llvm-6502/test/CodeGen/ARM/debug-frame.ll
Duncan P. N. Exon Smith b056aa798d DebugInfo: Move new hierarchy into place
Move the specialized metadata nodes for the new debug info hierarchy
into place, finishing off PR22464.  I've done bootstraps (and all that)
and I'm confident this commit is NFC as far as DWARF output is
concerned.  Let me know if I'm wrong :).

The code changes are fairly mechanical:

  - Bumped the "Debug Info Version".
  - `DIBuilder` now creates the appropriate subclass of `MDNode`.
  - Subclasses of DIDescriptor now expect to hold their "MD"
    counterparts (e.g., `DIBasicType` expects `MDBasicType`).
  - Deleted a ton of dead code in `AsmWriter.cpp` and `DebugInfo.cpp`
    for printing comments.
  - Big update to LangRef to describe the nodes in the new hierarchy.
    Feel free to make it better.

Testcase changes are enormous.  There's an accompanying clang commit on
its way.

If you have out-of-tree debug info testcases, I just broke your build.

  - `upgrade-specialized-nodes.sh` is attached to PR22564.  I used it to
    update all the IR testcases.
  - Unfortunately I failed to find way to script the updates to CHECK
    lines, so I updated all of these by hand.  This was fairly painful,
    since the old CHECKs are difficult to reason about.  That's one of
    the benefits of the new hierarchy.

This work isn't quite finished, BTW.  The `DIDescriptor` subclasses are
almost empty wrappers, but not quite: they still have loose casting
checks (see the `RETURN_FROM_RAW()` macro).  Once they're completely
gutted, I'll rename the "MD" classes to "DI" and kill the wrappers.  I
also expect to make a few schema changes now that it's easier to reason
about everything.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@231082 91177308-0d34-0410-b5e6-96231b3b80d8
2015-03-03 17:24:31 +00:00

