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target/loongarch: Implement vadda

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This patch includes:
- VADDA.{B/H/W/D}.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Message-Id: <20230504122810.4094787-13-gaosong@loongson.cn>
This commit is contained in:
Song Gao 2023-05-04 20:27:38 +08:00
parent 4972565967
commit af448cb31a
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GPG key ID: 40A2FFF239263EDF
5 changed files with 87 additions and 0 deletions
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19
target/loongarch/lsx_helper.c
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@ -318,3 +318,22 @@ DO_3OP(vabsd_bu, 8, UB, DO_VABSD)
DO_3OP(vabsd_hu, 16, UH, DO_VABSD)
DO_3OP(vabsd_wu, 32, UW, DO_VABSD)
DO_3OP(vabsd_du, 64, UD, DO_VABSD)
#define DO_VABS(a) ((a < 0) ? (-a) : (a))
#define DO_VADDA(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(Vj->E(i)) + DO_OP(Vk->E(i)); \
} \
}
DO_VADDA(vadda_b, 8, B, DO_VABS)
DO_VADDA(vadda_h, 16, H, DO_VABS)
DO_VADDA(vadda_w, 32, W, DO_VABS)
DO_VADDA(vadda_d, 64, D, DO_VABS)