llvm/test/CodeGen/ARM/2011-04-15-AndVFlagPeepholeBug.ll
Tim Northover 8189e3d887 ARM: stop emitting blx instructions for most calls on MachO.
I'm really not sure why we were in the first place, it's the linker's job to
convert between BL/BLX as necessary. Even worse, using BLX left Thumb calls
that could be locally resolved completely unencodable since all offsets to BLX
are multiples of 4.

rdar://26182344

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@269101 91177308-0d34-0410-b5e6-96231b3b80d8
2016-05-10 19:17:47 +00:00

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LLVM

; RUN: llc < %s -mtriple=thumbv7-apple-darwin10 | FileCheck %s
; CHECK: _f
; CHECK-NOT: ands
; CHECK: cmp
; CHECK: blle _g
define i32 @f(i32 %a, i32 %b) nounwind ssp {
entry:
%and = and i32 %b, %a
%cmp = icmp slt i32 %and, 1
br i1 %cmp, label %if.then, label %if.end
if.then: ; preds = %entry
tail call void (...) @g(i32 %a, i32 %b) nounwind
br label %if.end
if.end: ; preds = %if.then, %entry
ret i32 %and
}
declare void @g(...)