llvm-6502/test/CodeGen/X86/h-registers-3.ll

; RUN: llc < %s -march=x86    | grep mov | count 1
; RUN: llc < %s -march=x86-64 | grep mov | count 1

define zeroext i8 @foo() nounwind ssp {
entry:
  %0 = tail call zeroext i16 (...)* @bar() nounwind
  %1 = lshr i16 %0, 8
  %2 = trunc i16 %1 to i8
  ret i8 %2
}

declare zeroext i16 @bar(...)
Eliminate more uses of llvm-as and llvm-dis. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81290 91177308-0d34-0410-b5e6-96231b3b80d8 2009-09-08 23:54:48 +00:00			`; RUN: llc < %s -march=x86 \| grep mov \| count 1`
			`; RUN: llc < %s -march=x86-64 \| grep mov \| count 1`
More h-registers tricks: folding zext nodes. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72558 91177308-0d34-0410-b5e6-96231b3b80d8 2009-05-29 01:44:43 +00:00
			`define zeroext i8 @foo() nounwind ssp {`
			`entry:`
			`%0 = tail call zeroext i16 (...)* @bar() nounwind`
			`%1 = lshr i16 %0, 8`
			`%2 = trunc i16 %1 to i8`
			`ret i8 %2`
			`}`

			`declare zeroext i16 @bar(...)`