[flang-commits] [clang] [flang] [llvm] [libcxx] [compiler-rt] [clang-tools-extra] [libc] [RISCV][MC] Add support for experimental Zimop extension (PR #75182)
via flang-commits
flang-commits at lists.llvm.org
Wed Dec 13 07:14:37 PST 2023
https://github.com/ln8-8 updated https://github.com/llvm/llvm-project/pull/75182
>From e6bf0819c96fcfbd73d711acc951065e2ed22d8c Mon Sep 17 00:00:00 2001
From: ln8-8 <lyut.nersisyan at gmail.com>
Date: Tue, 12 Dec 2023 12:47:32 +0400
Subject: [PATCH 1/3] [RISCV][MC] Add support for experimental Zimop extension
This implements experimental support for the Zimop extension as specified here: https://github.com/riscv/riscv-isa-manual/blob/main/src/zimop.adoc.
This change adds only assembly support.
---
llvm/docs/RISCVUsage.rst | 3 ++
llvm/include/llvm/IR/IntrinsicsRISCV.td | 23 +++++++++++
llvm/lib/Support/RISCVISAInfo.cpp | 2 +
llvm/lib/Target/RISCV/RISCVFeatures.td | 5 +++
llvm/lib/Target/RISCV/RISCVInstrFormats.td | 21 ++++++++++
llvm/lib/Target/RISCV/RISCVInstrInfo.td | 45 +++++++++++++++++++++
llvm/test/CodeGen/RISCV/attributes.ll | 4 ++
llvm/test/MC/RISCV/rv32zimop-invalid.s | 6 +++
llvm/test/MC/RISCV/rvzimop-valid.s | 26 ++++++++++++
llvm/unittests/Support/RISCVISAInfoTest.cpp | 1 +
10 files changed, 136 insertions(+)
create mode 100644 llvm/test/MC/RISCV/rv32zimop-invalid.s
create mode 100644 llvm/test/MC/RISCV/rvzimop-valid.s
diff --git a/llvm/docs/RISCVUsage.rst b/llvm/docs/RISCVUsage.rst
index 65dd0d83448ed1..bd2f81fba186df 100644
--- a/llvm/docs/RISCVUsage.rst
+++ b/llvm/docs/RISCVUsage.rst
@@ -208,6 +208,9 @@ The primary goal of experimental support is to assist in the process of ratifica
``experimental-zvbb``, ``experimental-zvbc``, ``experimental-zvkb``, ``experimental-zvkg``, ``experimental-zvkn``, ``experimental-zvknc``, ``experimental-zvkned``, ``experimental-zvkng``, ``experimental-zvknha``, ``experimental-zvknhb``, ``experimental-zvks``, ``experimental-zvksc``, ``experimental-zvksed``, ``experimental-zvksg``, ``experimental-zvksh``, ``experimental-zvkt``
LLVM implements the `1.0.0-rc2 specification <https://github.com/riscv/riscv-crypto/releases/download/v/riscv-crypto-spec-vector.pdf>`__. Note that current vector crypto extension version can be found in: <https://github.com/riscv/riscv-crypto>.
+``experimental-zimop``
+ LLVM implements the `v0.1 proposed specification <https://github.com/riscv/riscv-isa-manual/blob/main/src/zimop.adoc>`__.
+
To use an experimental extension from `clang`, you must add `-menable-experimental-extensions` to the command line, and specify the exact version of the experimental extension you are using. To use an experimental extension with LLVM's internal developer tools (e.g. `llc`, `llvm-objdump`, `llvm-mc`), you must prefix the extension name with `experimental-`. Note that you don't need to specify the version with internal tools, and shouldn't include the `experimental-` prefix with `clang`.
