[llvm] r321171 - [X86][AVX2] Split more shuffle tests into 'slow' and 'fast' variable shuffles
Simon Pilgrim via llvm-commits
llvm-commits at lists.llvm.org
Wed Dec 20 05:12:35 PST 2017
Author: rksimon
Date: Wed Dec 20 05:12:34 2017
New Revision: 321171
URL: http://llvm.org/viewvc/llvm-project?rev=321171&view=rev
Log:
[X86][AVX2] Split more shuffle tests into 'slow' and 'fast' variable shuffles
Modified:
llvm/trunk/test/CodeGen/X86/shuffle-strided-with-offset-128.ll
llvm/trunk/test/CodeGen/X86/shuffle-strided-with-offset-256.ll
llvm/trunk/test/CodeGen/X86/shuffle-vs-trunc-128.ll
llvm/trunk/test/CodeGen/X86/shuffle-vs-trunc-256.ll
llvm/trunk/test/CodeGen/X86/vector-zext.ll
Modified: llvm/trunk/test/CodeGen/X86/shuffle-strided-with-offset-128.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/shuffle-strided-with-offset-128.ll?rev=321171&r1=321170&r2=321171&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/shuffle-strided-with-offset-128.ll (original)
+++ llvm/trunk/test/CodeGen/X86/shuffle-strided-with-offset-128.ll Wed Dec 20 05:12:34 2017
@@ -2,7 +2,8 @@
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=SSE --check-prefix=SSE2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse4.2 | FileCheck %s --check-prefix=SSE --check-prefix=SSE42
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=AVX --check-prefix=AVX1
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2 --check-prefix=AVX2-SLOW
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2,+fast-variable-shuffle | FileCheck %s --check-prefix=AVX --check-prefix=AVX2 --check-prefix=AVX2-FAST
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f | FileCheck %s --check-prefix=AVX512 --check-prefix=AVX512F
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512vl | FileCheck %s --check-prefix=AVX512 --check-prefix=AVX512VL
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512bw | FileCheck %s --check-prefix=AVX512 --check-prefix=AVX512BW
@@ -363,12 +364,26 @@ define void @shuffle_v8i16_to_v2i16_1(<8
; SSE-NEXT: movd %xmm0, (%rsi)
; SSE-NEXT: retq
;
-; AVX-LABEL: shuffle_v8i16_to_v2i16_1:
-; AVX: # %bb.0:
-; AVX-NEXT: vpshufd {{.*#+}} xmm0 = mem[0,2,2,3]
-; AVX-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[1,3,2,3,4,5,6,7]
-; AVX-NEXT: vmovd %xmm0, (%rsi)
-; AVX-NEXT: retq
+; AVX1-LABEL: shuffle_v8i16_to_v2i16_1:
+; AVX1: # %bb.0:
+; AVX1-NEXT: vpshufd {{.*#+}} xmm0 = mem[0,2,2,3]
+; AVX1-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[1,3,2,3,4,5,6,7]
+; AVX1-NEXT: vmovd %xmm0, (%rsi)
+; AVX1-NEXT: retq
+;
+; AVX2-SLOW-LABEL: shuffle_v8i16_to_v2i16_1:
+; AVX2-SLOW: # %bb.0:
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = mem[0,2,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[1,3,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vmovd %xmm0, (%rsi)
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: shuffle_v8i16_to_v2i16_1:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vmovdqa (%rdi), %xmm0
+; AVX2-FAST-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[2,3,10,11,8,9,10,11,8,9,10,11,12,13,14,15]
