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	The personality routine currently lives in the LandingPadInst. This isn't desirable because: - All LandingPadInsts in the same function must have the same personality routine. This means that each LandingPadInst beyond the first has an operand which produces no additional information. - There is ongoing work to introduce EH IR constructs other than LandingPadInst. Moving the personality routine off of any one particular Instruction and onto the parent function seems a lot better than have N different places a personality function can sneak onto an exceptional function. Differential Revision: http://reviews.llvm.org/D10429 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239940 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			573 lines
		
	
	
		
			21 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			573 lines
		
	
	
		
			21 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
; ARM EHABI integrated test
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; This test case checks whether the ARM DWARF stack frame directives
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; are properly generated or not.
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; We have to check several cases:
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; (1) arm with -disable-fp-elim
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; (2) arm without -disable-fp-elim
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; (3) armv7 with -disable-fp-elim
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; (4) armv7 without -disable-fp-elim
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; (5) thumb with -disable-fp-elim
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; (6) thumb without -disable-fp-elim
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; (7) thumbv7 with -disable-fp-elim
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; (8) thumbv7 without -disable-fp-elim
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; (9) thumbv7 with -no-integrated-as
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; RUN: llc -mtriple arm-unknown-linux-gnueabi \
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; RUN:     -disable-fp-elim -filetype=asm -o - %s \
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; RUN:   | FileCheck %s --check-prefix=CHECK-FP
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; RUN: llc -mtriple arm-unknown-linux-gnueabi \
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; RUN:     -filetype=asm -o - %s \
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; RUN:   | FileCheck %s --check-prefix=CHECK-FP-ELIM
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; RUN: llc -mtriple armv7-unknown-linux-gnueabi \
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; RUN:     -disable-fp-elim -filetype=asm -o - %s \
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; RUN:   | FileCheck %s --check-prefix=CHECK-V7-FP
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; RUN: llc -mtriple armv7-unknown-linux-gnueabi \
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; RUN:     -filetype=asm -o - %s \
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; RUN:   | FileCheck %s --check-prefix=CHECK-V7-FP-ELIM
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; RUN: llc -mtriple thumb-unknown-linux-gnueabi \
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; RUN:     -disable-fp-elim -filetype=asm -o - %s \
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; RUN:   | FileCheck %s --check-prefix=CHECK-THUMB-FP
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; RUN: llc -mtriple thumb-unknown-linux-gnueabi \
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; RUN:     -filetype=asm -o - %s \
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; RUN:   | FileCheck %s --check-prefix=CHECK-THUMB-FP-ELIM
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; RUN: llc -mtriple thumbv7-unknown-linux-gnueabi \
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; RUN:     -disable-fp-elim -filetype=asm -o - %s \
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; RUN:   | FileCheck %s --check-prefix=CHECK-THUMB-V7-FP
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; RUN: llc -mtriple thumbv7-unknown-linux-gnueabi \
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; RUN:     -filetype=asm -o - %s \
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; RUN:   | FileCheck %s --check-prefix=CHECK-THUMB-V7-FP-ELIM
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; RUN: llc -mtriple thumbv7-unknown-linux-gnueabi \
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; RUN:     -disable-fp-elim -no-integrated-as -filetype=asm -o - %s \
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; RUN:   | FileCheck %s --check-prefix=CHECK-THUMB-V7-FP-NOIAS
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;-------------------------------------------------------------------------------
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; Test 1
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;-------------------------------------------------------------------------------
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; This is the LLVM assembly generated from following C++ code:
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;
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;   extern void print(int, int, int, int, int);
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;   extern void print(double, double, double, double, double);
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;
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;   void test(int a, int b, int c, int d, int e,
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;             double m, double n, double p, double q, double r) {
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;     try {
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;       print(a, b, c, d, e);
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;     } catch (...) {
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;       print(m, n, p, q, r);
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;     }
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;   }
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declare void @_Z5printiiiii(i32, i32, i32, i32, i32)
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declare void @_Z5printddddd(double, double, double, double, double)
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define void @_Z4testiiiiiddddd(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e,
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                               double %m, double %n, double %p,
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                               double %q, double %r) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
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entry:
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  invoke void @_Z5printiiiii(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e)
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          to label %try.cont unwind label %lpad
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lpad:
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  %0 = landingpad { i8*, i32 }
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          catch i8* null
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  %1 = extractvalue { i8*, i32 } %0, 0
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  %2 = tail call i8* @__cxa_begin_catch(i8* %1)
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  invoke void @_Z5printddddd(double %m, double %n, double %p,
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                             double %q, double %r)
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          to label %invoke.cont2 unwind label %lpad1
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invoke.cont2:
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  tail call void @__cxa_end_catch()
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  br label %try.cont
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try.cont:
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  ret void
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lpad1:
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  %3 = landingpad { i8*, i32 }
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          cleanup
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  invoke void @__cxa_end_catch()
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          to label %eh.resume unwind label %terminate.lpad
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eh.resume:
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  resume { i8*, i32 } %3
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terminate.lpad:
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  %4 = landingpad { i8*, i32 }
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          catch i8* null
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  %5 = extractvalue { i8*, i32 } %4, 0
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  tail call void @__clang_call_terminate(i8* %5)
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  unreachable
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}
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declare void @__clang_call_terminate(i8*)
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declare i32 @__gxx_personality_v0(...)
