forked from OSchip/llvm-project
21 lines
678 B
LLVM
21 lines
678 B
LLVM
; RUN: llc < %s -asm-verbose=false -verify-machineinstrs -mattr=+simd128 | FileCheck %s
|
|
|
|
; A regression test for a bug in the lowering of SIGN_EXTEND_INREG
|
|
; with SIMD and without sign-ext where ISel would crash if the index
|
|
; of the vector extract was not a constant.
|
|
|
|
target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
|
|
target triple = "wasm32"
|
|
|
|
; CHECK-LABEL: foo:
|
|
; CHECK-NEXT: .functype foo () -> (f32)
|
|
; CHECK: i32x4.load16x4_u
|
|
; CHECK: f32.convert_i32_s
|
|
define float @foo() {
|
|
%1 = load <4 x i16>, <4 x i16>* undef, align 8
|
|
%2 = load i32, i32* undef, align 4
|
|
%vecext = extractelement <4 x i16> %1, i32 %2
|
|
%conv = sitofp i16 %vecext to float
|
|
ret float %conv
|
|
}
|