; RUN: llc -mtriple=x86_64-pc-windows-coreclr -verify-machineinstrs < %s | FileCheck %s declare void @ProcessCLRException() declare void @f(i32) declare void @g(i8 addrspace(1)*) declare i8 addrspace(1)* @llvm.eh.exceptionpointer.p1i8(token) ; Simplified IR for pseudo-C# like the following: ; void test1() { ; try { ; f(1); ; try { ; f(2); ; } catch (type1) { ; f(3); ; } catch (type2) { ; f(4); ; try { ; f(5); ; } fault { ; f(6); ; } ; } ; } finally { ; f(7); ; } ; f(8); ; } ; ; CHECK-LABEL: test1: # @test1 ; CHECK-NEXT: [[test1_begin:.*func_begin.*]]: define void @test1() personality i8* bitcast (void ()* @ProcessCLRException to i8*) { entry: ; CHECK: # %entry ; CHECK: leaq [[FPOffset:[0-9]+]](%rsp), %rbp ; CHECK: .seh_endprologue ; CHECK: movq %rsp, [[PSPSymOffset:[0-9]+]](%rsp) ; CHECK: [[test1_before_f1:.+]]: ; CHECK-NEXT: movl $1, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test1_after_f1:.+]]: invoke void @f(i32 1) to label %inner_try unwind label %finally inner_try: ; CHECK: # %inner_try ; CHECK: [[test1_before_f2:.+]]: ; CHECK-NEXT: movl $2, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test1_after_f2:.+]]: invoke void @f(i32 2) to label %finally.clone unwind label %exn.dispatch exn.dispatch: %catchswitch = catchswitch within none [label %catch1, label %catch2] unwind label %finally catch1: %catch.pad1 = catchpad within %catchswitch [i32 1] ; CHECK: .seh_proc [[test1_catch1:[^ ]+]] ; CHECK: .seh_stackalloc [[FuncletFrameSize:[0-9]+]] ; ^ all funclets use the same frame size ; CHECK: movq [[PSPSymOffset]](%rcx), %rcx ; ^ establisher frame pointer passed in rcx ; CHECK: movq %rcx, [[PSPSymOffset]](%rsp) ; CHECK: leaq [[FPOffset]](%rcx), %rbp ; CHECK: .seh_endprologue ; CHECK: movq %rdx, %rcx ; ^ exception pointer passed in rdx ; CHECK-NEXT: callq g %exn1 = call i8 addrspace(1)* @llvm.eh.exceptionpointer.p1i8(token %catch.pad1) call void @g(i8 addrspace(1)* %exn1) [ "funclet"(token %catch.pad1) ] ; CHECK: [[test1_before_f3:.+]]: ; CHECK-NEXT: movl $3, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test1_after_f3:.+]]: invoke void @f(i32 3) [ "funclet"(token %catch.pad1) ] to label %catch1.ret unwind label %finally catch1.ret: catchret from %catch.pad1 to label %finally.clone catch2: %catch.pad2 = catchpad within %catchswitch [i32 2] ; CHECK: .seh_proc [[test1_catch2:[^ ]+]] ; CHECK: .seh_stackalloc [[FuncletFrameSize:[0-9]+]] ; ^ all funclets use the same frame size ; CHECK: movq [[PSPSymOffset]](%rcx), %rcx ; ^ establisher frame pointer passed in rcx ; CHECK: movq %rcx, [[PSPSymOffset]](%rsp) ; CHECK: leaq [[FPOffset]](%rcx), %rbp ; CHECK: .seh_endprologue ; CHECK: movq %rdx, %rcx ; ^ exception pointer passed in rdx ; CHECK-NEXT: callq g %exn2 = call i8 addrspace(1)* @llvm.eh.exceptionpointer.p1i8(token %catch.pad2) call void @g(i8 addrspace(1)* %exn2) [ "funclet"(token %catch.pad2) ] ; CHECK: [[test1_before_f4:.+]]: ; CHECK-NEXT: movl $4, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test1_after_f4:.+]]: invoke void @f(i32 4) [ "funclet"(token %catch.pad2) ] to label %try_in_catch unwind label %finally try_in_catch: ; CHECK: # %try_in_catch ; CHECK: [[test1_before_f5:.+]]: ; CHECK-NEXT: movl $5, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test1_after_f5:.+]]: invoke void @f(i32 5) [ "funclet"(token %catch.pad2) ] to label %catch2.ret unwind label %fault fault: ; CHECK: .seh_proc [[test1_fault:[^ ]+]] %fault.pad = cleanuppad within %catch.pad2 [i32 undef] ; CHECK: .seh_stackalloc [[FuncletFrameSize:[0-9]+]] ; ^ all funclets use the same frame size ; CHECK: movq [[PSPSymOffset]](%rcx), %rcx ; ^ establisher frame pointer passed in rcx ; CHECK: movq %rcx, [[PSPSymOffset]](%rsp) ; CHECK: leaq [[FPOffset]](%rcx), %rbp ; CHECK: .seh_endprologue ; CHECK: [[test1_before_f6:.+]]: ; CHECK-NEXT: movl $6, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test1_after_f6:.