[PowerPC] Enable soft-float for PPC64, and +soft-float -> -hard-float
Enable soft-float support on PPC64, as the backend now supports it. Also, the backend now uses -hard-float instead of +soft-float, so set the target features accordingly. Fixes PR26970. llvm-svn: 283061
This commit is contained in:
Hal Finkel
parent
a9321059b9
commit
415c2a38f2
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@ -3899,6 +3899,7 @@ private:
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static const unsigned GPRBits = 64;
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ABIKind Kind;
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bool HasQPX;
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bool IsSoftFloatABI;
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// A vector of float or double will be promoted to <4 x f32> or <4 x f64> and
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// will be passed in a QPX register.
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@ -3929,8 +3930,10 @@ private:
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}
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public:
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PPC64_SVR4_ABIInfo(CodeGen::CodeGenTypes &CGT, ABIKind Kind, bool HasQPX)
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: ABIInfo(CGT), Kind(Kind), HasQPX(HasQPX) {}
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PPC64_SVR4_ABIInfo(CodeGen::CodeGenTypes &CGT, ABIKind Kind, bool HasQPX,
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bool SoftFloatABI)
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: ABIInfo(CGT), Kind(Kind), HasQPX(HasQPX),
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IsSoftFloatABI(SoftFloatABI) {}
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bool isPromotableTypeForABI(QualType Ty) const;
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CharUnits getParamTypeAlignment(QualType Ty) const;
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@ -3978,8 +3981,10 @@ class PPC64_SVR4_TargetCodeGenInfo : public TargetCodeGenInfo {
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public:
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PPC64_SVR4_TargetCodeGenInfo(CodeGenTypes &CGT,
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PPC64_SVR4_ABIInfo::ABIKind Kind, bool HasQPX)
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: TargetCodeGenInfo(new PPC64_SVR4_ABIInfo(CGT, Kind, HasQPX)) {}
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PPC64_SVR4_ABIInfo::ABIKind Kind, bool HasQPX,
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bool SoftFloatABI)
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: TargetCodeGenInfo(new PPC64_SVR4_ABIInfo(CGT, Kind, HasQPX,
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SoftFloatABI)) {}
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int getDwarfEHStackPointer(CodeGen::CodeGenModule &M) const override {
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// This is recovered from gcc output.
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@ -4197,8 +4202,11 @@ bool PPC64_SVR4_ABIInfo::isHomogeneousAggregateBaseType(QualType Ty) const {
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if (const BuiltinType *BT = Ty->getAs<BuiltinType>()) {
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if (BT->getKind() == BuiltinType::Float ||
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BT->getKind() == BuiltinType::Double ||
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BT->getKind() == BuiltinType::LongDouble)
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BT->getKind() == BuiltinType::LongDouble) {
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if (IsSoftFloatABI)
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return false;
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return true;
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}
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}
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if (const VectorType *VT = Ty->getAs<VectorType>()) {
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if (getContext().getTypeSize(VT) == 128 || IsQPXVectorTy(Ty))
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@ -8107,8 +8115,10 @@ const TargetCodeGenInfo &CodeGenModule::getTargetCodeGenInfo() {
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if (getTarget().getABI() == "elfv2")
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Kind = PPC64_SVR4_ABIInfo::ELFv2;
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bool HasQPX = getTarget().getABI() == "elfv1-qpx";
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bool IsSoftFloat = CodeGenOpts.FloatABI == "soft";
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return SetCGInfo(new PPC64_SVR4_TargetCodeGenInfo(Types, Kind, HasQPX));
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return SetCGInfo(new PPC64_SVR4_TargetCodeGenInfo(Types, Kind, HasQPX,
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IsSoftFloat));
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} else
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return SetCGInfo(new PPC64TargetCodeGenInfo(Types));
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case llvm::Triple::ppc64le: {
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@ -8117,8 +8127,10 @@ const TargetCodeGenInfo &CodeGenModule::getTargetCodeGenInfo() {
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if (getTarget().getABI() == "elfv1" || getTarget().getABI() == "elfv1-qpx")
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Kind = PPC64_SVR4_ABIInfo::ELFv1;
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bool HasQPX = getTarget().getABI() == "elfv1-qpx";
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bool IsSoftFloat = CodeGenOpts.FloatABI == "soft";
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return SetCGInfo(new PPC64_SVR4_TargetCodeGenInfo(Types, Kind, HasQPX));
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return SetCGInfo(new PPC64_SVR4_TargetCodeGenInfo(Types, Kind, HasQPX,
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IsSoftFloat));
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}
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case llvm::Triple::nvptx:
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@ -1591,15 +1591,8 @@ static void getPPCTargetFeatures(const Driver &D, const llvm::Triple &Triple,
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handleTargetFeaturesGroup(Args, Features, options::OPT_m_ppc_Features_Group);
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ppc::FloatABI FloatABI = ppc::getPPCFloatABI(D, Args);
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if (FloatABI == ppc::FloatABI::Soft &&
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!(Triple.getArch() == llvm::Triple::ppc64 ||
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Triple.getArch() == llvm::Triple::ppc64le))
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Features.push_back("+soft-float");
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else if (FloatABI == ppc::FloatABI::Soft &&
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(Triple.getArch() == llvm::Triple::ppc64 ||
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Triple.getArch() == llvm::Triple::ppc64le))
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D.Diag(diag::err_drv_invalid_mfloat_abi)
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<< "soft float is not supported for ppc64";
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if (FloatABI == ppc::FloatABI::Soft)
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Features.push_back("-hard-float");
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// Altivec is a bit weird, allow overriding of the Altivec feature here.
