[llvm] [RISC-V] Add P-ext MC Support for More Pair Operations (PR #154088)
via llvm-commits
llvm-commits at lists.llvm.org
Fri Aug 29 00:51:54 PDT 2025
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-backend-risc-v
Author: Qihan Cai (realqhc)
<details>
<summary>Changes</summary>
This patch implements pages 18-20 from jhauser.us/RISCV/ext-P/RVP-instrEncodings-015.pdf
Documentation:
jhauser.us/RISCV/ext-P/RVP-baseInstrs-014.pdf
jhauser.us/RISCV/ext-P/RVP-instrEncodings-015.pdf
---
Full diff: https://github.com/llvm/llvm-project/pull/154088.diff
2 Files Affected:
- (modified) llvm/lib/Target/RISCV/RISCVInstrInfoP.td (+308)
- (modified) llvm/test/MC/RISCV/rv32p-valid.s (+138)
``````````diff
diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfoP.td b/llvm/lib/Target/RISCV/RISCVInstrInfoP.td
index c342b41e41d01..cfa20cb016918 100644
--- a/llvm/lib/Target/RISCV/RISCVInstrInfoP.td
+++ b/llvm/lib/Target/RISCV/RISCVInstrInfoP.td
@@ -98,6 +98,40 @@ class PLUI_i<bits<7> funct7, string opcodestr>
let Inst{23-15} = imm10{9-1};
}
+// Common base for widening Binary/Ternary ops
+class RVPWideningBase<bits<2> w, bit arith_shift, dag outs, dag ins,
+ string opcodestr>
+ : RVInst<outs, ins, opcodestr, "$rd, $rs1, $rs2", [], InstFormatOther> {
+ bits<5> rs2;
+ bits<5> rs1;
+ bits<5> rd;
+
+ let Inst{31} = 0b0;
+ let Inst{26-25} = w;
+ let Inst{24-20} = rs2;
+ let Inst{19-15} = rs1;
+ let Inst{14-12} = 0b010;
+ let Inst{11-8} = rd{4-1};
+ let Inst{7} = arith_shift;
+ let Inst{6-0} = OPC_OP_IMM_32.Value;
+}
+
+// Common base for narrowing ops
+class RVPNarrowingBase<bits<3> f, bit r, bits<4> funct4, dag outs, dag ins,
+ string opcodestr, string argstr>
+ : RVInst<outs, ins, opcodestr, argstr, [], InstFormatOther> {
+ bits<5> rs1;
+ bits<5> rd;
+
+ let Inst{31} = 0b0;
+ let Inst{30-28} = f;
+ let Inst{27} = r;
+ let Inst{19-16} = rs1{4-1};
+ let Inst{15-12} = funct4;
+ let Inst{11-7} = rd;
+ let Inst{6-0} = OPC_OP_IMM_32.Value;
+}
+
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class RVPShift_ri<bits<3> f, bits<3> funct3, string opcodestr, Operand ImmType>
: RVInstIBase<funct3, OPC_OP_IMM_32, (outs GPR:$rd),
@@ -140,6 +174,100 @@ class RVPShiftB_ri<bits<3> f, bits<3> funct3, string opcodestr>
let Inst{22-20} = shamt;
}
+let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
+class RVPWideningShift_ri<bits<3> f, string opcodestr, Operand ImmType>