+]]: invoke void @f(i32 6) [ "funclet"(token %fault.pad) ] to label %fault.ret unwind label %finally fault.ret: cleanupret from %fault.pad unwind label %finally catch2.ret: catchret from %catch.pad2 to label %finally.clone finally.clone: call void @f(i32 7) br label %tail finally: ; CHECK: .seh_proc [[test1_finally:[^ ]+]] %finally.pad = cleanuppad within none [] ; CHECK: .seh_stackalloc [[FuncletFrameSize:[0-9]+]] ; ^ all funclets use the same frame size ; CHECK: movq [[PSPSymOffset]](%rcx), %rcx ; ^ establisher frame pointer passed in rcx ; CHECK: movq %rcx, [[PSPSymOffset]](%rsp) ; CHECK: leaq [[FPOffset]](%rcx), %rbp ; CHECK: .seh_endprologue ; CHECK-NEXT: movl $7, %ecx ; CHECK-NEXT: callq f call void @f(i32 7) [ "funclet"(token %finally.pad) ] cleanupret from %finally.pad unwind to caller tail: call void @f(i32 8) ret void ; CHECK: [[test1_end:.*func_end.*]]: } ; Now check for EH table in xdata (following standard xdata) ; CHECK-LABEL: .section .xdata ; standard xdata comes here ; CHECK: .long 4{{$}} ; ^ number of funclets ; CHECK-NEXT: .long [[test1_catch1]]-[[test1_begin]] ; ^ offset from L_begin to start of 1st funclet ; CHECK-NEXT: .long [[test1_catch2]]-[[test1_begin]] ; ^ offset from L_begin to start of 2nd funclet ; CHECK-NEXT: .long [[test1_fault]]-[[test1_begin]] ; ^ offset from L_begin to start of 3rd funclet ; CHECK-NEXT: .long [[test1_finally]]-[[test1_begin]] ; ^ offset from L_begin to start of 4th funclet ; CHECK-NEXT: .long [[test1_end]]-[[test1_begin]] ; ^ offset from L_begin to end of last funclet ; CHECK-NEXT: .long 7 ; ^ number of EH clauses ; Clause 1: call f(2) is guarded by catch1 ; CHECK-NEXT: .long 0 ; ^ flags (0 => catch handler) ; CHECK-NEXT: .long ([[test1_before_f2]]-[[test1_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test1_after_f2]]-[[test1_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test1_catch1]]-[[test1_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test1_catch2]]-[[test1_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 1 ; ^ type token of catch (from catchpad) ; Clause 2: call f(2) is also guarded by catch2 ; CHECK-NEXT: .long 0 ; ^ flags (0 => catch handler) ; CHECK-NEXT: .long ([[test1_before_f2]]-[[test1_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test1_after_f2]]-[[test1_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test1_catch2]]-[[test1_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test1_fault]]-[[test1_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 2 ; ^ type token of catch (from catchpad) ; Clause 3: calls f(1) and f(2) are guarded by finally ; CHECK-NEXT: .long 2 ; ^ flags (2 => finally handler) ; CHECK-NEXT: .long ([[test1_before_f1]]-[[test1_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test1_after_f2]]-[[test1_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test1_finally]]-[[test1_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test1_end]]-[[test1_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for finally) ; Clause 4: call f(3) is guarded by finally ; This is a "duplicate" because the protected range (f(3)) ; is in funclet catch1 but the finally's immediate parent ; is the main function, not that funclet. ; CHECK-NEXT: .long 10 ; ^ flags (2 => finally handler | 8 => duplicate) ; CHECK-NEXT: .long ([[test1_before_f3]]-[[test1_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test1_after_f3]]-[[test1_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test1_finally]]-[[test1_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test1_end]]-[[test1_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for finally) ; Clause 5: call f(5) is guarded by fault ; CHECK-NEXT: .long 4 ; ^ flags (4 => fault handler) ; CHECK-NEXT: .long ([[test1_before_f5]]-[[test1_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test1_after_f5]]-[[test1_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test1_fault]]-[[test1_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test1_finally]]-[[test1_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for