# RUN: llc -march=x86-64 -run-pass none -o - %s | FileCheck %s # This test ensures that the MIR parser parses pre- and post-instruction symbols # and MCSymbol operands correctly. --- | declare void @f(i32 %x) nounwind declare void @g(i32 %x) nounwind declare void @h(i32 %x) nounwind define i64 @test(i32 %x) nounwind { entry: call void @f(i32 %x) call void @g(i32 %x) call void @h(i32 %x), !dbg !9 ret i64 undef } !llvm.dbg.cu = !{!0} !llvm.module.flags = !{!6, !7} !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !2, globals: !2, imports: !2) !1 = !DIFile(filename: "test.ll", directory: "") !2 = !{} !4 = distinct !DISubprogram(name: "test", scope: !5, file: !5, line: 4, type: !2, isLocal: false, isDefinition: true, scopeLine: 4, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2) !5 = !DIFile(filename: "test.c", directory: "") !6 = !{i32 2, !"Dwarf Version", i32 4} !7 = !{i32 2, !"Debug Info Version", i32 3} !9 = !DILocation(line: 1, scope: !4) ... --- name: test # CHECK-LABEL: name: test tracksRegLiveness: true frameInfo: hasCalls: true body: | bb.0.entry: liveins: $edi %0:gr32 = COPY $edi %1:gr32 = COPY killed %0 ADJCALLSTACKDOWN64 0, 0, 0, implicit-def $rsp, implicit-def $eflags, implicit-def $ssp, implicit $rsp, implicit $ssp $edi = COPY %1 CALL64pcrel32 @f, csr_64, implicit $rsp, implicit $ssp, implicit $edi, pre-instr-symbol <mcsymbol .Lpre_f>, post-instr-symbol <mcsymbol .Lpost_f> ; CHECK: CALL64pcrel32 @f, {{.*}}, pre-instr-symbol <mcsymbol .Lpre_f>, post-instr-symbol <mcsymbol .Lpost_f> ADJCALLSTACKUP64 0, 0, implicit-def $rsp, implicit-def $eflags, implicit-def $ssp, implicit $rsp, implicit $ssp ADJCALLSTACKDOWN64 0, 0, 0, implicit-def $rsp, implicit-def $eflags, implicit-def $ssp, implicit $rsp, implicit $ssp $edi = COPY %1 CALL64pcrel32 @g, csr_64, implicit $rsp, implicit $ssp, implicit $edi, pre-instr-symbol <mcsymbol .Lpre_g> ; CHECK: CALL64pcrel32 @g, {{.*}}, pre-instr-symbol <mcsymbol .Lpre_g> ADJCALLSTACKUP64 0, 0, implicit-def $rsp, implicit-def $eflags, implicit-def $ssp, implicit $rsp, implicit $ssp ADJCALLSTACKDOWN64 0, 0, 0, implicit-def $rsp, implicit-def $eflags, implicit-def $ssp, implicit $rsp, implicit $ssp $edi = COPY %1 CALL64pcrel32 @h, csr_64, implicit $rsp, implicit $ssp, implicit $edi, post-instr-symbol <mcsymbol .Lpost_h>, debug-location !9 ; CHECK: CALL64pcrel32 @h, {{.*}}, post-instr-symbol <mcsymbol .Lpost_h>, debug-location ADJCALLSTACKUP64 0, 0, implicit-def $rsp, implicit-def $eflags, implicit-def $ssp, implicit $rsp, implicit $ssp %2:gr64 = MOV64ri32 <mcsymbol .Lpre_f> %3:gr64 = MOV64ri32 <mcsymbol .Lpost_f> %4:gr64 = MOV64ri32 <mcsymbol .Lpre_g> %5:gr64 = MOV64ri32 <mcsymbol .Lpost_h> ; CHECK: %2:gr64 = MOV64ri32 <mcsymbol .Lpre_f> ; CHECK: %3:gr64 = MOV64ri32 <mcsymbol .Lpost_f> ; CHECK: %4:gr64 = MOV64ri32 <mcsymbol .Lpre_g> ; CHECK: %5:gr64 = MOV64ri32 <mcsymbol .Lpost_h> %6:gr64 = ADD64rr killed %2, killed %3, implicit-def $eflags %7:gr64 = ADD64rr killed %4, killed %5, implicit-def $eflags %8:gr64 = ADD64rr killed %6, killed %7, implicit-def $eflags $rax = COPY %8 RET64 implicit $rax ...