diff options
Diffstat (limited to 'test/CodeGen/X86/rdtsc.ll')
| -rw-r--r-- | test/CodeGen/X86/rdtsc.ll | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/test/CodeGen/X86/rdtsc.ll b/test/CodeGen/X86/rdtsc.ll deleted file mode 100644 index dba614ad104e..000000000000 --- a/test/CodeGen/X86/rdtsc.ll +++ /dev/null @@ -1,49 +0,0 @@ -; RUN: llc < %s -march=x86-64 -mcpu=generic | FileCheck %s -; RUN: llc < %s -march=x86 -mcpu=generic | FileCheck %s --check-prefix=CHECK --check-prefix=X86 - -; Verify that we correctly lower ISD::READCYCLECOUNTER. - - -define i64 @test_builtin_readcyclecounter() { - %1 = tail call i64 @llvm.readcyclecounter() - ret i64 %1 -} -; CHECK-LABEL: test_builtin_readcyclecounter -; CHECK: rdtsc -; X86-NOT: shlq -; X86-NOT: or -; CHECK-NOT: mov -; CHECK: ret - - -; Verify that we correctly lower the Read Cycle Counter GCC x86 builtins -; (i.e. RDTSC and RDTSCP). - -define i64 @test_builtin_rdtsc() { - %1 = tail call i64 @llvm.x86.rdtsc() - ret i64 %1 -} -; CHECK-LABEL: test_builtin_rdtsc -; CHECK: rdtsc -; X86-NOT: shlq -; X86-NOT: or -; CHECK-NOT: mov -; CHECK: ret - - -define i64 @test_builtin_rdtscp(i8* %A) { - %1 = tail call i64 @llvm.x86.rdtscp(i8* %A) - ret i64 %1 -} -; CHECK-LABEL: test_builtin_rdtscp -; CHECK: rdtscp -; X86-NOT: shlq -; CHECK: movl %ecx, (%{{[a-z0-9]+}}) -; X86-NOT: shlq -; CHECK: ret - - -declare i64 @llvm.readcyclecounter() -declare i64 @llvm.x86.rdtscp(i8*) -declare i64 @llvm.x86.rdtsc() - |
