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Imported Upstream version 5.18.0.179

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Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215
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Xamarin Public Jenkins (auto-signing)
2018-10-25 08:34:57 +00:00
parent d6bde52373
commit 8625704ad8
28485 changed files with 3866843 additions and 50 deletions
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96
external/llvm/test/CodeGen/AVR/branch-relaxation.ll vendored Normal file
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@@ -0,0 +1,96 @@
; RUN: llc < %s -march=avr | FileCheck %s
; CHECK-LABEL: relax_breq
; CHECK: cpi r{{[0-9]+}}, 0
; CHECK: brne LBB0_1
; CHECK: rjmp LBB0_2
; LBB0_1:
define i8 @relax_breq(i1 %a) {
entry-block:
br i1 %a, label %hello, label %finished
hello:
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
br label %finished
finished:
ret i8 3
}
; CHECK-LABEL: no_relax_breq
; CHECK: cpi r{{[0-9]+}}, 0
; CHECK: breq [[END_BB:LBB[0-9]+_[0-9]+]]
; CHECK: nop
; ...
; LBB0_1:
define i8 @no_relax_breq(i1 %a) {
entry-block:
br i1 %a, label %hello, label %finished
hello:
; There are not enough NOPs to require relaxation.
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
call void asm sideeffect "nop", ""()
br label %finished
finished:
ret i8 3
}