1*9880d681SAndroid Build Coastguard Worker// This test checks the alignment and padding of the unwind info. 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Worker// RUN: llvm-mc -triple x86_64-pc-win32 -filetype=obj %s | llvm-readobj -s -sd -sr -u | FileCheck %s 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Worker// CHECK: Sections [ 6*9880d681SAndroid Build Coastguard Worker// CHECK: Section { 7*9880d681SAndroid Build Coastguard Worker// CHECK: Name: .xdata 8*9880d681SAndroid Build Coastguard Worker// CHECK: RawDataSize: 8 9*9880d681SAndroid Build Coastguard Worker// CHECK: RelocationCount: 0 10*9880d681SAndroid Build Coastguard Worker// CHECK: Characteristics [ 11*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: ALIGN_4BYTES 12*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: CNT_INITIALIZED_DATA 13*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: MEM_READ 14*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: ] 15*9880d681SAndroid Build Coastguard Worker// CHECK: Relocations [ 16*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: ] 17*9880d681SAndroid Build Coastguard Worker// CHECK: SectionData ( 18*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: 0000: 01000000 00000000 19*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: ) 20*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: } 21*9880d681SAndroid Build Coastguard Worker// CHECK: Section { 22*9880d681SAndroid Build Coastguard Worker// CHECK: Name: .pdata 23*9880d681SAndroid Build Coastguard Worker// CHECK: RawDataSize: 12 24*9880d681SAndroid Build Coastguard Worker// CHECK: RelocationCount: 3 25*9880d681SAndroid Build Coastguard Worker// CHECK: Characteristics [ 26*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: IMAGE_SCN_ALIGN_4BYTES 27*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: IMAGE_SCN_CNT_INITIALIZED_DATA 28*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: IMAGE_SCN_MEM_READ 29*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: ] 30*9880d681SAndroid Build Coastguard Worker// CHECK: Relocations [ 31*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: [[BeginDisp:0x[A-F0-9]+]] IMAGE_REL_AMD64_ADDR32NB smallFunc 32*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: [[EndDisp:0x[A-F0-9]+]] IMAGE_REL_AMD64_ADDR32NB smallFunc 33*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: [[UnwindDisp:0x[A-F0-9]+]] IMAGE_REL_AMD64_ADDR32NB .xdata 34*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: ] 35*9880d681SAndroid Build Coastguard Worker// CHECK: SectionData ( 36*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: 0000: 00000000 01000000 00000000 37*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: ) 38*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: } 39*9880d681SAndroid Build Coastguard Worker// CHECK: UnwindInformation [ 40*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: RuntimeFunction { 41*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: StartAddress: smallFunc {{(\+0x[A-F0-9]+ )?}}([[BeginDisp]]) 42*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: EndAddress: smallFunc {{(\+0x[A-F0-9]+ )?}}([[EndDisp]]) 43*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: UnwindInfoAddress: .xdata {{(\+0x[A-F0-9]+ )?}}([[UnwindDisp]]) 44*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: UnwindInfo { 45*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: Version: 1 46*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: Flags [ 47*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: ] 48*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: PrologSize: 0 49*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: FrameRegister: - 50*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: FrameOffset: - 51*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: UnwindCodeCount: 0 52*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: UnwindCodes [ 53*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: ] 54*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: } 55*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: } 56*9880d681SAndroid Build Coastguard Worker// CHECK-NEXT: ] 57*9880d681SAndroid Build Coastguard Worker 58*9880d681SAndroid Build Coastguard Worker// Generate the minimal unwind info. 59*9880d681SAndroid Build Coastguard Worker// It contains only the version set to 1. All other bytes are 0. 60*9880d681SAndroid Build Coastguard Worker .globl smallFunc 61*9880d681SAndroid Build Coastguard Worker .def smallFunc; .scl 2; .type 32; .endef 62*9880d681SAndroid Build Coastguard Worker .seh_proc smallFunc 63*9880d681SAndroid Build Coastguard WorkersmallFunc: 64*9880d681SAndroid Build Coastguard Worker ret 65*9880d681SAndroid Build Coastguard Worker .seh_endproc 66