1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=i686-unknown-unknown -mcpu=generic | FileCheck %s --check-prefix=X86
3; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=generic | FileCheck %s --check-prefix=X64
4
5; Verify that we correctly lower the "Read Performance-Monitoring Counters"
6; x86 builtin.
7
8define i64 @test_builtin_read_pmc(i32 %ID) {
9; X86-LABEL: test_builtin_read_pmc:
10; X86:       # %bb.0:
11; X86-NEXT:    movl {{[0-9]+}}(%esp), %ecx
12; X86-NEXT:    rdpmc
13; X86-NEXT:    retl
14;
15; X64-LABEL: test_builtin_read_pmc:
16; X64:       # %bb.0:
17; X64-NEXT:    movl %edi, %ecx
18; X64-NEXT:    rdpmc
19; X64-NEXT:    shlq $32, %rdx
20; X64-NEXT:    orq %rdx, %rax
21; X64-NEXT:    retq
22  %1 = tail call i64 @llvm.x86.rdpmc(i32 %ID)
23  ret i64 %1
24}
25declare i64 @llvm.x86.rdpmc(i32 %ID)
26
27