576 lines
21 KiB
LLVM

; ARM EHABI integrated test
; This test case checks whether the ARM DWARF stack frame directives
; are properly generated or not.
; We have to check several cases:
; (1) arm with -disable-fp-elim
; (2) arm without -disable-fp-elim
; (3) armv7 with -disable-fp-elim
; (4) armv7 without -disable-fp-elim
; (5) thumb with -disable-fp-elim
; (6) thumb without -disable-fp-elim
; (7) thumbv7 with -disable-fp-elim
; (8) thumbv7 without -disable-fp-elim
; (9) thumbv7 with -no-integrated-as
; RUN: llc -mtriple arm-unknown-linux-gnueabi \
; RUN: -disable-fp-elim -filetype=asm -o - %s \
; RUN: | FileCheck %s --check-prefix=CHECK-FP
; RUN: llc -mtriple arm-unknown-linux-gnueabi \
; RUN: -filetype=asm -o - %s \
; RUN: | FileCheck %s --check-prefix=CHECK-FP-ELIM
; RUN: llc -mtriple armv7-unknown-linux-gnueabi \
; RUN: -disable-fp-elim -filetype=asm -o - %s \
; RUN: | FileCheck %s --check-prefix=CHECK-V7-FP
; RUN: llc -mtriple armv7-unknown-linux-gnueabi \
; RUN: -filetype=asm -o - %s \
; RUN: | FileCheck %s --check-prefix=CHECK-V7-FP-ELIM
; RUN: llc -mtriple thumb-unknown-linux-gnueabi \
; RUN: -disable-fp-elim -filetype=asm -o - %s \
; RUN: | FileCheck %s --check-prefix=CHECK-THUMB-FP
; RUN: llc -mtriple thumb-unknown-linux-gnueabi \
; RUN: -filetype=asm -o - %s \
; RUN: | FileCheck %s --check-prefix=CHECK-THUMB-FP-ELIM
; RUN: llc -mtriple thumbv7-unknown-linux-gnueabi \
; RUN: -disable-fp-elim -filetype=asm -o - %s \
; RUN: | FileCheck %s --check-prefix=CHECK-THUMB-V7-FP
; RUN: llc -mtriple thumbv7-unknown-linux-gnueabi \
; RUN: -filetype=asm -o - %s \
; RUN: | FileCheck %s --check-prefix=CHECK-THUMB-V7-FP-ELIM
; RUN: llc -mtriple thumbv7-unknown-linux-gnueabi \
; RUN: -disable-fp-elim -no-integrated-as -filetype=asm -o - %s \
; RUN: | FileCheck %s --check-prefix=CHECK-THUMB-V7-FP-NOIAS
;-------------------------------------------------------------------------------
; Test 1
;-------------------------------------------------------------------------------
; This is the LLVM assembly generated from following C++ code:
;
; extern void print(int, int, int, int, int);
; extern void print(double, double, double, double, double);
;
; void test(int a, int b, int c, int d, int e,
; double m, double n, double p, double q, double r) {
; try {
; print(a, b, c, d, e);
; } catch (...) {
; print(m, n, p, q, r);
; }
; }
declare void @_Z5printiiiii(i32, i32, i32, i32, i32)
declare void @_Z5printddddd(double, double, double, double, double)
define void @_Z4testiiiiiddddd(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e,
double %m, double %n, double %p,
double %q, double %r) {
entry:
invoke void @_Z5printiiiii(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e)
to label %try.cont unwind label %lpad
lpad:
%0 = landingpad { i8*, i32 }
personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
catch i8* null
%1 = extractvalue { i8*, i32 } %0, 0
%2 = tail call i8* @__cxa_begin_catch(i8* %1)
invoke void @_Z5printddddd(double %m, double %n, double %p,
double %q, double %r)
to label %invoke.cont2 unwind label %lpad1
invoke.cont2:
tail call void @__cxa_end_catch()
br label %try.cont
try.cont:
ret void
lpad1:
%3 = landingpad { i8*, i32 }
personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
cleanup
invoke void @__cxa_end_catch()
to label %eh.resume unwind label %terminate.lpad
eh.resume:
resume { i8*, i32 } %3
terminate.lpad:
%4 = landingpad { i8*, i32 }
personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
catch i8* null
%5 = extractvalue { i8*, i32 } %4, 0
tail call void @__clang_call_terminate(i8* %5)
unreachable
}
declare void @__clang_call_terminate(i8*)
declare i32 @__gxx_personality_v0(...)
declare i8* @__cxa_begin_catch(i8*)
declare void @__cxa_end_catch()
