13 lines
413 B
LLVM
13 lines
413 B
LLVM
; RUN: llc < %s -march=x86-64 -mcpu=nehalem -mattr=+sse42 | FileCheck %s
|
|
; widen extract subvector
|
|
|
|
define void @convert(<2 x double>* %dst.addr, <3 x double> %src) {
|
|
entry:
|
|
; CHECK: convert:
|
|
; CHECK: unpcklpd {{%xmm[0-7]}}, {{%xmm[0-7]}}
|
|
; CHECK-NEXT: movapd
|
|
%val = shufflevector <3 x double> %src, <3 x double> undef, <2 x i32> < i32 0, i32 1>
|
|
store <2 x double> %val, <2 x double>* %dst.addr
|
|
ret void
|
|
}
|