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-rw-r--r--clang/include/clang/Basic/BuiltinsX86.def4
-rw-r--r--clang/include/clang/Driver/Options.td2
-rw-r--r--clang/lib/Basic/Targets.cpp7
-rw-r--r--clang/lib/Headers/CMakeLists.txt1
-rw-r--r--clang/lib/Headers/module.modulemap4
-rw-r--r--clang/lib/Headers/mwaitxintrin.h47
-rw-r--r--clang/lib/Headers/x86intrin.h4
-rw-r--r--clang/test/CodeGen/builtins-x86.c7
8 files changed, 74 insertions, 2 deletions
diff --git a/clang/include/clang/Basic/BuiltinsX86.def b/clang/include/clang/Basic/BuiltinsX86.def
index af7f662088b..91454b823f1 100644
--- a/clang/include/clang/Basic/BuiltinsX86.def
+++ b/clang/include/clang/Basic/BuiltinsX86.def
@@ -2272,5 +2272,9 @@ TARGET_BUILTIN(__builtin_ia32_cvtusi2sd64, "V2dV2dULLiIi","","avx512f")
TARGET_BUILTIN(__builtin_ia32_cvtusi2ss32, "V4fV4fUiIi","","avx512f")
TARGET_BUILTIN(__builtin_ia32_cvtusi2ss64, "V4fV4fULLiIi","","avx512f")
+// MONITORX/MWAITX
+TARGET_BUILTIN(__builtin_ia32_monitorx, "vv*UiUi", "", "mwaitx")
+TARGET_BUILTIN(__builtin_ia32_mwaitx, "vUiUiUi", "", "mwaitx")
+
#undef BUILTIN
#undef TARGET_BUILTIN
diff --git a/clang/include/clang/Driver/Options.td b/clang/include/clang/Driver/Options.td
index 4dd092599a5..dad070ede9f 100644
--- a/clang/include/clang/Driver/Options.td
+++ b/clang/include/clang/Driver/Options.td
@@ -1425,6 +1425,7 @@ def mno_xsave : Flag<["-"], "mno-xsave">, Group<m_x86_Features_Group>;
def mno_xsaveopt : Flag<["-"], "mno-xsaveopt">, Group<m_x86_Features_Group>;
def mno_xsavec : Flag<["-"], "mno-xsavec">, Group<m_x86_Features_Group>;
def mno_xsaves : Flag<["-"], "mno-xsaves">, Group<m_x86_Features_Group>;
+def mno_mwaitx : Flag<["-"], "mno-mwaitx">, Group<m_x86_Features_Group>;
def mno_pku : Flag<["-"], "mno-pku">, Group<m_x86_Features_Group>;
def munaligned_access : Flag<["-"], "munaligned-access">, Group<m_arm_Features_Group>,
@@ -1610,6 +1611,7 @@ def mxsave : Flag<["-"], "mxsave">, Group<m_x86_Features_Group>;
def mxsaveopt : Flag<["-"], "mxsaveopt">, Group<m_x86_Features_Group>;
def mxsavec : Flag<["-"], "mxsavec">, Group<m_x86_Features_Group>;
def mxsaves : Flag<["-"], "mxsaves">, Group<m_x86_Features_Group>;
+def mmwaitx : Flag<["-"], "mmwaitx">, Group<m_x86_Features_Group>;
def mips16 : Flag<["-"], "mips16">, Group<m_Group>;
def mno_mips16 : Flag<["-"], "mno-mips16">, Group<m_Group>;
def mmicromips : Flag<["-"], "mmicromips">, Group<m_Group>;
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp
index 0a6339fabc6..91e00c03ba7 100644
--- a/clang/lib/Basic/Targets.cpp
+++ b/clang/lib/Basic/Targets.cpp
@@ -2273,6 +2273,7 @@ class X86TargetInfo : public TargetInfo {
bool HasXSAVEOPT = false;
bool HasXSAVEC = false;
bool HasXSAVES = false;
+ bool HasMWAITX = false;
bool HasPKU = false;
bool HasCLFLUSHOPT = false;
bool HasPCOMMIT = false;
@@ -2947,6 +2948,7 @@ bool X86TargetInfo::initFeatureMap(
case CK_BDVER4:
setFeatureEnabledImpl(Features, "avx2", true);
setFeatureEnabledImpl(Features, "bmi2", true);
+ setFeatureEnabledImpl(Features, "mwaitx", true);
// FALLTHROUGH
case CK_BDVER3:
setFeatureEnabledImpl(Features, "fsgsbase", true);
@@ -3266,6 +3268,8 @@ bool X86TargetInfo::handleTargetFeatures(std::vector<std::string> &Features,
HasXSAVEC = true;
} else if (Feature == "+xsaves") {
HasXSAVES = true;
+ } else if (Feature == "+mwaitx") {
+ HasMWAITX = true;
} else if (Feature == "+pku") {
HasPKU = true;
} else if (Feature == "+clflushopt") {
@@ -3538,6 +3542,9 @@ void X86TargetInfo::getTargetDefines(const LangOptions &Opts,
if (HasTBM)
Builder.defineMacro("__TBM__");
+ if (HasMWAITX)
+ Builder.defineMacro("__MWAITX__");
+
switch (XOPLevel) {
case XOP:
Builder.defineMacro("__XOP__");
diff --git a/clang/lib/Headers/CMakeLists.txt b/clang/lib/Headers/CMakeLists.txt
