1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -verify-machineinstrs < %s -mtriple=i686-unknown-unknown -mattr=+rtm | FileCheck %s --check-prefix=X86 3; RUN: llc -verify-machineinstrs < %s -mtriple=x86_64-unknown-unknown -mattr=+rtm | FileCheck %s --check-prefix=X64 4 5declare i32 @llvm.x86.xbegin() nounwind 6declare void @llvm.x86.xend() nounwind 7declare void @llvm.x86.xabort(i8) nounwind 8declare void @f1() 9 10define i32 @test_xbegin() nounwind uwtable { 11; X86-LABEL: test_xbegin: 12; X86: # %bb.0: # %entry 13; X86-NEXT: xbegin .LBB0_2 14; X86-NEXT: # %bb.1: # %entry 15; X86-NEXT: movl $-1, %eax 16; X86: .LBB0_2: # %entry 17; X86-NEXT: # XABORT DEF 18; X86-NEXT: retl 19; 20; X64-LABEL: test_xbegin: 21; X64: # %bb.0: # %entry 22; X64-NEXT: xbegin .LBB0_2 23; X64-NEXT: # %bb.1: # %entry 24; X64-NEXT: movl $-1, %eax 25; X64: .LBB0_2: # %entry 26; X64-NEXT: # XABORT DEF 27; X64-NEXT: retq 28entry: 29 %0 = tail call i32 @llvm.x86.xbegin() nounwind 30 ret i32 %0 31} 32 33define void @test_xend() nounwind uwtable { 34; X86-LABEL: test_xend: 35; X86: # %bb.0: # %entry 36; X86-NEXT: xend 37; X86-NEXT: retl 38; 39; X64-LABEL: test_xend: 40; X64: # %bb.0: # %entry 41; X64-NEXT: xend 42; X64-NEXT: retq 43entry: 44 tail call void @llvm.x86.xend() nounwind 45 ret void 46} 47 48define void @test_xabort() nounwind uwtable { 49; X86-LABEL: test_xabort: 50; X86: # %bb.0: # %entry 51; X86-NEXT: xabort $2 52; X86-NEXT: retl 53; 54; X64-LABEL: test_xabort: 55; X64: # %bb.0: # %entry 56; X64-NEXT: xabort $2 57; X64-NEXT: retq 58entry: 59 tail call void @llvm.x86.xabort(i8 2) 60 ret void 61} 62 63define void @f2(i32 %x) nounwind uwtable { 64; X86-LABEL: f2: 65; X86: # %bb.0: # %entry 66; X86-NEXT: xabort $1 67; X86-NEXT: calll f1 68; X86-NEXT: retl 69; 70; X64-LABEL: f2: 71; X64: # %bb.0: # %entry 72; X64-NEXT: pushq %rax 73; X64-NEXT: .cfi_def_cfa_offset 16 74; X64-NEXT: movl %edi, {{[0-9]+}}(%rsp) 75; X64-NEXT: xabort $1 76; X64-NEXT: callq f1 77; X64-NEXT: popq %rax 78; X64-NEXT: .cfi_def_cfa_offset 8 79; X64-NEXT: retq 80entry: 81 %x.addr = alloca i32, align 4 82 store i32 %x, i32* %x.addr, align 4 83 call void @llvm.x86.xabort(i8 1) 84 call void @f1() 85 ret void 86} 87 88