llvm-6502/test/CodeGen/X86/shift-parts.ll
Matt Arsenault b730c3d28d Revert "Revert r212640, "Add trunc (select c, a, b) -> select c (trunc a), (trunc b) combine.""
Don't try to convert the select condition type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@212750 91177308-0d34-0410-b5e6-96231b3b80d8
2014-07-10 18:21:04 +00:00

25 lines
841 B
LLVM

; RUN: llc -march=x86-64 < %s | FileCheck %s
; PR4736
%0 = type { i32, i8, [35 x i8] }
@g_144 = external global %0, align 8 ; <%0*> [#uses=1]
; CHECK: shrdq
define i32 @int87(i32 %uint64p_8, i1 %cond) nounwind {
entry:
%srcval4 = load i320* bitcast (%0* @g_144 to i320*), align 8 ; <i320> [#uses=1]
br label %for.cond
for.cond: ; preds = %for.cond, %entry
%call3.in.in.in.v = select i1 %cond, i320 192, i320 128 ; <i320> [#uses=1]
%call3.in.in.in = lshr i320 %srcval4, %call3.in.in.in.v ; <i320> [#uses=1]
%call3.in = trunc i320 %call3.in.in.in to i32 ; <i32> [#uses=1]
%tobool = icmp eq i32 %call3.in, 0 ; <i1> [#uses=1]
br i1 %tobool, label %for.cond, label %if.then
if.then: ; preds = %for.cond
ret i32 1
}