14 lines
909 B
LLVM
14 lines
909 B
LLVM
; RUN: opt -instcombine -S -o - < %s | FileCheck %s
|
|
|
|
define <vscale x 2 x float> @shrink_splat_scalable_extend(<vscale x 2 x float> %a) {
|
|
; CHECK-LABEL: @shrink_splat_scalable_extend
|
|
; CHECK-NEXT: %[[FADD:.*]] = fadd <vscale x 2 x float> %a, shufflevector (<vscale x 2 x float> insertelement (<vscale x 2 x float> undef, float -1.000000e+00, i32 0), <vscale x 2 x float> undef, <vscale x 2 x i32> zeroinitializer)
|
|
; CHECK-NEXT: ret <vscale x 2 x float> %[[FADD]]
|
|
%1 = shufflevector <vscale x 2 x float> insertelement (<vscale x 2 x float> undef, float -1.000000e+00, i32 0), <vscale x 2 x float> undef, <vscale x 2 x i32> zeroinitializer
|
|
%2 = fpext <vscale x 2 x float> %a to <vscale x 2 x double>
|
|
%3 = fpext <vscale x 2 x float> %1 to <vscale x 2 x double>
|
|
%4 = fadd <vscale x 2 x double> %2, %3
|
|
%5 = fptrunc <vscale x 2 x double> %4 to <vscale x 2 x float>
|
|
ret <vscale x 2 x float> %5
|
|
}
|