[clang] [llvm] Add Smrnmi extension (PR #111668)
via cfe-commits
cfe-commits at lists.llvm.org
Wed Oct 9 05:19:53 PDT 2024
https://github.com/dong-miao created https://github.com/llvm/llvm-project/pull/111668
This commit has completed the Extension for Resumable Non Maskable Interrupts, adding four CRSs and one Trap-Return instruction.
Specification link:["Smrnmi" Extension](https://github.com/riscv/riscv-isa-manual/blob/main/src/rnmi.adoc)
>From c7a9b55023bc1910e1d2e0383dfab0314f525213 Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 18:49:38 +0800
Subject: [PATCH 01/14] Update RISCVSystemOperands.td
---
llvm/lib/Target/RISCV/RISCVSystemOperands.td | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/llvm/lib/Target/RISCV/RISCVSystemOperands.td b/llvm/lib/Target/RISCV/RISCVSystemOperands.td
index d85b4a9cf77b33..faec8d0b5bc003 100644
--- a/llvm/lib/Target/RISCV/RISCVSystemOperands.td
+++ b/llvm/lib/Target/RISCV/RISCVSystemOperands.td
@@ -276,6 +276,14 @@ foreach i = 0...15 in {
foreach i = 0...63 in
def : SysReg<"pmpaddr"#i, !add(0x3B0, i)>;
+//===----------------------------------------------------------------------===//
+// Machine Non-Maskable Interrupt Handling
+//===----------------------------------------------------------------------===//
+def:SysReg<"mnscratch",0x740>;
+def:SysReg<"mnepc",0x741>;
+def:SysReg<"mncause",0x742>;
+def:SysReg<"mnstatus",0x744>;
+
//===----------------------------------------------------------------------===//
// Machine Counter and Timers
//===----------------------------------------------------------------------===//
>From 91125a155eed67cbe4546fb22084d83fdab61a8e Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 18:52:00 +0800
Subject: [PATCH 02/14] Update machine-csr-names.s
---
llvm/test/MC/RISCV/machine-csr-names.s | 60 ++++++++++++++++++++++++++
1 file changed, 60 insertions(+)
diff --git a/llvm/test/MC/RISCV/machine-csr-names.s b/llvm/test/MC/RISCV/machine-csr-names.s
index ae1af1fc8abc35..1e13d5c60b8a48 100644
--- a/llvm/test/MC/RISCV/machine-csr-names.s
+++ b/llvm/test/MC/RISCV/machine-csr-names.s
@@ -1913,6 +1913,66 @@ csrrs t1, mhpmcounter31, zero
csrrs t2, 0xB1F, zero
+######################################
+# Machine Counter Setup
+######################################
+# mnscratch
+# name
+# CHECK-INST: csrrs t1, mnscratch, zero
+# CHECK-ENC: encoding: [0x73,0x23,0x00,0x74]
+# CHECK-INST-ALIAS: csrr t1, mnscratch
+# uimm12
+# CHECK-INST: csrrs t2, mnscratch, zero
+# CHECK-ENC: encoding: [0xf3,0x23,0x00,0x74]