+; AVX2-FAST-NEXT: vmovd %xmm0, (%rsi)
+; AVX2-FAST-NEXT: retq
;
; AVX512F-LABEL: shuffle_v8i16_to_v2i16_1:
; AVX512F: # %bb.0:
@@ -409,12 +424,26 @@ define void @shuffle_v8i16_to_v2i16_2(<8
; SSE-NEXT: movd %xmm0, (%rsi)
; SSE-NEXT: retq
;
-; AVX-LABEL: shuffle_v8i16_to_v2i16_2:
-; AVX: # %bb.0:
-; AVX-NEXT: vpshufd {{.*#+}} xmm0 = mem[3,1,2,3]
-; AVX-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[2,0,2,3,4,5,6,7]
-; AVX-NEXT: vmovd %xmm0, (%rsi)
-; AVX-NEXT: retq
+; AVX1-LABEL: shuffle_v8i16_to_v2i16_2:
+; AVX1: # %bb.0:
+; AVX1-NEXT: vpshufd {{.*#+}} xmm0 = mem[3,1,2,3]
+; AVX1-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[2,0,2,3,4,5,6,7]
+; AVX1-NEXT: vmovd %xmm0, (%rsi)
+; AVX1-NEXT: retq
+;
+; AVX2-SLOW-LABEL: shuffle_v8i16_to_v2i16_2:
+; AVX2-SLOW: # %bb.0:
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = mem[3,1,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[2,0,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vmovd %xmm0, (%rsi)
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: shuffle_v8i16_to_v2i16_2:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vmovdqa (%rdi), %xmm0
+; AVX2-FAST-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[4,5,12,13,4,5,6,7,8,9,10,11,12,13,14,15]
+; AVX2-FAST-NEXT: vmovd %xmm0, (%rsi)
+; AVX2-FAST-NEXT: retq
;
; AVX512F-LABEL: shuffle_v8i16_to_v2i16_2:
; AVX512F: # %bb.0:
@@ -455,12 +484,26 @@ define void @shuffle_v8i16_to_v2i16_3(<8
; SSE-NEXT: movd %xmm0, (%rsi)
; SSE-NEXT: retq
;
-; AVX-LABEL: shuffle_v8i16_to_v2i16_3:
-; AVX: # %bb.0:
-; AVX-NEXT: vpshufd {{.*#+}} xmm0 = mem[3,1,2,3]
-; AVX-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[3,1,2,3,4,5,6,7]
-; AVX-NEXT: vmovd %xmm0, (%rsi)
-; AVX-NEXT: retq
+; AVX1-LABEL: shuffle_v8i16_to_v2i16_3:
+; AVX1: # %bb.0:
+; AVX1-NEXT: vpshufd {{.*#+}} xmm0 = mem[3,1,2,3]
+; AVX1-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[3,1,2,3,4,5,6,7]
+; AVX1-NEXT: vmovd %xmm0, (%rsi)
+; AVX1-NEXT: retq
+;
+; AVX2-SLOW-LABEL: shuffle_v8i16_to_v2i16_3:
+; AVX2-SLOW: # %bb.0:
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = mem[3,1,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[3,1,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vmovd %xmm0, (%rsi)
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: shuffle_v8i16_to_v2i16_3:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vmovdqa (%rdi), %xmm0
+; AVX2-FAST-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[6,7,14,15,4,5,6,7,8,9,10,11,12,13,14,15]
+; AVX2-FAST-NEXT: vmovd %xmm0, (%rsi)
+; AVX2-FAST-NEXT: retq
;
; AVX512F-LABEL: shuffle_v8i16_to_v2i16_3:
; AVX512F: # %bb.0:
Modified: llvm/trunk/test/CodeGen/X86/shuffle-strided-with-offset-256.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/shuffle-strided-with-offset-256.ll?rev=321171&r1=321170&r2=321171&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/shuffle-strided-with-offset-256.ll (original)
+++ llvm/trunk/test/CodeGen/X86/shuffle-strided-with-offset-256.ll Wed Dec 20 05:12:34 2017
