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target/arm: Sink fp_status and fpcr access into do_fmlal*

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Sink common code from the callers into do_fmlal
and do_fmlal_idx.  Reorder the arguments to minimize
the re-sorting from the caller's arguments.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250129013857.135256-35-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2025-02-01 16:40:12 +00:00 committed by Peter Maydell
parent bbeed9f06a
commit ca4c34e07d
1 changed files with 16 additions and 12 deletions
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28
target/arm/tcg/vec_helper.c
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@ -2125,9 +2125,13 @@ static uint64_t load4_f16(uint64_t *ptr, int is_q, int is_2)
* as there is not yet SVE versions that might use blocking. * as there is not yet SVE versions that might use blocking.
*/ */
static void do_fmlal(float32 *d, void *vn, void *vm, float_status *fpst, static void do_fmlal(float32 *d, void *vn, void *vm,
uint64_t negx, int negf, uint32_t desc, bool fz16) CPUARMState *env, uint32_t desc,
ARMFPStatusFlavour fpst_idx,
uint64_t negx, int negf)
{ {
float_status *fpst = &env->vfp.fp_status[fpst_idx];
bool fz16 = env->vfp.fpcr & FPCR_FZ16;
intptr_t i, oprsz = simd_oprsz(desc); intptr_t i, oprsz = simd_oprsz(desc);
int is_2 = extract32(desc, SIMD_DATA_SHIFT + 1, 1); int is_2 = extract32(desc, SIMD_DATA_SHIFT + 1, 1);
int is_q = oprsz == 16; int is_q = oprsz == 16;
@ -2154,8 +2158,7 @@ void HELPER(gvec_fmlal_a32)(void *vd, void *vn, void *vm,
bool is_s = extract32(desc, SIMD_DATA_SHIFT, 1); bool is_s = extract32(desc, SIMD_DATA_SHIFT, 1);
uint64_t negx = is_s ? 0x8000800080008000ull : 0; uint64_t negx = is_s ? 0x8000800080008000ull : 0;
do_fmlal(vd, vn, vm, &env->vfp.fp_status[FPST_STD], negx, 0, desc, do_fmlal(vd, vn, vm, env, desc, FPST_STD, negx, 0);
env->vfp.fpcr & FPCR_FZ16);
} }
void HELPER(gvec_fmlal_a64)(void *vd, void *vn, void *vm, void HELPER(gvec_fmlal_a64)(void *vd, void *vn, void *vm,
@ -2172,8 +2175,7 @@ void HELPER(gvec_fmlal_a64)(void *vd, void *vn, void *vm,
negx = 0x8000800080008000ull; negx = 0x8000800080008000ull;
} }
} }
do_fmlal(vd, vn, vm, &env->vfp.fp_status[FPST_A64], negx, negf, desc, do_fmlal(vd, vn, vm, env, desc, FPST_A64, negx, negf);
env->vfp.fpcr & FPCR_FZ16);
} }
void HELPER(sve2_fmlal_zzzw_s)(void *vd, void *vn, void *vm, void *va, void HELPER(sve2_fmlal_zzzw_s)(void *vd, void *vn, void *vm, void *va,
@ -2205,9 +2207,13 @@ void HELPER(sve2_fmlal_zzzw_s)(void *vd, void *vn, void *vm, void *va,
} }
} }
static void do_fmlal_idx(float32 *d, void *vn, void *vm, float_status *fpst, static void do_fmlal_idx(float32 *d, void *vn, void *vm,
uint64_t negx, int negf, uint32_t desc, bool fz16) CPUARMState *env, uint32_t desc,
ARMFPStatusFlavour fpst_idx,
uint64_t negx, int negf)
{ {
float_status *fpst = &env->vfp.fp_status[fpst_idx];
bool fz16 = env->vfp.fpcr & FPCR_FZ16;
intptr_t i, oprsz = simd_oprsz(desc); intptr_t i, oprsz = simd_oprsz(desc);
int is_2 = extract32(desc, SIMD_DATA_SHIFT + 1, 1); int is_2 = extract32(desc, SIMD_DATA_SHIFT + 1, 1);
int index = extract32(desc, SIMD_DATA_SHIFT + 2, 3); int index = extract32(desc, SIMD_DATA_SHIFT + 2, 3);
@ -2235,8 +2241,7 @@ void HELPER(gvec_fmlal_idx_a32)(void *vd, void *vn, void *vm,
bool is_s = extract32(desc, SIMD_DATA_SHIFT, 1); bool is_s = extract32(desc, SIMD_DATA_SHIFT, 1);
uint64_t negx = is_s ? 0x8000800080008000ull : 0; uint64_t negx = is_s ? 0x8000800080008000ull : 0;
do_fmlal_idx(vd, vn, vm, &env->vfp.fp_status[FPST_STD], negx, 0, desc, do_fmlal_idx(vd, vn, vm, env, desc, FPST_STD, negx, 0);
env->vfp.fpcr & FPCR_FZ16);
} }
void HELPER(gvec_fmlal_idx_a64)(void *vd, void *vn, void *vm, void HELPER(gvec_fmlal_idx_a64)(void *vd, void *vn, void *vm,
@ -2253,8 +2258,7 @@ void HELPER(gvec_fmlal_idx_a64)(void *vd, void *vn, void *vm,
negx = 0x8000800080008000ull; negx = 0x8000800080008000ull;
} }
} }
do_fmlal_idx(vd, vn, vm, &env->vfp.fp_status[FPST_A64], negx, negf, desc, do_fmlal_idx(vd, vn, vm, env, desc, FPST_A64, negx, negf);
env->vfp.fpcr & FPCR_FZ16);
} }
void HELPER(sve2_fmlal_zzxw_s)(void *vd, void *vn, void *vm, void *va, void HELPER(sve2_fmlal_zzxw_s)(void *vd, void *vn, void *vm, void *va,