fault) ; Clause 6: calls f(4) and f(5) are guarded by finally ; This is a "duplicate" because the protected range (f(4)-f(5)) ; is in funclet catch2 but the finally's immediate parent ; is the main function, not that funclet. ; CHECK-NEXT: .long 10 ; ^ flags (2 => finally handler | 8 => duplicate) ; CHECK-NEXT: .long ([[test1_before_f4]]-[[test1_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test1_after_f5]]-[[test1_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test1_finally]]-[[test1_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test1_end]]-[[test1_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for finally) ; Clause 7: call f(6) is guarded by finally ; This is a "duplicate" because the protected range (f(3)) ; is in funclet catch1 but the finally's immediate parent ; is the main function, not that funclet. ; CHECK-NEXT: .long 10 ; ^ flags (2 => finally handler | 8 => duplicate) ; CHECK-NEXT: .long ([[test1_before_f6]]-[[test1_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test1_after_f6]]-[[test1_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test1_finally]]-[[test1_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test1_end]]-[[test1_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for finally) ; Test with a cleanup that has no cleanupret, and thus needs its unwind dest ; inferred from an inner catchswitch ; ; corresponds to C# along the lines of: ; void test2() { ; try { ; try { ; f(1); ; } fault { ; try { ; f(2); ; } catch(type1) { ; } ; __unreachable(); ; } ; } catch(type2) { ; } ; } ; define void @test2() personality i8* bitcast (void ()* @ProcessCLRException to i8*) { entry: invoke void @f(i32 1) to label %exit unwind label %fault fault: %fault.pad = cleanuppad within none [i32 undef] invoke void @f(i32 2) ["funclet"(token %fault.pad)] to label %unreachable unwind label %exn.dispatch.inner exn.dispatch.inner: %catchswitch.inner = catchswitch within %fault.pad [label %catch1] unwind label %exn.dispatch.outer catch1: %catch.pad1 = catchpad within %catchswitch.inner [i32 1] catchret from %catch.pad1 to label %unreachable exn.dispatch.outer: %catchswitch.outer = catchswitch within none [label %catch2] unwind to caller catch2: %catch.pad2 = catchpad within %catchswitch.outer [i32 2] catchret from %catch.pad2 to label %exit exit: ret void unreachable: unreachable } ; CHECK-LABEL: test2: # @test2 ; CHECK-NEXT: [[test2_begin:.*func_begin.*]]: ; CHECK: .seh_endprologue ; CHECK: [[test2_before_f1:.+]]: ; CHECK-NEXT: movl $1, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test2_after_f1:.+]]: ; CHECK: .seh_proc [[test2_catch1:[^ ]+]] ; CHECK: .seh_proc [[test2_catch2:[^ ]+]] ; CHECK: .seh_proc [[test2_fault:[^ ]+]] ; CHECK: .seh_endprologue ; CHECK: [[test2_before_f2:.+]]: ; CHECK-NEXT: movl $2, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test2_after_f2:.+]]: ; CHECK: int3 ; CHECK: [[test2_end:.*func_end.*]]: ; Now check for EH table in xdata (following standard xdata) ; CHECK-LABEL: .section .xdata ; standard xdata comes here ; CHECK: .long 3{{$}} ; ^ number of funclets ; CHECK-NEXT: .long [[test2_catch1]]-[[test2_begin]] ; ^ offset from L_begin to start of 2nd funclet ; CHECK-NEXT: .long [[test2_catch2]]-[[test2_begin]] ; ^ offset from L_begin to start of 3rd funclet ; CHECK-NEXT: .long [[test2_fault]]-[[test2_begin]] ; ^ offset from L_begin to start of 1st funclet ; CHECK-NEXT: .long [[test2_end]]-[[test2_begin]] ; ^ offset from L_begin to end of last funclet ; CHECK-NEXT: .long 4 ; ^ number of EH clauses ; Clause 1: call f(1) is guarded by fault ; CHECK-NEXT: .long 4 ; ^ flags (4 => fault handler) ; CHECK-NEXT: .long ([[test2_before_f1]]-[[test2_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test2_after_f1]]-[[test2_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test2_fault]]-[[test2_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test2_end]]-[[test2_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for