@@ -1,6 +1,7 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=AVX --check-prefix=AVX1
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2 --check-prefix=AVX2-SLOW
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2,+fast-variable-shuffle | FileCheck %s --check-prefix=AVX --check-prefix=AVX2 --check-prefix=AVX2-FAST
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f | FileCheck %s --check-prefix=AVX512 --check-prefix=AVX512F
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512vl | FileCheck %s --check-prefix=AVX512 --check-prefix=AVX512VL
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512bw | FileCheck %s --check-prefix=AVX512 --check-prefix=AVX512BW
@@ -362,18 +363,30 @@ define void @shuffle_v16i16_to_v4i16_1(<
; AVX1-NEXT: vzeroupper
; AVX1-NEXT: retq
;
-; AVX2-LABEL: shuffle_v16i16_to_v4i16_1:
-; AVX2: # %bb.0:
-; AVX2-NEXT: vmovdqa (%rdi), %ymm0
-; AVX2-NEXT: vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
-; AVX2-NEXT: vpshuflw {{.*#+}} xmm1 = xmm1[1,3,2,3,4,5,6,7]
-; AVX2-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
-; AVX2-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[1,3,2,3,4,5,6,7]
-; AVX2-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
-; AVX2-NEXT: vmovq %xmm0, (%rsi)
-; AVX2-NEXT: vzeroupper
-; AVX2-NEXT: retq
+; AVX2-SLOW-LABEL: shuffle_v16i16_to_v4i16_1:
+; AVX2-SLOW: # %bb.0:
+; AVX2-SLOW-NEXT: vmovdqa (%rdi), %ymm0
+; AVX2-SLOW-NEXT: vextracti128 $1, %ymm0, %xmm1
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm1 = xmm1[1,3,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[1,3,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; AVX2-SLOW-NEXT: vmovq %xmm0, (%rsi)
+; AVX2-SLOW-NEXT: vzeroupper
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: shuffle_v16i16_to_v4i16_1:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vmovdqa (%rdi), %ymm0
+; AVX2-FAST-NEXT: vextracti128 $1, %ymm0, %xmm1
+; AVX2-FAST-NEXT: vmovdqa {{.*#+}} xmm2 = [2,3,10,11,8,9,10,11,8,9,10,11,12,13,14,15]
+; AVX2-FAST-NEXT: vpshufb %xmm2, %xmm1, %xmm1
+; AVX2-FAST-NEXT: vpshufb %xmm2, %xmm0, %xmm0
+; AVX2-FAST-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; AVX2-FAST-NEXT: vmovq %xmm0, (%rsi)
+; AVX2-FAST-NEXT: vzeroupper
+; AVX2-FAST-NEXT: retq
;
; AVX512F-LABEL: shuffle_v16i16_to_v4i16_1:
; AVX512F: # %bb.0:
@@ -446,18 +459,30 @@ define void @shuffle_v16i16_to_v4i16_2(<
; AVX1-NEXT: vzeroupper
; AVX1-NEXT: retq
;
-; AVX2-LABEL: shuffle_v16i16_to_v4i16_2:
-; AVX2: # %bb.0:
-; AVX2-NEXT: vmovdqa (%rdi), %ymm0
-; AVX2-NEXT: vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[3,1,2,3]
-; AVX2-NEXT: vpshuflw {{.*#+}} xmm1 = xmm1[2,0,2,3,4,5,6,7]
-; AVX2-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; AVX2-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[2,0,2,3,4,5,6,7]
-; AVX2-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
-; AVX2-NEXT: vmovq %xmm0, (%rsi)
-; AVX2-NEXT: vzeroupper
-; AVX2-NEXT: retq
+; AVX2-SLOW-LABEL: shuffle_v16i16_to_v4i16_2:
+; AVX2-SLOW: # %bb.0:
+; AVX2-SLOW-NEXT: vmovdqa (%rdi), %ymm0
+; AVX2-SLOW-NEXT: vextracti128 $1, %ymm0, %xmm1
