1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-- -mattr=rdpid | FileCheck %s --check-prefix=CHECK --check-prefix=X86-64
; RUN: llc < %s -mtriple=i686-- -mattr=rdpid | FileCheck %s --check-prefix=CHECK --check-prefix=X86
define i32 @test_builtin_rdpid() {
; X86-64-LABEL: test_builtin_rdpid:
; X86-64: # %bb.0:
; X86-64-NEXT: rdpid %rax
; X86-64-NEXT: # kill: def $eax killed $eax killed $rax
; X86-64-NEXT: retq
;
; X86-LABEL: test_builtin_rdpid:
; X86: # %bb.0:
; X86-NEXT: rdpid %eax
; X86-NEXT: retl
%1 = tail call i32 @llvm.x86.rdpid()
ret i32 %1
}
declare i32 @llvm.x86.rdpid()
|