declare void @_ZSt9terminatev()
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!10, !11}
!llvm.ident = !{!12}
!0 = !MDCompileUnit(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)
!1 = !MDFile(filename: "exp.cpp", directory: "/tmp")
!2 = !{}
!3 = !{!4}
!4 = !MDSubprogram(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)
!5 = !MDFile(filename: "exp.cpp", directory: "/tmp")
!6 = !MDSubroutineType(types: !7)
!7 = !{null, !8, !8, !8, !8, !8, !9, !9, !9, !9, !9}
!8 = !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
!9 = !MDBasicType(tag: DW_TAG_base_type, name: "double", size: 64, align: 64, encoding: DW_ATE_float)
!10 = !{i32 2, !"Dwarf Version", i32 4}
!11 = !{i32 1, !"Debug Info Version", i32 3}
!12 = !{!"clang version 3.5 "}
!13 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "a", line: 4, arg: 1, scope: !4, file: !5, type: !8)
!14 = !MDLocation(line: 4, scope: !4)
!15 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "b", line: 4, arg: 2, scope: !4, file: !5, type: !8)
!16 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "c", line: 4, arg: 3, scope: !4, file: !5, type: !8)
!17 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "d", line: 4, arg: 4, scope: !4, file: !5, type: !8)
!18 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "e", line: 4, arg: 5, scope: !4, file: !5, type: !8)
!19 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "m", line: 5, arg: 6, scope: !4, file: !5, type: !9)
!20 = !MDLocation(line: 5, scope: !4)
!21 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "n", line: 5, arg: 7, scope: !4, file: !5, type: !9)
!22 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "p", line: 5, arg: 8, scope: !4, file: !5, type: !9)
!23 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "q", line: 5, arg: 9, scope: !4, file: !5, type: !9)
!24 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "r", line: 5, arg: 10, scope: !4, file: !5, type: !9)
!25 = !MDLocation(line: 7, scope: !26)
!26 = distinct !MDLexicalBlock(line: 6, column: 0, file: !1, scope: !4)
!27 = !MDLocation(line: 8, scope: !26)
!28 = !MDLocation(line: 11, scope: !26)
!29 = !MDLocation(line: 9, scope: !30)
!30 = distinct !MDLexicalBlock(line: 8, column: 0, file: !1, scope: !4)
!31 = !MDLocation(line: 10, scope: !30)
!32 = !MDLocation(line: 10, scope: !4)
!33 = !MDLocation(line: 11, scope: !4)
!34 = !MDLocation(line: 11, scope: !30)
; CHECK-FP-LABEL: _Z4testiiiiiddddd:
; CHECK-FP: .cfi_startproc
; CHECK-FP: push {r4, r5, r6, r7, r8, r9, r10, r11, lr}
; CHECK-FP: .cfi_def_cfa_offset 36
; CHECK-FP: .cfi_offset lr, -4
; CHECK-FP: .cfi_offset r11, -8
; CHECK-FP: .cfi_offset r10, -12
; CHECK-FP: .cfi_offset r9, -16
; CHECK-FP: .cfi_offset r8, -20
; CHECK-FP: .cfi_offset r7, -24
; CHECK-FP: .cfi_offset r6, -28
; CHECK-FP: .cfi_offset r5, -32
; CHECK-FP: .cfi_offset r4, -36
; CHECK-FP: add r11, sp, #28
; CHECK-FP: .cfi_def_cfa r11, 8
; CHECK-FP: sub sp, sp, #28
; CHECK-FP: .cfi_endproc
; CHECK-FP-ELIM-LABEL: _Z4testiiiiiddddd:
; CHECK-FP-ELIM: .cfi_startproc
; CHECK-FP-ELIM: push {r4, r5, r6, r7, r8, r9, r10, r11, lr}
; CHECK-FP-ELIM: .cfi_def_cfa_offset 36
; CHECK-FP-ELIM: .cfi_offset lr, -4
; CHECK-FP-ELIM: .cfi_offset r11, -8
; CHECK-FP-ELIM: .cfi_offset r10, -12
; CHECK-FP-ELIM: .cfi_offset r9, -16
; CHECK-FP-ELIM: .cfi_offset r8, -20
; CHECK-FP-ELIM: .cfi_offset r7, -24
; CHECK-FP-ELIM: .cfi_offset r6, -28
; CHECK-FP-ELIM: .cfi_offset r5, -32
; CHECK-FP-ELIM: .cfi_offset r4, -36
; CHECK-FP-ELIM: sub sp, sp, #28
; CHECK-FP-ELIM: .cfi_def_cfa_offset 64
; CHECK-FP-ELIM: .cfi_endproc
; CHECK-V7-FP-LABEL: _Z4testiiiiiddddd:
; CHECK-V7-FP: .cfi_startproc