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[3,1,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm1 = xmm1[2,0,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[2,0,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; AVX2-SLOW-NEXT: vmovq %xmm0, (%rsi)
+; AVX2-SLOW-NEXT: vzeroupper
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: shuffle_v16i16_to_v4i16_2:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vmovdqa (%rdi), %ymm0
+; AVX2-FAST-NEXT: vextracti128 $1, %ymm0, %xmm1
+; AVX2-FAST-NEXT: vmovdqa {{.*#+}} xmm2 = [4,5,12,13,4,5,6,7,8,9,10,11,12,13,14,15]
+; AVX2-FAST-NEXT: vpshufb %xmm2, %xmm1, %xmm1
+; AVX2-FAST-NEXT: vpshufb %xmm2, %xmm0, %xmm0
+; AVX2-FAST-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; AVX2-FAST-NEXT: vmovq %xmm0, (%rsi)
+; AVX2-FAST-NEXT: vzeroupper
+; AVX2-FAST-NEXT: retq
;
; AVX512F-LABEL: shuffle_v16i16_to_v4i16_2:
; AVX512F: # %bb.0:
@@ -522,18 +547,30 @@ define void @shuffle_v16i16_to_v4i16_3(<
; AVX1-NEXT: vzeroupper
; AVX1-NEXT: retq
;
-; AVX2-LABEL: shuffle_v16i16_to_v4i16_3:
-; AVX2: # %bb.0:
-; AVX2-NEXT: vmovdqa (%rdi), %ymm0
-; AVX2-NEXT: vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[3,1,2,3]
-; AVX2-NEXT: vpshuflw {{.*#+}} xmm1 = xmm1[3,1,2,3,4,5,6,7]
-; AVX2-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; AVX2-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[3,1,2,3,4,5,6,7]
-; AVX2-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
-; AVX2-NEXT: vmovq %xmm0, (%rsi)
-; AVX2-NEXT: vzeroupper
-; AVX2-NEXT: retq
+; AVX2-SLOW-LABEL: shuffle_v16i16_to_v4i16_3:
+; AVX2-SLOW: # %bb.0:
+; AVX2-SLOW-NEXT: vmovdqa (%rdi), %ymm0
+; AVX2-SLOW-NEXT: vextracti128 $1, %ymm0, %xmm1
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[3,1,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm1 = xmm1[3,1,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[3,1,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; AVX2-SLOW-NEXT: vmovq %xmm0, (%rsi)
+; AVX2-SLOW-NEXT: vzeroupper
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: shuffle_v16i16_to_v4i16_3:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vmovdqa (%rdi), %ymm0
+; AVX2-FAST-NEXT: vextracti128 $1, %ymm0, %xmm1
+; AVX2-FAST-NEXT: vmovdqa {{.*#+}} xmm2 = [6,7,14,15,4,5,6,7,8,9,10,11,12,13,14,15]
+; AVX2-FAST-NEXT: vpshufb %xmm2, %xmm1, %xmm1
+; AVX2-FAST-NEXT: vpshufb %xmm2, %xmm0, %xmm0
+; AVX2-FAST-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; AVX2-FAST-NEXT: vmovq %xmm0, (%rsi)
+; AVX2-FAST-NEXT: vzeroupper
+; AVX2-FAST-NEXT: retq
;
; AVX512F-LABEL: shuffle_v16i16_to_v4i16_3:
; AVX512F: # %bb.0:
Modified: llvm/trunk/test/CodeGen/X86/shuffle-vs-trunc-128.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/shuffle-vs-trunc-128.ll?rev=321171&r1=321170&r2=321171&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/shuffle-vs-trunc-128.ll (original)
+++ llvm/trunk/test/CodeGen/X86/shuffle-vs-trunc-128.ll Wed Dec 20 05:12:34 2017
@@ -2,7 +2,8 @@