+ : RVInst<(outs GPRPairRV32:$rd), (ins GPR:$rs1, ImmType:$shamt), opcodestr,
+ "$rd, $rs1, $shamt", [], InstFormatOther> {
+ bits<5> rs1;
+ bits<5> rd;
+
+ let Inst{31} = 0b0;
+ let Inst{30-28} = f;
+ let Inst{27} = 0b0;
+ let Inst{19-15} = rs1;
+ let Inst{14-12} = 0b010;
+ let Inst{11-8} = rd{4-1};
+ let Inst{7} = 0b0;
+ let Inst{6-0} = OPC_OP_IMM_32.Value;
+
+ let hasSideEffects = 0;
+ let mayLoad = 0;
+ let mayStore = 0;
+}
+
+class RVPWideningShiftW_ri<bits<3> f, string opcodestr>
+ : RVPWideningShift_ri<f, opcodestr, uimm6> {
+ bits<6> shamt;
+
+ let Inst{26} = 0b1;
+ let Inst{25-20} = shamt;
+}
+
+class RVPWideningShiftH_ri<bits<3> f, string opcodestr>
+ : RVPWideningShift_ri<f, opcodestr, uimm5> {
+ bits<5> shamt;
+
+ let Inst{26-25} = 0b01;
+ let Inst{24-20} = shamt;
+}
+
+class RVPWideningShiftB_ri<bits<3> f, string opcodestr>
+ : RVPWideningShift_ri<f, opcodestr, uimm4> {
+ bits<4> shamt;
+
+ let Inst{26-24} = 0b001;
+ let Inst{23-20} = shamt;
+}
+
+let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
+class RVPNarrowingShift_ri<bits<3> f, string opcodestr, Operand ImmType>
+ : RVPNarrowingBase<f, 0b0, 0b1100, (outs GPR:$rd),
+ (ins GPRPairRV32:$rs1, ImmType:$shamt), opcodestr,
+ "$rd, $rs1, $shamt">;
+
+class RVPNarrowingShiftW_ri<bits<3> f, string opcodestr>
+ : RVPNarrowingShift_ri<f, opcodestr, uimm6> {
+ bits<6> shamt;
+
+ let Inst{26} = 0b1;
+ let Inst{25-20} = shamt;
+}
+
+class RVPNarrowingShiftH_ri<bits<3> f, string opcodestr>
+ : RVPNarrowingShift_ri<f, opcodestr, uimm5> {
+ bits<5> shamt;
+
+ let Inst{26-25} = 0b01;
+ let Inst{24-20} = shamt;
+}
+
+class RVPNarrowingShiftB_ri<bits<3> f, string opcodestr>
+ : RVPNarrowingShift_ri<f, opcodestr, uimm4> {
+ bits<4> shamt;
+
+ let Inst{26-24} = 0b001;
+ let Inst{23-20} = shamt;
+}
+
+let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
+class RVPNarrowingShift_rr<bits<3> f, bits<2> w, string opcodestr>
+ : RVPNarrowingBase<f, 0b1, 0b1100, (outs GPR:$rd),
+ (ins GPRPairRV32:$rs1, GPR:$rs2), opcodestr,
+ "$rd, $rs1, $rs2"> {
+ bits<5> rs2;
+
+ let Inst{26-25} = w;
+ let Inst{24-20} = rs2;
+}
+
+let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
+class RVPWideningShift_rr<bits<3> f, bits<2> w, string opcodestr>
+ : RVPWideningBase<w, 0b0, (outs GPRPairRV32:$rd), (ins GPR:$rs1, GPR:$rs2),
+ opcodestr> {
+ let Inst{30-28} = f;
+ let Inst{27} = 0b1;
+}
+
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class RVPUnary_ri<bits<2> w, bits<5> uf, string opcodestr>
