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target/arm: Remove fp_status_f16_a32

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Replace with fp_status[FPST_A32_F16].

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-id: 20250129013857.135256-13-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2025-02-01 16:40:06 +00:00 committed by Peter Maydell
parent c71296565c
commit 828def800e
4 changed files with 10 additions and 11 deletions
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2
target/arm/cpu.c
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@ -553,7 +553,7 @@ static void arm_cpu_reset_hold(Object *obj, ResetType type)
arm_set_default_fp_behaviours(&env->vfp.fp_status_a32);
arm_set_default_fp_behaviours(&env->vfp.fp_status_a64);
arm_set_default_fp_behaviours(&env->vfp.fp_status[FPST_STD]);
arm_set_default_fp_behaviours(&env->vfp.fp_status_f16_a32);
arm_set_default_fp_behaviours(&env->vfp.fp_status[FPST_A32_F16]);
arm_set_default_fp_behaviours(&env->vfp.fp_status[FPST_A64_F16]);
arm_set_default_fp_behaviours(&env->vfp.fp_status[FPST_STD_F16]);
arm_set_ah_fp_behaviours(&env->vfp.fp_status[FPST_AH]);

1
target/arm/cpu.h
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@ -692,7 +692,6 @@ typedef struct CPUArchState {
struct {
float_status fp_status_a32;
float_status fp_status_a64;
float_status fp_status_f16_a32;
};
};

4
target/arm/tcg/vec_helper.c
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@ -2155,7 +2155,7 @@ void HELPER(gvec_fmlal_a32)(void *vd, void *vn, void *vm,
uint64_t negx = is_s ? 0x8000800080008000ull : 0;
do_fmlal(vd, vn, vm, &env->vfp.fp_status[FPST_STD], negx, 0, desc,
get_flush_inputs_to_zero(&env->vfp.fp_status_f16_a32));
get_flush_inputs_to_zero(&env->vfp.fp_status[FPST_A32_F16]));
}
void HELPER(gvec_fmlal_a64)(void *vd, void *vn, void *vm,
@ -2236,7 +2236,7 @@ void HELPER(gvec_fmlal_idx_a32)(void *vd, void *vn, void *vm,
uint64_t negx = is_s ? 0x8000800080008000ull : 0;
do_fmlal_idx(vd, vn, vm, &env->vfp.fp_status[FPST_STD], negx, 0, desc,
get_flush_inputs_to_zero(&env->vfp.fp_status_f16_a32));
get_flush_inputs_to_zero(&env->vfp.fp_status[FPST_A32_F16]));
}
void HELPER(gvec_fmlal_idx_a64)(void *vd, void *vn, void *vm,

14
target/arm/vfp_helper.c
View File

@ -120,7 +120,7 @@ static uint32_t vfp_get_fpsr_from_host(CPUARMState *env)
a32_flags |= get_float_exception_flags(&env->vfp.fp_status_a32);
a32_flags |= get_float_exception_flags(&env->vfp.fp_status[FPST_STD]);
/* FZ16 does not generate an input denormal exception. */
a32_flags |= (get_float_exception_flags(&env->vfp.fp_status_f16_a32)
a32_flags |= (get_float_exception_flags(&env->vfp.fp_status[FPST_A32_F16])
& ~float_flag_input_denormal_flushed);
a32_flags |= (get_float_exception_flags(&env->vfp.fp_status[FPST_STD_F16])
& ~float_flag_input_denormal_flushed);
@ -157,7 +157,7 @@ static void vfp_clear_float_status_exc_flags(CPUARMState *env)
*/
set_float_exception_flags(0, &env->vfp.fp_status_a32);
set_float_exception_flags(0, &env->vfp.fp_status_a64);
set_float_exception_flags(0, &env->vfp.fp_status_f16_a32);
set_float_exception_flags(0, &env->vfp.fp_status[FPST_A32_F16]);
set_float_exception_flags(0, &env->vfp.fp_status[FPST_A64_F16]);
set_float_exception_flags(0, &env->vfp.fp_status[FPST_STD]);
set_float_exception_flags(0, &env->vfp.fp_status[FPST_STD_F16]);
@ -200,16 +200,16 @@ static void vfp_set_fpcr_to_host(CPUARMState *env, uint32_t val, uint32_t mask)
}
set_float_rounding_mode(i, &env->vfp.fp_status_a32);
set_float_rounding_mode(i, &env->vfp.fp_status_a64);
set_float_rounding_mode(i, &env->vfp.fp_status_f16_a32);
set_float_rounding_mode(i, &env->vfp.fp_status[FPST_A32_F16]);
set_float_rounding_mode(i, &env->vfp.fp_status[FPST_A64_F16]);
}
if (changed & FPCR_FZ16) {
bool ftz_enabled = val & FPCR_FZ16;
set_flush_to_zero(ftz_enabled, &env->vfp.fp_status_f16_a32);
set_flush_to_zero(ftz_enabled, &env->vfp.fp_status[FPST_A32_F16]);
set_flush_to_zero(ftz_enabled, &env->vfp.fp_status[FPST_A64_F16]);
set_flush_to_zero(ftz_enabled, &env->vfp.fp_status[FPST_STD_F16]);
set_flush_to_zero(ftz_enabled, &env->vfp.fp_status[FPST_AH_F16]);
set_flush_inputs_to_zero(ftz_enabled, &env->vfp.fp_status_f16_a32);
set_flush_inputs_to_zero(ftz_enabled, &env->vfp.fp_status[FPST_A32_F16]);
set_flush_inputs_to_zero(ftz_enabled, &env->vfp.fp_status[FPST_A64_F16]);
set_flush_inputs_to_zero(ftz_enabled, &env->vfp.fp_status[FPST_STD_F16]);
set_flush_inputs_to_zero(ftz_enabled, &env->vfp.fp_status[FPST_AH_F16]);
@ -234,7 +234,7 @@ static void vfp_set_fpcr_to_host(CPUARMState *env, uint32_t val, uint32_t mask)
bool dnan_enabled = val & FPCR_DN;
set_default_nan_mode(dnan_enabled, &env->vfp.fp_status_a32);
set_default_nan_mode(dnan_enabled, &env->vfp.fp_status_a64);
set_default_nan_mode(dnan_enabled, &env->vfp.fp_status_f16_a32);
set_default_nan_mode(dnan_enabled, &env->vfp.fp_status[FPST_A32_F16]);
set_default_nan_mode(dnan_enabled, &env->vfp.fp_status[FPST_A64_F16]);
set_default_nan_mode(dnan_enabled, &env->vfp.fp_status[FPST_AH]);
set_default_nan_mode(dnan_enabled, &env->vfp.fp_status[FPST_AH_F16]);
@ -496,7 +496,7 @@ void VFP_HELPER(cmpe, P)(ARGTYPE a, ARGTYPE b, CPUARMState *env) \
softfloat_to_vfp_compare(env, \
FLOATTYPE ## _compare(a, b, &env->vfp.FPST)); \
}
DO_VFP_cmp(h, float16, dh_ctype_f16, fp_status_f16_a32)
DO_VFP_cmp(h, float16, dh_ctype_f16, fp_status[FPST_A32_F16])
DO_VFP_cmp(s, float32, float32, fp_status_a32)
DO_VFP_cmp(d, float64, float64, fp_status_a32)
#undef DO_VFP_cmp