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=SSE --check-prefix=SSE2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse4.2 | FileCheck %s --check-prefix=SSE --check-prefix=SSE42
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=AVX --check-prefix=AVX1
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2 --check-prefix=AVX2-SLOW
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2,+fast-variable-shuffle | FileCheck %s --check-prefix=AVX --check-prefix=AVX2 --check-prefix=AVX2-FAST
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f | FileCheck %s --check-prefix=AVX512 --check-prefix=AVX512F
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512vl | FileCheck %s --check-prefix=AVX512 --check-prefix=AVX512VL
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512bw | FileCheck %s --check-prefix=AVX512 --check-prefix=AVX512BW
@@ -436,12 +437,26 @@ define void @shuffle_v8i16_to_v2i16(<8 x
; SSE-NEXT: movd %xmm0, (%rsi)
; SSE-NEXT: retq
;
-; AVX-LABEL: shuffle_v8i16_to_v2i16:
-; AVX: # %bb.0:
-; AVX-NEXT: vpshufd {{.*#+}} xmm0 = mem[0,2,2,3]
-; AVX-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[0,2,2,3,4,5,6,7]
-; AVX-NEXT: vmovd %xmm0, (%rsi)
-; AVX-NEXT: retq
+; AVX1-LABEL: shuffle_v8i16_to_v2i16:
+; AVX1: # %bb.0:
+; AVX1-NEXT: vpshufd {{.*#+}} xmm0 = mem[0,2,2,3]
+; AVX1-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[0,2,2,3,4,5,6,7]
+; AVX1-NEXT: vmovd %xmm0, (%rsi)
+; AVX1-NEXT: retq
+;
+; AVX2-SLOW-LABEL: shuffle_v8i16_to_v2i16:
+; AVX2-SLOW: # %bb.0:
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = mem[0,2,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[0,2,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vmovd %xmm0, (%rsi)
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: shuffle_v8i16_to_v2i16:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vmovdqa (%rdi), %xmm0
+; AVX2-FAST-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,8,9,8,9,10,11,8,9,10,11,12,13,14,15]
+; AVX2-FAST-NEXT: vmovd %xmm0, (%rsi)
+; AVX2-FAST-NEXT: retq
;
; AVX512F-LABEL: shuffle_v8i16_to_v2i16:
; AVX512F: # %bb.0:
@@ -482,12 +497,26 @@ define void @trunc_v2i64_to_v2i16(<8 x i
; SSE-NEXT: movd %xmm0, (%rsi)
; SSE-NEXT: retq
;
-; AVX-LABEL: trunc_v2i64_to_v2i16:
-; AVX: # %bb.0:
-; AVX-NEXT: vpshufd {{.*#+}} xmm0 = mem[0,2,2,3]
-; AVX-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[0,2,2,3,4,5,6,7]
-; AVX-NEXT: vmovd %xmm0, (%rsi)
-; AVX-NEXT: retq
+; AVX1-LABEL: trunc_v2i64_to_v2i16:
+; AVX1: # %bb.0:
+; AVX1-NEXT: vpshufd {{.*#+}} xmm0 = mem[0,2,2,3]
+; AVX1-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[0,2,2,3,4,5,6,7]
+; AVX1-NEXT: vmovd %xmm0, (%rsi)
+; AVX1-NEXT: retq
+;
+; AVX2-SLOW-LABEL: trunc_v2i64_to_v2i16:
+; AVX2-SLOW: # %bb.0:
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = mem[0,2,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[0,2,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vmovd %xmm0, (%rsi)
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: trunc_v2i64_to_v2i16:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vmovdqa (%rdi), %xmm0