Vendor Extensions
diff --git a/llvm/include/llvm/IR/IntrinsicsRISCV.td b/llvm/include/llvm/IR/IntrinsicsRISCV.td
index 20c6a525a86ba7..fcb11c8c51398d 100644
--- a/llvm/include/llvm/IR/IntrinsicsRISCV.td
+++ b/llvm/include/llvm/IR/IntrinsicsRISCV.td
@@ -108,6 +108,29 @@ let TargetPrefix = "riscv" in {
def int_riscv_xperm8 : BitManipGPRGPRIntrinsics;
} // TargetPrefix = "riscv"
+//===----------------------------------------------------------------------===//
+// May-Be-Operations
+
+let TargetPrefix = "riscv" in {
+
+ class MOPGPRIntrinsics
+ : DefaultAttrsIntrinsic<[llvm_any_ty],
+ [LLVMMatchType<0>],
+ [IntrNoMem, IntrSpeculatable]>;
+ class MOPGPRGPRIntrinsics
+ : DefaultAttrsIntrinsic<[llvm_any_ty],
+ [LLVMMatchType<0>, LLVMMatchType<0>],
+ [IntrNoMem, IntrSpeculatable]>;
+
+ // Zimop
+ foreach i = 0...31 in {
+ def int_riscv_mopr#i : MOPGPRIntrinsics;
+ }
+ foreach i = 0...7 in {
+ def int_riscv_moprr#i : MOPGPRGPRIntrinsics;
+ }
+} // TargetPrefix = "riscv"
+
//===----------------------------------------------------------------------===//
// Vectors
diff --git a/llvm/lib/Support/RISCVISAInfo.cpp b/llvm/lib/Support/RISCVISAInfo.cpp
index 6322748430063c..1b303ba1e9431d 100644
--- a/llvm/lib/Support/RISCVISAInfo.cpp
+++ b/llvm/lib/Support/RISCVISAInfo.cpp
@@ -177,6 +177,8 @@ static const RISCVSupportedExtension SupportedExperimentalExtensions[] = {
{"zicfilp", RISCVExtensionVersion{0, 2}},
{"zicond", RISCVExtensionVersion{1, 0}},
+ {"zimop", RISCVExtensionVersion{0, 1}},
+
{"ztso", RISCVExtensionVersion{0, 1}},
{"zvbb", RISCVExtensionVersion{1, 0}},
diff --git a/llvm/lib/Target/RISCV/RISCVFeatures.td b/llvm/lib/Target/RISCV/RISCVFeatures.td
index 294927aecb94b8..5b642090b7b9eb 100644
--- a/llvm/lib/Target/RISCV/RISCVFeatures.td
+++ b/llvm/lib/Target/RISCV/RISCVFeatures.td
@@ -687,6 +687,11 @@ def HasStdExtZicond : Predicate<"Subtarget->hasStdExtZicond()">,
AssemblerPredicate<(all_of FeatureStdExtZicond),
"'Zicond' (Integer Conditional Operations)">;
+def FeatureStdExtZimop : SubtargetFeature<"experimental-zimop", "HasStdExtZimop", "true",
+ "'Zimop' (May-Be-Operations)">;
+def HasStdExtZimop : Predicate<"Subtarget->hasStdExtZimop()">,
+ AssemblerPredicate<(all_of FeatureStdExtZimop),
+ "'Zimop' (May-Be-Operations)">;
def FeatureStdExtSmaia
: SubtargetFeature<"smaia", "HasStdExtSmaia", "true",
"'Smaia' (Smaia encompasses all added CSRs and all "
diff --git a/llvm/lib/Target/RISCV/RISCVInstrFormats.td b/llvm/lib/Target/RISCV/RISCVInstrFormats.td
index e80ba26800a131..cb68752210d540 100644
--- a/llvm/lib/Target/RISCV/RISCVInstrFormats.td
+++ b/llvm/lib/Target/RISCV/RISCVInstrFormats.td
@@ -401,6 +401,27 @@ class RVInstIUnary<bits<12> imm12, bits<3> funct3, RISCVOpcode opcode,
let Inst{31-20} = imm12;
}
+class RVInstIMopr<bits<7> imm7, bits<5> imm5, bits<3> funct3, RISCVOpcode opcode,
+ dag outs, dag ins, string opcodestr, string argstr>
+ : RVInstIBase<funct3, opcode, outs, ins, opcodestr, argstr> {
+ let Inst{31} = imm7{6};
+ let Inst{30} = imm5{4};
+ let Inst{29-28} = imm7{5-4};
+ let Inst{27-26} = imm5{3-2};
