mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-19 11:02:59 +02:00
54cf54dfdf
ConstantExpr::getWithOperands does much of the hard work that ConstantFoldInstOperandsImpl tries to do but more completely. This lets us fold ExtractValue/InsertValue expressions. llvm-svn: 277100
14 lines
524 B
LLVM
14 lines
524 B
LLVM
; RUN: opt -S -instsimplify < %s | FileCheck %s
|
|
target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-pc-windows-msvc"
|
|
%S = type { i16, i32 }
|
|
|
|
define <2 x i16> @test1() {
|
|
entry:
|
|
%b = insertelement <2 x i16> <i16 undef, i16 0>, i16 extractvalue (%S select (i1 icmp eq (i16 extractelement (<2 x i16> bitcast (<1 x i32> <i32 1> to <2 x i16>), i32 0), i16 0), %S zeroinitializer, %S { i16 0, i32 1 }), 0), i32 0
|
|
ret <2 x i16> %b
|
|
}
|
|
|
|
; CHECK-LABEL: @test1(
|
|
; CHECK: ret <2 x i16> zeroinitializer
|