+; AVX2-FAST-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,8,9,8,9,10,11,8,9,10,11,12,13,14,15]
+; AVX2-FAST-NEXT: vmovd %xmm0, (%rsi)
+; AVX2-FAST-NEXT: retq
;
; AVX512F-LABEL: trunc_v2i64_to_v2i16:
; AVX512F: # %bb.0:
Modified: llvm/trunk/test/CodeGen/X86/shuffle-vs-trunc-256.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/shuffle-vs-trunc-256.ll?rev=321171&r1=321170&r2=321171&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/shuffle-vs-trunc-256.ll (original)
+++ llvm/trunk/test/CodeGen/X86/shuffle-vs-trunc-256.ll Wed Dec 20 05:12:34 2017
@@ -1,6 +1,7 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=AVX --check-prefix=AVX1
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2 --check-prefix=AVX2-SLOW
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2,+fast-variable-shuffle | FileCheck %s --check-prefix=AVX --check-prefix=AVX2 --check-prefix=AVX2-FAST
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f | FileCheck %s --check-prefix=AVX512 --check-prefix=AVX512F
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512vl | FileCheck %s --check-prefix=AVX512 --check-prefix=AVX512VL
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512bw | FileCheck %s --check-prefix=AVX512 --check-prefix=AVX512BW
@@ -248,13 +249,21 @@ define void @trunc_v4i64_to_v4i32(<8 x i
; AVX1-NEXT: vzeroupper
; AVX1-NEXT: retq
;
-; AVX2-LABEL: trunc_v4i64_to_v4i32:
-; AVX2: # %bb.0:
-; AVX2-NEXT: vpermilps {{.*#+}} ymm0 = mem[0,2,2,3,4,6,6,7]
-; AVX2-NEXT: vpermpd {{.*#+}} ymm0 = ymm0[0,2,2,3]
-; AVX2-NEXT: vmovaps %xmm0, (%rsi)
-; AVX2-NEXT: vzeroupper
-; AVX2-NEXT: retq
+; AVX2-SLOW-LABEL: trunc_v4i64_to_v4i32:
+; AVX2-SLOW: # %bb.0:
+; AVX2-SLOW-NEXT: vpermilps {{.*#+}} ymm0 = mem[0,2,2,3,4,6,6,7]
+; AVX2-SLOW-NEXT: vpermpd {{.*#+}} ymm0 = ymm0[0,2,2,3]
+; AVX2-SLOW-NEXT: vmovaps %xmm0, (%rsi)
+; AVX2-SLOW-NEXT: vzeroupper
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: trunc_v4i64_to_v4i32:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vmovaps {{.*#+}} ymm0 = [0,2,4,6,4,6,6,7]
+; AVX2-FAST-NEXT: vpermps (%rdi), %ymm0, %ymm0
+; AVX2-FAST-NEXT: vmovaps %xmm0, (%rsi)
+; AVX2-FAST-NEXT: vzeroupper
+; AVX2-FAST-NEXT: retq
;
; AVX512F-LABEL: trunc_v4i64_to_v4i32:
; AVX512F: # %bb.0:
@@ -445,18 +454,30 @@ define void @shuffle_v16i16_to_v4i16(<16
; AVX1-NEXT: vzeroupper
; AVX1-NEXT: retq
;
-; AVX2-LABEL: shuffle_v16i16_to_v4i16:
-; AVX2: # %bb.0:
-; AVX2-NEXT: vmovdqa (%rdi), %ymm0
-; AVX2-NEXT: vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
-; AVX2-NEXT: vpshuflw {{.*#+}} xmm1 = xmm1[0,2,2,3,4,5,6,7]
-; AVX2-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
-; AVX2-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[0,2,2,3,4,5,6,7]
-; AVX2-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
-; AVX2-NEXT: vmovq %xmm0, (%rsi)
-; AVX2-NEXT: vzeroupper
-; AVX2-NEXT: retq
+; AVX2-SLOW-LABEL: shuffle_v16i16_to_v4i16:
+; AVX2-SLOW: # %bb.0:
+; AVX2-SLOW-NEXT: vmovdqa (%rdi), %ymm0
+; AVX2-SLOW-NEXT: vextracti128 $1, %ymm0, %xmm1
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm1 = xmm1[0,2,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
