpst_std = env->vfp.fp_status_a64; set_default_nan_mode(true, &fpst_std); set_default_nan_mode(true, &fpst_f16); fpst_odd = fpst_std; diff --git a/target/arm/tcg/vec_helper.c b/target/arm/tcg/vec_helper.c index e3083c6..011726a 100644 --- a/target/arm/tcg/vec_helper.c +++ b/target/arm/tcg/vec_helper.c @@ -2066,7 +2066,7 @@ void HELPER(gvec_fmlal_a32)(void *vd, void *vn, void *vm, void HELPER(gvec_fmlal_a64)(void *vd, void *vn, void *vm, CPUARMState *env, uint32_t desc) { - do_fmlal(vd, vn, vm, &env->vfp.fp_status, desc, + do_fmlal(vd, vn, vm, &env->vfp.fp_status_a64, desc, get_flush_inputs_to_zero(&env->vfp.fp_status_f16)); } @@ -2076,7 +2076,7 @@ void HELPER(sve2_fmlal_zzzw_s)(void *vd, void *vn, void *vm, void *va, intptr_t i, oprsz = simd_oprsz(desc); uint16_t negn = extract32(desc, SIMD_DATA_SHIFT, 1) << 15; intptr_t sel = extract32(desc, SIMD_DATA_SHIFT + 1, 1) * sizeof(float16); - float_status *status = &env->vfp.fp_status; + float_status *status = &env->vfp.fp_status_a64; bool fz16 = get_flush_inputs_to_zero(&env->vfp.fp_status_f16); for (i = 0; i < oprsz; i += sizeof(float32)) { @@ -2128,7 +2128,7 @@ void HELPER(gvec_fmlal_idx_a32)(void *vd, void *vn, void *vm, void HELPER(gvec_fmlal_idx_a64)(void *vd, void *vn, void *vm, CPUARMState *env, uint32_t desc) { - do_fmlal_idx(vd, vn, vm, &env->vfp.fp_status, desc, + do_fmlal_idx(vd, vn, vm, &env->vfp.fp_status_a64, desc, get_flush_inputs_to_zero(&env->vfp.fp_status_f16)); } @@ -2139,7 +2139,7 @@ void HELPER(sve2_fmlal_zzxw_s)(void *vd, void *vn, void *vm, void *va, uint16_t negn = extract32(desc, SIMD_DATA_SHIFT, 1) << 15; intptr_t sel = extract32(desc, SIMD_DATA_SHIFT + 1, 1) * sizeof(float16); intptr_t idx = extract32(desc, SIMD_DATA_SHIFT + 2, 3) * sizeof(float16); - float_status *status = &env->vfp.fp_status; + float_status *status = &env->vfp.fp_status_a64; bool fz16 = get_flush_inputs_to_zero(&env->vfp.fp_status_f16); for (i = 0; i < oprsz; i += 16) { |