| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=x86-64 -mattr=+rdpid | FileCheck %s --check-prefix=CHECK --check-prefix=GENERIC |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=icelake-client | FileCheck %s --check-prefix=CHECK --check-prefix=ICELAKE |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -print-schedule -mcpu=icelake-server | FileCheck %s --check-prefix=CHECK --check-prefix=ICELAKE |
| |
| define i32 @test_rdpid() { |
| ; GENERIC-LABEL: test_rdpid: |
| ; GENERIC: # %bb.0: |
| ; GENERIC-NEXT: rdpid %rax # sched: [100:0.33] |
| ; GENERIC-NEXT: # kill: def $eax killed $eax killed $rax |
| ; GENERIC-NEXT: retq # sched: [1:1.00] |
| ; |
| ; ICELAKE-LABEL: test_rdpid: |
| ; ICELAKE: # %bb.0: |
| ; ICELAKE-NEXT: rdpid %rax # sched: [100:0.25] |
| ; ICELAKE-NEXT: # kill: def $eax killed $eax killed $rax |
| ; ICELAKE-NEXT: retq # sched: [7:1.00] |
| %1 = tail call i32 @llvm.x86.rdpid() |
| ret i32 %1 |
| } |
| declare i32 @llvm.x86.rdpid() |