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AddTargetFeature(Args, Features, options::OPT_faltivec,
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@ -0,0 +1,171 @@
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// RUN: %clang_cc1 -msoft-float -mfloat-abi soft -triple powerpc64le-unknown-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=CHECK -check-prefix=CHECK-LE %s
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// RUN: %clang_cc1 -msoft-float -mfloat-abi soft -triple powerpc64-unknown-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=CHECK -check-prefix=CHECK-BE %s
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// Test float returns and params.
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// CHECK: define float @func_p1(float %x)
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float func_p1(float x) { return x; }
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// CHECK: define double @func_p2(double %x)
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double func_p2(double x) { return x; }
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// CHECK: define ppc_fp128 @func_p3(ppc_fp128 %x)
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long double func_p3(long double x) { return x; }
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// Test homogeneous float aggregate passing and returning.
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struct f1 { float f[1]; };
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struct f2 { float f[2]; };
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struct f3 { float f[3]; };
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struct f4 { float f[4]; };
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struct f5 { float f[5]; };
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struct f6 { float f[6]; };
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struct f7 { float f[7]; };
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struct f8 { float f[8]; };
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struct f9 { float f[9]; };
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struct fab { float a; float b; };
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struct fabc { float a; float b; float c; };
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struct f2a2b { float a[2]; float b[2]; };
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// CHECK-LE: define i32 @func_f1(float inreg %x.coerce)
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// CHECK-BE: define void @func_f1(%struct.f1* noalias sret %agg.result, float inreg %x.coerce)
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struct f1 func_f1(struct f1 x) { return x; }
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// CHECK-LE: define i64 @func_f2(i64 %x.coerce)
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// CHECK-BE: define void @func_f2(%struct.f2* noalias sret %agg.result, i64 %x.coerce)
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struct f2 func_f2(struct f2 x) { return x; }
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// CHECK-LE: define { i64, i64 } @func_f3([2 x i64] %x.coerce)
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// CHECK-BE: define void @func_f3(%struct.f3* noalias sret %agg.result, [2 x i64] %x.coerce)
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struct f3 func_f3(struct f3 x) { return x; }
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// CHECK-LE: define { i64, i64 } @func_f4([2 x i64] %x.coerce)
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// CHECK-BE: define void @func_f4(%struct.f4* noalias sret %agg.result, [2 x i64] %x.coerce)
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struct f4 func_f4(struct f4 x) { return x; }
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// CHECK: define void @func_f5(%struct.f5* noalias sret %agg.result, [3 x i64] %x.coerce)
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struct f5 func_f5(struct f5 x) { return x; }
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// CHECK: define void @func_f6(%struct.f6* noalias sret %agg.result, [3 x i64] %x.coerce)
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struct f6 func_f6(struct f6 x) { return x; }
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// CHECK: define void @func_f7(%struct.f7* noalias sret %agg.result, [4 x i64] %x.coerce)
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struct f7 func_f7(struct f7 x) { return x; }
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// CHECK: define void @func_f8(%struct.f8* noalias sret %agg.result, [4 x i64] %x.coerce)
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struct f8 func_f8(struct f8 x) { return x; }
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// CHECK: define void @func_f9(%struct.f9* noalias sret %agg.result, [5 x i64] %x.coerce)
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struct f9 func_f9(struct f9 x) { return x; }
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// CHECK-LE: define i64 @func_fab(i64 %x.coerce)