+; AVX2-SLOW-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[0,2,2,3,4,5,6,7]
+; AVX2-SLOW-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; AVX2-SLOW-NEXT: vmovq %xmm0, (%rsi)
+; AVX2-SLOW-NEXT: vzeroupper
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: shuffle_v16i16_to_v4i16:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vmovdqa (%rdi), %ymm0
+; AVX2-FAST-NEXT: vextracti128 $1, %ymm0, %xmm1
+; AVX2-FAST-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,8,9,8,9,10,11,8,9,10,11,12,13,14,15]
+; AVX2-FAST-NEXT: vpshufb %xmm2, %xmm1, %xmm1
+; AVX2-FAST-NEXT: vpshufb %xmm2, %xmm0, %xmm0
+; AVX2-FAST-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; AVX2-FAST-NEXT: vmovq %xmm0, (%rsi)
+; AVX2-FAST-NEXT: vzeroupper
+; AVX2-FAST-NEXT: retq
;
; AVX512F-LABEL: shuffle_v16i16_to_v4i16:
; AVX512F: # %bb.0:
@@ -518,14 +539,23 @@ define void @trunc_v4i64_to_v4i16(<16 x
; AVX1-NEXT: vzeroupper
; AVX1-NEXT: retq
;
-; AVX2-LABEL: trunc_v4i64_to_v4i16:
-; AVX2: # %bb.0:
-; AVX2-NEXT: vpshufd {{.*#+}} ymm0 = mem[0,2,2,3,4,6,6,7]
-; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
-; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
-; AVX2-NEXT: vmovq %xmm0, (%rsi)
-; AVX2-NEXT: vzeroupper
-; AVX2-NEXT: retq
+; AVX2-SLOW-LABEL: trunc_v4i64_to_v4i16:
+; AVX2-SLOW: # %bb.0:
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} ymm0 = mem[0,2,2,3,4,6,6,7]
+; AVX2-SLOW-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
+; AVX2-SLOW-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
+; AVX2-SLOW-NEXT: vmovq %xmm0, (%rsi)
+; AVX2-SLOW-NEXT: vzeroupper
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: trunc_v4i64_to_v4i16:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vmovdqa {{.*#+}} ymm0 = [0,2,4,6,4,6,6,7]
+; AVX2-FAST-NEXT: vpermd (%rdi), %ymm0, %ymm0
+; AVX2-FAST-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
+; AVX2-FAST-NEXT: vmovq %xmm0, (%rsi)
+; AVX2-FAST-NEXT: vzeroupper
+; AVX2-FAST-NEXT: retq
;
; AVX512F-LABEL: trunc_v4i64_to_v4i16:
; AVX512F: # %bb.0:
@@ -648,14 +678,23 @@ define void @trunc_v4i64_to_v4i8(<32 x i
; AVX1-NEXT: vzeroupper
; AVX1-NEXT: retq
;
-; AVX2-LABEL: trunc_v4i64_to_v4i8:
-; AVX2: # %bb.0:
-; AVX2-NEXT: vpshufd {{.*#+}} ymm0 = mem[0,2,2,3,4,6,6,7]
-; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
-; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,4,8,12,u,u,u,u,u,u,u,u,u,u,u,u]
-; AVX2-NEXT: vmovd %xmm0, (%rsi)
-; AVX2-NEXT: vzeroupper
-; AVX2-NEXT: retq
+; AVX2-SLOW-LABEL: trunc_v4i64_to_v4i8:
+; AVX2-SLOW: # %bb.0:
+; AVX2-SLOW-NEXT: vpshufd {{.*#+}} ymm0 = mem[0,2,2,3,4,6,6,7]
+; AVX2-SLOW-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
+; AVX2-SLOW-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,4,8,12,u,u,u,u,u,u,u,u,u,u,u,u]
+; AVX2-SLOW-NEXT: vmovd %xmm0, (%rsi)
+; AVX2-SLOW-NEXT: vzeroupper
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: trunc_v4i64_to_v4i8:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vmovdqa {{.*#+}} ymm0 = [0,2,4,6,4,6,6,7]