: RVInstIBase<0b010, OPC_OP_IMM_32, (outs GPR:$rd), (ins GPR:$rs1),
@@ -168,6 +296,24 @@ class RVPBinary_rr<bits<4> f, bits<2> w, bits<3> funct3, string opcodestr>
let Inst{26-25} = w;
}
+let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
+class RVPWideningBinary_rr<bits<4> f, bits<2> w, string opcodestr>
+ : RVPWideningBase<w, 0b1, (outs GPRPairRV32:$rd), (ins GPR:$rs1, GPR:$rs2),
+ opcodestr> {
+ let Inst{30-27} = f;
+}
+
+let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
+class RVPNarrowingBinary_rr<bits<3> f, bits<2> w, string opcodestr>
+ : RVPNarrowingBase<f, 0b1, 0b0100, (outs GPR:$rd),
+ (ins GPRPairRV32:$rs1, GPR:$rs2), opcodestr,
+ "$rd, $rs1, $rs2"> {
+ bits<5> rs2;
+
+ let Inst{26-25} = w;
+ let Inst{24-20} = rs2;
+}
+
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class RVPTernary_rrr<bits<4> f, bits<2> w, bits<3> funct3, string opcodestr>
: RVInstRBase<funct3, OPC_OP_32, (outs GPR:$rd_wb),
@@ -180,6 +326,15 @@ class RVPTernary_rrr<bits<4> f, bits<2> w, bits<3> funct3, string opcodestr>
let Constraints = "$rd = $rd_wb";
}
+let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
+class RVPWideningTernary_rrr<bits<4> f, bits<2> w, string opcodestr>
+ : RVPWideningBase<w, 0b1, (outs GPRPairRV32:$rd_wb),
+ (ins GPR:$rd, GPR:$rs1, GPR:$rs2), opcodestr> {
+ let Inst{30-27} = f;
+
+ let Constraints = "$rd = $rd_wb";
+}
+
// Common base for pli.db/h/w and plui.dh/w
class RVPPairLoadImm_i<bits<7> funct7, dag ins, string opcodestr,
string argstr>
@@ -889,3 +1044,156 @@ let Predicates = [HasStdExtP, IsRV32] in {
let Inst{23-15} = imm10{9-1};
}
}
+
+let Predicates = [HasStdExtP, IsRV32] in {
+ def PWSLLI_B : RVPWideningShiftB_ri<0b000, "pwslli.b">;
+ def PWSLLI_H : RVPWideningShiftH_ri<0b000, "pwslli.h">;
+ def WSLLI : RVPWideningShiftW_ri<0b000, "wslli">;
+
+ def PWSLAI_B : RVPWideningShiftB_ri<0b100, "pwslai.b">;
+ def PWSLAI_H : RVPWideningShiftH_ri<0b100, "pwslai.h">;
+ def WSLAI : RVPWideningShiftW_ri<0b100, "wslai">;
+
+ def PWSLL_BS : RVPWideningShift_rr<0b000, 0b00, "pwsll.bs">;
+ def PWSLL_HS : RVPWideningShift_rr<0b000, 0b01, "pwsll.hs">;
+ def WSLL : RVPWideningShift_rr<0b000, 0b11, "wsll">;
+
+ def PWSLA_BS : RVPWideningShift_rr<0b100, 0b00, "pwsla.bs">;
+ def PWSLA_HS : RVPWideningShift_rr<0b100, 0b01, "pwsla.hs">;
+ def WSLA : RVPWideningShift_rr<0b100, 0b11, "wsla">;
+
+ def WZIP8P : RVPWideningShift_rr<0b111, 0b00, "wzip8p">;
