diff options
Diffstat (limited to 'crypto/perlasm/riscv.pm')
-rw-r--r-- | crypto/perlasm/riscv.pm | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/crypto/perlasm/riscv.pm b/crypto/perlasm/riscv.pm index 90540b7dde..8443f6c29c 100644 --- a/crypto/perlasm/riscv.pm +++ b/crypto/perlasm/riscv.pm @@ -77,6 +77,29 @@ sub read_reg { return $1; } +my @vregs = map("v$_",(0..31)); +my %vreglookup; +@vreglookup{@vregs} = @vregs; + +sub read_vreg { + my $vreg = lc shift; + if (!exists($vreglookup{$vreg})) { + my $trace = ""; + if ($have_stacktrace) { + $trace = Devel::StackTrace->new->as_string; + } + die("Unknown vector register ".$vreg."\n".$trace); + } + if (!($vreg =~ /^v([0-9]+)$/)) { + my $trace = ""; + if ($have_stacktrace) { + $trace = Devel::StackTrace->new->as_string; + } + die("Could not process vector register ".$vreg."\n".$trace); + } + return $1; +} + # Helper functions sub brev8_rv64i { @@ -256,4 +279,183 @@ sub rev8 { return ".word ".($template | ($rs << 15) | ($rd << 7)); } +# Vector instructions + +sub vle64_v { + # vle64.v vd, (rs1) + my $template = 0b0000001_00000_00000_111_00000_0000111; + my $vd = read_vreg shift; + my $rs1 = read_reg shift; + return ".word ".($template | ($rs1 << 15) | ($vd << 7)); +} + +sub vlse64_v { + # vlse64.v vd, (rs1), rs2 + my $template = 0b0000101_00000_00000_111_00000_0000111; + my $vd = read_vreg shift; + my $rs1 = read_reg shift; + my $rs2 = read_reg shift; + return ".word ".($template | ($rs2 << 20) | ($rs1 << 15) | ($vd << 7)); +} + +sub vmerge_vim { + # vmerge.vim vd, vs2, imm, v0 + my $template = 0b0101110_00000_00000_011_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + my $imm = shift; + return ".word ".($template | ($vs2 << 20) | ($imm << 15) | ($vd << 7)); +} + +sub vmv_v_i { + # vmv.v.i vd, imm + my $template = 0b0101111_00000_00000_011_00000_1010111; + my $vd = read_vreg shift; + my $imm = shift; + return ".word ".($template | ($imm << 15) | ($vd << 7)); +} + +sub vmv_v_v { + # vmv.v.v vd, vs1 + my $template = 0b0101111_00000_00000_000_00000_1010111; + my $vd = read_vreg shift; + my $vs1 = read_vreg shift; + return ".word ".($template | ($vs1 << 15) | ($vd << 7)); +} + +sub vor_vv_v0t { + # vor.vv vd, vs2, vs1, v0.t + my $template = 0b0010100_00000_00000_000_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + my $vs1 = read_vreg shift; + return ".word ".($template | ($vs2 << 20) | ($vs1 << 15) | ($vd << 7)); +} + +sub vse64_v { + # vse64.v vd, (rs1) + my $template = 0b0000001_00000_00000_111_00000_0100111; + my $vd = read_vreg shift; + my $rs1 = read_reg shift; + return ".word ".($template | ($rs1 << 15) | ($vd << 7)); +} + +sub vsetivli__x0_2_e64_m1_tu_mu { + # vsetivli x0, 2, e64, m1, tu, mu + return ".word 0xc1817057"; +} + +sub vslidedown_vi { + # vslidedown.vi vd, vs2, uimm + my $template = 0b0011111_00000_00000_011_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + my $uimm = shift; + return ".word ".($template | ($vs2 << 20) | ($uimm << 15) | ($vd << 7)); +} + +sub vslideup_vi_v0t { + # vslideup.vi vd, vs2, uimm, v0.t + my $template = 0b0011100_00000_00000_011_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + my $uimm = shift; + return ".word ".($template | ($vs2 << 20) | ($uimm << 15) | ($vd << 7)); +} + +sub vslideup_vi { + # vslideup.vi vd, vs2, uimm + my $template = 0b0011101_00000_00000_011_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + my $uimm = shift; + return ".word ".($template | ($vs2 << 20) | ($uimm << 15) | ($vd << 7)); +} + +sub vsll_vi { + # vsll.vi vd, vs2, uimm, vm + my $template = 0b1001011_00000_00000_011_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + my $uimm = shift; + return ".word ".($template | ($vs2 << 20) | ($uimm << 15) | ($vd << 7)); +} + +sub vsrl_vx { + # vsrl.vx vd, vs2, rs1 + my $template = 0b1010001_00000_00000_100_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + my $rs1 = read_reg shift; + return ".word ".($template | ($vs2 << 20) | ($rs1 << 15) | ($vd << 7)); +} + +sub vsse64_v { + # vsse64.v vs3, (rs1), rs2 + my $template = 0b0000101_00000_00000_111_00000_0100111; + my $vs3 = read_vreg shift; + my $rs1 = read_reg shift; + my $rs2 = read_reg shift; + return ".word ".($template | ($rs2 << 20) | ($rs1 << 15) | ($vs3 << 7)); +} + +sub vxor_vv_v0t { + # vxor.vv vd, vs2, vs1, v0.t + my $template = 0b0010110_00000_00000_000_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + my $vs1 = read_vreg shift; + return ".word ".($template | ($vs2 << 20) | ($vs1 << 15) | ($vd << 7)); +} + +sub vxor_vv { + # vxor.vv vd, vs2, vs1 + my $template = 0b0010111_00000_00000_000_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + my $vs1 = read_vreg shift; + return ".word ".($template | ($vs2 << 20) | ($vs1 << 15) | ($vd << 7)); +} + +# Vector crypto instructions + +## Zvbb instructions + +sub vrev8_v { + # vrev8.v vd, vs2 + my $template = 0b0100101_00000_01001_010_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + return ".word ".($template | ($vs2 << 20) | ($vd << 7)); +} + +## Zvbc instructions + +sub vclmulh_vx { + # vclmulh.vx vd, vs2, rs1 + my $template = 0b0011011_00000_00000_110_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + my $rs1 = read_reg shift; + return ".word ".($template | ($vs2 << 20) | ($rs1 << 15) | ($vd << 7)); +} + +sub vclmul_vx_v0t { + # vclmul.vx vd, vs2, rs1, v0.t + my $template = 0b0011000_00000_00000_110_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + my $rs1 = read_reg shift; + return ".word ".($template | ($vs2 << 20) | ($rs1 << 15) | ($vd << 7)); +} + +sub vclmul_vx { + # vclmul.vx vd, vs2, rs1 + my $template = 0b0011001_00000_00000_110_00000_1010111; + my $vd = read_vreg shift; + my $vs2 = read_vreg shift; + my $rs1 = read_reg shift; + return ".word ".($template | ($vs2 << 20) | ($rs1 << 15) | ($vd << 7)); +} + 1; |