2007-10-29-ExtendSetCC.ll
758 Bytes
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-- | FileCheck %s
define signext i16 @t() {
; CHECK-LABEL: t:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movswl 0, %eax
; CHECK-NEXT: testl %eax, %eax
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: retl
entry:
%tmp180 = load i16, i16* null, align 2 ; <i16> [#uses=3]
%tmp180181 = sext i16 %tmp180 to i32 ; <i32> [#uses=1]
%tmp185 = icmp slt i16 %tmp180, 0 ; <i1> [#uses=1]
br i1 %tmp185, label %cond_true188, label %cond_next245
cond_true188: ; preds = %entry
%tmp195196 = trunc i16 %tmp180 to i8 ; <i8> [#uses=0]
ret i16 0
cond_next245: ; preds = %entry
%tmp256 = and i32 %tmp180181, 15 ; <i32> [#uses=0]
ret i16 0
}