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declare i8* @__cxa_begin_catch(i8*)
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declare void @__cxa_end_catch()
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declare void @_ZSt9terminatev()
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!10, !11}
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!llvm.ident = !{!12}
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!0 = !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5 ", isOptimized: false, emissionKind: 0, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2)
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!1 = !DIFile(filename: "exp.cpp", directory: "/tmp")
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!2 = !{}
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!3 = !{!4}
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!4 = !DISubprogram(name: "test", linkageName: "_Z4testiiiiiddddd", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 5, file: !1, scope: !5, type: !6, function: void (i32, i32, i32, i32, i32, double, double, double, double, double)* @_Z4testiiiiiddddd, variables: !2)
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!5 = !DIFile(filename: "exp.cpp", directory: "/tmp")
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!6 = !DISubroutineType(types: !7)
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!7 = !{null, !8, !8, !8, !8, !8, !9, !9, !9, !9, !9}
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!8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!9 = !DIBasicType(tag: DW_TAG_base_type, name: "double", size: 64, align: 64, encoding: DW_ATE_float)
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!10 = !{i32 2, !"Dwarf Version", i32 4}
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!11 = !{i32 1, !"Debug Info Version", i32 3}
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!12 = !{!"clang version 3.5 "}
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!13 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "a", line: 4, arg: 1, scope: !4, file: !5, type: !8)
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!14 = !DILocation(line: 4, scope: !4)
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!15 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "b", line: 4, arg: 2, scope: !4, file: !5, type: !8)
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!16 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "c", line: 4, arg: 3, scope: !4, file: !5, type: !8)
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!17 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "d", line: 4, arg: 4, scope: !4, file: !5, type: !8)
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!18 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "e", line: 4, arg: 5, scope: !4, file: !5, type: !8)
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!19 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "m", line: 5, arg: 6, scope: !4, file: !5, type: !9)
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!20 = !DILocation(line: 5, scope: !4)
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!21 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "n", line: 5, arg: 7, scope: !4, file: !5, type: !9)
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!22 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "p", line: 5, arg: 8, scope: !4, file: !5, type: !9)
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!23 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "q", line: 5, arg: 9, scope: !4, file: !5, type: !9)
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!24 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "r", line: 5, arg: 10, scope: !4, file: !5, type: !9)
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!25 = !DILocation(line: 7, scope: !26)
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!26 = distinct !DILexicalBlock(line: 6, column: 0, file: !1, scope: !4)
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!27 = !DILocation(line: 8, scope: !26)
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!28 = !DILocation(line: 11, scope: !26)
