xref: /llvm-project/llvm/test/CodeGen/X86/fold-vector-trunc-sitofp.ll (revision 834cc88c5d08ca55664b7742590463de813d768f)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=i686-unknown -mattr=+avx | FileCheck %s
3; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx | FileCheck %s
4
5; Check that constant integers are correctly being truncated before float conversion
6
7define <4 x float> @test1() {
8; CHECK-LABEL: test1:
9; CHECK:       # %bb.0:
10; CHECK-NEXT:    vmovddup {{.*#+}} xmm0 = [-1.0E+0,0.0E+0,-1.0E+0,0.0E+0]
11; CHECK-NEXT:    # xmm0 = mem[0,0]
12; CHECK-NEXT:    ret{{[l|q]}}
13  %1 = trunc <4 x i3> <i3 -1, i3 -22, i3 7, i3 8> to <4 x i1>
14  %2 = sitofp <4 x i1> %1 to <4 x float>
15  ret <4 x float> %2
16}
17