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[X86][BF16] Add type mangling for Windows 

Reviewed By: FreddyYe

Differential Revision: https://reviews.llvm.org/D132742
This commit is contained in:
Phoebe Wang 2022-08-29 15:39:04 +08:00
parent db6f8ebe06
commit a845d8fc57
2 changed files with 10 additions and 4 deletions
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5
clang/lib/AST/MicrosoftMangle.cpp
View File

@ -2469,6 +2469,10 @@ void MicrosoftCXXNameMangler::mangleType(const BuiltinType *T, Qualifiers,
Out << "$halff@";
break;
case BuiltinType::BFloat16:
mangleArtificialTagType(TTK_Struct, "__bf16", {"__clang"});
break;
#define SVE_TYPE(Name, Id, SingletonId) \
case BuiltinType::Id:
#include "clang/Basic/AArch64SVEACLETypes.def"
@ -2501,7 +2505,6 @@ void MicrosoftCXXNameMangler::mangleType(const BuiltinType *T, Qualifiers,
case BuiltinType::SatUShortFract:
case BuiltinType::SatUFract:
case BuiltinType::SatULongFract:
case BuiltinType::BFloat16:
case BuiltinType::Ibm128:
case BuiltinType::Float128: {
DiagnosticsEngine &Diags = Context.getDiags();

9
clang/test/CodeGen/X86/bfloat-mangle.cpp
View File

@ -1,5 +1,8 @@
// RUN: %clang_cc1 -triple i386-unknown-unknown -target-feature +sse2 -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -triple x86_64-unknown-unknown -target-feature +sse2 -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -triple i386-unknown-unknown -target-feature +sse2 -emit-llvm -o - %s | FileCheck %s --check-prefixes=LINUX
// RUN: %clang_cc1 -triple x86_64-unknown-unknown -target-feature +sse2 -emit-llvm -o - %s | FileCheck %s --check-prefixes=LINUX
// RUN: %clang_cc1 -triple i386-windows-msvc -target-feature +sse2 -emit-llvm -o - %s | FileCheck %s --check-prefixes=WINDOWS
// RUN: %clang_cc1 -triple x86_64-windows-msvc -target-feature +sse2 -emit-llvm -o - %s | FileCheck %s --check-prefixes=WINDOWS
// CHECK: define {{.*}}void @_Z3foou6__bf16(bfloat noundef %b)
// LINUX: define {{.*}}void @_Z3foou6__bf16(bfloat noundef %b)
// WINDOWS: define {{.*}}void @"?foo@@YAXU__bf16@__clang@@@Z"(bfloat noundef %b)
void foo(__bf16 b) {}