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// CHECK-BE: define void @func_fab(%struct.fab* noalias sret %agg.result, i64 %x.coerce)
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struct fab func_fab(struct fab x) { return x; }
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// CHECK-LE: define { i64, i64 } @func_fabc([2 x i64] %x.coerce)
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// CHECK-BE: define void @func_fabc(%struct.fabc* noalias sret %agg.result, [2 x i64] %x.coerce)
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struct fabc func_fabc(struct fabc x) { return x; }
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// CHECK-LE: define { i64, i64 } @func_f2a2b([2 x i64] %x.coerce)
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// CHECK-BE: define void @func_f2a2b(%struct.f2a2b* noalias sret %agg.result, [2 x i64] %x.coerce)
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struct f2a2b func_f2a2b(struct f2a2b x) { return x; }
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// CHECK-LABEL: @call_f1
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// CHECK-BE: %[[TMP0:[^ ]+]] = alloca %struct.f1, align 4
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// CHECK: %[[TMP:[^ ]+]] = load float, float* getelementptr inbounds (%struct.f1, %struct.f1* @global_f1, i32 0, i32 0, i32 0), align 4
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// CHECK-LE: call i32 @func_f1(float inreg %[[TMP]])
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// CHECK-BE: call void @func_f1(%struct.f1* sret %[[TMP0]], float inreg %[[TMP]])
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struct f1 global_f1;
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void call_f1(void) { global_f1 = func_f1(global_f1); }
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// CHECK-LABEL: @call_f2
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// CHECK-BE: %[[TMP0:[^ ]+]] = alloca %struct.f2, align 4
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// CHECK: %[[TMP:[^ ]+]] = load i64, i64* bitcast (%struct.f2* @global_f2 to i64*), align 4
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// CHECK-LE: call i64 @func_f2(i64 %[[TMP]])
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// CHECK-BE: call void @func_f2(%struct.f2* sret %[[TMP0]], i64 %[[TMP]])
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struct f2 global_f2;
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void call_f2(void) { global_f2 = func_f2(global_f2); }
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// CHECK-LABEL: @call_f3
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// CHECK-BE: %[[TMP0:[^ ]+]] = alloca %struct.f3, align 4
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// CHECK: %[[TMP1:[^ ]+]] = alloca [2 x i64]
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// CHECK: %[[TMP2:[^ ]+]] = bitcast [2 x i64]* %[[TMP1]] to i8*
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// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %[[TMP2]], i8* bitcast (%struct.f3* @global_f3 to i8*), i64 12, i32 4, i1 false)
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// CHECK: %[[TMP3:[^ ]+]] = load [2 x i64], [2 x i64]* %[[TMP1]]
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// CHECK-LE: call { i64, i64 } @func_f3([2 x i64] %[[TMP3]])
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// CHECK-BE: call void @func_f3(%struct.f3* sret %[[TMP0]], [2 x i64] %[[TMP3]])
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struct f3 global_f3;
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void call_f3(void) { global_f3 = func_f3(global_f3); }
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// CHECK-LABEL: @call_f4
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// CHECK-BE: %[[TMP0:[^ ]+]] = alloca %struct.f4, align 4
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// CHECK: %[[TMP:[^ ]+]] = load [2 x i64], [2 x i64]* bitcast (%struct.f4* @global_f4 to [2 x i64]*), align 4
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// CHECK-LE: call { i64, i64 } @func_f4([2 x i64] %[[TMP]])
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// CHECK-BE: call void @func_f4(%struct.f4* sret %[[TMP0]], [2 x i64] %[[TMP]])
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struct f4 global_f4;
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void call_f4(void) { global_f4 = func_f4(global_f4); }
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// CHECK-LABEL: @call_f5
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// CHECK: %[[TMP0:[^ ]+]] = alloca %struct.f5, align 4
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// CHECK: %[[TMP1:[^ ]+]] = alloca [3 x i64]
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// CHECK: %[[TMP2:[^ ]+]] = bitcast [3 x i64]* %[[TMP1]] to i8*
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// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %[[TMP2]], i8* bitcast (%struct.f5* @global_f5 to i8*), i64 20, i32 4, i1 false)
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// CHECK: %[[TMP3:[^ ]+]] = load [3 x i64], [3 x i64]* %[[TMP1]]
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// CHECK: call void @func_f5(%struct.f5* sret %[[TMP0]], [3 x i64] %[[TMP3]])
