1; RUN: llc < %s -march=x86-64 -mcpu=generic | FileCheck %s --check-prefix=CHECK --check-prefix=X86-64
2; RUN: llc < %s -march=x86 -mcpu=generic | FileCheck %s --check-prefix=CHECK --check-prefix=X86
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4; Verify that we correctly lower the "Read Performance-Monitoring Counters"
5; x86 builtin.
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7
8define i64 @test_builtin_read_pmc(i32 %ID) {
9  %1 = tail call i64 @llvm.x86.rdpmc(i32 %ID)
10  ret i64 %1
11}
12; CHECK-LABEL: test_builtin_read_pmc
13; CHECK: rdpmc
14; X86-NOT: shlq
15; X86-NOT: or
16; X86-64: shlq
17; X86-64: or
18; CHECK-NOT: mov
19; CHECK: ret
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21declare i64 @llvm.x86.rdpmc(i32 %ID)
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