; RUN: llc < %s -march=x86 | 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: foo: | |
; CHECK-NOT: ret | |
; CHECK: movzbl %{{[abcd]h}}, | |
; CHECK-NOT: ret | |
; CHECK: shll $3, | |
; CHECK: ret | |
%t0 = lshr i32 %y, 8 ; <i32> [#uses=1] | |
%t1 = and i32 %t0, 255 ; <i32> [#uses=2] | |
%t2 = shl i32 %t1, 3 | |
%t3 = getelementptr i8* %x, i32 %t2 ; <i8*> [#uses=1] | |
store i8 77, i8* %t3, align 4 | |
ret i32 %t2 | |
} |