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ebe241fb9d
mov lr, pc b.w _foo The "mov" instruction doesn't set bit zero to one, it's putting incorrect value in lr. It messes up backtraces. rdar://12663632 llvm-svn: 167657
32 lines
632 B
LLVM
32 lines
632 B
LLVM
; RUN: llc < %s -mtriple=armv7-apple-ios -mcpu=cortex-a8 | FileCheck %s -check-prefix=ARM
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; RUN: llc < %s -mtriple=armv7-apple-ios -mcpu=swift | FileCheck %s -check-prefix=SWIFT
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; rdar://8979299
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define void @t1() noreturn nounwind ssp {
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entry:
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; ARM: t1:
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; ARM: mov lr, pc
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; ARM: b _bar
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; SWIFT: t1:
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; SWIFT: mov lr, pc
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; SWIFT: b _bar
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tail call void @bar() noreturn nounwind
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unreachable
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}
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define void @t2() noreturn nounwind ssp {
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entry:
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; ARM: t2:
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; ARM: mov lr, pc
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; ARM: b _t1
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; SWIFT: t2:
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; SWIFT: mov lr, pc
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; SWIFT: b _t1
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tail call void @t1() noreturn nounwind
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unreachable
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}
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declare void @bar() noreturn
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