; CHECK-V7-FP: push {r4, r10, 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 r10, -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: vpush {d8, d9, d10, d11, d12}
; CHECK-V7-FP: .cfi_offset d12, -24
; CHECK-V7-FP: .cfi_offset d11, -32
; CHECK-V7-FP: .cfi_offset d10, -40
; CHECK-V7-FP: .cfi_offset d9, -48
; CHECK-V7-FP: .cfi_offset d8, -56
; CHECK-V7-FP: sub sp, sp, #24
; CHECK-V7-FP: .cfi_endproc
; CHECK-V7-FP-ELIM-LABEL: _Z4testiiiiiddddd:
; CHECK-V7-FP-ELIM: .cfi_startproc
; CHECK-V7-FP-ELIM: push {r4, lr}
; CHECK-V7-FP-ELIM: .cfi_def_cfa_offset 8
; CHECK-V7-FP-ELIM: .cfi_offset lr, -4
; CHECK-V7-FP-ELIM: .cfi_offset r4, -8
; CHECK-V7-FP-ELIM: vpush {d8, d9, d10, d11, d12}
; CHECK-V7-FP-ELIM: .cfi_def_cfa_offset 48
; CHECK-V7-FP-ELIM: .cfi_offset d12, -16
; CHECK-V7-FP-ELIM: .cfi_offset d11, -24
; CHECK-V7-FP-ELIM: .cfi_offset d10, -32
; CHECK-V7-FP-ELIM: .cfi_offset d9, -40
; CHECK-V7-FP-ELIM: .cfi_offset d8, -48
; CHECK-V7-FP-ELIM: sub sp, sp, #24
; CHECK-V7-FP-ELIM: .cfi_def_cfa_offset 72
; CHECK-V7-FP-ELIM: .cfi_endproc
; CHECK-THUMB-FP-LABEL: _Z4testiiiiiddddd:
; CHECK-THUMB-FP: .cfi_startproc
; CHECK-THUMB-FP: push {r4, r5, r6, r7, lr}
; CHECK-THUMB-FP: .cfi_def_cfa_offset 20
; CHECK-THUMB-FP: .cfi_offset lr, -4
; CHECK-THUMB-FP: .cfi_offset r7, -8
; CHECK-THUMB-FP: .cfi_offset r6, -12
; CHECK-THUMB-FP: .cfi_offset r5, -16
; CHECK-THUMB-FP: .cfi_offset r4, -20
; CHECK-THUMB-FP: add r7, sp, #12
; CHECK-THUMB-FP: .cfi_def_cfa r7, 8
; CHECK-THUMB-FP: sub sp, #60
; CHECK-THUMB-FP: .cfi_endproc
; CHECK-THUMB-FP-ELIM-LABEL: _Z4testiiiiiddddd:
; CHECK-THUMB-FP-ELIM: .cfi_startproc
; CHECK-THUMB-FP-ELIM: push {r4, r5, r6, r7, lr}
; CHECK-THUMB-FP-ELIM: .cfi_def_cfa_offset 20
; CHECK-THUMB-FP-ELIM: .cfi_offset lr, -4
; CHECK-THUMB-FP-ELIM: .cfi_offset r7, -8
; CHECK-THUMB-FP-ELIM: .cfi_offset r6, -12
; CHECK-THUMB-FP-ELIM: .cfi_offset r5, -16
; CHECK-THUMB-FP-ELIM: .cfi_offset r4, -20
; CHECK-THUMB-FP-ELIM: sub sp, #60
; CHECK-THUMB-FP-ELIM: .cfi_def_cfa_offset 80
; CHECK-THUMB-FP-ELIM: .cfi_endproc
; CHECK-THUMB-V7-FP-LABEL: _Z4testiiiiiddddd:
; CHECK-THUMB-V7-FP: .cfi_startproc
; CHECK-THUMB-V7-FP: push.w {r4, r7, r11, lr}
; CHECK-THUMB-V7-FP: .cfi_def_cfa_offset 16
; CHECK-THUMB-V7-FP: .cfi_offset lr, -4
; CHECK-THUMB-V7-FP: .cfi_offset r11, -8
; CHECK-THUMB-V7-FP: .cfi_offset r7, -12
; CHECK-THUMB-V7-FP: .cfi_offset r4, -16
; CHECK-THUMB-V7-FP: add r7, sp, #4
; CHECK-THUMB-V7-FP: .cfi_def_cfa r7, 12
; CHECK-THUMB-V7-FP: vpush {d8, d9, d10, d11, d12}
; CHECK-THUMB-V7-FP: .cfi_offset d12, -24
; CHECK-THUMB-V7-FP: .cfi_offset d11, -32
; CHECK-THUMB-V7-FP: .cfi_offset d10, -40
; CHECK-THUMB-V7-FP: .cfi_offset d9, -48
; CHECK-THUMB-V7-FP: .cfi_offset d8, -56
; CHECK-THUMB-V7-FP: sub sp, #24
; CHECK-THUMB-V7-FP: .cfi_endproc
; CHECK-THUMB-V7-FP-ELIM-LABEL: _Z4testiiiiiddddd:
; CHECK-THUMB-V7-FP-ELIM: .cfi_startproc
; CHECK-THUMB-V7-FP-ELIM: push {r4, 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 r4, -8
; CHECK-THUMB-V7-FP-ELIM: vpush {d8, d9, d10, d11, d12}
; CHECK-THUMB-V7-FP-ELIM: .cfi_def_cfa_offset 48
; 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.w {r4, r7, r11, 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 11, -8
; CHECK-THUMB-V7-FP-NOIAS: .cfi_offset 7, -12
; CHECK-THUMB-V7-FP-NOIAS: .cfi_offset 4, -16
; CHECK-THUMB-V7-FP-NOIAS: add r7, sp, #4
; CHECK-THUMB-V7-FP-NOIAS: .cfi_def_cfa 7, 12
; 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.w {r11, 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 r11, -8
; CHECK-THUMB-V7-FP-ELIM: pop.w {r11, 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.w {r4, r5, r11, 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 r11, -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.w {r4, r5, r11, 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