llvm-project/llvm/test/CodeGen/X86/fold-vector-trunc-sitofp.ll

16 lines
602 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-unknown -mattr=+avx | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx | FileCheck %s
; Check that constant integers are correctly being truncated before float conversion
define <4 x float> @test1() {
; CHECK-LABEL: test1:
; CHECK: # %bb.0:
; CHECK-NEXT: vmovaps {{.*#+}} xmm0 = [-1.0E+0,0.0E+0,-1.0E+0,0.0E+0]
; CHECK-NEXT: ret{{[l|q]}}
%1 = trunc <4 x i3> <i3 -1, i3 -22, i3 7, i3 8> to <4 x i1>
%2 = sitofp <4 x i1> %1 to <4 x float>
ret <4 x float> %2
}