40 lines
1.4 KiB
LLVM
40 lines
1.4 KiB
LLVM
; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc-apple-darwin | FileCheck -check-prefix=CHECK-MACHO %s
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; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc-apple-darwin -disable-fp-elim | FileCheck -check-prefix=CHECK-MACHO %s
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; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc-linux-gnu | FileCheck -check-prefix=LINUX-NO-FP %s
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; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc-linux-gnu -disable-fp-elim | FileCheck -check-prefix=LINUX-FP %s
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define void @func() {
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entry:
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unreachable
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}
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; MachO cannot handle an empty function.
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; CHECK-MACHO: _func:
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; CHECK-MACHO-NEXT: .cfi_startproc
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; CHECK-MACHO-NEXT: {{^}};
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; CHECK-MACHO-NEXT: nop
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; CHECK-MACHO-NEXT: .cfi_endproc
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; An empty function is perfectly fine on ELF.
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; LINUX-NO-FP: func:
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; LINUX-NO-FP-NEXT: {{^}}.L[[BEGIN:.*]]:{{$}}
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; LINUX-NO-FP-NEXT: .cfi_startproc
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; LINUX-NO-FP-NEXT: {{^}}#
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; LINUX-NO-FP-NEXT: {{^}}.L[[END:.*]]:{{$}}
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; LINUX-NO-FP-NEXT: .size func, .L[[END]]-.L[[BEGIN]]
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; LINUX-NO-FP-NEXT: .cfi_endproc
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; A cfi directive cannot point to the end of a function.
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; LINUX-FP: func:
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; LINUX-FP-NEXT: {{^}}.L[[BEGIN:.*]]:{{$}}
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; LINUX-FP-NEXT: .cfi_startproc
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; LINUX-FP-NEXT: {{^}}#
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; LINUX-FP-NEXT: stwu 1, -16(1)
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; LINUX-FP-NEXT: stw 31, 12(1)
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; LINUX-FP-NEXT: .cfi_def_cfa_offset 16
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; LINUX-FP-NEXT: .cfi_offset r31, -4
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; LINUX-FP-NEXT: mr 31, 1
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; LINUX-FP-NEXT: {{^}}.L[[END:.*]]:{{$}}
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; LINUX-FP-NEXT: .size func, .L[[END]]-.L[[BEGIN]]
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; LINUX-FP-NEXT: .cfi_endproc
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