+ let Inst{25-22} = imm7{3-0};
+ let Inst{21-20} = imm5{1-0};
+}
+
+class RVInstRMoprr<bits<4> imm4, bits<3> imm3, bits<3> funct3, RISCVOpcode opcode,
+ dag outs, dag ins, string opcodestr, string argstr>
+ : RVInstRBase<funct3, opcode, outs, ins, opcodestr, argstr> {
+ let Inst{31} = imm4{3};
+ let Inst{30} = imm3{2};
+ let Inst{29-28} = imm4{2-1};
+ let Inst{27-26} = imm3{1-0};
+ let Inst{25} = imm4{0};
+}
+
class RVInstS<bits<3> funct3, RISCVOpcode opcode, dag outs, dag ins,
string opcodestr, string argstr>
: RVInst<outs, ins, opcodestr, argstr, [], InstFormatS> {
diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfo.td b/llvm/lib/Target/RISCV/RISCVInstrInfo.td
index edc08187d8f775..bf1ed705474447 100644
--- a/llvm/lib/Target/RISCV/RISCVInstrInfo.td
+++ b/llvm/lib/Target/RISCV/RISCVInstrInfo.td
@@ -597,6 +597,16 @@ class Priv_rr<string opcodestr, bits<7> funct7>
let rd = 0;
}
+class RVMopr<bits<7> imm7, bits<5> imm5, bits<3> funct3,
+ RISCVOpcode opcode, string opcodestr>
+ : RVInstIMopr<imm7, imm5, funct3, opcode, (outs GPR:$rd), (ins GPR:$rs1),
+ opcodestr, "$rd, $rs1">;
+
+class RVMoprr<bits<4> imm4, bits<3> imm3, bits<3> funct3,
+ RISCVOpcode opcode, string opcodestr>
+ : RVInstRMoprr<imm4, imm3, funct3, opcode, (outs GPR:$rd), (ins GPR:$rs1, GPR:$rs2),
+ opcodestr, "$rd, $rs1, $rs2">;
+
//===----------------------------------------------------------------------===//
// Instructions
//===----------------------------------------------------------------------===//
@@ -786,6 +796,22 @@ def SRAW : ALUW_rr<0b0100000, 0b101, "sraw">,
} // IsSignExtendingOpW = 1
} // Predicates = [IsRV64]
+// Zimop instructions
+
+foreach i = 0...31 in {
+ let Predicates = [HasStdExtZimop] in {
+ def MOPR#i : RVMopr<0b1000111, i, 0b100, OPC_SYSTEM, "mop.r."#i>,
+ Sched<[]>;
+ } // Predicates = [HasStdExtZimop]
+}
+
+foreach i = 0...7 in {
+ let Predicates = [HasStdExtZimop] in {
+ def MOPRR#i : RVMoprr<0b1001, i, 0b100, OPC_SYSTEM, "mop.rr."#i>,
+ Sched<[]>;
+ } // Predicates = [HasStdExtZimop]
+}
+
//===----------------------------------------------------------------------===//
// Privileged instructions
//===----------------------------------------------------------------------===//
@@ -1551,6 +1577,25 @@ let Predicates = [HasStdExtC, OptForMinSize] in {
def : SelectCompressOpt<SETNE>;
}
+// Zimop instructions
+foreach i = 0...31 in {
+ defvar moprx = !cast<Instruction>("MOPR"#i);
+ defvar riscv_moprx = !cast<Intrinsic>("int_riscv_mopr"#i);
+ let Predicates = [HasStdExtZimop] in {
+ def : Pat<(XLenVT (riscv_moprx (XLenVT GPR:$rs1))),
+ (moprx GPR:$rs1)>;
+ } // Predicates = [HasStdExtZimop]
+}
+
+foreach i = 0...7 in {
+ defvar moprrx = !cast<Instruction>("MOPRR"#i);
+ defvar riscv_moprrx = !cast<Intrinsic>("int_riscv_moprr"#i);
+ let Predicates = [HasStdExtZimop] in {
+ def : Pat<(XLenVT (riscv_moprrx (XLenVT GPR:$rs1), (XLenVT GPR:$rs2))),
+ (moprrx GPR:$rs1, GPR:$rs2)>;
+ } // Predicates = [HasStdExtZimop]
+}
+
/// Branches and jumps
// Match `riscv_brcc` and lower to the appropriate RISC-V branch instruction.