+# CHECK-INST-ALIAS: csrr t2, mnscratch
+# name
+csrrs t1, mnscratch, zero
+# uimm12
+csrrs t2, 0x740, zero
+
+# mnepc
+# name
+# CHECK-INST: csrrs t1, mnepc, zero
+# CHECK-ENC: encoding: [0x73,0x23,0x10,0x74]
+# CHECK-INST-ALIAS: csrr t1, mnepc
+# uimm12
+# CHECK-INST: csrrs t2, mnepc, zero
+# CHECK-ENC: encoding: [0xf3,0x23,0x10,0x74]
+# CHECK-INST-ALIAS: csrr t2, mnepc
+# name
+csrrs t1, mnepc, zero
+# uimm12
+csrrs t2, 0x741, zero
+
+# mncause
+# name
+# CHECK-INST: csrrs t1, mncause, zero
+# CHECK-ENC: encoding: [0x73,0x23,0x20,0x74]
+# CHECK-INST-ALIAS: csrr t1, mncause
+# uimm12
+# CHECK-INST: csrrs t2, mncause, zero
+# CHECK-ENC: encoding: [0xf3,0x23,0x20,0x74]
+# CHECK-INST-ALIAS: csrr t2, mncause
+# name
+csrrs t1, mncause, zero
+# uimm12
+csrrs t2, 0x742, zero
+
+# mnstatus
+# name
+# CHECK-INST: csrrs t1, mnstatus, zero
+# CHECK-ENC: encoding: [0x73,0x23,0x40,0x74]
+# CHECK-INST-ALIAS: csrr t1, mnstatus
+# uimm12
+# CHECK-INST: csrrs t2, mnstatus, zero
+# CHECK-ENC: encoding: [0xf3,0x23,0x40,0x74]
+# CHECK-INST-ALIAS: csrr t2, mnstatus
+# name
+csrrs t1, mnstatus, zero
+# uimm12
+csrrs t2, 0x744, zero
+
+
######################################
# Machine Counter Setup
######################################
>From 6014139b67ae601ae33aa13919a4dd29b2e18313 Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 18:53:54 +0800
Subject: [PATCH 03/14] Update riscv-target-features.c
---
clang/test/Preprocessor/riscv-target-features.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/clang/test/Preprocessor/riscv-target-features.c b/clang/test/Preprocessor/riscv-target-features.c
index 05a8534ba13da1..5a595742939fff 100644
--- a/clang/test/Preprocessor/riscv-target-features.c
+++ b/clang/test/Preprocessor/riscv-target-features.c
@@ -30,6 +30,7 @@
// CHECK-NOT: __riscv_smcdeleg {{.*$}}
// CHECK-NOT: __riscv_smcsrind {{.*$}}
// CHECK-NOT: __riscv_smepmp {{.*$}}
+// CHECK-NOT: __riscv_smrnmi {{.*$}}
// CHECK-NOT: __riscv_smstateen {{.*$}}
// CHECK-NOT: __riscv_ssaia {{.*$}}
// CHECK-NOT: __riscv_ssccfg {{.*$}}
>From 8706286d0d39eb72687b45a35dfd0a064edd1484 Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 18:55:07 +0800
Subject: [PATCH 04/14] Update RISCVUsage.rst
---
llvm/docs/RISCVUsage.rst | 1 +
1 file changed, 1 insertion(+)
diff --git a/llvm/docs/RISCVUsage.rst b/llvm/docs/RISCVUsage.rst
index 5736f3807f131b..a7ea36191283a3 100644
--- a/llvm/docs/RISCVUsage.rst
+++ b/llvm/docs/RISCVUsage.rst
@@ -129,6 +129,7 @@ on support follow.
``Smcdeleg`` Supported
``Smcsrind`` Supported
``Smepmp`` Supported
+ ``Smrnmi`` Supported
``Smstateen`` Assembly Support
``Ssaia`` Supported
``Ssccfg`` Supported
>From 68447548c1c4988e4d4cc134e716e769ec26a770 Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 18:58:29 +0800
Subject: [PATCH 05/14] Update RISCVFeatures.td
---
llvm/lib/Target/RISCV/RISCVFeatures.td | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/llvm/lib/Target/RISCV/RISCVFeatures.td b/llvm/lib/Target/RISCV/RISCVFeatures.td
index 3d0e1dae801d39..10b18e33f2abb2 100644
--- a/llvm/lib/Target/RISCV/RISCVFeatures.td
+++ b/llvm/lib/Target/RISCV/RISCVFeatures.td
@@ -931,6 +931,10 @@ def FeatureStdExtSmepmp
: RISCVExtension<"smepmp", 1, 0,
"'Smepmp' (Enhanced Physical Memory Protection)">;
+def FeatureStdExtSmrnmi
+ : RISCVExtension<"smrnmi", 1, 0,
+ "'Smrnmi' (Extension for Resumable Non-Maskable Interrupts)">;
+
def FeatureStdExtSmcdeleg
: RISCVExtension<"smcdeleg", 1, 0,
"'Smcdeleg' (Counter Delegation Machine Level)">;
>From 7922fbb048021ca4cc6dea5dfe9c1f184dc951a9 Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 18:59:50 +0800
Subject: [PATCH 06/14] Update attributes.ll
---
llvm/test/CodeGen/RISCV/attributes.ll | 1 +
1 file changed, 1 insertion(+)
diff --git a/llvm/test/CodeGen/RISCV/attributes.ll b/llvm/test/CodeGen/RISCV/attributes.ll
index 86ce368bc1db66..ca213f3733978c 100644
--- a/llvm/test/CodeGen/RISCV/attributes.ll
+++ b/llvm/test/CodeGen/RISCV/attributes.ll
@@ -118,6 +118,7 @@
; RUN: llc -mtriple=riscv32 -mattr=+ssqosid %s -o - | FileCheck --check-prefix=RV32SSQOSID %s
; RUN: llc -mtriple=riscv32 -mattr=+smcdeleg %s -o - | FileCheck --check-prefixes=CHECK,RV32SMCDELEG %s
; RUN: llc -mtriple=riscv32 -mattr=+smepmp %s -o - | FileCheck --check-prefixes=CHECK,RV32SMEPMP %s
+; RUN: llc -mtriple=riscv32 -mattr=+smrnmi %s -o - | FileCheck --check-prefixes=CHECK,RV32SMRNMI %s
; RUN: llc -mtriple=riscv32 -mattr=+zfbfmin %s -o - | FileCheck --check-prefixes=CHECK,RV32ZFBFMIN %s
; RUN: llc -mtriple=riscv32 -mattr=+zvfbfmin %s -o - | FileCheck --check-prefixes=CHECK,RV32ZVFBFMIN %s
; RUN: llc -mtriple=riscv32 -mattr=+zvfbfwma %s -o - | FileCheck --check-prefixes=CHECK,RV32ZVFBFWMA %s
>From c8fccb5a116b7a510266daf1f2020ae8b658448a Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 19:05:08 +0800
Subject: [PATCH 07/14] Update attributes.ll
---
llvm/test/CodeGen/RISCV/attributes.ll | 3 +++
1 file changed, 3 insertions(+)
diff --git a/llvm/test/CodeGen/RISCV/attributes.ll b/llvm/test/CodeGen/RISCV/attributes.ll
index ca213f3733978c..aa27d63bfa6262 100644
--- a/llvm/test/CodeGen/RISCV/attributes.ll
+++ b/llvm/test/CodeGen/RISCV/attributes.ll
@@ -262,6 +262,7 @@
; RUN: llc -mtriple=riscv64 -mattr=+ssqosid %s -o - | FileCheck --check-prefix=RV64SSQOSID %s
