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| author | Hal Finkel <hfinkel@anl.gov> | 2015-08-31 23:55:19 +0000 |
|---|---|---|
| committer | Hal Finkel <hfinkel@anl.gov> | 2015-08-31 23:55:19 +0000 |
| commit | 65e1e4dbe0f1fff23eceeb0fcadd93e8f0a302aa (patch) | |
| tree | 2f5a5104242324476a32cae071e49f43c41c89c7 /clang/test/CodeGen/builtins-ppc.c | |
| parent | f4967754a517e0a37621c80c9e695041cf9bf5b3 (diff) | |
| download | bcm5719-llvm-65e1e4dbe0f1fff23eceeb0fcadd93e8f0a302aa.tar.gz bcm5719-llvm-65e1e4dbe0f1fff23eceeb0fcadd93e8f0a302aa.zip | |
[PowerPC] Support __builtin_ppc_get_timebase
GCC 4.8+ has a PowerPC-specific intrinsic, __builtin_ppc_get_timebase, to do
what Clang's __builtin_readcyclecounter does. For compatibility with code that
uses GCC's spelling (including glibc), support it as well.
Partially fixes PR23681.
llvm-svn: 246510
Diffstat (limited to 'clang/test/CodeGen/builtins-ppc.c')
| -rw-r--r-- | clang/test/CodeGen/builtins-ppc.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/clang/test/CodeGen/builtins-ppc.c b/clang/test/CodeGen/builtins-ppc.c index 9ef5e3708f5..1f17787ad9c 100644 --- a/clang/test/CodeGen/builtins-ppc.c +++ b/clang/test/CodeGen/builtins-ppc.c @@ -7,3 +7,10 @@ void test_eh_return_data_regno() res = __builtin_eh_return_data_regno(0); // CHECK: store volatile i32 3 res = __builtin_eh_return_data_regno(1); // CHECK: store volatile i32 4 } + +// CHECK-LABEL: define i64 @test_builtin_ppc_get_timebase +long long test_builtin_ppc_get_timebase() { + // CHECK: call i64 @llvm.readcyclecounter() + return __builtin_ppc_get_timebase(); +} + |
