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target/loongarch: Implement vmadd/vmsub/vmaddw{ev/od}

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This patch includes:
- VMADD.{B/H/W/D};
- VMSUB.{B/H/W/D};
- VMADDW{EV/OD}.{H.B/W.H/D.W/Q.D}[U];
- VMADDW{EV/OD}.{H.BU.B/W.HU.H/D.WU.W/Q.DU.D}.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Message-Id: <20230504122810.4094787-16-gaosong@loongson.cn>
This commit is contained in:
Song Gao 2023-05-04 20:27:41 +08:00
parent cd1c49ada0
commit d3aec65bc1
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GPG key ID: 40A2FFF239263EDF
5 changed files with 817 additions and 0 deletions
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107
target/loongarch/lsx_helper.c
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@ -446,3 +446,110 @@ DO_EVEN_U_S(vmulwev_d_wu_w, 64, D, UD, W, UW, DO_MUL)
DO_ODD_U_S(vmulwod_h_bu_b, 16, H, UH, B, UB, DO_MUL)
DO_ODD_U_S(vmulwod_w_hu_h, 32, W, UW, H, UH, DO_MUL)
DO_ODD_U_S(vmulwod_d_wu_w, 64, D, UD, W, UW, DO_MUL)
#define DO_MADD(a, b, c) (a + b * c)
#define DO_MSUB(a, b, c) (a - b * c)
#define VMADDSUB(NAME, BIT, E, DO_OP) \
void HELPER(NAME)(void *vd, void *vj, void *vk, uint32_t v) \
{ \
int i; \
VReg *Vd = (VReg *)vd; \
VReg *Vj = (VReg *)vj; \
VReg *Vk = (VReg *)vk; \
for (i = 0; i < LSX_LEN/BIT; i++) { \
Vd->E(i) = DO_OP(Vd->E(i), Vj->E(i) ,Vk->E(i)); \
} \
}
VMADDSUB(vmadd_b, 8, B, DO_MADD)
VMADDSUB(vmadd_h, 16, H, DO_MADD)
VMADDSUB(vmadd_w, 32, W, DO_MADD)
VMADDSUB(vmadd_d, 64, D, DO_MADD)
VMADDSUB(vmsub_b, 8, B, DO_MSUB)
VMADDSUB(vmsub_h, 16, H, DO_MSUB)
VMADDSUB(vmsub_w, 32, W, DO_MSUB)
VMADDSUB(vmsub_d, 64, D, DO_MSUB)
#define VMADDWEV(NAME, BIT, E1, E2, DO_OP) \
void HELPER(NAME)(void *vd, void *vj, void *vk, uint32_t v) \
{ \
int i; \
VReg *Vd = (VReg *)vd; \
VReg *Vj = (VReg *)vj; \
VReg *Vk = (VReg *)vk; \
typedef __typeof(Vd->E1(0)) TD; \
\
for (i = 0; i < LSX_LEN/BIT; i++) { \
Vd->E1(i) += DO_OP((TD)Vj->E2(2 * i), (TD)Vk->E2(2 * i)); \
} \
}
VMADDWEV(vmaddwev_h_b, 16, H, B, DO_MUL)
VMADDWEV(vmaddwev_w_h, 32, W, H, DO_MUL)
VMADDWEV(vmaddwev_d_w, 64, D, W, DO_MUL)
VMADDWEV(vmaddwev_h_bu, 16, UH, UB, DO_MUL)
VMADDWEV(vmaddwev_w_hu, 32, UW, UH, DO_MUL)
VMADDWEV(vmaddwev_d_wu, 64, UD, UW, DO_MUL)
#define VMADDWOD(NAME, BIT, E1, E2, DO_OP) \
void HELPER(NAME)(void *vd, void *vj, void *vk, uint32_t v) \
{ \
int i; \
VReg *Vd = (VReg *)vd; \
VReg *Vj = (VReg *)vj; \
VReg *Vk = (VReg *)vk; \
typedef __typeof(Vd->E1(0)) TD; \
\
for (i = 0; i < LSX_LEN/BIT; i++) { \
Vd->E1(i) += DO_OP((TD)Vj->E2(2 * i + 1), \
(TD)Vk->E2(2 * i + 1)); \
} \
}
VMADDWOD(vmaddwod_h_b, 16, H, B, DO_MUL)
VMADDWOD(vmaddwod_w_h, 32, W, H, DO_MUL)
VMADDWOD(vmaddwod_d_w, 64, D, W, DO_MUL)
VMADDWOD(vmaddwod_h_bu, 16, UH, UB, DO_MUL)
VMADDWOD(vmaddwod_w_hu, 32, UW, UH, DO_MUL)
VMADDWOD(vmaddwod_d_wu, 64, UD, UW, DO_MUL)
#define VMADDWEV_U_S(NAME, BIT, ES1, EU1, ES2, EU2, DO_OP) \
void HELPER(NAME)(void *vd, void *vj, void *vk, uint32_t v) \
{ \
int i; \
VReg *Vd = (VReg *)vd; \
VReg *Vj = (VReg *)vj; \
VReg *Vk = (VReg *)vk; \
typedef __typeof(Vd->ES1(0)) TS1; \
typedef __typeof(Vd->EU1(0)) TU1; \
\
for (i = 0; i < LSX_LEN/BIT; i++) { \
Vd->ES1(i) += DO_OP((TU1)Vj->EU2(2 * i), \
(TS1)Vk->ES2(2 * i)); \
} \
}
VMADDWEV_U_S(vmaddwev_h_bu_b, 16, H, UH, B, UB, DO_MUL)
VMADDWEV_U_S(vmaddwev_w_hu_h, 32, W, UW, H, UH, DO_MUL)
VMADDWEV_U_S(vmaddwev_d_wu_w, 64, D, UD, W, UW, DO_MUL)
#define VMADDWOD_U_S(NAME, BIT, ES1, EU1, ES2, EU2, DO_OP) \
void HELPER(NAME)(void *vd, void *vj, void *vk, uint32_t v) \
{ \
int i; \
VReg *Vd = (VReg *)vd; \
VReg *Vj = (VReg *)vj; \
VReg *Vk = (VReg *)vk; \
typedef __typeof(Vd->ES1(0)) TS1; \
typedef __typeof(Vd->EU1(0)) TU1; \
\
for (i = 0; i < LSX_LEN/BIT; i++) { \
Vd->ES1(i) += DO_OP((TU1)Vj->EU2(2 * i + 1), \
(TS1)Vk->ES2(2 * i + 1)); \
} \
}
VMADDWOD_U_S(vmaddwod_h_bu_b, 16, H, UH, B, UB, DO_MUL)
VMADDWOD_U_S(vmaddwod_w_hu_h, 32, W, UW, H, UH, DO_MUL)
VMADDWOD_U_S(vmaddwod_d_wu_w, 64, D, UD, W, UW, DO_MUL)