+; AVX2-FAST-NEXT: vpermd (%rdi), %ymm0, %ymm0
+; AVX2-FAST-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,4,8,12,u,u,u,u,u,u,u,u,u,u,u,u]
+; AVX2-FAST-NEXT: vmovd %xmm0, (%rsi)
+; AVX2-FAST-NEXT: vzeroupper
+; AVX2-FAST-NEXT: retq
;
; AVX512F-LABEL: trunc_v4i64_to_v4i8:
; AVX512F: # %bb.0:
Modified: llvm/trunk/test/CodeGen/X86/vector-zext.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-zext.ll?rev=321171&r1=321170&r2=321171&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-zext.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-zext.ll Wed Dec 20 05:12:34 2017
@@ -3,7 +3,8 @@
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+ssse3 | FileCheck %s --check-prefix=SSE --check-prefix=SSSE3
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=SSE --check-prefix=SSE41
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=AVX --check-prefix=AVX1
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2 --check-prefix=AVX2-SLOW
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2,+fast-variable-shuffle | FileCheck %s --check-prefix=AVX --check-prefix=AVX2 --check-prefix=AVX2-FAST
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f | FileCheck %s --check-prefix=AVX --check-prefix=AVX512 --check-prefix=AVX512F
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f,+avx512bw | FileCheck %s --check-prefix=AVX --check-prefix=AVX512 --check-prefix=AVX512BW
@@ -1911,11 +1912,28 @@ define <4 x i32> @shuf_zext_8i16_to_4i32
; SSE41-NEXT: pmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
; SSE41-NEXT: retq
;
-; AVX-LABEL: shuf_zext_8i16_to_4i32_offset1:
-; AVX: # %bb.0: # %entry
-; AVX-NEXT: vpsrldq {{.*#+}} xmm0 = xmm0[2,3,4,5,6,7,8,9,10,11,12,13,14,15],zero,zero
-; AVX-NEXT: vpmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
-; AVX-NEXT: retq
+; AVX1-LABEL: shuf_zext_8i16_to_4i32_offset1:
+; AVX1: # %bb.0: # %entry
+; AVX1-NEXT: vpsrldq {{.*#+}} xmm0 = xmm0[2,3,4,5,6,7,8,9,10,11,12,13,14,15],zero,zero
+; AVX1-NEXT: vpmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX1-NEXT: retq
+;
+; AVX2-SLOW-LABEL: shuf_zext_8i16_to_4i32_offset1:
+; AVX2-SLOW: # %bb.0: # %entry
+; AVX2-SLOW-NEXT: vpsrldq {{.*#+}} xmm0 = xmm0[2,3,4,5,6,7,8,9,10,11,12,13,14,15],zero,zero
+; AVX2-SLOW-NEXT: vpmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX2-SLOW-NEXT: retq
+;
+; AVX2-FAST-LABEL: shuf_zext_8i16_to_4i32_offset1:
+; AVX2-FAST: # %bb.0: # %entry
+; AVX2-FAST-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[2,3],zero,zero,xmm0[4,5],zero,zero,xmm0[6,7],zero,zero,xmm0[8,9],zero,zero
+; AVX2-FAST-NEXT: retq
+;
+; AVX512-LABEL: shuf_zext_8i16_to_4i32_offset1:
+; AVX512: # %bb.0: # %entry
+; AVX512-NEXT: vpsrldq {{.*#+}} xmm0 = xmm0[2,3,4,5,6,7,8,9,10,11,12,13,14,15],zero,zero
+; AVX512-NEXT: vpmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX512-NEXT: retq
entry:
%B = shufflevector <8 x i16> %A, <8 x i16> zeroinitializer, <8 x i32> <i32 1, i32 8, i32 2, i32 8, i32 3, i32 8, i32 4, i32 8>
%Z = bitcast <8 x i16> %B to <4 x i32>
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