diff --git a/llvm/test/CodeGen/RISCV/attributes.ll b/llvm/test/CodeGen/RISCV/attributes.ll
index 030ae06af6d282..0afe9b9f916d8c 100644
--- a/llvm/test/CodeGen/RISCV/attributes.ll
+++ b/llvm/test/CodeGen/RISCV/attributes.ll
@@ -83,6 +83,7 @@
; RUN: llc -mtriple=riscv32 -mattr=+zve32x -mattr=+experimental-zvksh %s -o - | FileCheck --check-prefix=RV32ZVKSH %s
; RUN: llc -mtriple=riscv32 -mattr=+zve32x -mattr=+experimental-zvkt %s -o - | FileCheck --check-prefix=RV32ZVKT %s
; RUN: llc -mtriple=riscv32 -mattr=+experimental-zicond %s -o - | FileCheck --check-prefix=RV32ZICOND %s
+; RUN: llc -mtriple=riscv32 -mattr=+experimental-zimop %s -o - | FileCheck --check-prefix=RV32ZIMOP %s
; RUN: llc -mtriple=riscv32 -mattr=+smaia %s -o - | FileCheck --check-prefixes=CHECK,RV32SMAIA %s
; RUN: llc -mtriple=riscv32 -mattr=+ssaia %s -o - | FileCheck --check-prefixes=CHECK,RV32SSAIA %s
; RUN: llc -mtriple=riscv32 -mattr=+experimental-zfbfmin %s -o - | FileCheck --check-prefixes=CHECK,RV32ZFBFMIN %s
@@ -173,6 +174,7 @@
; RUN: llc -mtriple=riscv64 -mattr=+zve32x -mattr=+experimental-zvksh %s -o - | FileCheck --check-prefix=RV64ZVKSH %s
; RUN: llc -mtriple=riscv64 -mattr=+zve32x -mattr=+experimental-zvkt %s -o - | FileCheck --check-prefix=RV64ZVKT %s
; RUN: llc -mtriple=riscv64 -mattr=+experimental-zicond %s -o - | FileCheck --check-prefix=RV64ZICOND %s
+; RUN: llc -mtriple=riscv64 -mattr=+experimental-zimop %s -o - | FileCheck --check-prefix=RV64ZIMOP %s
; RUN: llc -mtriple=riscv64 -mattr=+smaia %s -o - | FileCheck --check-prefixes=CHECK,RV64SMAIA %s
; RUN: llc -mtriple=riscv64 -mattr=+ssaia %s -o - | FileCheck --check-prefixes=CHECK,RV64SSAIA %s
; RUN: llc -mtriple=riscv64 -mattr=+experimental-zfbfmin %s -o - | FileCheck --check-prefixes=CHECK,RV64ZFBFMIN %s
@@ -265,6 +267,7 @@
; RV32ZVKSH: .attribute 5, "rv32i2p1_zicsr2p0_zve32x1p0_zvksh1p0_zvl32b1p0"
; RV32ZVKT: .attribute 5, "rv32i2p1_zicsr2p0_zve32x1p0_zvkt1p0_zvl32b1p0"
; RV32ZICOND: .attribute 5, "rv32i2p1_zicond1p0"
+; RV32ZIMOP: .attribute 5, "rv32i2p1_zimop0p1"
; RV32SMAIA: .attribute 5, "rv32i2p1_smaia1p0"
; RV32SSAIA: .attribute 5, "rv32i2p1_ssaia1p0"
; RV32ZFBFMIN: .attribute 5, "rv32i2p1_f2p2_zicsr2p0_zfbfmin0p8"
@@ -354,6 +357,7 @@
; RV64ZVKSH: .attribute 5, "rv64i2p1_zicsr2p0_zve32x1p0_zvksh1p0_zvl32b1p0"
; RV64ZVKT: .attribute 5, "rv64i2p1_zicsr2p0_zve32x1p0_zvkt1p0_zvl32b1p0"
; RV64ZICOND: .attribute 5, "rv64i2p1_zicond1p0"
+; RV64ZIMOP: .attribute 5, "rv64i2p1_zimop0p1"
; RV64SMAIA: .attribute 5, "rv64i2p1_smaia1p0"
; RV64SSAIA: .attribute 5, "rv64i2p1_ssaia1p0"
; RV64ZFBFMIN: .attribute 5, "rv64i2p1_f2p2_zicsr2p0_zfbfmin0p8"
diff --git a/llvm/test/MC/RISCV/rv32zimop-invalid.s b/llvm/test/MC/RISCV/rv32zimop-invalid.s