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struct f5 global_f5;
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void call_f5(void) { global_f5 = func_f5(global_f5); }
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// CHECK-LABEL: @call_f6
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// CHECK: %[[TMP0:[^ ]+]] = alloca %struct.f6, align 4
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// CHECK: %[[TMP:[^ ]+]] = load [3 x i64], [3 x i64]* bitcast (%struct.f6* @global_f6 to [3 x i64]*), align 4
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// CHECK: call void @func_f6(%struct.f6* sret %[[TMP0]], [3 x i64] %[[TMP]])
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struct f6 global_f6;
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void call_f6(void) { global_f6 = func_f6(global_f6); }
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// CHECK-LABEL: @call_f7
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// CHECK: %[[TMP0:[^ ]+]] = alloca %struct.f7, align 4
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// CHECK: %[[TMP1:[^ ]+]] = alloca [4 x i64], align 8
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// CHECK: %[[TMP2:[^ ]+]] = bitcast [4 x i64]* %[[TMP1]] to i8*
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// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %[[TMP2]], i8* bitcast (%struct.f7* @global_f7 to i8*), i64 28, i32 4, i1 false)
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// CHECK: %[[TMP3:[^ ]+]] = load [4 x i64], [4 x i64]* %[[TMP1]], align 8
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// CHECK: call void @func_f7(%struct.f7* sret %[[TMP0]], [4 x i64] %[[TMP3]])
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struct f7 global_f7;
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void call_f7(void) { global_f7 = func_f7(global_f7); }
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// CHECK-LABEL: @call_f8
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// CHECK: %[[TMP0:[^ ]+]] = alloca %struct.f8, align 4
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// CHECK: %[[TMP:[^ ]+]] = load [4 x i64], [4 x i64]* bitcast (%struct.f8* @global_f8 to [4 x i64]*), align 4
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// CHECK: call void @func_f8(%struct.f8* sret %[[TMP0]], [4 x i64] %[[TMP]])
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struct f8 global_f8;
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void call_f8(void) { global_f8 = func_f8(global_f8); }
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// CHECK-LABEL: @call_f9
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// CHECK: %[[TMP1:[^ ]+]] = alloca [5 x i64]
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// CHECK: %[[TMP2:[^ ]+]] = bitcast [5 x i64]* %[[TMP1]] to i8*
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// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %[[TMP2]], i8* bitcast (%struct.f9* @global_f9 to i8*), i64 36, i32 4, i1 false)
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// CHECK: %[[TMP3:[^ ]+]] = load [5 x i64], [5 x i64]* %[[TMP1]]
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// CHECK: call void @func_f9(%struct.f9* sret %{{[^ ]+}}, [5 x i64] %[[TMP3]])
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struct f9 global_f9;
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void call_f9(void) { global_f9 = func_f9(global_f9); }
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// CHECK-LABEL: @call_fab
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// CHECK: %[[TMP0:[^ ]+]] = alloca %struct.fab, align 4
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// CHECK: %[[TMP:[^ ]+]] = load i64, i64* bitcast (%struct.fab* @global_fab to i64*), align 4
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// CHECK-LE: %call = call i64 @func_fab(i64 %[[TMP]])
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// CHECK-BE: call void @func_fab(%struct.fab* sret %[[TMP0]], i64 %[[TMP]])
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struct fab global_fab;
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void call_fab(void) { global_fab = func_fab(global_fab); }
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// CHECK-LABEL: @call_fabc
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// CHECK-BE: %[[TMPX:[^ ]+]] = alloca %struct.fabc, align 4
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// CHECK: %[[TMP0:[^ ]+]] = alloca [2 x i64], align 8
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// CHECK: %[[TMP2:[^ ]+]] = bitcast [2 x i64]* %[[TMP0]] to i8*
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// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %[[TMP2]], i8* bitcast (%struct.fabc* @global_fabc to i8*), i64 12, i32 4, i1 false)
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// CHECK: %[[TMP3:[^ ]+]] = load [2 x i64], [2 x i64]* %[[TMP0]], align 8
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// CHECK-LE: %call = call { i64, i64 } @func_fabc([2 x i64] %[[TMP3]])