; RUN: llc -mtriple=riscv64 -mattr=+smcdeleg %s -o - | FileCheck --check-prefixes=CHECK,RV64SMCDELEG %s
; RUN: llc -mtriple=riscv64 -mattr=+smepmp %s -o - | FileCheck --check-prefixes=CHECK,RV64SMEPMP %s
+; RUN: llc -mtriple=riscv64 -mattr=+smrnmi %s -o - | FileCheck --check-prefixes=CHECK,RV64SMRNMI %s
; RUN: llc -mtriple=riscv64 -mattr=+zfbfmin %s -o - | FileCheck --check-prefixes=CHECK,RV64ZFBFMIN %s
; RUN: llc -mtriple=riscv64 -mattr=+zvfbfmin %s -o - | FileCheck --check-prefixes=CHECK,RV64ZVFBFMIN %s
; RUN: llc -mtriple=riscv64 -mattr=+zvfbfwma %s -o - | FileCheck --check-prefixes=CHECK,RV64ZVFBFWMA %s
@@ -411,6 +412,7 @@
; RV32SSQOSID: .attribute 5, "rv32i2p1_ssqosid1p0"
; RV32SMCDELEG: .attribute 5, "rv32i2p1_smcdeleg1p0"
; RV32SMEPMP: .attribute 5, "rv32i2p1_smepmp1p0"
+; RV32SMRNMI: .attribute 5, "rv32i2p1_smrnmi1p0"
; RV32ZFBFMIN: .attribute 5, "rv32i2p1_f2p2_zicsr2p0_zfbfmin1p0"
; RV32ZVFBFMIN: .attribute 5, "rv32i2p1_f2p2_zicsr2p0_zve32f1p0_zve32x1p0_zvfbfmin1p0_zvl32b1p0"
; RV32ZVFBFWMA: .attribute 5, "rv32i2p1_f2p2_zicsr2p0_zfbfmin1p0_zve32f1p0_zve32x1p0_zvfbfmin1p0_zvfbfwma1p0_zvl32b1p0"
@@ -552,6 +554,7 @@
; RV64SSQOSID: .attribute 5, "rv64i2p1_ssqosid1p0"
; RV64SMCDELEG: .attribute 5, "rv64i2p1_smcdeleg1p0"
; RV64SMEPMP: .attribute 5, "rv64i2p1_smepmp1p0"
+; RV64SMRNMI: .attribute 5, "rv64i2p1_smrnmi1p0"
; RV64ZFBFMIN: .attribute 5, "rv64i2p1_f2p2_zicsr2p0_zfbfmin1p0"
; RV64ZVFBFMIN: .attribute 5, "rv64i2p1_f2p2_zicsr2p0_zve32f1p0_zve32x1p0_zvfbfmin1p0_zvl32b1p0"
; RV64ZVFBFWMA: .attribute 5, "rv64i2p1_f2p2_zicsr2p0_zfbfmin1p0_zve32f1p0_zve32x1p0_zvfbfmin1p0_zvfbfwma1p0_zvl32b1p0"
>From 3d6f0fe593a22fdb565af3849e18795ec06ce062 Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 19:06:24 +0800
Subject: [PATCH 08/14] Update attribute-arch.s
---
llvm/test/MC/RISCV/attribute-arch.s | 3 +++
1 file changed, 3 insertions(+)
diff --git a/llvm/test/MC/RISCV/attribute-arch.s b/llvm/test/MC/RISCV/attribute-arch.s
index 1c0b2a59d0693f..078a58f0139075 100644
--- a/llvm/test/MC/RISCV/attribute-arch.s
+++ b/llvm/test/MC/RISCV/attribute-arch.s
@@ -327,6 +327,9 @@
.attribute arch, "rv32i_smepmp1p0"
# CHECK: attribute 5, "rv32i2p1_smepmp1p0"
+.attribute arch, "rv32i_smrnmi1p0"
+# CHECK: attribute 5, "rv32i2p1_smrnmid1p0"
+
.attribute arch, "rv32i_ssccfg1p0"
# CHECK: attribute 5, "rv32i2p1_ssccfg1p0"
>From 805fd8aa16dbc8b3e7839d00f63121c44f269595 Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 19:07:18 +0800
Subject: [PATCH 09/14] Update RISCVISAInfoTest.cpp
---
llvm/unittests/TargetParser/RISCVISAInfoTest.cpp | 1 +
1 file changed, 1 insertion(+)
diff --git a/llvm/unittests/TargetParser/RISCVISAInfoTest.cpp b/llvm/unittests/TargetParser/RISCVISAInfoTest.cpp
index 33944b64dc1577..ded43a4ff7875a 100644
--- a/llvm/unittests/TargetParser/RISCVISAInfoTest.cpp
