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| author | Brandon Wu <33961136+4vtomat@users.noreply.github.com> | 2022-04-11 14:13:56 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-04-10 23:13:56 -0700 |
| commit | bdd9f47b05cc7dedae7a36662998ae4fe36b3d4b (patch) | |
| tree | f869a27ed4ef25c1427db0e583b2da00b44b2130 /riscv/insns/vmv_x_s.h | |
| parent | 1ed910b229dcdafb25364053c1ed0bbb3fa81fcf (diff) | |
| download | spike-bdd9f47b05cc7dedae7a36662998ae4fe36b3d4b.zip spike-bdd9f47b05cc7dedae7a36662998ae4fe36b3d4b.tar.gz spike-bdd9f47b05cc7dedae7a36662998ae4fe36b3d4b.tar.bz2 | |
Adjust the access index of vs2 to zero in vmv_x_s.h (#969)
Diffstat (limited to 'riscv/insns/vmv_x_s.h')
| -rw-r--r-- | riscv/insns/vmv_x_s.h | 38 |
1 files changed, 17 insertions, 21 deletions
diff --git a/riscv/insns/vmv_x_s.h b/riscv/insns/vmv_x_s.h index f0e805b..d33c3e5 100644 --- a/riscv/insns/vmv_x_s.h +++ b/riscv/insns/vmv_x_s.h @@ -1,4 +1,4 @@ -// vmv_x_s: rd = vs2[rs1] +// vmv_x_s: rd = vs2[0] require_vector(true); require(insn.v_vm() == 1); uint64_t xmask = UINT64_MAX >> (64 - P.get_isa().get_max_xlen()); @@ -6,26 +6,22 @@ reg_t rs1 = RS1; reg_t sew = P.VU.vsew; reg_t rs2_num = insn.rs2(); -if (!(rs1 >= 0 && rs1 < (P.VU.get_vlen() / sew))) { - WRITE_RD(0); -} else { - switch(sew) { - case e8: - WRITE_RD(P.VU.elt<int8_t>(rs2_num, rs1)); - break; - case e16: - WRITE_RD(P.VU.elt<int16_t>(rs2_num, rs1)); - break; - case e32: - WRITE_RD(P.VU.elt<int32_t>(rs2_num, rs1)); - break; - case e64: - if (P.get_isa().get_max_xlen() <= sew) - WRITE_RD(P.VU.elt<uint64_t>(rs2_num, rs1) & xmask); - else - WRITE_RD(P.VU.elt<uint64_t>(rs2_num, rs1)); - break; - } +switch(sew) { +case e8: + WRITE_RD(P.VU.elt<int8_t>(rs2_num, 0)); + break; +case e16: + WRITE_RD(P.VU.elt<int16_t>(rs2_num, 0)); + break; +case e32: + WRITE_RD(P.VU.elt<int32_t>(rs2_num, 0)); + break; +case e64: + if (P.get_isa().get_max_xlen() <= sew) + WRITE_RD(P.VU.elt<uint64_t>(rs2_num, 0) & xmask); + else + WRITE_RD(P.VU.elt<uint64_t>(rs2_num, 0)); + break; } P.VU.vstart->write(0); |