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// CHECK-BE: call void @func_fabc(%struct.fabc* sret %[[TMPX]], [2 x i64] %[[TMP3]])
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struct fabc global_fabc;
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void call_fabc(void) { global_fabc = func_fabc(global_fabc); }
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@ -14,27 +14,27 @@
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// check -msoft-float option for ppc32
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// RUN: %clang -target powerpc-unknown-linux-gnu %s -msoft-float -### -o %t.o 2>&1 | FileCheck --check-prefix=CHECK-SOFTFLOAT %s
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// CHECK-SOFTFLOAT: "-target-feature" "+soft-float"
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// CHECK-SOFTFLOAT: "-target-feature" "-hard-float"
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// check -mfloat-abi=soft option for ppc32
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// RUN: %clang -target powerpc-unknown-linux-gnu %s -mfloat-abi=soft -### -o %t.o 2>&1 | FileCheck --check-prefix=CHECK-FLOATABISOFT %s
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// CHECK-FLOATABISOFT: "-target-feature" "+soft-float"
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// CHECK-FLOATABISOFT: "-target-feature" "-hard-float"
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// check -mhard-float option for ppc32
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// RUN: %clang -target powerpc-unknown-linux-gnu %s -mhard-float -### -o %t.o 2>&1 | FileCheck --check-prefix=CHECK-HARDFLOAT %s
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// CHECK-HARDFLOAT-NOT: "-target-feature" "+soft-float"
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// CHECK-HARDFLOAT-NOT: "-target-feature" "-hard-float"
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// check -mfloat-abi=hard option for ppc32
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// RUN: %clang -target powerpc-unknown-linux-gnu %s -mfloat-abi=hard -### -o %t.o 2>&1 | FileCheck --check-prefix=CHECK-FLOATABIHARD %s
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// CHECK-FLOATABIHARD-NOT: "-target-feature" "+soft-float"
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// CHECK-FLOATABIHARD-NOT: "-target-feature" "-hard-float"
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// check combine -mhard-float -msoft-float option for ppc32
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// RUN: %clang -target powerpc-unknown-linux-gnu %s -mhard-float -msoft-float -### -o %t.o 2>&1 | FileCheck --check-prefix=CHECK-HARDSOFT %s
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// CHECK-HARDSOFT: "-target-feature" "+soft-float"
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// CHECK-HARDSOFT: "-target-feature" "-hard-float"
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// check combine -msoft-float -mhard-float option for ppc32
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// RUN: %clang -target powerpc-unknown-linux-gnu %s -msoft-float -mhard-float -### -o %t.o 2>&1 | FileCheck --check-prefix=CHECK-SOFTHARD %s
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// CHECK-SOFTHARD-NOT: "-target-feature" "+soft-float"
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// CHECK-SOFTHARD-NOT: "-target-feature" "-hard-float"
|
||||
|
||||
// check -mfloat-abi=x option
|
||||
// RUN: %clang -target powerpc-unknown-linux-gnu %s -mfloat-abi=x -### -o %t.o 2>&1 | FileCheck --check-prefix=CHECK-ERRMSG %s
|
||||
|
|
@ -42,19 +42,19 @@
|
|||
|
||||
// check -msoft-float option for ppc64
|
||||
// RUN: %clang -target powerpc64-unknown-linux-gnu %s -msoft-float -### -o %t.o 2>&1 | FileCheck --check-prefix=CHECK-SOFTFLOAT64 %s
|
||||
// CHECK-SOFTFLOAT64: error: invalid float ABI 'soft float is not supported for ppc64'
|
||||
// CHECK-SOFTFLOAT64: "-target-feature" "-hard-float"
|
||||
|
||||
// check -mfloat-abi=soft option for ppc64
|
||||
// RUN: %clang -target powerpc64-unknown-linux-gnu %s -mfloat-abi=soft -### -o %t.o 2>&1 | FileCheck --check-prefix=CHECK-FLOATABISOFT64 %s
|
||||
// CHECK-FLOATABISOFT64: error: invalid float ABI 'soft float is not supported for ppc64'
|
||||
// CHECK-FLOATABISOFT64: "-target-feature" "-hard-float"
|
||||
|
||||
// check -msoft-float option for ppc64
|
||||
// RUN: %clang -target powerpc64le-unknown-linux-gnu %s -msoft-float -### -o %t.o 2>&1 | FileCheck --check-prefix=CHECK-SOFTFLOAT64le %s
|
||||
// CHECK-SOFTFLOAT64le: error: invalid float ABI 'soft float is not supported for ppc64'
|
||||
// CHECK-SOFTFLOAT64le: "-target-feature" "-hard-float"
|
||||
|
||||
// check -mfloat-abi=soft option for ppc64
|
||||
// RUN: %clang -target powerpc64le-unknown-linux-gnu %s -mfloat-abi=soft -### -o %t.o 2>&1 | FileCheck --check-prefix=CHECK-FLOATABISOFT64le %s
|
||||
// CHECK-FLOATABISOFT64le: error: invalid float ABI 'soft float is not supported for ppc64'
|
||||
// CHECK-FLOATABISOFT64le: "-target-feature" "-hard-float"
|
||||
|
||||
// CHECK: invalid argument '-faltivec' only allowed with 'ppc/ppc64/ppc64le'
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue