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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=i686-apple-darwin -mcpu=knl --show-mc-encoding -verify-machineinstrs | FileCheck %s --check-prefixes=CHECK,X863; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=knl --show-mc-encoding -verify-machineinstrs | FileCheck %s --check-prefixes=CHECK,X644 5declare i32 @llvm.x86.rdpkru()6declare void @llvm.x86.wrpkru(i32)7 8define void @test_x86_wrpkru(i32 %src) {9; X86-LABEL: test_x86_wrpkru:10; X86: ## %bb.0:11; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ## encoding: [0x8b,0x44,0x24,0x04]12; X86-NEXT: xorl %edx, %edx ## encoding: [0x31,0xd2]13; X86-NEXT: xorl %ecx, %ecx ## encoding: [0x31,0xc9]14; X86-NEXT: wrpkru ## encoding: [0x0f,0x01,0xef]15; X86-NEXT: retl ## encoding: [0xc3]16;17; X64-LABEL: test_x86_wrpkru:18; X64: ## %bb.0:19; X64-NEXT: movl %edi, %eax ## encoding: [0x89,0xf8]20; X64-NEXT: xorl %edx, %edx ## encoding: [0x31,0xd2]21; X64-NEXT: xorl %ecx, %ecx ## encoding: [0x31,0xc9]22; X64-NEXT: wrpkru ## encoding: [0x0f,0x01,0xef]23; X64-NEXT: retq ## encoding: [0xc3]24 call void @llvm.x86.wrpkru(i32 %src)25 ret void26}27 28define i32 @test_x86_rdpkru() {29; CHECK-LABEL: test_x86_rdpkru:30; CHECK: ## %bb.0:31; CHECK-NEXT: xorl %ecx, %ecx ## encoding: [0x31,0xc9]32; CHECK-NEXT: rdpkru ## encoding: [0x0f,0x01,0xee]33; CHECK-NEXT: ret{{[l|q]}} ## encoding: [0xc3]34 %res = call i32 @llvm.x86.rdpkru()35 ret i32 %res36}37