fault) ; Clause 2: call f(1) is also guarded by catch2 ; CHECK-NEXT: .long 0 ; ^ flags (0 => catch handler) ; CHECK-NEXT: .long ([[test2_before_f1]]-[[test2_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test2_after_f1]]-[[test2_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test2_catch2]]-[[test2_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test2_fault]]-[[test2_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 2 ; ^ type token of catch (from catchpad) ; Clause 3: calls f(2) is guarded by catch1 ; CHECK-NEXT: .long 0 ; ^ flags (0 => catch handler) ; CHECK-NEXT: .long ([[test2_before_f2]]-[[test2_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test2_after_f2]]-[[test2_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test2_catch1]]-[[test2_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test2_catch2]]-[[test2_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 1 ; ^ type token of catch (from catchpad) ; Clause 4: call f(2) is also guarded by catch2 ; This is a "duplicate" because the protected range (f(2)) ; is in funclet fault but catch2's immediate parent ; is the main function, not that funclet. ; CHECK-NEXT: .long 8 ; ^ flags (0 => catch handler | 8 => duplicate) ; CHECK-NEXT: .long ([[test2_before_f2]]-[[test2_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test2_after_f2]]-[[test2_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test2_catch2]]-[[test2_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test2_fault]]-[[test2_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 2 ; ^ type token of catch (from catchpad) ; Test with several cleanups that need to infer their unwind dests from each ; other, the inner one needing to make the inference from an invoke, ignoring ; not-really-unwinding calls/unwind-to-caller catchswitches, as well as some ; internal invokes/catchswitches ; ; Corresponds to something like: ; void test3() { ; try { ; f(1); ; } fault { // fault1 ; try { ; try { ; f(2); ; __unreachable(); ; } fault { // fault2 ; try { ; f(3); ; } fault { // fault3 ; try { ; f(4); ; } fault { // fault4 ; f(5); // no unwind edge (e.g. front-end knew it wouldn't throw but ; didn't bother to specify nounwind) ; try { ; try { ; f(6); ; } catch(type 1) { ; goto __unreachable; ; } ; } catch (type 2) { // marked "unwinds to caller" because we allow ; // that if the unwind won't be taken (see ; // SimplifyUnreachable & RemoveUnwindEdge) ; goto _unreachable; ; } ; f(7); ; __unreachable(); ; } ; } ; } ; } fault { // fault 5 ; } ; } ; } ; ; CHECK-LABEL: test3: # @test3 ; CHECK-NEXT: [[test3_begin:.*func_begin.*]]: define void @test3() personality i8* bitcast (void ()* @ProcessCLRException to i8*) { entry: ; CHECK: .seh_endprologue ; CHECK: [[test3_before_f1:.+]]: ; CHECK-NEXT: movl $1, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test3_after_f1:.+]]: invoke void @f(i32 1) to label %exit unwind label %fault1 fault1: ; check lines below since this gets reordered to end-of-func %fault.pad1 = cleanuppad within none [i32 undef] invoke void @f(i32 2) ["funclet"(token %fault.pad1)] to label %unreachable unwind label %fault2 fault2: ; check lines below since this gets reordered to end-of-func %fault.pad2 = cleanuppad within %fault.pad1 [i32 undef] invoke void @f(i32 3) ["funclet"(token %fault.pad2)] to label %unreachable unwind label %fault3 fault3: ; check lines below since this gets reordered to end-of-func %fault.pad3 = cleanuppad within %fault.pad2 [i32 undef] invoke void @f(i32 4) ["funclet"(token %fault.pad3)] to label %unreachable unwind label %fault4 fault4: ; CHECK: .seh_proc [[test3_fault4:[^ ]+]] %fault.pad4 = cleanuppad within %fault.pad3 [i32 undef] ; CHECK: .seh_endprologue call void @f(i32 5) ["funclet"(token %fault.pad4)] ; CHECK: [[test3_before_f6:.+]]: ; CHECK-NEXT: movl $6, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test3_after_f6:.