+ def WZIP16P : RVPWideningShift_rr<0b111, 0b01, "wzip16p">;
+
+ def PWADD_H : RVPWideningBinary_rr<0b0000, 0b00, "pwadd.h">;
+ def WADD : RVPWideningBinary_rr<0b0000, 0b01, "wadd">;
+ def PWADD_B : RVPWideningBinary_rr<0b0000, 0b10, "pwadd.b">;
+ def PM2WADD_H : RVPWideningBinary_rr<0b0000, 0b11, "pm2wadd.h">;
+
+ def PWADDA_H : RVPWideningTernary_rrr<0b0001, 0b00, "pwadda.h">;
+ def WADDA : RVPWideningTernary_rrr<0b0001, 0b01, "wadda">;
+ def PWADDA_B : RVPWideningTernary_rrr<0b0001, 0b10, "pwadda.b">;
+ def PM2WADDA_H : RVPWideningTernary_rrr<0b0001, 0b11, "pm2wadda.h">;
+
+ def PWADDU_H : RVPWideningBinary_rr<0b0010, 0b00, "pwaddu.h">;
+ def WADDU : RVPWideningBinary_rr<0b0010, 0b01, "waddu">;
+ def PWADDU_B : RVPWideningBinary_rr<0b0010, 0b10, "pwaddu.b">;
+ def PM2WADD_HX : RVPWideningBinary_rr<0b0010, 0b11, "pm2wadd.hx">;
+
+ def PWADDAU_H : RVPWideningTernary_rrr<0b0011, 0b00, "pwaddau.h">;
+ def WADDAU : RVPWideningTernary_rrr<0b0011, 0b01, "waddau">;
+ def PWADDAU_B : RVPWideningTernary_rrr<0b0011, 0b10, "pwaddau.b">;
+ def PM2WADDA_HX : RVPWideningTernary_rrr<0b0011, 0b11, "pm2wadda.hx">;
+
+ def PWMUL_H : RVPWideningBinary_rr<0b0100, 0b00, "pwmul.h">;
+ def WMUL : RVPWideningBinary_rr<0b0100, 0b01, "wmul">;
+ def PWMUL_B : RVPWideningBinary_rr<0b0100, 0b10, "pwmul.b">;
+ def PM2WADDU_H : RVPWideningBinary_rr<0b0100, 0b11, "pm2waddu.h">;
+
+ def PWMACC_H : RVPWideningTernary_rrr<0b0101, 0b00, "pwmacc.h">;
+ def WMACC : RVPWideningTernary_rrr<0b0101, 0b01, "wmacc">;
+ def PM2WADDAU_H : RVPWideningTernary_rrr<0b0101, 0b11, "pm2waddau.h">;
+
+ def PWMULU_H : RVPWideningBinary_rr<0b0110, 0b00, "pwmulu.h">;
+ def WMULU : RVPWideningBinary_rr<0b0110, 0b01, "wmulu">;
+ def PWMULU_B : RVPWideningBinary_rr<0b0110, 0b10, "pwmulu.b">;
+
+ def PWMACCU_H : RVPWideningTernary_rrr<0b0111, 0b00, "pwmaccu.h">;
+ def WMACCU : RVPWideningTernary_rrr<0b0111, 0b01, "wmaccu">;
+
+ def PWSUB_H : RVPWideningBinary_rr<0b1000, 0b00, "pwsub.h">;
+ def WSUB : RVPWideningBinary_rr<0b1000, 0b01, "wsub">;
+ def PWSUB_B : RVPWideningBinary_rr<0b1000, 0b10, "pwsub.b">;
+ def PM2WSUB_H : RVPWideningBinary_rr<0b1000, 0b11, "pm2wsub.h">;
+
+ def PWSUBA_H : RVPWideningTernary_rrr<0b1001, 0b00, "pwsuba.h">;
+ def WSUBA : RVPWideningTernary_rrr<0b1001, 0b01, "wsuba">;
+ def PWSUBA_B : RVPWideningTernary_rrr<0b1001, 0b10, "pwsuba.b">;
+ def PM2WSUBA_H : RVPWideningTernary_rrr<0b1001, 0b11, "pm2wsuba.h">;
