mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-22 20:43:44 +02:00
27 lines
839 B
LLVM
27 lines
839 B
LLVM
; 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)
|
|
|