[PATCH] D48132: [COFF] Add ARM64 intrinsics: __yield, __wfe, __wfi, __sev, __sevl

[Mandeep Singh Grang via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL334639: [COFF] Add ARM64 intrinsics: __yield, __wfe, __wfi, __sev, __sevl (authored by mgrang, committed by ).
Herald added a subscriber: llvm-commits.

Changed prior to commit:
  https://reviews.llvm.org/D48132?vs=151186&id=151218#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D48132

Files:
  cfe/trunk/include/clang/Basic/BuiltinsAArch64.def
  cfe/trunk/lib/CodeGen/CGBuiltin.cpp
  cfe/trunk/test/CodeGen/arm64-microsoft-intrinsics.c


Index: cfe/trunk/include/clang/Basic/BuiltinsAArch64.def
===================================================================
--- cfe/trunk/include/clang/Basic/BuiltinsAArch64.def
+++ cfe/trunk/include/clang/Basic/BuiltinsAArch64.def
@@ -65,9 +65,15 @@
 BUILTIN(__builtin_arm_wsr64, "vcC*LUi", "nc")
 BUILTIN(__builtin_arm_wsrp, "vcC*vC*", "nc")
 
+// MSVC
 LANGBUILTIN(__dmb, "vUi", "nc", ALL_MS_LANGUAGES)
 LANGBUILTIN(__dsb, "vUi", "nc", ALL_MS_LANGUAGES)
 LANGBUILTIN(__isb, "vUi", "nc", ALL_MS_LANGUAGES)
+LANGBUILTIN(__yield, "v", "",   ALL_MS_LANGUAGES)
+LANGBUILTIN(__wfe,   "v", "",   ALL_MS_LANGUAGES)
+LANGBUILTIN(__wfi,   "v", "",   ALL_MS_LANGUAGES)
+LANGBUILTIN(__sev,   "v", "",   ALL_MS_LANGUAGES)
+LANGBUILTIN(__sevl,  "v", "",   ALL_MS_LANGUAGES)
 
 // MSVC intrinsics for volatile but non-acquire/release loads and stores
 LANGBUILTIN(__iso_volatile_load8,   "ccCD*",     "n", ALL_MS_LANGUAGES)
Index: cfe/trunk/test/CodeGen/arm64-microsoft-intrinsics.c
===================================================================
--- cfe/trunk/test/CodeGen/arm64-microsoft-intrinsics.c
+++ cfe/trunk/test/CodeGen/arm64-microsoft-intrinsics.c
@@ -24,3 +24,38 @@
 
 // CHECK-MSVC: @llvm.aarch64.isb(i32 0)
 // CHECK-LINUX: error: implicit declaration of function '__isb'
+
+void check__yield(void) {
+  __yield();
+}
+
+// CHECK-MSVC: @llvm.aarch64.hint(i32 1)
+// CHECK-LINUX: error: implicit declaration of function '__yield'
+
+void check__wfe(void) {
+  __wfe();
+}
+
+// CHECK-MSVC: @llvm.aarch64.hint(i32 2)
+// CHECK-LINUX: error: implicit declaration of function '__wfe'
+
+void check__wfi(void) {
+  __wfi();
+}
+
+// CHECK-MSVC: @llvm.aarch64.hint(i32 3)
+// CHECK-LINUX: error: implicit declaration of function '__wfi'
+
+void check__sev(void) {
+  __sev();
+}
+
+// CHECK-MSVC: @llvm.aarch64.hint(i32 4)
+// CHECK-LINUX: error: implicit declaration of function '__sev'
+
+void check__sevl(void) {
+  __sevl();
+}
+
+// CHECK-MSVC: @llvm.aarch64.hint(i32 5)
+// CHECK-LINUX: error: implicit declaration of function '__sevl'
Index: cfe/trunk/lib/CodeGen/CGBuiltin.cpp
===================================================================
--- cfe/trunk/lib/CodeGen/CGBuiltin.cpp
+++ cfe/trunk/lib/CodeGen/CGBuiltin.cpp
@@ -6362,18 +6362,23 @@
     HintID = 0;
     break;
   case AArch64::BI__builtin_arm_yield:
+  case AArch64::BI__yield:
     HintID = 1;
     break;
   case AArch64::BI__builtin_arm_wfe:
+  case AArch64::BI__wfe:
     HintID = 2;
     break;
   case AArch64::BI__builtin_arm_wfi:
+  case AArch64::BI__wfi:
     HintID = 3;
     break;
   case AArch64::BI__builtin_arm_sev:
+  case AArch64::BI__sev:
     HintID = 4;
     break;
   case AArch64::BI__builtin_arm_sevl:
+  case AArch64::BI__sevl:
     HintID = 5;
     break;
   }


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