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| author | Weiming Zhao <weimingz@codeaurora.org> | 2013-11-12 21:42:50 +0000 |
|---|---|---|
| committer | Weiming Zhao <weimingz@codeaurora.org> | 2013-11-12 21:42:50 +0000 |
| commit | 87bb4920e9a121e437d3d9abf8426706bdaec6ca (patch) | |
| tree | 6c46bd11712e821ad4ecefbfee838cc34c051fbb | |
| parent | 8eaf1543e58b6d0832bb9852ee6fa93915c2aa3b (diff) | |
| download | bcm5719-llvm-87bb4920e9a121e437d3d9abf8426706bdaec6ca.tar.gz bcm5719-llvm-87bb4920e9a121e437d3d9abf8426706bdaec6ca.zip | |
add intrinsics: __builtin_arm_{dmb,dsb} for ARM
llvm-svn: 194513
| -rw-r--r-- | clang/include/clang/Basic/BuiltinsARM.def | 4 | ||||
| -rw-r--r-- | clang/lib/Sema/SemaChecking.cpp | 2 | ||||
| -rw-r--r-- | clang/test/CodeGen/builtins-arm.c | 6 |
3 files changed, 11 insertions, 1 deletions
diff --git a/clang/include/clang/Basic/BuiltinsARM.def b/clang/include/clang/Basic/BuiltinsARM.def index 5a2b573b163..21bb892a8b9 100644 --- a/clang/include/clang/Basic/BuiltinsARM.def +++ b/clang/include/clang/Basic/BuiltinsARM.def @@ -61,6 +61,10 @@ BUILTIN(__builtin_arm_crc32cd, "UiUiLLUi", "nc") // HINT BUILTIN(__builtin_arm_sevl, "v", "") +// Data barrier +BUILTIN(__builtin_arm_dmb, "vUi", "nc") +BUILTIN(__builtin_arm_dsb, "vUi", "nc") + // NEON #define GET_NEON_BUILTINS #include "clang/Basic/arm_neon.inc" diff --git a/clang/lib/Sema/SemaChecking.cpp b/clang/lib/Sema/SemaChecking.cpp index 5fe2d03d1d1..d059001f9bb 100644 --- a/clang/lib/Sema/SemaChecking.cpp +++ b/clang/lib/Sema/SemaChecking.cpp @@ -624,6 +624,8 @@ bool Sema::CheckARMBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) { case ARM::BI__builtin_arm_usat: i = 1; u = 31; break; case ARM::BI__builtin_arm_vcvtr_f: case ARM::BI__builtin_arm_vcvtr_d: i = 1; u = 1; break; + case ARM::BI__builtin_arm_dmb: + case ARM::BI__builtin_arm_dsb: l = 0; u = 15; break; #define GET_NEON_IMMEDIATE_CHECK #include "clang/Basic/arm_neon.inc" #undef GET_NEON_IMMEDIATE_CHECK diff --git a/clang/test/CodeGen/builtins-arm.c b/clang/test/CodeGen/builtins-arm.c index f8c7f730a9a..937e1d96259 100644 --- a/clang/test/CodeGen/builtins-arm.c +++ b/clang/test/CodeGen/builtins-arm.c @@ -22,5 +22,9 @@ void test_eh_return_data_regno() void sevl() { __builtin_arm_sevl(); } - // CHECK: call {{.*}} @llvm.arm.sevl + +void test_barrier() { + __builtin_arm_dmb(1); //CHECK: call {{.*}} @llvm.arm.dmb(i32 1) + __builtin_arm_dsb(2); //CHECK: call {{.*}} @llvm.arm.dsb(i32 2) +} |