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!29 = !DILocation(line: 9, scope: !30)
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!30 = distinct !DILexicalBlock(line: 8, column: 0, file: !1, scope: !4)
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!31 = !DILocation(line: 10, scope: !30)
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!32 = !DILocation(line: 10, scope: !4)
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!33 = !DILocation(line: 11, scope: !4)
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!34 = !DILocation(line: 11, scope: !30)
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; CHECK-FP-LABEL: _Z4testiiiiiddddd:
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; CHECK-FP:   .cfi_startproc
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; CHECK-FP:   push   {r4, r5, r6, r7, r8, r9, r10, r11, lr}
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; CHECK-FP:   .cfi_def_cfa_offset 36
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; CHECK-FP:   .cfi_offset lr, -4
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; CHECK-FP:   .cfi_offset r11, -8
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; CHECK-FP:   .cfi_offset r10, -12
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; CHECK-FP:   .cfi_offset r9, -16
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; CHECK-FP:   .cfi_offset r8, -20
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; CHECK-FP:   .cfi_offset r7, -24
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; CHECK-FP:   .cfi_offset r6, -28
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; CHECK-FP:   .cfi_offset r5, -32
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; CHECK-FP:   .cfi_offset r4, -36
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; CHECK-FP:   add    r11, sp, #28
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; CHECK-FP:   .cfi_def_cfa r11, 8
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; CHECK-FP:   sub    sp, sp, #44
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; CHECK-FP:   .cfi_endproc
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; CHECK-FP-ELIM-LABEL: _Z4testiiiiiddddd:
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; CHECK-FP-ELIM:   .cfi_startproc
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; CHECK-FP-ELIM:   push  {r4, r5, r6, r7, r8, r9, r10, r11, lr}
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; CHECK-FP-ELIM:   .cfi_def_cfa_offset 36
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; CHECK-FP-ELIM:   .cfi_offset lr, -4
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; CHECK-FP-ELIM:   .cfi_offset r11, -8
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; CHECK-FP-ELIM:   .cfi_offset r10, -12
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; CHECK-FP-ELIM:   .cfi_offset r9, -16
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; CHECK-FP-ELIM:   .cfi_offset r8, -20
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; CHECK-FP-ELIM:   .cfi_offset r7, -24
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; CHECK-FP-ELIM:   .cfi_offset r6, -28
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; CHECK-FP-ELIM:   .cfi_offset r5, -32
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; CHECK-FP-ELIM:   .cfi_offset r4, -36
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; CHECK-FP-ELIM:   sub   sp, sp, #36
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; CHECK-FP-ELIM:   .cfi_def_cfa_offset 72
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; CHECK-FP-ELIM:   .cfi_endproc
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; CHECK-V7-FP-LABEL: _Z4testiiiiiddddd:
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; CHECK-V7-FP:   .cfi_startproc
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; CHECK-V7-FP:   push   {r4, r10, r11, lr}
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; CHECK-V7-FP:   .cfi_def_cfa_offset 16
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; CHECK-V7-FP:   .cfi_offset lr, -4
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; CHECK-V7-FP:   .cfi_offset r11, -8
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; CHECK-V7-FP:   .cfi_offset r10, -12
