https://github.com/wangpc-pp updated https://github.com/llvm/llvm-project/pull/76893
>From a780efe3e297fe59c5521ea5387dda12905a4423 Mon Sep 17 00:00:00 2001 From: wangpc <wangpengcheng...@bytedance.com> Date: Thu, 4 Jan 2024 13:05:53 +0800 Subject: [PATCH] [RISCV] Add B extension It seems that we have `B` extension again: https://github.com/riscv/riscv-b According to the spec, `B` extension represents the collection of the `Zba`, `Zbb`, `Zbs` extensions. --- clang/test/Driver/riscv-arch.c | 5 ----- .../test/Preprocessor/riscv-target-features.c | 20 +++++++++++++++++++ llvm/docs/RISCVUsage.rst | 1 + llvm/docs/ReleaseNotes.rst | 1 + llvm/lib/Target/RISCV/RISCVFeatures.td | 8 ++++++++ llvm/lib/TargetParser/RISCVISAInfo.cpp | 4 ++-- llvm/test/CodeGen/RISCV/attributes.ll | 18 ++++++++++------- .../TargetParser/RISCVISAInfoTest.cpp | 9 ++------- 8 files changed, 45 insertions(+), 21 deletions(-) diff --git a/clang/test/Driver/riscv-arch.c b/clang/test/Driver/riscv-arch.c index ddf617bbb6237..ffd92e1f398c4 100644 --- a/clang/test/Driver/riscv-arch.c +++ b/clang/test/Driver/riscv-arch.c @@ -231,11 +231,6 @@ // RV32-STD: error: invalid arch name 'rv32imqc', // RV32-STD: unsupported standard user-level extension 'q' -// RUN: not %clang --target=riscv32-unknown-elf -march=rv32ib -### %s \ -// RUN: -fsyntax-only 2>&1 | FileCheck -check-prefix=RV32-B %s -// RV32-B: error: invalid arch name 'rv32ib', -// RV32-B: unsupported standard user-level extension 'b' - // RUN: not %clang --target=riscv32-unknown-elf -march=rv32xabc -### %s \ // RUN: -fsyntax-only 2>&1 | FileCheck -check-prefix=RV32X %s // RV32X: error: invalid arch name 'rv32xabc', diff --git a/clang/test/Preprocessor/riscv-target-features.c b/clang/test/Preprocessor/riscv-target-features.c index 0865add7e8fb8..ff3f31ec67c1c 100644 --- a/clang/test/Preprocessor/riscv-target-features.c +++ b/clang/test/Preprocessor/riscv-target-features.c @@ -7,6 +7,7 @@ // CHECK-NOT: __riscv_64e {{.*$}} // CHECK-NOT: __riscv_a {{.*$}} // CHECK-NOT: __riscv_atomic +// CHECK-NOT: __riscv_b {{.*$}} // CHECK-NOT: __riscv_c {{.*$}} // CHECK-NOT: __riscv_compressed {{.*$}} // CHECK-NOT: __riscv_d {{.*$}} @@ -194,6 +195,25 @@ // CHECK-A-EXT: __riscv_a 2001000{{$}} // CHECK-A-EXT: __riscv_atomic 1 +// RUN: %clang --target=riscv32-unknown-linux-gnu \ +// RUN: -march=rv32ib -x c -E -dM %s \ +// RUN: -o - | FileCheck --check-prefix=CHECK-B-EXT %s +// RUN: %clang --target=riscv64-unknown-linux-gnu \ +// RUN: -march=rv64ib -x c -E -dM %s \ +// RUN: -o - | FileCheck --check-prefix=CHECK-B-EXT %s +// CHECK-B-EXT: __riscv_b 1000000{{$}} +// CHECK-B-EXT: __riscv_zba 1000000{{$}} +// CHECK-B-EXT: __riscv_zbb 1000000{{$}} +// CHECK-B-EXT: __riscv_zbs 1000000{{$}} + +// RUN: %clang --target=riscv32-unknown-linux-gnu \ +// RUN: -march=rv32i_zba_zbb_zbs -E -dM %s \ +// RUN: -o - | FileCheck --check-prefix=CHECK-COMBINE-INTO-B %s +// RUN: %clang --target=riscv64-unknown-linux-gnu \ +// RUN: -march=rv64i_zba_zbb_zbs -E -dM %s \ +// RUN: -o - | FileCheck --check-prefix=CHECK-COMBINE-INTO-B %s +// CHECK-COMBINE-INTO-B: __riscv_b 1000000{{$}} + // RUN: %clang --target=riscv32-unknown-linux-gnu \ // RUN: -march=rv32ic -E -dM %s \ // RUN: -o - | FileCheck --check-prefix=CHECK-C-EXT %s diff --git a/llvm/docs/RISCVUsage.rst b/llvm/docs/RISCVUsage.rst index 5ecee2a480f7d..34c2b967a4111 100644 --- a/llvm/docs/RISCVUsage.rst +++ b/llvm/docs/RISCVUsage.rst @@ -85,6 +85,7 @@ on support follow. Extension Status ================ ================================================================= ``A`` Supported + ``B`` Supported ``C`` Supported ``D`` Supported ``F`` Supported diff --git a/llvm/docs/ReleaseNotes.rst b/llvm/docs/ReleaseNotes.rst index 1e1ccb495c366..6e96545c739e3 100644 --- a/llvm/docs/ReleaseNotes.rst +++ b/llvm/docs/ReleaseNotes.rst @@ -132,6 +132,7 @@ Changes to the RISC-V Backend * Added smstateen extension to -march. CSR names for smstateen were already supported. * Zaamo and Zalrsc are no longer experimental. * Processors that enable post reg-alloc scheduling (PostMachineScheduler) by default should use the `UsePostRAScheduler` subtarget feature. Setting `PostRAScheduler = 1` in the scheduler model will have no effect on the enabling of the PostMachineScheduler. +* B (the collection of the Zba, Zbb, Zbs extensions) is supported. Changes to the WebAssembly Backend ---------------------------------- diff --git a/llvm/lib/Target/RISCV/RISCVFeatures.td b/llvm/lib/Target/RISCV/RISCVFeatures.td index a78d78946be31..6acb147330d62 100644 --- a/llvm/lib/Target/RISCV/RISCVFeatures.td +++ b/llvm/lib/Target/RISCV/RISCVFeatures.td @@ -477,6 +477,14 @@ def HasStdExtZbs : Predicate<"Subtarget->hasStdExtZbs()">, // Bitmanip Extensions for Cryptography Extensions +def FeatureStdExtB + : RISCVExtension<"b", 1, 0, + "'B' (the collection of the Zba, Zbb, Zbs extensions)", + [FeatureStdExtZba, FeatureStdExtZbb, FeatureStdExtZbs]>; +def HasStdExtB : Predicate<"Subtarget->hasStdExtB()">, + AssemblerPredicate<(all_of FeatureStdExtB), + "'B' (the collection of the Zba, Zbb, Zbs extensions)">; + def FeatureStdExtZbkb : RISCVExtension<"zbkb", 1, 0, "'Zbkb' (Bitmanip instructions for Cryptography)">; diff --git a/llvm/lib/TargetParser/RISCVISAInfo.cpp b/llvm/lib/TargetParser/RISCVISAInfo.cpp index 01d0c71c25a92..5b1b08f04ee73 100644 --- a/llvm/lib/TargetParser/RISCVISAInfo.cpp +++ b/llvm/lib/TargetParser/RISCVISAInfo.cpp @@ -920,8 +920,8 @@ void RISCVISAInfo::updateImplication() { } static constexpr StringLiteral CombineIntoExts[] = { - {"zk"}, {"zkn"}, {"zks"}, {"zvkn"}, {"zvknc"}, - {"zvkng"}, {"zvks"}, {"zvksc"}, {"zvksg"}, + {"b"}, {"zk"}, {"zkn"}, {"zks"}, {"zvkn"}, + {"zvknc"}, {"zvkng"}, {"zvks"}, {"zvksc"}, {"zvksg"}, }; void RISCVISAInfo::updateCombination() { diff --git a/llvm/test/CodeGen/RISCV/attributes.ll b/llvm/test/CodeGen/RISCV/attributes.ll index c90bb031e082f..f67b264844186 100644 --- a/llvm/test/CodeGen/RISCV/attributes.ll +++ b/llvm/test/CodeGen/RISCV/attributes.ll @@ -5,6 +5,7 @@ ; RUN: llc -mtriple=riscv32 -mattr=+zmmul %s -o - | FileCheck --check-prefixes=CHECK,RV32ZMMUL %s ; RUN: llc -mtriple=riscv32 -mattr=+m,+zmmul %s -o - | FileCheck --check-prefixes=CHECK,RV32MZMMUL %s ; RUN: llc -mtriple=riscv32 -mattr=+a %s -o - | FileCheck --check-prefixes=CHECK,RV32A %s +; RUN: llc -mtriple=riscv32 -mattr=+b %s -o - | FileCheck --check-prefixes=CHECK,RV32B %s ; RUN: llc -mtriple=riscv32 -mattr=+f %s -o - | FileCheck --check-prefixes=CHECK,RV32F %s ; RUN: llc -mtriple=riscv32 -mattr=+d %s -o - | FileCheck --check-prefixes=CHECK,RV32D %s ; RUN: llc -mtriple=riscv32 -mattr=+c %s -o - | FileCheck --check-prefixes=CHECK,RV32C %s @@ -131,6 +132,7 @@ ; RUN: llc -mtriple=riscv64 -mattr=+zmmul %s -o - | FileCheck --check-prefixes=CHECK,RV64ZMMUL %s ; RUN: llc -mtriple=riscv64 -mattr=+m,+zmmul %s -o - | FileCheck --check-prefixes=CHECK,RV64MZMMUL %s ; RUN: llc -mtriple=riscv64 -mattr=+a %s -o - | FileCheck --check-prefixes=CHECK,RV64A %s +; RUN: llc -mtriple=riscv64 -mattr=+b %s -o - | FileCheck --check-prefixes=CHECK,RV64B %s ; RUN: llc -mtriple=riscv64 -mattr=+f %s -o - | FileCheck --check-prefixes=CHECK,RV64F %s ; RUN: llc -mtriple=riscv64 -mattr=+d %s -o - | FileCheck --check-prefixes=CHECK,RV64D %s ; RUN: llc -mtriple=riscv64 -mattr=+c %s -o - | FileCheck --check-prefixes=CHECK,RV64C %s @@ -277,6 +279,7 @@ ; RV32ZMMUL: .attribute 5, "rv32i2p1_zmmul1p0" ; RV32MZMMUL: .attribute 5, "rv32i2p1_m2p0_zmmul1p0" ; RV32A: .attribute 5, "rv32i2p1_a2p1" +; RV32B: .attribute 5, "rv32i2p1_b1p0_zba1p0_zbb1p0_zbs1p0" ; RV32F: .attribute 5, "rv32i2p1_f2p2_zicsr2p0" ; RV32D: .attribute 5, "rv32i2p1_f2p2_d2p2_zicsr2p0" ; RV32C: .attribute 5, "rv32i2p1_c2p0" @@ -402,6 +405,7 @@ ; RV64ZMMUL: .attribute 5, "rv64i2p1_zmmul1p0" ; RV64MZMMUL: .attribute 5, "rv64i2p1_m2p0_zmmul1p0" ; RV64A: .attribute 5, "rv64i2p1_a2p1" +; RV64B: .attribute 5, "rv64i2p1_b1p0_zba1p0_zbb1p0_zbs1p0" ; RV64F: .attribute 5, "rv64i2p1_f2p2_zicsr2p0" ; RV64D: .attribute 5, "rv64i2p1_f2p2_d2p2_zicsr2p0" ; RV64C: .attribute 5, "rv64i2p1_c2p0" @@ -533,13 +537,13 @@ ; RVI20U64: .attribute 5, "rv64i2p1" ; RVA20U64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicsr2p0_za128rs1p0" ; RVA20S64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicsr2p0_zifencei2p0_za128rs1p0_ssccptr1p0_sstvala1p0_sstvecd1p0_svade1p0_svbare1p0" -; RVA22U64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicsr2p0_zihintpause2p0_zihpm2p0_za64rs1p0_zfhmin1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0" -; RVA22S64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicsr2p0_zifencei2p0_zihintpause2p0_zihpm2p0_za64rs1p0_zfhmin1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0_ssccptr1p0_sscounterenw1p0_sstvala1p0_sstvecd1p0_svade1p0_svbare1p0_svinval1p0_svpbmt1p0" -; RVA23U64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_v1p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicond1p0_zicsr2p0_zihintntl1p0_zihintpause2p0_zihpm2p0_zimop1p0_za64rs1p0_zawrs1p0_zfa1p0_zfhmin1p0_zca1p0_zcb1p0_zcmop1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0_zvbb1p0_zve32f1p0_zve32x1p0_zve64d1p0_zve64f1p0_zve64x1p0_zvfhmin1p0_zvkb1p0_zvkt1p0_zvl128b1p0_zvl32b1p0_zvl64b1p0" -; RVA23S64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_v1p0_h1p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicond1p0_zicsr2p0_zifencei2p0_zihintntl1p0_zihintpause2p0_zihpm2p0_zimop1p0_za64rs1p0_zawrs1p0_zfa1p0_zfhmin1p0_zca1p0_zcb1p0_zcmop1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0_zvbb1p0_zve32f1p0_zve32x1p0_zve64d1p0_zve64f1p0_zve64x1p0_zvfhmin1p0_zvkb1p0_zvkt1p0_zvl128b1p0_zvl32b1p0_zvl64b1p0_shcounterenw1p0_shgatpa1p0_shtvala1p0_shvsatpa1p0_shvstvala1p0_shvstvecd1p0_ssccptr1p0_sscofpmf1p0_sscounterenw1p0_ssnpm0p8_ssstateen1p0_sstc1p0_sstvala1p0_sstvecd1p0_ssu64xl1p0_svade1p0_svbare1p0_svinval1p0_svnapot1p0_svpbmt1p0" -; RVB23U64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicond1p0_zicsr2p0_zihintntl1p0_zihintpause2p0_zihpm2p0_zimop1p0_za64rs1p0_zawrs1p0_zfa1p0_zca1p0_zcb1p0_zcmop1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0" -; RVB23S64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicond1p0_zicsr2p0_zifencei2p0_zihintntl1p0_zihintpause2p0_zihpm2p0_zimop1p0_za64rs1p0_zawrs1p0_zfa1p0_zca1p0_zcb1p0_zcmop1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0_ssccptr1p0_sscofpmf1p0_sscounterenw1p0_sstc1p0_sstvala1p0_sstvecd1p0_ssu64xl1p0_svade1p0_svbare1p0_svinval1p0_svnapot1p0_svpbmt1p0" -; RVM23U32: .attribute 5, "rv32i2p1_m2p0_zicbop1p0_zicond1p0_zicsr2p0_zihintntl1p0_zihintpause2p0_zimop1p0_zca1p0_zcb1p0_zce1p0_zcmop1p0_zcmp1p0_zcmt1p0_zba1p0_zbb1p0_zbs1p0" +; RVA22U64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_b1p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicsr2p0_zihintpause2p0_zihpm2p0_za64rs1p0_zfhmin1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0" +; RVA22S64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_b1p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicsr2p0_zifencei2p0_zihintpause2p0_zihpm2p0_za64rs1p0_zfhmin1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0_ssccptr1p0_sscounterenw1p0_sstvala1p0_sstvecd1p0_svade1p0_svbare1p0_svinval1p0_svpbmt1p0" +; RVA23U64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_b1p0_v1p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicond1p0_zicsr2p0_zihintntl1p0_zihintpause2p0_zihpm2p0_zimop1p0_za64rs1p0_zawrs1p0_zfa1p0_zfhmin1p0_zca1p0_zcb1p0_zcmop1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0_zvbb1p0_zve32f1p0_zve32x1p0_zve64d1p0_zve64f1p0_zve64x1p0_zvfhmin1p0_zvkb1p0_zvkt1p0_zvl128b1p0_zvl32b1p0_zvl64b1p0" +; RVA23S64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_b1p0_v1p0_h1p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicond1p0_zicsr2p0_zifencei2p0_zihintntl1p0_zihintpause2p0_zihpm2p0_zimop1p0_za64rs1p0_zawrs1p0_zfa1p0_zfhmin1p0_zca1p0_zcb1p0_zcmop1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0_zvbb1p0_zve32f1p0_zve32x1p0_zve64d1p0_zve64f1p0_zve64x1p0_zvfhmin1p0_zvkb1p0_zvkt1p0_zvl128b1p0_zvl32b1p0_zvl64b1p0_shcounterenw1p0_shgatpa1p0_shtvala1p0_shvsatpa1p0_shvstvala1p0_shvstvecd1p0_ssccptr1p0_sscofpmf1p0_sscounterenw1p0_ssnpm0p8_ssstateen1p0_sstc1p0_sstvala1p0_sstvecd1p0_ssu64xl1p0_svade1p0_svbare1p0_svinval1p0_svnapot1p0_svpbmt1p0" +; RVB23U64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_b1p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicond1p0_zicsr2p0_zihintntl1p0_zihintpause2p0_zihpm2p0_zimop1p0_za64rs1p0_zawrs1p0_zfa1p0_zca1p0_zcb1p0_zcmop1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0" +; RVB23S64: .attribute 5, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_b1p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicond1p0_zicsr2p0_zifencei2p0_zihintntl1p0_zihintpause2p0_zihpm2p0_zimop1p0_za64rs1p0_zawrs1p0_zfa1p0_zca1p0_zcb1p0_zcmop1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0_ssccptr1p0_sscofpmf1p0_sscounterenw1p0_sstc1p0_sstvala1p0_sstvecd1p0_ssu64xl1p0_svade1p0_svbare1p0_svinval1p0_svnapot1p0_svpbmt1p0" +; RVM23U32: .attribute 5, "rv32i2p1_m2p0_b1p0_zicbop1p0_zicond1p0_zicsr2p0_zihintntl1p0_zihintpause2p0_zimop1p0_zca1p0_zcb1p0_zce1p0_zcmop1p0_zcmp1p0_zcmt1p0_zba1p0_zbb1p0_zbs1p0" define i32 @addi(i32 %a) { %1 = add i32 %a, 1 diff --git a/llvm/unittests/TargetParser/RISCVISAInfoTest.cpp b/llvm/unittests/TargetParser/RISCVISAInfoTest.cpp index df40669800934..3000eb3cb0d0c 100644 --- a/llvm/unittests/TargetParser/RISCVISAInfoTest.cpp +++ b/llvm/unittests/TargetParser/RISCVISAInfoTest.cpp @@ -312,8 +312,6 @@ TEST(ParseArchString, AcceptsSupportedBaseISAsAndSetsXLenAndFLen) { } TEST(ParseArchString, RejectsUnrecognizedExtensionNamesByDefault) { - EXPECT_EQ(toString(RISCVISAInfo::parseArchString("rv64ib", true).takeError()), - "unsupported standard user-level extension 'b'"); EXPECT_EQ( toString( RISCVISAInfo::parseArchString("rv32i_zmadeup", true).takeError()), @@ -326,9 +324,6 @@ TEST(ParseArchString, RejectsUnrecognizedExtensionNamesByDefault) { toString( RISCVISAInfo::parseArchString("rv64g_xmadeup", true).takeError()), "unsupported non-standard user-level extension 'xmadeup'"); - EXPECT_EQ( - toString(RISCVISAInfo::parseArchString("rv64ib1p0", true).takeError()), - "unsupported standard user-level extension 'b'"); EXPECT_EQ( toString( RISCVISAInfo::parseArchString("rv32i_zmadeup1p0", true).takeError()), @@ -344,8 +339,7 @@ TEST(ParseArchString, RejectsUnrecognizedExtensionNamesByDefault) { } TEST(ParseArchString, IgnoresUnrecognizedExtensionNamesWithIgnoreUnknown) { - for (StringRef Input : {"rv32ib", "rv32i_zmadeup", - "rv64i_smadeup", "rv64i_xmadeup"}) { + for (StringRef Input : {"rv32i_zmadeup", "rv64i_smadeup", "rv64i_xmadeup"}) { auto MaybeISAInfo = RISCVISAInfo::parseArchString(Input, true, false, true); ASSERT_THAT_EXPECTED(MaybeISAInfo, Succeeded()); RISCVISAInfo &Info = **MaybeISAInfo; @@ -913,6 +907,7 @@ R"(All available -march extensions for RISC-V f 2.2 d 2.2 c 2.0 + b 1.0 v 1.0 h 1.0 zic64b 1.0 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