+
+ def PWSUBU_H : RVPWideningBinary_rr<0b1010, 0b00, "pwsubu.h">;
+ def WSUBU : RVPWideningBinary_rr<0b1010, 0b01, "wsubu">;
+ def PWSUBU_B : RVPWideningBinary_rr<0b1010, 0b10, "pwsubu.b">;
+ def PM2WSUB_HX : RVPWideningBinary_rr<0b1010, 0b11, "pm2wsub.hx">;
+
+ def PWSUBAU_H : RVPWideningTernary_rrr<0b1011, 0b00, "pwsubau.h">;
+ def WSUBAU : RVPWideningTernary_rrr<0b1011, 0b01, "wsubau">;
+ def PWSUBAU_B : RVPWideningTernary_rrr<0b1011, 0b10, "pwsubau.b">;
+ def PM2WSUBA_HX : RVPWideningTernary_rrr<0b1011, 0b11, "pm2wsuba.hx">;
+
+ def PWMULSU_H : RVPWideningBinary_rr<0b1100, 0b00, "pwmulsu.h">;
+ def WMULSU : RVPWideningBinary_rr<0b1100, 0b01, "wmulsu">;
+ def PWMULSU_B : RVPWideningBinary_rr<0b1100, 0b10, "pwmulsu.b">;
+ def PM2WADDSU_H : RVPWideningBinary_rr<0b1100, 0b11, "pm2waddsu.h">;
+
+ def PWMACCSU_H : RVPWideningTernary_rrr<0b1101, 0b00, "pwmaccsu.h">;
+ def WMACCSU : RVPWideningTernary_rrr<0b1101, 0b01, "wmaccsu">;
+ def PM2WADDASU_H : RVPWideningTernary_rrr<0b1101, 0b11, "pm2waddasu.h">;
+
+ def PMQWACC_H : RVPWideningTernary_rrr<0b1111, 0b00, "pmqwacc.h">;
+ def PMQWACC : RVPWideningTernary_rrr<0b1111, 0b01, "pmqwacc">;
+ def PMQRWACC_H : RVPWideningTernary_rrr<0b1111, 0b10, "pmqrwacc.h">;
+ def PMQRWACC : RVPWideningTernary_rrr<0b1111, 0b11, "pmqrwacc">;
+
+ def PREDSUM_DHS : RVPNarrowingBinary_rr<0b001, 0b00, "predsum.dhs">;
+ def PREDSUM_DBS : RVPNarrowingBinary_rr<0b001, 0b10, "predsum.dbs">;
+
+ def PREDSUMU_DHS : RVPNarrowingBinary_rr<0b011, 0b00, "predsumu.dhs">;
+ def PREDSUMU_DBS : RVPNarrowingBinary_rr<0b011, 0b10, "predsumu.dbs">;
+
+ def PNSRLI_B : RVPNarrowingShiftB_ri<0b000, "pnsrli.b">;
+ def PNSRLI_H : RVPNarrowingShiftH_ri<0b000, "pnsrli.h">;
+ def NSRLI : RVPNarrowingShiftW_ri<0b000, "nsrli">;
+
+ def PNCLIPIU_B : RVPNarrowingShiftB_ri<0b010, "pnclipiu.b">;
+ def PNCLIPIU_H : RVPNarrowingShiftH_ri<0b010, "pnclipiu.h">;
+ def NCLIPIU : RVPNarrowingShiftW_ri<0b010, "nclipiu">;
+
+ def PNCLIPRIU_B : RVPNarrowingShiftB_ri<0b011, "pnclipriu.b">;
+ def PNCLIPRIU_H : RVPNarrowingShiftH_ri<0b011, "pnclipriu.h">;
+ def NCLIPRIU : RVPNarrowingShiftW_ri<0b011, "nclipriu">;
+
+ def PNSRAI_B : RVPNarrowingShiftB_ri<0b100, "pnsrai.b">;
+ def PNSRAI_H : RVPNarrowingShiftH_ri<0b100, "pnsrai.h">;
+ def NSRAI : RVPNarrowingShiftW_ri<0b100, "nsrai">;
+
+ def PNSARI_B : RVPNarrowingShiftB_ri<0b101, "pnsari.b">;