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; CHECK-V7-FP:   .cfi_offset r4, -16
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; CHECK-V7-FP:   add    r11, sp, #8
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; CHECK-V7-FP:   .cfi_def_cfa r11, 8
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; CHECK-V7-FP:   vpush  {d8, d9, d10, d11, d12}
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; CHECK-V7-FP:   .cfi_offset d12, -24
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; CHECK-V7-FP:   .cfi_offset d11, -32
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; CHECK-V7-FP:   .cfi_offset d10, -40
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; CHECK-V7-FP:   .cfi_offset d9, -48
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; CHECK-V7-FP:   .cfi_offset d8, -56
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; CHECK-V7-FP:   sub    sp, sp, #24
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; CHECK-V7-FP:   .cfi_endproc
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; CHECK-V7-FP-ELIM-LABEL: _Z4testiiiiiddddd:
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; CHECK-V7-FP-ELIM:   .cfi_startproc
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; CHECK-V7-FP-ELIM:   push   {r4, lr}
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; CHECK-V7-FP-ELIM:   .cfi_def_cfa_offset 8
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; CHECK-V7-FP-ELIM:   .cfi_offset lr, -4
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; CHECK-V7-FP-ELIM:   .cfi_offset r4, -8
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; CHECK-V7-FP-ELIM:   vpush  {d8, d9, d10, d11, d12}
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; CHECK-V7-FP-ELIM:   .cfi_def_cfa_offset 48
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; CHECK-V7-FP-ELIM:   .cfi_offset d12, -16
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; CHECK-V7-FP-ELIM:   .cfi_offset d11, -24
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; CHECK-V7-FP-ELIM:   .cfi_offset d10, -32
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; CHECK-V7-FP-ELIM:   .cfi_offset d9, -40
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; CHECK-V7-FP-ELIM:   .cfi_offset d8, -48
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; CHECK-V7-FP-ELIM:   sub    sp, sp, #24
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; CHECK-V7-FP-ELIM:   .cfi_def_cfa_offset 72
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; CHECK-V7-FP-ELIM:   .cfi_endproc
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; CHECK-THUMB-FP-LABEL: _Z4testiiiiiddddd:
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; CHECK-THUMB-FP:   .cfi_startproc
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; CHECK-THUMB-FP:   push   {r4, r5, r6, r7, lr}
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; CHECK-THUMB-FP:   .cfi_def_cfa_offset 20
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; CHECK-THUMB-FP:   .cfi_offset lr, -4
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; CHECK-THUMB-FP:   .cfi_offset r7, -8
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; CHECK-THUMB-FP:   .cfi_offset r6, -12
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; CHECK-THUMB-FP:   .cfi_offset r5, -16
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; CHECK-THUMB-FP:   .cfi_offset r4, -20
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; CHECK-THUMB-FP:   add    r7, sp, #12
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; CHECK-THUMB-FP:   .cfi_def_cfa r7, 8
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; CHECK-THUMB-FP:   sub    sp, #60
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; CHECK-THUMB-FP:   .cfi_endproc
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; CHECK-THUMB-FP-ELIM-LABEL: _Z4testiiiiiddddd:
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; CHECK-THUMB-FP-ELIM:   .cfi_startproc
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; CHECK-THUMB-FP-ELIM:   push   {r4, r5, r6, r7, lr}
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; CHECK-THUMB-FP-ELIM:   .cfi_def_cfa_offset 20
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; CHECK-THUMB-FP-ELIM:   .cfi_offset lr, -4
