llvm/test/CodeGen/X86/select-i8.ll
2009-09-08 23:54:48 +00:00

13 lines
340 B
LLVM

; RUN: llc < %s -march=x86 > %t
; RUN: not grep movz %t
; RUN: not grep cmov %t
; RUN: grep movb %t | count 2
; Don't try to use a 16-bit conditional move to do an 8-bit select,
; because it isn't worth it. Just use a branch instead.
define i8 @foo(i1 inreg %c, i8 inreg %a, i8 inreg %b) {
%d = select i1 %c, i8 %a, i8 %b
ret i8 %d
}