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llvm-mirror/test/CodeGen/X86/win64_eh_leaf.ll
Fangrui Song b2d3b0af04 [llvm-readobj] Change -long-option to --long-option in tests. NFC
We use both -long-option and --long-option in tests. Switch to --long-option for consistency.

In the "llvm-readelf" mode, -long-option is discouraged as it conflicts with grouped short options and it is not accepted by GNU readelf.

While updating the tests, change llvm-readobj -s to llvm-readobj -S to reduce confusion ("s" is --section-headers in llvm-readobj but --symbols in llvm-readelf).

llvm-svn: 359649
2019-05-01 05:27:20 +00:00

41 lines
875 B
LLVM

; RUN: llc < %s -O1 -mtriple=x86_64-pc-win32 | FileCheck %s -check-prefix=ASM
; RUN: llc < %s -O1 -mtriple=x86_64-pc-win32 -filetype=obj -o %t
; RUN: llvm-readobj --unwind %t | FileCheck %s -check-prefix=READOBJ
declare void @g(i32)
define i32 @not_leaf(i32) uwtable {
entry:
call void @g(i32 42)
ret i32 42
; ASM-LABEL: not_leaf:
; ASM: .seh
; READOBJ: RuntimeFunction {
; READOBJ-NEXT: StartAddress: not_leaf
; READOBJ-NEXT: EndAddress: not_leaf
}
define void @leaf_func(i32) uwtable {
entry:
tail call void @g(i32 42)
ret void
; A Win64 "leaf" function gets no .seh directives in the asm.
; ASM-LABEL: leaf_func:
; ASM-NOT: .seh
; and no unwind info in the object file.
; READOBJ-NOT: leaf_func
}
define void @naked_func() naked {
call void asm sideeffect "ret", ""()
unreachable
}
; ASM-LABEL: naked_func:
; ASM-NOT: .seh_
; ASM: ret
; ASM-NOT: .seh_