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; CHECK-THUMB-FP-ELIM:   .cfi_offset r7, -8
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; CHECK-THUMB-FP-ELIM:   .cfi_offset r6, -12
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; CHECK-THUMB-FP-ELIM:   .cfi_offset r5, -16
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; CHECK-THUMB-FP-ELIM:   .cfi_offset r4, -20
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; CHECK-THUMB-FP-ELIM:   sub    sp, #60
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; CHECK-THUMB-FP-ELIM:   .cfi_def_cfa_offset 80
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; CHECK-THUMB-FP-ELIM:   .cfi_endproc
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; CHECK-THUMB-V7-FP-LABEL: _Z4testiiiiiddddd:
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; CHECK-THUMB-V7-FP:   .cfi_startproc
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; CHECK-THUMB-V7-FP:   push   {r4, r6, r7, lr}
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; CHECK-THUMB-V7-FP:   .cfi_def_cfa_offset 16
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; CHECK-THUMB-V7-FP:   .cfi_offset lr, -4
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; CHECK-THUMB-V7-FP:   .cfi_offset r7, -8
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; CHECK-THUMB-V7-FP:   .cfi_offset r6, -12
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; CHECK-THUMB-V7-FP:   .cfi_offset r4, -16
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; CHECK-THUMB-V7-FP:   add    r7, sp, #8
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; CHECK-THUMB-V7-FP:   .cfi_def_cfa r7, 8
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; CHECK-THUMB-V7-FP:   vpush  {d8, d9, d10, d11, d12}
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; CHECK-THUMB-V7-FP:   .cfi_offset d12, -24
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; CHECK-THUMB-V7-FP:   .cfi_offset d11, -32
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; CHECK-THUMB-V7-FP:   .cfi_offset d10, -40
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; CHECK-THUMB-V7-FP:   .cfi_offset d9, -48
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; CHECK-THUMB-V7-FP:   .cfi_offset d8, -56
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; CHECK-THUMB-V7-FP:   sub    sp, #24
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; CHECK-THUMB-V7-FP:   .cfi_endproc
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; CHECK-THUMB-V7-FP-ELIM-LABEL: _Z4testiiiiiddddd:
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; CHECK-THUMB-V7-FP-ELIM:   .cfi_startproc
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; CHECK-THUMB-V7-FP-ELIM:   push   {r4, lr}
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; CHECK-THUMB-V7-FP-ELIM:   .cfi_def_cfa_offset 8
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; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset lr, -4
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; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset r4, -8
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; CHECK-THUMB-V7-FP-ELIM:   vpush  {d8, d9, d10, d11, d12}
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; CHECK-THUMB-V7-FP-ELIM:   .cfi_def_cfa_offset 48
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						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset d12, -16
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset d11, -24
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset d10, -32
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset d9, -40
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset d8, -48
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   sub    sp, #24
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_def_cfa_offset 72
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS-LABEL: _Z4testiiiiiddddd:
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_startproc
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   push   {r4, r6, r7, lr}
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_def_cfa_offset 16
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_offset 14, -4
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_offset 7, -8
