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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2012-01-28 18:42:57 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2012-01-28 18:42:57 +0000 |
| commit | a49a2839266f0bac2b6286e9f49fdc0c292938fe (patch) | |
| tree | fc9198c2a440131d8d480ab4748762a9b1c7c520 /test/CodeGen/count-builtins.c | |
| parent | 9f1c49c57d8a5215c3f662b0f00e830a0b06d6de (diff) | |
Make the __builtin_c[lt]zs builtins target independent.
There is really no reason to have these only available on x86. It's
just __builtin_c[tl]z for shorts.
Modernize the test while at it.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@149183 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/count-builtins.c')
| -rw-r--r-- | test/CodeGen/count-builtins.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/test/CodeGen/count-builtins.c b/test/CodeGen/count-builtins.c new file mode 100644 index 0000000000..e6133c5cf0 --- /dev/null +++ b/test/CodeGen/count-builtins.c @@ -0,0 +1,33 @@ +// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s + +int leading, trailing, pop; + +void test_i16(short P) { + leading = __builtin_clzs(P); + trailing = __builtin_ctzs(P); + +// CHECK: @test_i16 +// CHECK: call i16 @llvm.ctlz.i16 +// CHECK: call i16 @llvm.cttz.i16 +} + +void test_i32(int P) { + leading = __builtin_clz(P); + trailing = __builtin_ctz(P); + pop = __builtin_popcount(P); + +// CHECK: @test_i32 +// CHECK: call i32 @llvm.ctlz.i32 +// CHECK: call i32 @llvm.cttz.i32 +// CHECK: call i32 @llvm.ctpop.i32 +} + +void test_i64(float P) { + leading = __builtin_clzll(P); + trailing = __builtin_ctzll(P); + pop = __builtin_popcountll(P); +// CHECK: @test_i64 +// CHECK: call i64 @llvm.ctlz.i64 +// CHECK: call i64 @llvm.cttz.i64 +// CHECK: call i64 @llvm.ctpop.i64 +} |