+++ b/llvm/unittests/TargetParser/RISCVISAInfoTest.cpp
@@ -1065,6 +1065,7 @@ R"(All available -march extensions for RISC-V
smcdeleg 1.0
smcsrind 1.0
smepmp 1.0
+ smrnmi 1.0
smstateen 1.0
ssaia 1.0
ssccfg 1.0
>From 35588a36e35e6d71b37b5db063ca2798faef7b71 Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 19:12:20 +0800
Subject: [PATCH 10/14] Update riscv-target-features.c
---
clang/test/Preprocessor/riscv-target-features.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/clang/test/Preprocessor/riscv-target-features.c b/clang/test/Preprocessor/riscv-target-features.c
index 5a595742939fff..6cd011533362f5 100644
--- a/clang/test/Preprocessor/riscv-target-features.c
+++ b/clang/test/Preprocessor/riscv-target-features.c
@@ -1450,6 +1450,14 @@
// RUN: -o - | FileCheck --check-prefix=CHECK-SMEPMP-EXT %s
// CHECK-SMEPMP-EXT: __riscv_smepmp 1000000{{$}}
+// RUN: %clang --target=riscv32-unknown-linux-gnu \
+// RUN: -march=rv32ismrnmi1p0 -E -dM %s \
+// RUN: -o - | FileCheck --check-prefix=CHECK-SMRNMI-EXT %s
+// RUN: %clang --target=riscv64-unknown-linux-gnu \
+// RUN: -march=rv64ismrnmi1p0 -E -dM %s \
+// RUN: -o - | FileCheck --check-prefix=CHECK-SMRNMI-EXT %s
+// CHECK-SMRNMI-EXT: __riscv_smrnmi 1000000{{$}}
+
// RUN: %clang --target=riscv32-unknown-linux-gnu \
// RUN: -march=rv32izfa -E -dM %s \
// RUN: -o - | FileCheck --check-prefix=CHECK-ZFA-EXT %s
>From f49795058fb4d430df87f5effe15ca117db27bdc Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 19:15:36 +0800
Subject: [PATCH 11/14] Update riscv-target-features.c
---
clang/test/Preprocessor/riscv-target-features.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/clang/test/Preprocessor/riscv-target-features.c b/clang/test/Preprocessor/riscv-target-features.c
index 6cd011533362f5..9e986f0143aefa 100644
--- a/clang/test/Preprocessor/riscv-target-features.c
+++ b/clang/test/Preprocessor/riscv-target-features.c
@@ -1450,13 +1450,13 @@
// RUN: -o - | FileCheck --check-prefix=CHECK-SMEPMP-EXT %s
// CHECK-SMEPMP-EXT: __riscv_smepmp 1000000{{$}}
-// RUN: %clang --target=riscv32-unknown-linux-gnu \
+// RUN: %clang --target=riscv32 \
// RUN: -march=rv32ismrnmi1p0 -E -dM %s \
// RUN: -o - | FileCheck --check-prefix=CHECK-SMRNMI-EXT %s
-// RUN: %clang --target=riscv64-unknown-linux-gnu \
+// RUN: %clang --target=riscv64 \
// RUN: -march=rv64ismrnmi1p0 -E -dM %s \
// RUN: -o - | FileCheck --check-prefix=CHECK-SMRNMI-EXT %s
-// CHECK-SMRNMI-EXT: __riscv_smrnmi 1000000{{$}}
+// CHECK-SMRNMI-EXT: __riscv_smrnmi 1000000{{$}}
// RUN: %clang --target=riscv32-unknown-linux-gnu \
// RUN: -march=rv32izfa -E -dM %s \
>From 7db01e77a65c6f86d37cd08ee7d38cfb61ceb521 Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 19:18:46 +0800
Subject: [PATCH 12/14] Update RISCVInstrInfo.td
---