index 45ff28489ab..46e574e47c3 100644
--- a/clang/lib/Headers/CMakeLists.txt
+++ b/clang/lib/Headers/CMakeLists.txt
@@ -78,6 +78,7 @@ set(files
xsaveoptintrin.h
xsavecintrin.h
xsavesintrin.h
+ mwaitxintrin.h
xtestintrin.h
avx512ifmaintrin.h
avx512ifmavlintrin.h
diff --git a/clang/lib/Headers/module.modulemap b/clang/lib/Headers/module.modulemap
index 4b2cb857a69..5fec4839e32 100644
--- a/clang/lib/Headers/module.modulemap
+++ b/clang/lib/Headers/module.modulemap
@@ -125,6 +125,10 @@ module _Builtin_intrinsics [system] [extern_c] {
export pclmul
}
+ explicit module mwaitx {
+ header "mwaitxintrin.h"
+ }
+
explicit module aes {
header "__wmmintrin_aes.h"
}
diff --git a/clang/lib/Headers/mwaitxintrin.h b/clang/lib/Headers/mwaitxintrin.h
new file mode 100644
index 00000000000..64ea55305b7
--- /dev/null
+++ b/clang/lib/Headers/mwaitxintrin.h
@@ -0,0 +1,47 @@
+/*===---- mwaitxintrin.h - MONITORX/MWAITX intrinsics ----------------------===
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ *===-----------------------------------------------------------------------===
+ */
+
+#ifndef __X86INTRIN_H
+#error "Never use <mwaitxintrin.h> directly; include <x86intrin.h> instead."
+#endif
+
+#ifndef _MWAITXINTRIN_H
+#define _MWAITXINTRIN_H
+
+/* Define the default attributes for the functions in this file. */
+#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("mwaitx")))
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm_monitorx(void const * __p, unsigned __extensions, unsigned __hints)
+{
+ __builtin_ia32_monitorx((void *)__p, __extensions, __hints);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm_mwaitx(unsigned __extensions, unsigned __hints, unsigned __clock)
+{
+ __builtin_ia32_mwaitx(__extensions, __hints, __clock);
+}
+
+#undef __DEFAULT_FN_ATTRS
+
+#endif /* _MWAITXINTRIN_H */
diff --git a/clang/lib/Headers/x86intrin.h b/clang/lib/Headers/x86intrin.h
index 6f3c8c4f3f8..81a404f55d0 100644
--- a/clang/lib/Headers/x86intrin.h
+++ b/clang/lib/Headers/x86intrin.h
@@ -76,6 +76,10 @@
#include <f16cintrin.h>
#endif
+#if !defined(_MSC_VER) || __has_feature(modules) || defined(__MWAITX__)
+#include <mwaitxintrin.h>
+#endif
+
/* FIXME: LWP */
#endif /* __X86INTRIN_H */
diff --git a/clang/test/CodeGen/builtins-x86.c b/clang/test/CodeGen/builtins-x86.c
index 83b11a023a2..67084b4b654 100644
--- a/clang/test/CodeGen/builtins-x86.c
+++ b/clang/test/CodeGen/builtins-x86.c
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -DUSE_64 -triple x86_64-unknown-unknown -target-feature +fxsr -target-feature +avx -target-feature +xsaveopt -target-feature +xsaves -target-feature +xsavec -emit-llvm -o %t %s
-// RUN: %clang_cc1 -DUSE_ALL -triple x86_64-unknown-unknown -target-feature +fxsr -target-feature +avx -target-feature +xsaveopt -target-feature +xsaves -target-feature +xsavec -fsyntax-only -o %t %s
+// RUN: %clang_cc1 -DUSE_64 -triple x86_64-unknown-unknown -target-feature +fxsr -target-feature +avx -target-feature +xsaveopt -target-feature +xsaves -target-feature +xsavec -target-feature +mwaitx -emit-llvm -o %t %s
+// RUN: %clang_cc1 -DUSE_ALL -triple x86_64-unknown-unknown -target-feature +fxsr -target-feature +avx -target-feature +xsaveopt -target-feature +xsaves -target-feature +xsavec -target-feature +mwaitx -fsyntax-only -o %t %s
#ifdef USE_ALL
#define USE_3DNOW
@@ -281,6 +281,9 @@ void f0() {
(void)__builtin_ia32_xsaves(tmp_vp, tmp_ULLi);
(void)__builtin_ia32_xsaves64(tmp_vp, tmp_ULLi);
+ (void) __builtin_ia32_monitorx(tmp_vp, tmp_Ui, tmp_Ui);
+ (void) __builtin_ia32_mwaitx(tmp_Ui, tmp_Ui, tmp_Ui);
+
tmp_V4f = __builtin_ia32_cvtpi2ps(tmp_V4f, tmp_V2i);
tmp_V2i = __builtin_ia32_cvtps2pi(tmp_V4f);
tmp_i = __builtin_ia32_cvtss2si(tmp_V4f);
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