+ def PNSARI_H : RVPNarrowingShiftH_ri<0b101, "pnsari.h">;
+ def NSARI : RVPNarrowingShiftW_ri<0b101, "nsari">;
+
+ def PNCLIPI_B : RVPNarrowingShiftB_ri<0b110, "pnclipi.b">;
+ def PNCLIPI_H : RVPNarrowingShiftH_ri<0b110, "pnclipi.h">;
+ def NCLIPI : RVPNarrowingShiftW_ri<0b110, "nclipi">;
+
+ def PNCLIPRI_B : RVPNarrowingShiftB_ri<0b111, "pnclipri.b">;
+ def PNCLIPRI_H : RVPNarrowingShiftH_ri<0b111, "pnclipri.h">;
+ def NCLIPRI : RVPNarrowingShiftW_ri<0b111, "nclipri">;
+
+ def PNSRL_BS : RVPNarrowingShift_rr<0b000, 0b00, "pnsrl.bs">;
+ def PNSRL_HS : RVPNarrowingShift_rr<0b000, 0b01, "pnsrl.hs">;
+ def NSRL : RVPNarrowingShift_rr<0b000, 0b11, "nsrl">;
+
+ def PNCLIPU_BS : RVPNarrowingShift_rr<0b010, 0b00, "pnclipu.bs">;
+ def PNCLIPU_HS : RVPNarrowingShift_rr<0b010, 0b01, "pnclipu.hs">;
+ def NCLIPU : RVPNarrowingShift_rr<0b010, 0b11, "nclipu">;
+
+ def PNCLIPRU_BS : RVPNarrowingShift_rr<0b011, 0b00, "pnclipru.bs">;
+ def PNCLIPRU_HS : RVPNarrowingShift_rr<0b011, 0b01, "pnclipru.hs">;
+ def NCLIPRU : RVPNarrowingShift_rr<0b011, 0b11, "nclipru">;
+
+ def PNSRA_BS : RVPNarrowingShift_rr<0b100, 0b00, "pnsra.bs">;
+ def PNSRA_HS : RVPNarrowingShift_rr<0b100, 0b01, "pnsra.hs">;
+ def NSRA : RVPNarrowingShift_rr<0b100, 0b11, "nsra">;
+
+ def PNSRAR_BS : RVPNarrowingShift_rr<0b101, 0b00, "pnsrar.bs">;
+ def PNSRAR_HS : RVPNarrowingShift_rr<0b101, 0b01, "pnsrar.hs">;
+ def NSRAR : RVPNarrowingShift_rr<0b101, 0b11, "nsrar">;
+
+ def PNCLIP_BS : RVPNarrowingShift_rr<0b110, 0b00, "pnclip.bs">;
+ def PNCLIP_HS : RVPNarrowingShift_rr<0b110, 0b01, "pnclip.hs">;
+ def NCLIP : RVPNarrowingShift_rr<0b110, 0b11, "nclip">;
+
+ def PNCLIPR_BS : RVPNarrowingShift_rr<0b111, 0b00, "pnclipr.bs">;
+ def PNCLIPR_HS : RVPNarrowingShift_rr<0b111, 0b01, "pnclipr.hs">;
+ def NCLIPR : RVPNarrowingShift_rr<0b111, 0b11, "nclipr">;
+} // Predicates = [HasStdExtP, IsRV32]
diff --git a/llvm/test/MC/RISCV/rv32p-valid.s b/llvm/test/MC/RISCV/rv32p-valid.s
index 432fd05d231ee..952b3e092a5e9 100644
--- a/llvm/test/MC/RISCV/rv32p-valid.s
+++ b/llvm/test/MC/RISCV/rv32p-valid.s
@@ -673,3 +673,141 @@ plui.dh tp, 32
# CHECK-ASM-AND-OBJ: plui.dh tp, -412
# CHECK-ASM: encoding: [0x1b,0x22,0x99,0x70]
plui.dh tp, 612
+# CHECK-ASM-AND-OBJ: predsum.dhs s0, t3, a0
+# CHECK-ASM: encoding: [0x1b,0x44,0xae,0x18]
+predsum.dhs s0, t3, a0
+# CHECK-ASM-AND-OBJ: predsum.dbs a2, s0, t3
+# CHECK-ASM: encoding: [0x1b,0x46,0xc4,0x1d]
+predsum.dbs a2, s0, t3
+# CHECK-ASM-AND-OBJ: predsumu.dhs a2, a2, t3
+# CHECK-ASM: encoding: [0x1b,0x46,0xc6,0x39]
+predsumu.dhs a2, a2, t3
+# CHECK-ASM-AND-OBJ: predsumu.dbs a2, a0, s0
+# CHECK-ASM: encoding: [0x1b,0x46,0x85,0x3c]
+predsumu.dbs a2, a0, s0
+# CHECK-ASM-AND-OBJ: pnsrli.b a2, a0
+# CHECK-ASM: encoding: [0x1b,0xc6,0x05,0x01]
+pnsrli.b a2, a0, 0
+# CHECK-ASM-AND-OBJ: pnsrli.h a0, t3
+# CHECK-ASM: encoding: [0x1b,0xc5,0x1e,0x02]
+pnsrli.h a0, t3, 1
+# CHECK-ASM-AND-OBJ: nsrli a2, a0
+# CHECK-ASM: encoding: [0x1b,0xc6,0x35,0x04]
+nsrli a2, a0, 3
+# CHECK-ASM-AND-OBJ: pnclipiu.b a4, t3
+# CHECK-ASM: encoding: [0x1b,0xc7,0x2e,0x21]
+pnclipiu.b a4, t3, 2
+# CHECK-ASM-AND-OBJ: pnclipiu.h t1, s2
+# CHECK-ASM: encoding: [0x1b,0xc3,0x39,0x22]
+pnclipiu.h t1, s2, 3
+# CHECK-ASM-AND-OBJ: nclipiu s0, a2
+# CHECK-ASM: encoding: [0x1b,0xc4,0x46,0x24]
+nclipiu s0, a2, 4
+# CHECK-ASM-AND-OBJ: pnclipriu.b s2, s0
+# CHECK-ASM: encoding: [0x1b,0xc9,0x14,0x31]
+pnclipriu.b s2, s0, 1
+# CHECK-ASM-AND-OBJ: pnclipriu.h s0, s0
+# CHECK-ASM: encoding: [0x1b,0xc4,0x24,0x32]
+pnclipriu.h s0, s0, 2
+# CHECK-ASM-AND-OBJ: nclipriu t3, t3
+# CHECK-ASM: encoding: [0x1b,0xce,0x4e,0x34]
+nclipriu t3, t3, 4
+# CHECK-ASM-AND-OBJ: pnsrai.b s2, t5
+# CHECK-ASM: encoding: [0x1b,0xc9,0x3f,0x41]
+pnsrai.b s2, t5, 3
+# CHECK-ASM-AND-OBJ: pnsrai.h s0, a0
+# CHECK-ASM: encoding: [0x1b,0xc4,0x25,0x42]
+pnsrai.h s0, a0, 2
+# CHECK-ASM-AND-OBJ: nsrai a4, t3
+# CHECK-ASM: encoding: [0x1b,0xc7,0x4e,0x44]
+nsrai a4, t3, 4
+# CHECK-ASM-AND-OBJ: pnsari.b t5, t5
+# CHECK-ASM: encoding: [0x1b,0xcf,0x0f,0x51]
+pnsari.b t5, t5, 0
+# CHECK-ASM-AND-OBJ: pnsari.h t1, a4
+# CHECK-ASM: encoding: [0x1b,0xc3,0x37,0x52]
+pnsari.h t1, a4, 3
+# CHECK-ASM-AND-OBJ: nsari s0, t1
+# CHECK-ASM: encoding: [0x1b,0xc4,0x53,0x54]
+nsari s0, t1, 5
+# CHECK-ASM-AND-OBJ: pnclipi.b t1, a4
+# CHECK-ASM: encoding: [0x1b,0xc3,0x77,0x61]
+pnclipi.b t1, a4, 7
+# CHECK-ASM-AND-OBJ: pnclipi.h a0, a4
+# CHECK-ASM: encoding: [0x1b,0xc5,0x27,0x62]
+pnclipi.h a0, a4, 2
+# CHECK-ASM-AND-OBJ: nclipi t5, t5
+# CHECK-ASM: encoding: [0x1b,0xcf,0x5f,0x64]
+nclipi t5, t5, 5
+# CHECK-ASM-AND-OBJ: pnclipri.b a0, s0
+# CHECK-ASM: encoding: [0x1b,0xc5,0x24,0x71]
+pnclipri.b a0, s0, 2
+# CHECK-ASM-AND-OBJ: pnclipri.h s2, t5
+# CHECK-ASM: encoding: [0x1b,0xc9,0x3f,0x72]
+pnclipri.h s2, t5, 3
+# CHECK-ASM-AND-OBJ: nclipri t3, s0
+# CHECK-ASM: encoding: [0x1b,0xce,0x54,0x74]
+nclipri t3, s0, 5
+# CHECK-ASM-AND-OBJ: pnsrl.bs t3, s0, a4
+# CHECK-ASM: encoding: [0x1b,0xce,0xe4,0x08]
+pnsrl.bs t3, s0, a4
+# CHECK-ASM-AND-OBJ: pnsrl.hs a2, t1, a4
+# CHECK-ASM: encoding: [0x1b,0xc6,0xe3,0x0a]
+pnsrl.hs a2, t1, a4
+# CHECK-ASM-AND-OBJ: nsrl a2, a2, a0
+# CHECK-ASM: encoding: [0x1b,0xc6,0xa6,0x0e]
+nsrl a2, a2, a0
+# CHECK-ASM-AND-OBJ: pnclipu.bs a4, t5, a2
+# CHECK-ASM: encoding: [0x1b,0xc7,0xcf,0x28]
+pnclipu.bs a4, t5, a2
+# CHECK-ASM-AND-OBJ: pnclipu.hs t1, a2, a4
+# CHECK-ASM: encoding: [0x1b,0xc3,0xe6,0x2a]
+pnclipu.hs t1, a2, a4
+# CHECK-ASM-AND-OBJ: nclipu t5, s2, t1
+# CHECK-ASM: encoding: [0x1b,0xcf,0x69,0x2e]
+nclipu t5, s2, t1
+# CHECK-ASM-AND-OBJ: pnclipru.bs t5, s2, s2
+# CHECK-ASM: encoding: [0x1b,0xcf,0x29,0x39]
+pnclipru.bs t5, s2, s2
+# CHECK-ASM-AND-OBJ: pnclipru.hs t5, s2, a0
+# CHECK-ASM: encoding: [0x1b,0xcf,0xa9,0x3a]
+pnclipru.hs t5, s2, a0
+# CHECK-ASM-AND-OBJ: nclipru a4, t5, t5
+# CHECK-ASM: encoding: [0x1b,0xc7,0xef,0x3f]
+nclipru a4, t5, t5
+# CHECK-ASM-AND-OBJ: pnsra.bs a4, t1, a4
+# CHECK-ASM: encoding: [0x1b,0xc7,0xe3,0x48]
+pnsra.bs a4, t1, a4
+# CHECK-ASM-AND-OBJ: pnsra.hs s0, s2, t3
+# CHECK-ASM: encoding: [0x1b,0xc4,0xc9,0x4b]
+pnsra.hs s0, s2, t3
+# CHECK-ASM-AND-OBJ: nsra t1, s0, a4
+# CHECK-ASM: encoding: [0x1b,0xc3,0xe4,0x4e]
+nsra t1, s0, a4
+# CHECK-ASM-AND-OBJ: pnsrar.bs a2, s0, a4
+# CHECK-ASM: encoding: [0x1b,0xc6,0xe4,0x58]
+pnsrar.bs a2, s0, a4
+# CHECK-ASM-AND-OBJ: pnsrar.hs s0, a4, a0
+# CHECK-ASM: encoding: [0x1b,0xc4,0xa7,0x5a]
+pnsrar.hs s0, a4, a0
+# CHECK-ASM-AND-OBJ: nsrar a4, a4, s0
+# CHECK-ASM: encoding: [0x1b,0xc7,0x87,0x5e]
+nsrar a4, a4, s0
+# CHECK-ASM-AND-OBJ: pnclip.bs t1, t5, t3
+# CHECK-ASM: encoding: [0x1b,0xc3,0xcf,0x69]
+pnclip.bs t1, t5, t3
+# CHECK-ASM-AND-OBJ: pnclip.hs a0, a2, a0
+# CHECK-ASM: encoding: [0x1b,0xc5,0xa6,0x6a]
+pnclip.hs a0, a2, a0
+# CHECK-ASM-AND-OBJ: nclip t3, t5, t3
+# CHECK-ASM: encoding: [0x1b,0xce,0xcf,0x6f]
+nclip t3, t5, t3
+# CHECK-ASM-AND-OBJ: pnclipr.bs t1, a2, a0
+# CHECK-ASM: encoding: [0x1b,0xc3,0xa6,0x78]
+pnclipr.bs t1, a2, a0
+# CHECK-ASM-AND-OBJ: pnclipr.hs a4, s2, t3
+# CHECK-ASM: encoding: [0x1b,0xc7,0xc9,0x7b]
+pnclipr.hs a4, s2, t3
+# CHECK-ASM-AND-OBJ: nclipr t1, t5, a2
+# CHECK-ASM: encoding: [0x1b,0xc3,0xcf,0x7e]
+nclipr t1, t5, a2
``````````
</details>
https://github.com/llvm/llvm-project/pull/154088
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