diff options
Diffstat (limited to 'target/loongarch/lsx_helper.c')
| -rw-r--r-- | target/loongarch/lsx_helper.c | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/target/loongarch/lsx_helper.c b/target/loongarch/lsx_helper.c index 84b8f72515..9571f0aef0 100644 --- a/target/loongarch/lsx_helper.c +++ b/target/loongarch/lsx_helper.c @@ -2854,3 +2854,151 @@ VPICKOD(vpickod_b, 16, B) VPICKOD(vpickod_h, 32, H) VPICKOD(vpickod_w, 64, W) VPICKOD(vpickod_d, 128, D) + +#define VILVL(NAME, BIT, E) \ +void HELPER(NAME)(CPULoongArchState *env, \ + uint32_t vd, uint32_t vj, uint32_t vk) \ +{ \ + int i; \ + VReg temp; \ + 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++) { \ + temp.E(2 * i + 1) = Vj->E(i); \ + temp.E(2 * i) = Vk->E(i); \ + } \ + *Vd = temp; \ +} + +VILVL(vilvl_b, 16, B) +VILVL(vilvl_h, 32, H) +VILVL(vilvl_w, 64, W) +VILVL(vilvl_d, 128, D) + +#define VILVH(NAME, BIT, E) \ +void HELPER(NAME)(CPULoongArchState *env, \ + uint32_t vd, uint32_t vj, uint32_t vk) \ +{ \ + int i; \ + VReg temp; \ + 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++) { \ + temp.E(2 * i + 1) = Vj->E(i + LSX_LEN/BIT); \ + temp.E(2 * i) = Vk->E(i + LSX_LEN/BIT); \ + } \ + *Vd = temp; \ +} + +VILVH(vilvh_b, 16, B) +VILVH(vilvh_h, 32, H) +VILVH(vilvh_w, 64, W) +VILVH(vilvh_d, 128, D) + +void HELPER(vshuf_b)(CPULoongArchState *env, + uint32_t vd, uint32_t vj, uint32_t vk, uint32_t va) +{ + int i, m; + VReg temp; + VReg *Vd = &(env->fpr[vd].vreg); + VReg *Vj = &(env->fpr[vj].vreg); + VReg *Vk = &(env->fpr[vk].vreg); + VReg *Va = &(env->fpr[va].vreg); + + m = LSX_LEN/8; + for (i = 0; i < m ; i++) { + uint64_t k = (uint8_t)Va->B(i) % (2 * m); + temp.B(i) = k < m ? Vk->B(k) : Vj->B(k - m); + } + *Vd = temp; +} + +#define VSHUF(NAME, BIT, E) \ +void HELPER(NAME)(CPULoongArchState *env, \ + uint32_t vd, uint32_t vj, uint32_t vk) \ +{ \ + int i, m; \ + VReg temp; \ + VReg *Vd = &(env->fpr[vd].vreg); \ + VReg *Vj = &(env->fpr[vj].vreg); \ + VReg *Vk = &(env->fpr[vk].vreg); \ + \ + m = LSX_LEN/BIT; \ + for (i = 0; i < m; i++) { \ + uint64_t k = ((uint8_t) Vd->E(i)) % (2 * m); \ + temp.E(i) = k < m ? Vk->E(k) : Vj->E(k - m); \ + } \ + *Vd = temp; \ +} + +VSHUF(vshuf_h, 16, H) +VSHUF(vshuf_w, 32, W) +VSHUF(vshuf_d, 64, D) + +#define VSHUF4I(NAME, BIT, E) \ +void HELPER(NAME)(CPULoongArchState *env, \ + uint32_t vd, uint32_t vj, uint32_t imm) \ +{ \ + int i; \ + VReg temp; \ + VReg *Vd = &(env->fpr[vd].vreg); \ + VReg *Vj = &(env->fpr[vj].vreg); \ + \ + for (i = 0; i < LSX_LEN/BIT; i++) { \ + temp.E(i) = Vj->E(((i) & 0xfc) + (((imm) >> \ + (2 * ((i) & 0x03))) & 0x03)); \ + } \ + *Vd = temp; \ +} + +VSHUF4I(vshuf4i_b, 8, B) +VSHUF4I(vshuf4i_h, 16, H) +VSHUF4I(vshuf4i_w, 32, W) + +void HELPER(vshuf4i_d)(CPULoongArchState *env, + uint32_t vd, uint32_t vj, uint32_t imm) +{ + VReg *Vd = &(env->fpr[vd].vreg); + VReg *Vj = &(env->fpr[vj].vreg); + + VReg temp; + temp.D(0) = (imm & 2 ? Vj : Vd)->D(imm & 1); + temp.D(1) = (imm & 8 ? Vj : Vd)->D((imm >> 2) & 1); + *Vd = temp; +} + +void HELPER(vpermi_w)(CPULoongArchState *env, + uint32_t vd, uint32_t vj, uint32_t imm) +{ + VReg temp; + VReg *Vd = &(env->fpr[vd].vreg); + VReg *Vj = &(env->fpr[vj].vreg); + + temp.W(0) = Vj->W(imm & 0x3); + temp.W(1) = Vj->W((imm >> 2) & 0x3); + temp.W(2) = Vd->W((imm >> 4) & 0x3); + temp.W(3) = Vd->W((imm >> 6) & 0x3); + *Vd = temp; +} + +#define VEXTRINS(NAME, BIT, E, MASK) \ +void HELPER(NAME)(CPULoongArchState *env, \ + uint32_t vd, uint32_t vj, uint32_t imm) \ +{ \ + int ins, extr; \ + VReg *Vd = &(env->fpr[vd].vreg); \ + VReg *Vj = &(env->fpr[vj].vreg); \ + \ + ins = (imm >> 4) & MASK; \ + extr = imm & MASK; \ + Vd->E(ins) = Vj->E(extr); \ +} + +VEXTRINS(vextrins_b, 8, B, 0xf) +VEXTRINS(vextrins_h, 16, H, 0x7) +VEXTRINS(vextrins_w, 32, W, 0x3) +VEXTRINS(vextrins_d, 64, D, 0x1) |