[PATCH] D82178: [AArch64][SVE] Guard svbfloat16_t with feature macro in ACLE

[Cullen Rhodes via Phabricator via cfe-commits]

c-rhodes updated this revision to Diff 272091.
c-rhodes added a comment.

Changes:

- Include `arm_bf16.h` if `__ARM_FEATURE_BF16_SCALAR_ARITHMETIC` is defined.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D82178/new/

https://reviews.llvm.org/D82178

Files:
  clang/include/clang/Basic/arm_sve.td
  clang/test/CodeGen/aarch64-sve-intrinsics/acle_sve_ld1ro-bfloat.c
  clang/utils/TableGen/SveEmitter.cpp


Index: clang/utils/TableGen/SveEmitter.cpp
===================================================================
--- clang/utils/TableGen/SveEmitter.cpp
+++ clang/utils/TableGen/SveEmitter.cpp
@@ -1085,10 +1085,20 @@
   OS << "typedef __SVUint16_t svuint16_t;\n";
   OS << "typedef __SVUint32_t svuint32_t;\n";
   OS << "typedef __SVUint64_t svuint64_t;\n";
-  OS << "typedef __SVFloat16_t svfloat16_t;\n";
-  OS << "typedef __SVBFloat16_t svbfloat16_t;\n\n";
+  OS << "typedef __SVFloat16_t svfloat16_t;\n\n";
 
-  OS << "#ifdef __ARM_FEATURE_BF16_SCALAR_ARITHMETIC\n";
+  OS << "#if defined(__ARM_FEATURE_SVE_BF16) && "
+        "!defined(__ARM_FEATURE_BF16_SCALAR_ARITHMETIC)\n";
+  OS << "#error \"__ARM_FEATURE_BF16_SCALAR_ARITHMETIC must be defined when "
+        "__ARM_FEATURE_SVE_BF16 is defined\"\n";
+  OS << "#endif\n\n";
+
+  OS << "#if defined(__ARM_FEATURE_SVE_BF16)\n";
+  OS << "typedef __SVBFloat16_t svbfloat16_t;\n";
+  OS << "#endif\n\n";
+
+  OS << "#if defined(__ARM_FEATURE_BF16_SCALAR_ARITHMETIC)\n";
+  OS << "#include <arm_bf16.h>\n";
   OS << "typedef __bf16 bfloat16_t;\n";
   OS << "#endif\n\n";
 
Index: clang/test/CodeGen/aarch64-sve-intrinsics/acle_sve_ld1ro-bfloat.c
===================================================================
--- clang/test/CodeGen/aarch64-sve-intrinsics/acle_sve_ld1ro-bfloat.c
+++ clang/test/CodeGen/aarch64-sve-intrinsics/acle_sve_ld1ro-bfloat.c
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -D__ARM_FEATURE_SVE_MATMUL_FP64 -D__ARM_FEATURE_BF16_SCALAR_ARITHMETIC -D__ARM_FEATURE_SVE -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
-// RUN: %clang_cc1 -D__ARM_FEATURE_SVE_MATMUL_FP64 -D__ARM_FEATURE_BF16_SCALAR_ARITHMETIC -D__ARM_FEATURE_SVE -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -D__ARM_FEATURE_SVE_MATMUL_FP64 -D__ARM_FEATURE_SVE_BF16 -D__ARM_FEATURE_BF16_SCALAR_ARITHMETIC -D__ARM_FEATURE_SVE -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -D__ARM_FEATURE_SVE_MATMUL_FP64 -D__ARM_FEATURE_SVE_BF16 -D__ARM_FEATURE_BF16_SCALAR_ARITHMETIC -D__ARM_FEATURE_SVE -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
 
 #include <arm_sve.h>
 
Index: clang/include/clang/Basic/arm_sve.td
===================================================================
--- clang/include/clang/Basic/arm_sve.td
+++ clang/include/clang/Basic/arm_sve.td
@@ -484,8 +484,8 @@
 let ArchGuard = "defined(__ARM_FEATURE_SVE_MATMUL_FP64)" in {
   def SVLD1RO : SInst<"svld1ro[_{2}]", "dPc", "csilUcUsUiUlhfd", MergeNone, "aarch64_sve_ld1ro">;
 }
-let ArchGuard = "defined(__ARM_FEATURE_SVE_MATMUL_FP64) && defined(__ARM_FEATURE_BF16_SCALAR_ARITHMETIC)" in {
-  def SVLD1RO_BF : SInst<"svld1ro[_{2}]", "dPc", "b", MergeNone, "aarch64_sve_ld1ro">;
+let ArchGuard = "defined(__ARM_FEATURE_SVE_MATMUL_FP64) && defined(__ARM_FEATURE_SVE_BF16)" in {
+  def SVLD1RO_BF16 : SInst<"svld1ro[_{2}]", "dPc", "b", MergeNone, "aarch64_sve_ld1ro">;
 }
 ////////////////////////////////////////////////////////////////////////////////
 // Stores


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