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_offset 6, -12
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_offset 4, -16
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   add    r7, sp, #8
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_def_cfa 7, 8
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   vpush  {d8, d9, d10, d11, d12}
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_offset 268, -24
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_offset 267, -32
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_offset 266, -40
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_offset 265, -48
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_offset 264, -56
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   sub    sp, #24
 | 
						|
; CHECK-THUMB-V7-FP-NOIAS:   .cfi_endproc
 | 
						|
 | 
						|
;-------------------------------------------------------------------------------
 | 
						|
; Test 2
 | 
						|
;-------------------------------------------------------------------------------
 | 
						|
 | 
						|
declare void @throw_exception_2()
 | 
						|
 | 
						|
define void @test2() {
 | 
						|
entry:
 | 
						|
  call void @throw_exception_2()
 | 
						|
  ret void
 | 
						|
}
 | 
						|
 | 
						|
; CHECK-FP-LABEL: test2:
 | 
						|
; CHECK-FP:   .cfi_startproc
 | 
						|
; CHECK-FP:   push   {r11, lr}
 | 
						|
; CHECK-FP:   .cfi_def_cfa_offset 8
 | 
						|
; CHECK-FP:   .cfi_offset lr, -4
 | 
						|
; CHECK-FP:   .cfi_offset r11, -8
 | 
						|
; CHECK-FP:   mov    r11, sp
 | 
						|
; CHECK-FP:   .cfi_def_cfa_register r11
 | 
						|
; CHECK-FP:   pop    {r11, lr}
 | 
						|
; CHECK-FP:   mov    pc, lr
 | 
						|
; CHECK-FP:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-FP-ELIM-LABEL: test2:
 | 
						|
; CHECK-FP-ELIM:   .cfi_startproc
 | 
						|
; CHECK-FP-ELIM:   push  {r11, lr}
 | 
						|
; CHECK-FP-ELIM:   .cfi_def_cfa_offset 8
 | 
						|
; CHECK-FP-ELIM:   .cfi_offset lr, -4
 | 
						|
; CHECK-FP-ELIM:   .cfi_offset r11, -8
 | 
						|
; CHECK-FP-ELIM:   pop   {r11, lr}
 | 
						|
; CHECK-FP-ELIM:   mov   pc, lr
 | 
						|
; CHECK-FP-ELIM:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-V7-FP-LABEL: test2:
 | 
						|
; CHECK-V7-FP:   .cfi_startproc
 | 
						|
; CHECK-V7-FP:   push   {r11, lr}
 | 
						|
; CHECK-V7-FP:   .cfi_def_cfa_offset 8
 | 
						|
; CHECK-V7-FP:   .cfi_offset lr, -4
 | 
						|
; CHECK-V7-FP:   .cfi_offset r11, -8
 | 
						|
; CHECK-V7-FP:   mov    r11, sp
 | 
						|
; CHECK-V7-FP:   .cfi_def_cfa_register r11
 | 
						|
; CHECK-V7-FP:   pop    {r11, pc}
 | 
						|
; CHECK-V7-FP:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-V7-FP-ELIM-LABEL: test2:
 | 
						|
; CHECK-V7-FP-ELIM:   .cfi_startproc
 | 
						|
; CHECK-V7-FP-ELIM:   push  {r11, lr}
 | 
						|
; CHECK-V7-FP-ELIM:   .cfi_def_cfa_offset 8
 | 
						|
; CHECK-V7-FP-ELIM:   .cfi_offset lr, -4
 | 
						|
; CHECK-V7-FP-ELIM:   .cfi_offset r11, -8
 | 
						|
; CHECK-V7-FP-ELIM:   pop   {r11, pc}
 | 
						|
; CHECK-V7-FP-ELIM:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-THUMB-FP-LABEL: test2:
 | 
						|
; CHECK-THUMB-FP:   .cfi_startproc
 | 
						|
; CHECK-THUMB-FP:   push   {r7, lr}
 | 
						|
; CHECK-THUMB-FP:   .cfi_def_cfa_offset 8
 | 
						|
; CHECK-THUMB-FP:   .cfi_offset lr, -4
 | 
						|
; CHECK-THUMB-FP:   .cfi_offset r7, -8
 | 
						|
; CHECK-THUMB-FP:   add    r7, sp, #0
 | 
						|
; CHECK-THUMB-FP:   .cfi_def_cfa_register r7
 | 
						|
; CHECK-THUMB-FP:   pop    {r7, pc}
 | 
						|
; CHECK-THUMB-FP:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-THUMB-FP-ELIM-LABEL: test2:
 | 
						|
; CHECK-THUMB-FP-ELIM:   .cfi_startproc
 | 
						|
; CHECK-THUMB-FP-ELIM:   push  {r7, lr}
 | 
						|
; CHECK-THUMB-FP-ELIM:   .cfi_def_cfa_offset 8
 | 
						|
; CHECK-THUMB-FP-ELIM:   .cfi_offset lr, -4
 | 
						|
; CHECK-THUMB-FP-ELIM:   .cfi_offset r7, -8
 | 
						|
; CHECK-THUMB-FP-ELIM:   pop   {r7, pc}
 | 
						|
; CHECK-THUMB-FP-ELIM:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-THUMB-V7-FP-LABEL: test2:
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_startproc
 | 
						|