+]]: invoke void @f(i32 6) ["funclet"(token %fault.pad4)] to label %fault4.cont unwind label %exn.dispatch1 fault4.cont: ; CHECK: # %fault4.cont ; CHECK: [[test3_before_f7:.+]]: ; CHECK-NEXT: movl $7, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test3_after_f7:.+]]: invoke void @f(i32 7) ["funclet"(token %fault.pad4)] to label %unreachable unwind label %fault5 exn.dispatch1: %catchswitch1 = catchswitch within %fault.pad4 [label %catch1] unwind label %exn.dispatch2 catch1: %catch.pad1 = catchpad within %catchswitch1 [i32 1] ; CHECK: .seh_proc [[test3_catch1:[^ ]+]] catchret from %catch.pad1 to label %unreachable exn.dispatch2: %catchswitch2 = catchswitch within %fault.pad4 [label %catch2] unwind to caller catch2: %catch.pad2 = catchpad within %catchswitch2 [i32 2] ; CHECK: .seh_proc [[test3_catch2:[^ ]+]] catchret from %catch.pad2 to label %unreachable fault5: ; CHECK: .seh_proc [[test3_fault5:[^ ]+]] %fault.pad5 = cleanuppad within %fault.pad1 [i32 undef] ; CHECK: .seh_endprologue cleanupret from %fault.pad5 unwind to caller exit: ret void unreachable: unreachable ; CHECK: .seh_proc [[test3_fault3:[^ ]+]] ; CHECK: # %fault3 ; CHECK: .seh_endprologue ; CHECK: [[test3_before_f4:.+]]: ; CHECK-NEXT: movl $4, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test3_after_f4:.+]]: ; CHECK: int3 ; CHECK: .seh_proc [[test3_fault2:[^ ]+]] ; CHECK: # %fault2 ; CHECK: .seh_endprologue ; CHECK: [[test3_before_f3:.+]]: ; CHECK-NEXT: movl $3, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test3_after_f3:.+]]: ; CHECK: int3 ; CHECK: .seh_proc [[test3_fault1:[^ ]+]] ; CHECK: # %fault1 ; CHECK: .seh_endprologue ; CHECK: [[test3_before_f2:.+]]: ; CHECK-NEXT: movl $2, %ecx ; CHECK-NEXT: callq f ; CHECK-NEXT: [[test3_after_f2:.+]]: ; CHECK: int3 ; CHECK: [[test3_end:.*func_end.*]]: } ; Now check for EH table in xdata (following standard xdata) ; CHECK-LABEL: .section .xdata ; standard xdata comes here ; CHECK: .long 7{{$}} ; ^ number of funclets ; CHECK-NEXT: .long [[test3_fault4]]-[[test3_begin]] ; ^ offset from L_begin to start of 1st funclet ; CHECK-NEXT: .long [[test3_catch1]]-[[test3_begin]] ; ^ offset from L_begin to start of 2nd funclet ; CHECK-NEXT: .long [[test3_catch2]]-[[test3_begin]] ; ^ offset from L_begin to start of 3rd funclet ; CHECK-NEXT: .long [[test3_fault5]]-[[test3_begin]] ; ^ offset from L_begin to start of 4th funclet ; CHECK-NEXT: .long [[test3_fault3]]-[[test3_begin]] ; ^ offset from L_begin to start of 5th funclet ; CHECK-NEXT: .long [[test3_fault2]]-[[test3_begin]] ; ^ offset from L_begin to start of 6th funclet ; CHECK-NEXT: .long [[test3_fault1]]-[[test3_begin]] ; ^ offset from L_begin to start of 7th funclet ; CHECK-NEXT: .long [[test3_end]]-[[test3_begin]] ; ^ offset from L_begin to end of last funclet ; CHECK-NEXT: .long 10 ; ^ number of EH clauses ; Clause 1: call f(1) is guarded by fault1 ; CHECK-NEXT: .long 4 ; ^ flags (4 => fault handler) ; CHECK-NEXT: .long ([[test3_before_f1]]-[[test3_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test3_after_f1]]-[[test3_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test3_fault1]]-[[test3_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test3_end]]-[[test3_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for fault) ; Clause 3: call f(6) is guarded by catch1 ; CHECK-NEXT: .long 0 ; ^ flags (0 => catch handler) ; CHECK-NEXT: .long ([[test3_before_f6]]-[[test3_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test3_after_f6]]-[[test3_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test3_catch1]]-[[test3_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test3_catch2]]-[[test3_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 1 ; ^ type token of catch (from catchpad) ; Clause 3: call f(6) is also guarded by catch2 ; CHECK-NEXT: .long 0 ; ^ flags (0 => catch handler) ; CHECK-NEXT: .long ([[test3_before_f6]]-[[test3_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test3_after_f6]]-[[test3_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test3_catch2]]-[[test3_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test3_fault5]]-[[test3_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 2 ; ^ type token of catch (from catchpad) ; Clause 4: call f(7) is guarded by fault5 ; This is a "duplicate" because the protected range (f(6)-f(7)) ; is in funclet fault4 but fault5's immediate parent ; is fault1, not that funclet. ; CHECK-NEXT: .long 12 ; ^ flags (4 => fault handler | 8 => duplicate) ; CHECK-NEXT: .long ([[test3_before_f7]]-[[test3_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test3_after_f7]]-[[test3_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test3_fault5]]-[[test3_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test3_fault3]]-[[test3_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for fault) ; Clause 5: call f(4) is guarded by fault4 ; CHECK-NEXT: .long 4 ; ^ flags (4 => fault handler) ; CHECK-NEXT: .long ([[test3_before_f4]]-[[test3_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test3_after_f4]]-[[test3_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test3_fault4]]-[[test3_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test3_catch1]]-[[test3_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for fault) ; Clause 6: call f(4) is also guarded by fault5 ; This is a "duplicate" because the protected range (f(4)) ; is in funclet fault3 but fault5's immediate parent ; is fault1, not that funclet. ; CHECK-NEXT: .long 12 ; ^ flags (4 => fault handler) ; CHECK-NEXT: .long ([[test3_before_f4]]-[[test3_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test3_after_f4]]-[[test3_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test3_fault5]]-[[test3_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test3_fault3]]-[[test3_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for fault) ; Clause 7: call f(3) is guarded by fault3 ; CHECK-NEXT: .long 4 ; ^ flags (4 => fault handler) ; CHECK-NEXT: .long ([[test3_before_f3]]-[[test3_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test3_after_f3]]-[[test3_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test3_fault3]]-[[test3_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test3_fault2]]-[[test3_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for fault) ; Clause 8: call f(3) is guarded by fault5 ; This is a "duplicate" because the protected range (f(3)) ; is in funclet fault2 but fault5's immediate parent ; is fault1, not that funclet. ; CHECK-NEXT: .long 12 ; ^ flags (4 => fault handler | 8 => duplicate) ; CHECK-NEXT: .long ([[test3_before_f3]]-[[test3_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test3_after_f3]]-[[test3_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test3_fault5]]-[[test3_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test3_fault3]]-[[test3_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for fault) ; Clause 9: call f(2) is guarded by fault2 ; CHECK-NEXT: .long 4 ; ^ flags (4 => fault handler) ; CHECK-NEXT: .long ([[test3_before_f2]]-[[test3_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test3_after_f2]]-[[test3_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test3_fault2]]-[[test3_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test3_fault1]]-[[test3_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for fault) ; Clause 10: call f(2) is guarded by fault5 ; CHECK-NEXT: .long 4 ; ^ flags (4 => fault handler) ; CHECK-NEXT: .long ([[test3_before_f2]]-[[test3_begin]])+1 ; ^ offset of start of clause ; CHECK-NEXT: .long ([[test3_after_f2]]-[[test3_begin]])+1 ; ^ offset of end of clause ; CHECK-NEXT: .long [[test3_fault5]]-[[test3_begin]] ; ^ offset of start of handler ; CHECK-NEXT: .long [[test3_fault3]]-[[test3_begin]] ; ^ offset of end of handler ; CHECK-NEXT: .long 0 ; ^ type token slot (null for fault)