llvm-project/llvm/test/CodeGen/X86/vec_shift2.ll

42 lines
1.5 KiB
LLVM
Raw Normal View History

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X32
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X64
define <2 x i64> @t1(<2 x i64> %b1, <2 x i64> %c) nounwind {
; X32-LABEL: t1:
; X32: # %bb.0:
; X32-NEXT: psrlw $14, %xmm0
; X32-NEXT: retl
;
; X64-LABEL: t1:
; X64: # %bb.0:
; X64-NEXT: psrlw $14, %xmm0
; X64-NEXT: retq
%tmp1 = bitcast <2 x i64> %b1 to <8 x i16>
%tmp2 = tail call <8 x i16> @llvm.x86.sse2.psrl.w( <8 x i16> %tmp1, <8 x i16> bitcast (<4 x i32> < i32 14, i32 undef, i32 undef, i32 undef > to <8 x i16>) ) nounwind readnone
%tmp3 = bitcast <8 x i16> %tmp2 to <2 x i64>
ret <2 x i64> %tmp3
}
define <4 x i32> @t2(<2 x i64> %b1, <2 x i64> %c) nounwind {
; X32-LABEL: t2:
; X32: # %bb.0:
; X32-NEXT: movl $14, %eax
; X32-NEXT: movd %eax, %xmm1
; X32-NEXT: pslld %xmm1, %xmm0
; X32-NEXT: retl
;
; X64-LABEL: t2:
; X64: # %bb.0:
; X64-NEXT: movl $14, %eax
; X64-NEXT: movd %eax, %xmm1
; X64-NEXT: pslld %xmm1, %xmm0
; X64-NEXT: retq
%tmp1 = bitcast <2 x i64> %b1 to <4 x i32>
%tmp2 = tail call <4 x i32> @llvm.x86.sse2.psll.d( <4 x i32> %tmp1, <4 x i32> < i32 14, i32 undef, i32 undef, i32 undef > ) nounwind readnone
ret <4 x i32> %tmp2
}
declare <8 x i16> @llvm.x86.sse2.psrl.w(<8 x i16>, <8 x i16>) nounwind readnone
declare <4 x i32> @llvm.x86.sse2.psll.d(<4 x i32>, <4 x i32>) nounwind readnone