; CHECK-THUMB-V7-FP:   push   {r7, lr}
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_def_cfa_offset 8
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_offset lr, -4
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_offset r7, -8
 | 
						|
; CHECK-THUMB-V7-FP:   mov    r7, sp
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_def_cfa_register r7
 | 
						|
; CHECK-THUMB-V7-FP:   pop    {r7, pc}
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-THUMB-V7-FP-ELIM-LABEL: test2:
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_startproc
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   push  {r7, lr}
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_def_cfa_offset 8
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset lr, -4
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset r7, -8
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   pop   {r7, pc}
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_endproc
 | 
						|
 | 
						|
 | 
						|
;-------------------------------------------------------------------------------
 | 
						|
; Test 3
 | 
						|
;-------------------------------------------------------------------------------
 | 
						|
 | 
						|
declare void @throw_exception_3(i32)
 | 
						|
 | 
						|
define i32 @test3(i32 %a, i32 %b, i32 %c, i32 %d,
 | 
						|
                  i32 %e, i32 %f, i32 %g, i32 %h) {
 | 
						|
entry:
 | 
						|
  %add = add nsw i32 %b, %a
 | 
						|
  %add1 = add nsw i32 %add, %c
 | 
						|
  %add2 = add nsw i32 %add1, %d
 | 
						|
  tail call void @throw_exception_3(i32 %add2)
 | 
						|
  %add3 = add nsw i32 %f, %e
 | 
						|
  %add4 = add nsw i32 %add3, %g
 | 
						|
  %add5 = add nsw i32 %add4, %h
 | 
						|
  tail call void @throw_exception_3(i32 %add5)
 | 
						|
  %add6 = add nsw i32 %add5, %add2
 | 
						|
  ret i32 %add6
 | 
						|
}
 | 
						|
 | 
						|
; CHECK-FP-LABEL: test3:
 | 
						|
; CHECK-FP:   .cfi_startproc
 | 
						|
; CHECK-FP:   push   {r4, r5, r11, lr}
 | 
						|
; CHECK-FP:   .cfi_def_cfa_offset 16
 | 
						|
; CHECK-FP:   .cfi_offset lr, -4
 | 
						|
; CHECK-FP:   .cfi_offset r11, -8
 | 
						|
; CHECK-FP:   .cfi_offset r5, -12
 | 
						|
; CHECK-FP:   .cfi_offset r4, -16
 | 
						|
; CHECK-FP:   add    r11, sp, #8
 | 
						|
; CHECK-FP:   .cfi_def_cfa r11, 8
 | 
						|
; CHECK-FP:   pop    {r4, r5, r11, lr}
 | 
						|
; CHECK-FP:   mov    pc, lr
 | 
						|
; CHECK-FP:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-FP-ELIM-LABEL: test3:
 | 
						|
; CHECK-FP-ELIM:   .cfi_startproc
 | 
						|
; CHECK-FP-ELIM:   push  {r4, r5, r11, lr}
 | 
						|
; CHECK-FP-ELIM:   .cfi_def_cfa_offset 16
 | 
						|
; CHECK-FP-ELIM:   .cfi_offset lr, -4
 | 
						|
; CHECK-FP-ELIM:   .cfi_offset r11, -8
 | 
						|
; CHECK-FP-ELIM:   .cfi_offset r5, -12
 | 
						|
; CHECK-FP-ELIM:   .cfi_offset r4, -16
 | 
						|
; CHECK-FP-ELIM:   pop   {r4, r5, r11, lr}
 | 
						|
; CHECK-FP-ELIM:   mov   pc, lr
 | 
						|
; CHECK-FP-ELIM:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-V7-FP-LABEL: test3:
 | 
						|
; CHECK-V7-FP:   .cfi_startproc
 | 
						|
; CHECK-V7-FP:   push   {r4, r5, r11, lr}
 | 
						|
; CHECK-V7-FP:   .cfi_def_cfa_offset 16
 | 
						|
; CHECK-V7-FP:   .cfi_offset lr, -4
 | 
						|
; CHECK-V7-FP:   .cfi_offset r11, -8
 | 
						|
; CHECK-V7-FP:   .cfi_offset r5, -12
 | 
						|
; CHECK-V7-FP:   .cfi_offset r4, -16
 | 
						|
; CHECK-V7-FP:   add    r11, sp, #8
 | 
						|
; CHECK-V7-FP:   .cfi_def_cfa r11, 8
 | 
						|
; CHECK-V7-FP:   pop    {r4, r5, r11, pc}
 | 
						|
; CHECK-V7-FP:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-V7-FP-ELIM-LABEL: test3:
 | 
						|
; CHECK-V7-FP-ELIM:   .cfi_startproc
 | 
						|
; CHECK-V7-FP-ELIM:   push  {r4, r5, r11, lr}
 | 
						|
; CHECK-V7-FP-ELIM:   .cfi_def_cfa_offset 16
 | 
						|
; CHECK-V7-FP-ELIM:   .cfi_offset lr, -4
 | 
						|
; CHECK-V7-FP-ELIM:   .cfi_offset r11, -8
 | 
						|
; CHECK-V7-FP-ELIM:   .cfi_offset r5, -12
 | 
						|
; CHECK-V7-FP-ELIM:   .cfi_offset r4, -16
 | 
						|
; CHECK-V7-FP-ELIM:   pop   {r4, r5, r11, pc}
 | 
						|
; CHECK-V7-FP-ELIM:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-THUMB-FP-LABEL: test3:
 | 
						|
; CHECK-THUMB-FP:   .cfi_startproc
 | 
						|
; CHECK-THUMB-FP:   push   {r4, r5, r7, lr}
 | 
						|
; CHECK-THUMB-FP:   .cfi_def_cfa_offset 16
 | 
						|
; CHECK-THUMB-FP:   .cfi_offset lr, -4
 | 
						|
; CHECK-THUMB-FP:   .cfi_offset r7, -8
 | 
						|
; CHECK-THUMB-FP:   .cfi_offset r5, -12
 | 
						|
; CHECK-THUMB-FP:   .cfi_offset r4, -16
 | 
						|
; CHECK-THUMB-FP:   add    r7, sp, #8
 | 
						|
; CHECK-THUMB-FP:   .cfi_def_cfa r7, 8
 | 
						|
; CHECK-THUMB-FP:   pop    {r4, r5, r7, pc}
 | 
						|
; CHECK-THUMB-FP:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-THUMB-FP-ELIM-LABEL: test3:
 | 
						|
; CHECK-THUMB-FP-ELIM:   .cfi_startproc
 | 
						|
; CHECK-THUMB-FP-ELIM:   push  {r4, r5, r7, lr}
 | 
						|
; CHECK-THUMB-FP-ELIM:   .cfi_def_cfa_offset 16
 | 
						|
; CHECK-THUMB-FP-ELIM:   .cfi_offset lr, -4
 | 
						|
; CHECK-THUMB-FP-ELIM:   .cfi_offset r7, -8
 | 
						|
; CHECK-THUMB-FP-ELIM:   .cfi_offset r5, -12
 | 
						|
; CHECK-THUMB-FP-ELIM:   .cfi_offset r4, -16
 | 
						|
; CHECK-THUMB-FP-ELIM:   pop   {r4, r5, r7, pc}
 | 
						|
; CHECK-THUMB-FP-ELIM:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-THUMB-V7-FP-LABEL: test3:
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_startproc
 | 
						|
; CHECK-THUMB-V7-FP:   push   {r4, r5, r7, lr}
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_def_cfa_offset 16
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_offset lr, -4
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_offset r7, -8
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_offset r5, -12
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_offset r4, -16
 | 
						|
; CHECK-THUMB-V7-FP:   add    r7, sp, #8
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_def_cfa r7, 8
 | 
						|
; CHECK-THUMB-V7-FP:   pop    {r4, r5, r7, pc}
 | 
						|
; CHECK-THUMB-V7-FP:   .cfi_endproc
 | 
						|
 | 
						|
; CHECK-THUMB-V7-FP-ELIM-LABEL: test3:
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_startproc
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   push  {r4, r5, r7, lr}
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_def_cfa_offset 16
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset lr, -4
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset r7, -8
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset r5, -12
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_offset r4, -16
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   pop   {r4, r5, r7, pc}
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   .cfi_endproc
 | 
						|
 | 
						|
 | 
						|
;-------------------------------------------------------------------------------
 | 
						|
; Test 4
 | 
						|
;-------------------------------------------------------------------------------
 | 
						|
 | 
						|
define void @test4() nounwind {
 | 
						|
entry:
 | 
						|
  ret void
 | 
						|
}
 | 
						|
 | 
						|
; CHECK-FP-LABEL: test4:
 | 
						|
; CHECK-FP:   mov pc, lr
 | 
						|
; CHECK-FP-NOT:   .cfi_def_cfa_offset
 | 
						|
 | 
						|
; CHECK-FP-ELIM-LABEL: test4:
 | 
						|
; CHECK-FP-ELIM:   mov pc, lr
 | 
						|
; CHECK-FP-ELIM-NOT:   .cfi_def_cfa_offset
 | 
						|
 | 
						|
; CHECK-V7-FP-LABEL: test4:
 | 
						|
; CHECK-V7-FP:   bx lr
 | 
						|
; CHECK-V7-FP-NOT:   .cfi_def_cfa_offset
 | 
						|
 | 
						|
; CHECK-V7-FP-ELIM-LABEL: test4:
 | 
						|
; CHECK-V7-FP-ELIM:   bx lr
 | 
						|
; CHECK-V7-FP-ELIM-NOT:   .cfi_def_cfa_offset
 | 
						|
 | 
						|
; CHECK-THUMB-FP-LABEL: test4:
 | 
						|
; CHECK-THUMB-FP:   bx lr
 | 
						|
; CHECK-THUMB-FP-NOT:   .cfi_def_cfa_offset
 | 
						|
 | 
						|
; CHECK-THUMB-FP-ELIM-LABEL: test4:
 | 
						|
; CHECK-THUMB-FP-ELIM:   bx lr
 | 
						|
; CHECK-THUMB-FP-ELIM-NOT:   .cfi_def_cfa_offset
 | 
						|
 | 
						|
; CHECK-THUMB-V7-FP-LABEL: test4:
 | 
						|
; CHECK-THUMB-V7-FP:   bx lr
 | 
						|
; CHECK-THUMB-V7-FP-NOT:   .cfi_def_cfa_offset
 | 
						|
 | 
						|
; CHECK-THUMB-V7-FP-ELIM-LABEL: test4:
 | 
						|
; CHECK-THUMB-V7-FP-ELIM:   bx lr
 | 
						|
; CHECK-THUMB-V7-FP-ELIM-NOT:   .cfi_def_cfa_offset
 | 
						|
 |