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Revert "[RISCV] Add Clang frontend support for Bitmanip extension"

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This reverts commit 57cf6ee9c8.
This commit is contained in:
Scott Egerton 2020-01-15 10:43:42 +00:00
parent a3ebc40644
commit cbe681bd83
4 changed files with 1 additions and 19 deletions
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7
clang/lib/Basic/Targets/RISCV.cpp
View File

@ -125,10 +125,6 @@ void RISCVTargetInfo::getTargetDefines(const LangOptions &Opts,
if (HasC)
Builder.defineMacro("__riscv_compressed");
if (HasB) {
Builder.defineMacro("__riscv_bitmanip");
}
}
/// Return true if has this feature, need to sync with handleTargetFeatures.
@ -143,7 +139,6 @@ bool RISCVTargetInfo::hasFeature(StringRef Feature) const {
.Case("f", HasF)
.Case("d", HasD)
.Case("c", HasC)
.Case("b", HasB)
.Default(false);
}
@ -161,8 +156,6 @@ bool RISCVTargetInfo::handleTargetFeatures(std::vector<std::string> &Features,
HasD = true;
else if (Feature == "+c")
HasC = true;
else if (Feature == "+b")
HasB = true;
}
return true;

3
clang/lib/Basic/Targets/RISCV.h
View File

@ -30,12 +30,11 @@ protected:
bool HasF;
bool HasD;
bool HasC;
bool HasB;
public:
RISCVTargetInfo(const llvm::Triple &Triple, const TargetOptions &)
: TargetInfo(Triple), HasM(false), HasA(false), HasF(false),
HasD(false), HasC(false), HasB(false) {
HasD(false), HasC(false) {
LongDoubleWidth = 128;
LongDoubleAlign = 128;
LongDoubleFormat = &llvm::APFloat::IEEEquad();

3
clang/lib/Driver/ToolChains/Arch/RISCV.cpp
View File

@ -331,9 +331,6 @@ static bool getArchFeatures(const Driver &D, StringRef MArch,
case 'c':
Features.push_back("+c");
break;
case 'b':
Features.push_back("+b");
break;
}
}

7
clang/test/Preprocessor/riscv-target-features.c
View File

@ -7,7 +7,6 @@
// CHECK-NOT: __riscv_mul
// CHECK-NOT: __riscv_muldiv
// CHECK-NOT: __riscv_compressed
// CHECK-NOT: __riscv_bitmanip
// CHECK-NOT: __riscv_flen
// CHECK-NOT: __riscv_fdiv
// CHECK-NOT: __riscv_fsqrt
@ -49,12 +48,6 @@
// RUN: -o - | FileCheck --check-prefix=CHECK-C-EXT %s
// CHECK-C-EXT: __riscv_compressed 1
// RUN: %clang -target riscv32-unknown-linux-gnu -march=rv32ib -x c -E -dM %s \
// RUN: -o - | FileCheck --check-prefix=CHECK-B-EXT %s
// RUN: %clang -target riscv64-unknown-linux-gnu -march=rv64ib -x c -E -dM %s \
// RUN: -o - | FileCheck --check-prefix=CHECK-B-EXT %s
// CHECK-B-EXT: __riscv_bitmanip 1
// RUN: %clang -target riscv32-unknown-linux-gnu -march=rv32ifd -mabi=ilp32 -x c -E -dM %s \
// RUN: -o - | FileCheck --check-prefix=CHECK-SOFT %s
// RUN: %clang -target riscv64-unknown-linux-gnu -march=rv64ifd -mabi=lp64 -x c -E -dM %s \