This revision was automatically updated to reflect the committed changes.
Closed by commit rC331743: [x86] Introduce the encl[u|s|v] intrinsics (authored
by GBuella, committed by ).
Changed prior to commit:
https://reviews.llvm.org/D46435?vs=145205&id=145638#toc
Repository:
rC Clang
https://reviews.llvm.org/D46435
Files:
lib/Headers/CMakeLists.txt
lib/Headers/module.modulemap
lib/Headers/sgxintrin.h
lib/Headers/x86intrin.h
test/Headers/sgxintrin.c
Index: test/Headers/sgxintrin.c
===================================================================
--- test/Headers/sgxintrin.c
+++ test/Headers/sgxintrin.c
@@ -0,0 +1,27 @@
+// RUN: %clang_cc1 %s -ffreestanding -triple x86_64-unknown-unknown -target-feature +sgx -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-64
+// RUN: %clang_cc1 %s -ffreestanding -triple i386 -target-feature +sgx -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-32
+
+#include <x86intrin.h>
+#include <stdint.h>
+#include <stddef.h>
+
+uint32_t test_encls(uint32_t leaf, size_t data[3]) {
+// CHECK-64: call { i32, i64, i64, i64 } asm "encls", "={ax},={bx},={cx},={dx},{ax},{bx},{cx},{dx},~{cc},~{dirflag},~{fpsr},~{flags}"(i32 %{{.*}}, i64 %{{.*}}, i64 %{{.*}}, i64 %{{.*}})
+// CHECK-32: call { i32, i32, i32, i32 } asm "encls", "={ax},={bx},={cx},={dx},{ax},{bx},{cx},{dx},~{cc},~{dirflag},~{fpsr},~{flags}"(i32 %{{.*}}, i32 %{{.*}}, i32 %{{.*}}, i32 %{{.*}})
+
+ return _encls_u32(leaf, data);
+}
+
+uint32_t test_enclu(uint32_t leaf, size_t data[3]) {
+// CHECK-64: call { i32, i64, i64, i64 } asm "enclu", "={ax},={bx},={cx},={dx},{ax},{bx},{cx},{dx},~{cc},~{dirflag},~{fpsr},~{flags}"(i32 %{{.*}}, i64 %{{.*}}, i64 %{{.*}}, i64 %{{.*}})
+// CHECK-32: call { i32, i32, i32, i32 } asm "enclu", "={ax},={bx},={cx},={dx},{ax},{bx},{cx},{dx},~{cc},~{dirflag},~{fpsr},~{flags}"(i32 %{{.*}}, i32 %{{.*}}, i32 %{{.*}}, i32 %{{.*}})
+
+ return _enclu_u32(leaf, data);
+}
+
+uint32_t test_enclv(uint32_t leaf, size_t data[3]) {
+// CHECK-64: call { i32, i64, i64, i64 } asm "enclv", "={ax},={bx},={cx},={dx},{ax},{bx},{cx},{dx},~{cc},~{dirflag},~{fpsr},~{flags}"(i32 %{{.*}}, i64 %{{.*}}, i64 %{{.*}}, i64 %{{.*}})
+// CHECK-32: call { i32, i32, i32, i32 } asm "enclv", "={ax},={bx},={cx},={dx},{ax},{bx},{cx},{dx},~{cc},~{dirflag},~{fpsr},~{flags}"(i32 %{{.*}}, i32 %{{.*}}, i32 %{{.*}}, i32 %{{.*}})
+
+ return _enclv_u32(leaf, data);
+}
Index: lib/Headers/sgxintrin.h
===================================================================
--- lib/Headers/sgxintrin.h
+++ lib/Headers/sgxintrin.h
@@ -0,0 +1,70 @@
+/*===---- sgxintrin.h - X86 SGX intrinsics configuration -------------------===
+ *
+ * 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 <sgxintrin.h> directly; include <x86intrin.h> instead."
+#endif
+
+#ifndef __SGXINTRIN_H
+#define __SGXINTRIN_H
+
+/* Define the default attributes for the functions in this file. */
+#define __DEFAULT_FN_ATTRS \
+ __attribute__((__always_inline__, __nodebug__, __target__("sgx")))
+
+static __inline unsigned int __DEFAULT_FN_ATTRS
+_enclu_u32(unsigned int __leaf, __SIZE_TYPE__ __d[])
+{
+ unsigned int __result;
+ __asm__ ("enclu"
+ : "=a" (__result), "=b" (__d[0]), "=c" (__d[1]), "=d" (__d[2])
+ : "a" (__leaf), "b" (__d[0]), "c" (__d[1]), "d" (__d[2])
+ : "cc");
+ return __result;
+}
+
+static __inline unsigned int __DEFAULT_FN_ATTRS
+_encls_u32(unsigned int __leaf, __SIZE_TYPE__ __d[])
+{
+ unsigned int __result;
+ __asm__ ("encls"
+ : "=a" (__result), "=b" (__d[0]), "=c" (__d[1]), "=d" (__d[2])
+ : "a" (__leaf), "b" (__d[0]), "c" (__d[1]), "d" (__d[2])
+ : "cc");
+ return __result;
+}
+
+static __inline unsigned int __DEFAULT_FN_ATTRS
+_enclv_u32(unsigned int __leaf, __SIZE_TYPE__ __d[])
+{
+ unsigned int __result;
+ __asm__ ("enclv"
+ : "=a" (__result), "=b" (__d[0]), "=c" (__d[1]), "=d" (__d[2])
+ : "a" (__leaf), "b" (__d[0]), "c" (__d[1]), "d" (__d[2])
+ : "cc");
+ return __result;
+}
+
+#undef __DEFAULT_FN_ATTRS
+
+#endif
Index: lib/Headers/x86intrin.h
===================================================================
--- lib/Headers/x86intrin.h
+++ lib/Headers/x86intrin.h
@@ -109,4 +109,8 @@
#include <pconfigintrin.h>
#endif
+#if !defined(_MSC_VER) || __has_feature(modules) || defined(__SGX__)
+#include <sgxintrin.h>
+#endif
+
#endif /* __X86INTRIN_H */
Index: lib/Headers/CMakeLists.txt
===================================================================
--- lib/Headers/CMakeLists.txt
+++ lib/Headers/CMakeLists.txt
@@ -78,6 +78,7 @@
prfchwintrin.h
rdseedintrin.h
rtmintrin.h
+ sgxintrin.h
s390intrin.h
shaintrin.h
smmintrin.h
Index: lib/Headers/module.modulemap
===================================================================
--- lib/Headers/module.modulemap
+++ lib/Headers/module.modulemap
@@ -68,6 +68,7 @@
textual header "waitpkgintrin.h"
textual header "movdirintrin.h"
textual header "pconfigintrin.h"
+ textual header "sgxintrin.h"
explicit module mm_malloc {
requires !freestanding
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