diff options
Diffstat (limited to 'target/loongarch/lsx_helper.c')
| -rw-r--r-- | target/loongarch/lsx_helper.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/target/loongarch/lsx_helper.c b/target/loongarch/lsx_helper.c index de86f41..61d39a0 100644 --- a/target/loongarch/lsx_helper.c +++ b/target/loongarch/lsx_helper.c @@ -834,3 +834,107 @@ VSLLWIL(vsllwil_d_w, 64, D, W) VSLLWIL(vsllwil_hu_bu, 16, UH, UB) VSLLWIL(vsllwil_wu_hu, 32, UW, UH) VSLLWIL(vsllwil_du_wu, 64, UD, UW) + +#define do_vsrlr(E, T) \ +static T do_vsrlr_ ##E(T s1, int sh) \ +{ \ + if (sh == 0) { \ + return s1; \ + } else { \ + return (s1 >> sh) + ((s1 >> (sh - 1)) & 0x1); \ + } \ +} + +do_vsrlr(B, uint8_t) +do_vsrlr(H, uint16_t) +do_vsrlr(W, uint32_t) +do_vsrlr(D, uint64_t) + +#define VSRLR(NAME, BIT, T, E) \ +void HELPER(NAME)(CPULoongArchState *env, \ + uint32_t vd, uint32_t vj, uint32_t vk) \ +{ \ + int i; \ + VReg *Vd = &(env->fpr[vd].vreg); \ + VReg *Vj = &(env->fpr[vj].vreg); \ + VReg *Vk = &(env->fpr[vk].vreg); \ + \ + for (i = 0; i < LSX_LEN/BIT; i++) { \ + Vd->E(i) = do_vsrlr_ ## E(Vj->E(i), ((T)Vk->E(i))%BIT); \ + } \ +} + +VSRLR(vsrlr_b, 8, uint8_t, B) +VSRLR(vsrlr_h, 16, uint16_t, H) +VSRLR(vsrlr_w, 32, uint32_t, W) +VSRLR(vsrlr_d, 64, uint64_t, D) + +#define VSRLRI(NAME, BIT, E) \ +void HELPER(NAME)(CPULoongArchState *env, \ + uint32_t vd, uint32_t vj, uint32_t imm) \ +{ \ + int i; \ + VReg *Vd = &(env->fpr[vd].vreg); \ + VReg *Vj = &(env->fpr[vj].vreg); \ + \ + for (i = 0; i < LSX_LEN/BIT; i++) { \ + Vd->E(i) = do_vsrlr_ ## E(Vj->E(i), imm); \ + } \ +} + +VSRLRI(vsrlri_b, 8, B) +VSRLRI(vsrlri_h, 16, H) +VSRLRI(vsrlri_w, 32, W) +VSRLRI(vsrlri_d, 64, D) + +#define do_vsrar(E, T) \ +static T do_vsrar_ ##E(T s1, int sh) \ +{ \ + if (sh == 0) { \ + return s1; \ + } else { \ + return (s1 >> sh) + ((s1 >> (sh - 1)) & 0x1); \ + } \ +} + +do_vsrar(B, int8_t) +do_vsrar(H, int16_t) +do_vsrar(W, int32_t) +do_vsrar(D, int64_t) + +#define VSRAR(NAME, BIT, T, E) \ +void HELPER(NAME)(CPULoongArchState *env, \ + uint32_t vd, uint32_t vj, uint32_t vk) \ +{ \ + int i; \ + VReg *Vd = &(env->fpr[vd].vreg); \ + VReg *Vj = &(env->fpr[vj].vreg); \ + VReg *Vk = &(env->fpr[vk].vreg); \ + \ + for (i = 0; i < LSX_LEN/BIT; i++) { \ + Vd->E(i) = do_vsrar_ ## E(Vj->E(i), ((T)Vk->E(i))%BIT); \ + } \ +} + +VSRAR(vsrar_b, 8, uint8_t, B) +VSRAR(vsrar_h, 16, uint16_t, H) +VSRAR(vsrar_w, 32, uint32_t, W) +VSRAR(vsrar_d, 64, uint64_t, D) + +#define VSRARI(NAME, BIT, E) \ +void HELPER(NAME)(CPULoongArchState *env, \ + uint32_t vd, uint32_t vj, uint32_t imm) \ +{ \ + int i; \ + VReg *Vd = &(env->fpr[vd].vreg); \ + VReg *Vj = &(env->fpr[vj].vreg); \ + \ + for (i = 0; i < LSX_LEN/BIT; i++) { \ + Vd->E(i) = do_vsrar_ ## E(Vj->E(i), imm); \ + } \ +} + +VSRARI(vsrari_b, 8, B) +VSRARI(vsrari_h, 16, H) +VSRARI(vsrari_w, 32, W) +VSRARI(vsrari_d, 64, D) |