llvm/lib/Target/RISCV/RISCVInstrInfo.td | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfo.td b/llvm/lib/Target/RISCV/RISCVInstrInfo.td
index 5d329dceac6519..485fe386187c53 100644
--- a/llvm/lib/Target/RISCV/RISCVInstrInfo.td
+++ b/llvm/lib/Target/RISCV/RISCVInstrInfo.td
@@ -66,6 +66,8 @@ def riscv_sret_glue : SDNode<"RISCVISD::SRET_GLUE", SDTNone,
[SDNPHasChain, SDNPOptInGlue]>;
def riscv_mret_glue : SDNode<"RISCVISD::MRET_GLUE", SDTNone,
[SDNPHasChain, SDNPOptInGlue]>;
+def riscv_mnret_glue : SDNode<"RISCVISD::MNRET_GLUE", SDTNone,
+ [SDNPHasChain, SDNPOptInGlue]>;
def riscv_selectcc : SDNode<"RISCVISD::SELECT_CC", SDT_RISCVSelectCC>;
def riscv_brcc : SDNode<"RISCVISD::BR_CC", SDT_RISCVBrCC,
[SDNPHasChain]>;
@@ -813,6 +815,12 @@ def MRET : Priv<"mret", 0b0011000>, Sched<[]> {
let rs1 = 0;
let rs2 = 0b00010;
}
+
+def MNRET : Priv<"mnret", 0b0111000>, Sched<[]> {
+ let rd = 0;
+ let rs1 = 0;
+ let rs2 = 0b00010;
+}
} // isBarrier = 1, isReturn = 1, isTerminator = 1
def WFI : Priv<"wfi", 0b0001000>, Sched<[]> {
@@ -1581,6 +1589,7 @@ def : Pat<(riscv_call texternalsym:$func), (PseudoCALL texternalsym:$func)>;
def : Pat<(riscv_sret_glue), (SRET)>;
def : Pat<(riscv_mret_glue), (MRET)>;
+def : Pat<(riscv_mnret_glue), (MNRET)>;
let isCall = 1, Defs = [X1] in {
let Predicates = [NoStdExtZicfilp] in
>From 29eaa52c269f0bd5fe834a8195da85091998d4ae Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 19:19:32 +0800
Subject: [PATCH 13/14] Update priv-valid.s
---
llvm/test/MC/RISCV/priv-valid.s | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/llvm/test/MC/RISCV/priv-valid.s b/llvm/test/MC/RISCV/priv-valid.s
index 561c76bf4fa295..75dc8c6b98cc52 100644
--- a/llvm/test/MC/RISCV/priv-valid.s
+++ b/llvm/test/MC/RISCV/priv-valid.s
@@ -17,6 +17,10 @@ sret
# CHECK: encoding: [0x73,0x00,0x20,0x30]
mret
+# CHECK-INST: mnret
+# CHECK: encoding: [0x73,0x00,0x20,0x70]
+mnret
+
# CHECK-INST: wfi
# CHECK: encoding: [0x73,0x00,0x50,0x10]
wfi
>From 3c5f6d1b37c64f56f93d6bc88ba17703020231cc Mon Sep 17 00:00:00 2001
From: dong-miao <65881865+dong-miao at users.noreply.github.com>
Date: Wed, 9 Oct 2024 19:20:05 +0800
Subject: [PATCH 14/14] Update priv-invalid.s
---
llvm/test/MC/RISCV/priv-invalid.s | 2 ++
1 file changed, 2 insertions(+)
diff --git a/llvm/test/MC/RISCV/priv-invalid.s b/llvm/test/MC/RISCV/priv-invalid.s
index d0446dbd1f8656..e9ed3c3d0d0ab7 100644
--- a/llvm/test/MC/RISCV/priv-invalid.s
+++ b/llvm/test/MC/RISCV/priv-invalid.s
@@ -2,6 +2,8 @@
mret 0x10 # CHECK: :[[@LINE]]:6: error: invalid operand for instruction
+mnret 0x10 # CHECK: :[[@LINE]]:6: error: invalid operand for instruction
+
sfence.vma zero, a1, a2 # CHECK: :[[@LINE]]:22: error: invalid operand for instruction
sfence.vma a0, 0x10 # CHECK: :[[@LINE]]:16: error: invalid operand for instruction
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