llvm-for-llvmta/test/CodeGen/SystemZ/vec-trunc-to-i1.ll

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2022-04-25 10:02:23 +02:00
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
;
; Check that a widening truncate to a vector of i1 elements can be handled.
define void @pr32275(<4 x i8> %B15) {
; CHECK-LABEL: pr32275:
; CHECK: # %bb.0: # %BB
; CHECK-NEXT: vlgvb %r0, %v24, 3
; CHECK-NEXT: vlvgp %v0, %r0, %r0
; CHECK-NEXT: vrepif %v1, 1
; CHECK-NEXT: vn %v0, %v0, %v1
; CHECK-NEXT: vlgvf %r0, %v0, 3
; CHECK-NEXT: .LBB0_1: # %CF34
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: cijlh %r0, 0, .LBB0_1
; CHECK-NEXT: # %bb.2: # %CF36
; CHECK-NEXT: br %r14
BB:
br label %CF34
CF34:
%Tr24 = trunc <4 x i8> %B15 to <4 x i1>
%E28 = extractelement <4 x i1> %Tr24, i32 3
br i1 %E28, label %CF34, label %CF36
CF36:
ret void
}