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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-unknown-unknown -mcpu=generic | FileCheck %s --check-prefix=X86
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=generic | FileCheck %s --check-prefix=X64
; Verify that we correctly lower the "Read Performance-Monitoring Counters"
; x86 builtin.
define i64 @test_builtin_read_pmc(i32 %ID) {
; X86-LABEL: test_builtin_read_pmc:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT: rdpmc
; X86-NEXT: retl
;
; X64-LABEL: test_builtin_read_pmc:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %ecx
; X64-NEXT: rdpmc
; X64-NEXT: shlq $32, %rdx
; X64-NEXT: orq %rdx, %rax
; X64-NEXT: retq
%1 = tail call i64 @llvm.x86.rdpmc(i32 %ID)
ret i64 %1
}
declare i64 @llvm.x86.rdpmc(i32 %ID)
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