h-registers-2.ll 727 Bytes
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-- | FileCheck %s

; Use an h register, but don't omit the explicit shift for
; non-address use(s).

define i32 @foo(i8* %x, i32 %y) nounwind {
; CHECK-LABEL: foo:
; CHECK:       # %bb.0:
; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %ecx
; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
; CHECK-NEXT:    movzbl %ah, %eax
; CHECK-NEXT:    movb $77, (%ecx,%eax,8)
; CHECK-NEXT:    shll $3, %eax
; CHECK-NEXT:    retl

	%t0 = lshr i32 %y, 8		; <i32> [#uses=1]
	%t1 = and i32 %t0, 255		; <i32> [#uses=2]
  %t2 = shl i32 %t1, 3
	%t3 = getelementptr i8, i8* %x, i32 %t2		; <i8*> [#uses=1]
	store i8 77, i8* %t3, align 4
	ret i32 %t2
}