Author: gbuella Date: Tue May 8 00:12:34 2018 New Revision: 331743 URL: http://llvm.org/viewvc/llvm-project?rev=331743&view=rev Log: [x86] Introduce the encl[u|s|v] intrinsics
Reviewers: craig.topper, zvi Reviewed By: craig.topper Differential Revision: https://reviews.llvm.org/D46435 Added: cfe/trunk/lib/Headers/sgxintrin.h (with props) cfe/trunk/test/Headers/sgxintrin.c (with props) Modified: cfe/trunk/lib/Headers/CMakeLists.txt cfe/trunk/lib/Headers/module.modulemap cfe/trunk/lib/Headers/x86intrin.h Modified: cfe/trunk/lib/Headers/CMakeLists.txt URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Headers/CMakeLists.txt?rev=331743&r1=331742&r2=331743&view=diff ============================================================================== --- cfe/trunk/lib/Headers/CMakeLists.txt (original) +++ cfe/trunk/lib/Headers/CMakeLists.txt Tue May 8 00:12:34 2018 @@ -78,6 +78,7 @@ set(files prfchwintrin.h rdseedintrin.h rtmintrin.h + sgxintrin.h s390intrin.h shaintrin.h smmintrin.h Modified: cfe/trunk/lib/Headers/module.modulemap URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Headers/module.modulemap?rev=331743&r1=331742&r2=331743&view=diff ============================================================================== --- cfe/trunk/lib/Headers/module.modulemap (original) +++ cfe/trunk/lib/Headers/module.modulemap Tue May 8 00:12:34 2018 @@ -68,6 +68,7 @@ module _Builtin_intrinsics [system] [ext textual header "waitpkgintrin.h" textual header "movdirintrin.h" textual header "pconfigintrin.h" + textual header "sgxintrin.h" explicit module mm_malloc { requires !freestanding Added: cfe/trunk/lib/Headers/sgxintrin.h URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Headers/sgxintrin.h?rev=331743&view=auto ============================================================================== --- cfe/trunk/lib/Headers/sgxintrin.h (added) +++ cfe/trunk/lib/Headers/sgxintrin.h Tue May 8 00:12:34 2018 @@ -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 Propchange: cfe/trunk/lib/Headers/sgxintrin.h ------------------------------------------------------------------------------ svn:eol-style = native Propchange: cfe/trunk/lib/Headers/sgxintrin.h ------------------------------------------------------------------------------ svn:keywords = Author Date Id Rev URL Propchange: cfe/trunk/lib/Headers/sgxintrin.h ------------------------------------------------------------------------------ svn:mime-type = text/plain Modified: cfe/trunk/lib/Headers/x86intrin.h URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Headers/x86intrin.h?rev=331743&r1=331742&r2=331743&view=diff ============================================================================== --- cfe/trunk/lib/Headers/x86intrin.h (original) +++ cfe/trunk/lib/Headers/x86intrin.h Tue May 8 00:12:34 2018 @@ -109,4 +109,8 @@ #include <pconfigintrin.h> #endif +#if !defined(_MSC_VER) || __has_feature(modules) || defined(__SGX__) +#include <sgxintrin.h> +#endif + #endif /* __X86INTRIN_H */ Added: cfe/trunk/test/Headers/sgxintrin.c URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Headers/sgxintrin.c?rev=331743&view=auto ============================================================================== --- cfe/trunk/test/Headers/sgxintrin.c (added) +++ cfe/trunk/test/Headers/sgxintrin.c Tue May 8 00:12:34 2018 @@ -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); +} Propchange: cfe/trunk/test/Headers/sgxintrin.c ------------------------------------------------------------------------------ svn:eol-style = native Propchange: cfe/trunk/test/Headers/sgxintrin.c ------------------------------------------------------------------------------ svn:keywords = Author Date Id Rev URL Propchange: cfe/trunk/test/Headers/sgxintrin.c ------------------------------------------------------------------------------ svn:mime-type = text/plain _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
