diff options
| author | Frank Chang <frank.chang@sifive.com> | 2021-12-10 15:56:37 +0800 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2021-12-20 14:53:31 +1000 |
| commit | 8500d4ab2e9b50cb8a23b751e991e5ece6b0d0cc (patch) | |
| tree | ee8261b39a8e68d9fde178ede5a888b81784a05c /target/riscv/vector_helper.c | |
| parent | 6438ed61de22d9fb945452b5fe5b0ea594aa8ccc (diff) | |
target/riscv: rvv-1.0: floating-point slide instructions
Add the following instructions:
* vfslide1up.vf
* vfslide1down.vf
Signed-off-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20211210075704.23951-52-frank.chang@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'target/riscv/vector_helper.c')
| -rw-r--r-- | target/riscv/vector_helper.c | 141 |
1 files changed, 96 insertions, 45 deletions
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index d79f59e443..7fa5189af4 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -4455,57 +4455,108 @@ GEN_VEXT_VSLIDEDOWN_VX(vslidedown_vx_h, uint16_t, H2) GEN_VEXT_VSLIDEDOWN_VX(vslidedown_vx_w, uint32_t, H4) GEN_VEXT_VSLIDEDOWN_VX(vslidedown_vx_d, uint64_t, H8) -#define GEN_VEXT_VSLIDE1UP_VX(NAME, ETYPE, H) \ -void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ - CPURISCVState *env, uint32_t desc) \ -{ \ - uint32_t vm = vext_vm(desc); \ - uint32_t vl = env->vl; \ - uint32_t i; \ - \ - for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, i)) { \ - continue; \ - } \ - if (i == 0) { \ - *((ETYPE *)vd + H(i)) = s1; \ - } else { \ - *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i - 1)); \ - } \ - } \ +#define GEN_VEXT_VSLIE1UP(ESZ, H) \ +static void vslide1up_##ESZ(void *vd, void *v0, target_ulong s1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + typedef uint##ESZ##_t ETYPE; \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ + continue; \ + } \ + if (i == 0) { \ + *((ETYPE *)vd + H(i)) = s1; \ + } else { \ + *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i - 1)); \ + } \ + } \ +} + +GEN_VEXT_VSLIE1UP(8, H1) +GEN_VEXT_VSLIE1UP(16, H2) +GEN_VEXT_VSLIE1UP(32, H4) +GEN_VEXT_VSLIE1UP(64, H8) + +#define GEN_VEXT_VSLIDE1UP_VX(NAME, ESZ) \ +void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + vslide1up_##ESZ(vd, v0, s1, vs2, env, desc); \ } /* vslide1up.vx vd, vs2, rs1, vm # vd[0]=x[rs1], vd[i+1] = vs2[i] */ -GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_b, uint8_t, H1) -GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_h, uint16_t, H2) -GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_w, uint32_t, H4) -GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_d, uint64_t, H8) - -#define GEN_VEXT_VSLIDE1DOWN_VX(NAME, ETYPE, H) \ -void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ - CPURISCVState *env, uint32_t desc) \ -{ \ - uint32_t vm = vext_vm(desc); \ - uint32_t vl = env->vl; \ - uint32_t i; \ - \ - for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, i)) { \ - continue; \ - } \ - if (i == vl - 1) { \ - *((ETYPE *)vd + H(i)) = s1; \ - } else { \ - *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i + 1)); \ - } \ - } \ +GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_b, 8) +GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_h, 16) +GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_w, 32) +GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_d, 64) + +#define GEN_VEXT_VSLIDE1DOWN(ESZ, H) \ +static void vslide1down_##ESZ(void *vd, void *v0, target_ulong s1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + typedef uint##ESZ##_t ETYPE; \ + uint32_t vm = vext_vm(desc); \ + uint32_t vl = env->vl; \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ + continue; \ + } \ + if (i == vl - 1) { \ + *((ETYPE *)vd + H(i)) = s1; \ + } else { \ + *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i + 1)); \ + } \ + } \ +} + +GEN_VEXT_VSLIDE1DOWN(8, H1) +GEN_VEXT_VSLIDE1DOWN(16, H2) +GEN_VEXT_VSLIDE1DOWN(32, H4) +GEN_VEXT_VSLIDE1DOWN(64, H8) + +#define GEN_VEXT_VSLIDE1DOWN_VX(NAME, ESZ) \ +void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + vslide1down_##ESZ(vd, v0, s1, vs2, env, desc); \ } /* vslide1down.vx vd, vs2, rs1, vm # vd[i] = vs2[i+1], vd[vl-1]=x[rs1] */ -GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_b, uint8_t, H1) -GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_h, uint16_t, H2) -GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_w, uint32_t, H4) -GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_d, uint64_t, H8) +GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_b, 8) +GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_h, 16) +GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_w, 32) +GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_d, 64) + +/* Vector Floating-Point Slide Instructions */ +#define GEN_VEXT_VFSLIDE1UP_VF(NAME, ESZ) \ +void HELPER(NAME)(void *vd, void *v0, uint64_t s1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + vslide1up_##ESZ(vd, v0, s1, vs2, env, desc); \ +} + +/* vfslide1up.vf vd, vs2, rs1, vm # vd[0]=f[rs1], vd[i+1] = vs2[i] */ +GEN_VEXT_VFSLIDE1UP_VF(vfslide1up_vf_h, 16) +GEN_VEXT_VFSLIDE1UP_VF(vfslide1up_vf_w, 32) +GEN_VEXT_VFSLIDE1UP_VF(vfslide1up_vf_d, 64) + +#define GEN_VEXT_VFSLIDE1DOWN_VF(NAME, ESZ) \ +void HELPER(NAME)(void *vd, void *v0, uint64_t s1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + vslide1down_##ESZ(vd, v0, s1, vs2, env, desc); \ +} + +/* vfslide1down.vf vd, vs2, rs1, vm # vd[i] = vs2[i+1], vd[vl-1]=f[rs1] */ +GEN_VEXT_VFSLIDE1DOWN_VF(vfslide1down_vf_h, 16) +GEN_VEXT_VFSLIDE1DOWN_VF(vfslide1down_vf_w, 32) +GEN_VEXT_VFSLIDE1DOWN_VF(vfslide1down_vf_d, 64) /* Vector Register Gather Instruction */ #define GEN_VEXT_VRGATHER_VV(NAME, TS1, TS2, HS1, HS2) \ |