llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-clang-codegen @llvm/pr-subscribers-backend-x86 Author: Phoebe Wang (phoebewang) <details> <summary>Changes</summary> Fixes #<!-- -->74601 --- Full diff: https://github.com/llvm/llvm-project/pull/75156.diff 2 Files Affected: - (modified) clang/lib/CodeGen/Targets/X86.cpp (+2-1) - (added) clang/test/CodeGen/X86/fp128-abi.c (+35) ``````````diff diff --git a/clang/lib/CodeGen/Targets/X86.cpp b/clang/lib/CodeGen/Targets/X86.cpp index 2af24035043884..c4bf38056a673f 100644 --- a/clang/lib/CodeGen/Targets/X86.cpp +++ b/clang/lib/CodeGen/Targets/X86.cpp @@ -1795,7 +1795,8 @@ void X86_64ABIInfo::classify(QualType Ty, uint64_t OffsetBase, Class &Lo, } else if (k >= BuiltinType::Bool && k <= BuiltinType::LongLong) { Current = Integer; } else if (k == BuiltinType::Float || k == BuiltinType::Double || - k == BuiltinType::Float16 || k == BuiltinType::BFloat16) { + k == BuiltinType::Float16 || k == BuiltinType::BFloat16 || + k == BuiltinType::Float128) { Current = SSE; } else if (k == BuiltinType::LongDouble) { const llvm::fltSemantics *LDF = &getTarget().getLongDoubleFormat(); diff --git a/clang/test/CodeGen/X86/fp128-abi.c b/clang/test/CodeGen/X86/fp128-abi.c new file mode 100644 index 00000000000000..1c5d7cf1166ee1 --- /dev/null +++ b/clang/test/CodeGen/X86/fp128-abi.c @@ -0,0 +1,35 @@ +// RUN: %clang_cc1 -triple x86_64-linux -emit-llvm -target-feature +sse2 < %s | FileCheck %s --check-prefixes=CHECK + +struct st1 { + __float128 a; +}; + +struct st1 h1(__float128 a) { + // CHECK: define{{.*}}fp128 @h1(fp128 + struct st1 x; + x.a = a; + return x; +} + +__float128 h2(struct st1 x) { + // CHECK: define{{.*}}fp128 @h2(fp128 + return x.a; +} + +struct st2 { + __float128 a; + int b; +}; + +struct st2 h3(__float128 a, int b) { + // CHECK: define{{.*}}void @h3(ptr {{.*}}sret(%struct.st2) + struct st2 x; + x.a = a; + x.b = b; + return x; +} + +__float128 h4(struct st2 x) { + // CHECK: define{{.*}}fp128 @h4(ptr {{.*}}byval(%struct.st2) + return x.a; +} `````````` </details> https://github.com/llvm/llvm-project/pull/75156 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