new file mode 100644
index 00000000000000..e6c3adc4cd3092
--- /dev/null
+++ b/llvm/test/MC/RISCV/rv32zimop-invalid.s
@@ -0,0 +1,6 @@
+# RUN: not llvm-mc -triple riscv32 -mattr=+experimental-zimop < %s 2>&1 | FileCheck %s
+
+# Too few operands
+mop.r.0 t0 # CHECK: :[[@LINE]]:1: error: too few operands for instruction
+# Too few operands
+mop.rr.0 t0, t1 # CHECK: :[[@LINE]]:1: error: too few operands for instruction
diff --git a/llvm/test/MC/RISCV/rvzimop-valid.s b/llvm/test/MC/RISCV/rvzimop-valid.s
new file mode 100644
index 00000000000000..1552936629902c
--- /dev/null
+++ b/llvm/test/MC/RISCV/rvzimop-valid.s
@@ -0,0 +1,26 @@
+# RUN: llvm-mc %s -triple=riscv32 -mattr=+experimental-zimop -show-encoding \
+# RUN: | FileCheck -check-prefixes=CHECK-ASM,CHECK-ASM-AND-OBJ %s
+# RUN: llvm-mc %s -triple=riscv64 -mattr=+experimental-zimop -show-encoding \
+# RUN: | FileCheck -check-prefixes=CHECK-ASM,CHECK-ASM-AND-OBJ %s
+# RUN: llvm-mc -filetype=obj -triple=riscv32 -mattr=+experimental-zimop < %s \
+# RUN: | llvm-objdump --mattr=+experimental-zimop -d -r - \
+# RUN: | FileCheck --check-prefix=CHECK-ASM-AND-OBJ %s
+# RUN: llvm-mc -filetype=obj -triple=riscv64 -mattr=+experimental-zimop < %s \
+# RUN: | llvm-objdump --mattr=+experimental-zimop -d -r - \
+# RUN: | FileCheck --check-prefix=CHECK-ASM-AND-OBJ %s
+
+# CHECK-ASM-AND-OBJ: mop.r.0 a2, a1
+# CHECK-ASM: encoding: [0x73,0xc6,0xc5,0x81]
+mop.r.0 a2, a1
+
+# CHECK-ASM-AND-OBJ: mop.r.31 a2, a1
+# CHECK-ASM: encoding: [0x73,0xc6,0xf5,0xcd]
+mop.r.31 a2, a1
+
+# CHECK-ASM-AND-OBJ: mop.rr.0 a3, a2, a1
+# CHECK-ASM: encoding: [0xf3,0x46,0xb6,0x82]
+mop.rr.0 a3, a2, a1
+
+# CHECK-ASM-AND-OBJ: mop.rr.7 a3, a2, a1
+# CHECK-ASM: encoding: [0xf3,0x46,0xb6,0xce]
+mop.rr.7 a3, a2, a1
\ No newline at end of file
diff --git a/llvm/unittests/Support/RISCVISAInfoTest.cpp b/llvm/unittests/Support/RISCVISAInfoTest.cpp
index 549964eed55518..bd41fa23387399 100644
--- a/llvm/unittests/Support/RISCVISAInfoTest.cpp
+++ b/llvm/unittests/Support/RISCVISAInfoTest.cpp
@@ -738,6 +738,7 @@ R"(All available -march extensions for RISC-V
Experimental extensions
zicfilp 0.2 This is a long dummy description
zicond 1.0
+ zimop 0.1
zacas 1.0
zfbfmin 0.8
ztso 0.1
>From 4c3a2fd97a4761910913e5cd26874d5a9f473bd9 Mon Sep 17 00:00:00 2001
From: ln8-8 <lyut.nersisyan at gmail.com>
Date: Wed, 13 Dec 2023 18:52:42 +0400
Subject: [PATCH 2/3] Removed parts that are not related to MC and did some
refactoring
---
llvm/include/llvm/IR/IntrinsicsRISCV.td | 23 -----------------------
llvm/lib/Target/RISCV/RISCVFeatures.td | 1 +
llvm/lib/Target/RISCV/RISCVInstrInfo.td | 25 ++++---------------------
3 files changed, 5 insertions(+), 44 deletions(-)
diff --git a/llvm/include/llvm/IR/IntrinsicsRISCV.td b/llvm/include/llvm/IR/IntrinsicsRISCV.td
index fcb11c8c51398d..20c6a525a86ba7 100644
--- a/llvm/include/llvm/IR/IntrinsicsRISCV.td
+++ b/llvm/include/llvm/IR/IntrinsicsRISCV.td
@@ -108,29 +108,6 @@ let TargetPrefix = "riscv" in {
def int_riscv_xperm8 : BitManipGPRGPRIntrinsics;
} // TargetPrefix = "riscv"
-//===----------------------------------------------------------------------===//
-// May-Be-Operations
-
-let TargetPrefix = "riscv" in {
-
- class MOPGPRIntrinsics
- : DefaultAttrsIntrinsic<[llvm_any_ty],
- [LLVMMatchType<0>],
- [IntrNoMem, IntrSpeculatable]>;
- class MOPGPRGPRIntrinsics
- : DefaultAttrsIntrinsic<[llvm_any_ty],
- [LLVMMatchType<0>, LLVMMatchType<0>],
- [IntrNoMem, IntrSpeculatable]>;
-
- // Zimop
- foreach i = 0...31 in {
- def int_riscv_mopr#i : MOPGPRIntrinsics;
- }
- foreach i = 0...7 in {
- def int_riscv_moprr#i : MOPGPRGPRIntrinsics;
- }
-} // TargetPrefix = "riscv"
-
//===----------------------------------------------------------------------===//
// Vectors
diff --git a/llvm/lib/Target/RISCV/RISCVFeatures.td b/llvm/lib/Target/RISCV/RISCVFeatures.td
index 5b642090b7b9eb..ae6bfedcd6a8a5 100644
--- a/llvm/lib/Target/RISCV/RISCVFeatures.td
+++ b/llvm/lib/Target/RISCV/RISCVFeatures.td
@@ -692,6 +692,7 @@ def FeatureStdExtZimop : SubtargetFeature<"experimental-zimop", "HasStdExtZimop"
def HasStdExtZimop : Predicate<"Subtarget->hasStdExtZimop()">,
AssemblerPredicate<(all_of FeatureStdExtZimop),
"'Zimop' (May-Be-Operations)">;
+
def FeatureStdExtSmaia
: SubtargetFeature<"smaia", "HasStdExtSmaia", "true",
"'Smaia' (Smaia encompasses all added CSRs and all "
diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfo.td b/llvm/lib/Target/RISCV/RISCVInstrInfo.td
index bf1ed705474447..099cc0abd14240 100644
--- a/llvm/lib/Target/RISCV/RISCVInstrInfo.td
+++ b/llvm/lib/Target/RISCV/RISCVInstrInfo.td
@@ -597,11 +597,13 @@ class Priv_rr<string opcodestr, bits<7> funct7>
let rd = 0;
}
+let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class RVMopr<bits<7> imm7, bits<5> imm5, bits<3> funct3,
RISCVOpcode opcode, string opcodestr>
: RVInstIMopr<imm7, imm5, funct3, opcode, (outs GPR:$rd), (ins GPR:$rs1),
opcodestr, "$rd, $rs1">;
+let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class RVMoprr<bits<4> imm4, bits<3> imm3, bits<3> funct3,
RISCVOpcode opcode, string opcodestr>
: RVInstRMoprr<imm4, imm3, funct3, opcode, (outs GPR:$rd), (ins GPR:$rs1, GPR:$rs2),
@@ -801,14 +803,14 @@ def SRAW : ALUW_rr<0b0100000, 0b101, "sraw">,
foreach i = 0...31 in {
let Predicates = [HasStdExtZimop] in {
def MOPR#i : RVMopr<0b1000111, i, 0b100, OPC_SYSTEM, "mop.r."#i>,
- Sched<[]>;
+ Sched<[]>;
} // Predicates = [HasStdExtZimop]
}
foreach i = 0...7 in {
let Predicates = [HasStdExtZimop] in {
def MOPRR#i : RVMoprr<0b1001, i, 0b100, OPC_SYSTEM, "mop.rr."#i>,
- Sched<[]>;
+ Sched<[]>;
} // Predicates = [HasStdExtZimop]
}
@@ -1577,25 +1579,6 @@ let Predicates = [HasStdExtC, OptForMinSize] in {
def : SelectCompressOpt<SETNE>;
}
-// Zimop instructions
-foreach i = 0...31 in {
- defvar moprx = !cast<Instruction>("MOPR"#i);
- defvar riscv_moprx = !cast<Intrinsic>("int_riscv_mopr"#i);
- let Predicates = [HasStdExtZimop] in {
- def : Pat<(XLenVT (riscv_moprx (XLenVT GPR:$rs1))),
- (moprx GPR:$rs1)>;
- } // Predicates = [HasStdExtZimop]
-}
-
-foreach i = 0...7 in {
- defvar moprrx = !cast<Instruction>("MOPRR"#i);
- defvar riscv_moprrx = !cast<Intrinsic>("int_riscv_moprr"#i);
- let Predicates = [HasStdExtZimop] in {
- def : Pat<(XLenVT (riscv_moprrx (XLenVT GPR:$rs1), (XLenVT GPR:$rs2))),
- (moprrx GPR:$rs1, GPR:$rs2)>;
- } // Predicates = [HasStdExtZimop]
-}
-
/// Branches and jumps
// Match `riscv_brcc` and lower to the appropriate RISC-V branch instruction.
>From 9710bbcf74f118324394345d34334c3c6f9712c3 Mon Sep 17 00:00:00 2001
From: ln8-8 <lyut.nersisyan at gmail.com>
Date: Wed, 13 Dec 2023 19:03:39 +0400
Subject: [PATCH 3/3] Added test to check support of the Zimop extension
---
clang/test/Preprocessor/riscv-target-features.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/clang/test/Preprocessor/riscv-target-features.c b/clang/test/Preprocessor/riscv-target-features.c
index 35208b2eae8fbd..2111b3f1c5832b 100644
--- a/clang/test/Preprocessor/riscv-target-features.c
+++ b/clang/test/Preprocessor/riscv-target-features.c
@@ -120,6 +120,7 @@
// CHECK-NOT: __riscv_zfbfmin {{.*$}}
// CHECK-NOT: __riscv_zicfilp {{.*$}}
// CHECK-NOT: __riscv_zicond {{.*$}}
+// CHECK-NOT: __riscv_zimop {{.*$}}
// CHECK-NOT: __riscv_ztso {{.*$}}
// CHECK-NOT: __riscv_zvbb {{.*$}}
// CHECK-NOT: __riscv_zvbc {{.*$}}
@@ -1071,6 +1072,14 @@
// RUN: -o - | FileCheck --check-prefix=CHECK-ZICOND-EXT %s
// CHECK-ZICOND-EXT: __riscv_zicond 1000000{{$}}
+// RUN: %clang --target=riscv32 -menable-experimental-extensions \
+// RUN: -march=rv32i_zimop0p1 -x c -E -dM %s \
+// RUN: -o - | FileCheck --check-prefix=CHECK-ZIMOP-EXT %s
+// RUN: %clang --target=riscv64 -menable-experimental-extensions \
+// RUN: -march=rv64i_zimop0p1 -x c -E -dM %s \
+// RUN: -o - | FileCheck --check-prefix=CHECK-ZIMOP-EXT %s
+// CHECK-ZIMOP-EXT: __riscv_zimop 1000{{$}}
+
// RUN: %clang --target=riscv32-unknown-linux-gnu -menable-experimental-extensions \
// RUN: -march=rv32iztso0p1 -x c -E -dM %s \
// RUN: -o - | FileCheck --check-prefix=CHECK-ZTSO-EXT %s
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