1# RUN: llc -march=x86-64 -run-pass none -o - %s | FileCheck %s 2# This test ensures that the MIR parser parses heap alloc markers correctly. 3 4--- | 5 declare i8* @f(i32) nounwind 6 7 define i32 @test(i32 %x) nounwind { 8 entry: 9 call i8* @f(i32 %x), !heapallocsite !2 10 ret i32 undef 11 } 12 13 !llvm.dbg.cu = !{!0} 14 !llvm.module.flags = !{!3, !4} 15 16 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None) 17 !1 = !DIFile(filename: "test.ll", directory: "") 18 !2 = !{} 19 !3 = !{i32 2, !"Debug Info Version", i32 3} 20 !4 = !{i32 1, !"wchar_size", i32 2} 21 22... 23--- 24name: test 25# CHECK-LABEL: name: test 26tracksRegLiveness: true 27frameInfo: 28 hasCalls: true 29body: | 30 bb.0.entry: 31 liveins: $ecx 32 33 %0:gr32 = COPY $ecx 34 ADJCALLSTACKDOWN64 32, 0, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp 35 $ecx = COPY %0 36 CALL64pcrel32 @f, csr_win64, implicit $rsp, implicit $ssp, implicit $ecx, implicit-def $rsp, implicit-def $ssp, implicit-def dead $rax, heap-alloc-marker !2 37 ; CHECK: CALL64pcrel32 @f, {{.*}} heap-alloc-marker !2 38 ADJCALLSTACKUP64 32, 0, implicit-def dead $rsp, implicit-def dead $eflags, implicit-def dead $ssp, implicit $rsp, implicit $ssp 39 $eax = MOV32r0 implicit-def dead $eflags 40 RET 0, killed $eax 41 42... 43