[llvm] r270316 - [AVX512] Disable AVX/AVX2 VBROADCASTSS/VBROADCASTSD patterns when AVX512VL is enabled.

[Craig Topper via llvm-commits]

Author: ctopper
Date: Sat May 21 00:47:25 2016
New Revision: 270316

URL: http://llvm.org/viewvc/llvm-project?rev=270316&view=rev
Log:
[AVX512] Disable AVX/AVX2 VBROADCASTSS/VBROADCASTSD patterns when AVX512VL is enabled.

Modified:
    llvm/trunk/lib/Target/X86/X86InstrSSE.td
    llvm/trunk/test/CodeGen/X86/avx512vl-intrinsics.ll

Modified: llvm/trunk/lib/Target/X86/X86InstrSSE.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrSSE.td?rev=270316&r1=270315&r2=270316&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrSSE.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrSSE.td Sat May 21 00:47:25 2016
@@ -7817,24 +7817,24 @@ class avx2_broadcast_rr<bits<8> opc, str
          [(set RC:$dst, (ResVT (X86VBroadcast (OpVT VR128:$src))))]>,
          Sched<[Sched]>, VEX;
 
-let ExeDomain = SSEPackedSingle in {
+let ExeDomain = SSEPackedSingle, Predicates = [HasAVX, NoVLX] in {
   def VBROADCASTSSrm  : avx_broadcast_rm<0x18, "vbroadcastss", VR128,
                                              f32mem, v4f32, loadf32, WriteLoad>;
   def VBROADCASTSSYrm : avx_broadcast_rm<0x18, "vbroadcastss", VR256,
                                              f32mem, v8f32, loadf32,
                                              WriteFShuffleLd>, VEX_L;
 }
-let ExeDomain = SSEPackedDouble in
+let ExeDomain = SSEPackedDouble, Predicates = [HasAVX, NoVLX] in
 def VBROADCASTSDYrm  : avx_broadcast_rm<0x19, "vbroadcastsd", VR256, f64mem,
                                     v4f64, loadf64, WriteFShuffleLd>, VEX_L;
 
-let ExeDomain = SSEPackedSingle in {
+let ExeDomain = SSEPackedSingle, Predicates = [HasAVX, NoVLX] in {
   def VBROADCASTSSrr  : avx2_broadcast_rr<0x18, "vbroadcastss", VR128,
                                           v4f32, v4f32, WriteFShuffle>;
   def VBROADCASTSSYrr : avx2_broadcast_rr<0x18, "vbroadcastss", VR256,
                                           v8f32, v4f32, WriteFShuffle256>, VEX_L;
 }
-let ExeDomain = SSEPackedDouble in
+let ExeDomain = SSEPackedDouble, Predicates = [HasAVX2, NoVLX] in
 def VBROADCASTSDYrr  : avx2_broadcast_rr<0x19, "vbroadcastsd", VR256,
                                          v4f64, v2f64, WriteFShuffle256>, VEX_L;
 

Modified: llvm/trunk/test/CodeGen/X86/avx512vl-intrinsics.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/avx512vl-intrinsics.ll?rev=270316&r1=270315&r2=270316&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/avx512vl-intrinsics.ll (original)
+++ llvm/trunk/test/CodeGen/X86/avx512vl-intrinsics.ll Sat May 21 00:47:25 2016
@@ -7347,7 +7347,7 @@ define <4 x double> @test_x86_vbroadcast
 ; CHECK-NEXT:    kmovw %edi, %k1 ## encoding: [0xc5,0xf8,0x92,0xcf]
 ; CHECK-NEXT:    vbroadcastsd %xmm0, %ymm1 {%k1} ## encoding: [0x62,0xf2,0xfd,0x29,0x19,0xc8]
 ; CHECK-NEXT:    vbroadcastsd %xmm0, %ymm2 {%k1} {z} ## encoding: [0x62,0xf2,0xfd,0xa9,0x19,0xd0]
-; CHECK-NEXT:    vbroadcastsd %xmm0, %ymm0 ## encoding: [0xc4,0xe2,0x7d,0x19,0xc0]
+; CHECK-NEXT:    vbroadcastsd %xmm0, %ymm0 ## encoding: [0x62,0xf2,0xfd,0x28,0x19,0xc0]
 ; CHECK-NEXT:    vaddpd %ymm1, %ymm0, %ymm0 ## encoding: [0x62,0xf1,0xfd,0x28,0x58,0xc1]
 ; CHECK-NEXT:    vaddpd %ymm0, %ymm2, %ymm0 ## encoding: [0x62,0xf1,0xed,0x28,0x58,0xc0]
 ; CHECK-NEXT:    retq ## encoding: [0xc3]
@@ -7366,7 +7366,7 @@ define <8 x float> @test_x86_vbroadcast_
 ; CHECK-NEXT:    kmovw %edi, %k1 ## encoding: [0xc5,0xf8,0x92,0xcf]
 ; CHECK-NEXT:    vbroadcastss %xmm0, %ymm1 {%k1} ## encoding: [0x62,0xf2,0x7d,0x29,0x18,0xc8]
 ; CHECK-NEXT:    vbroadcastss %xmm0, %ymm2 {%k1} {z} ## encoding: [0x62,0xf2,0x7d,0xa9,0x18,0xd0]
-; CHECK-NEXT:    vbroadcastss %xmm0, %ymm0 ## encoding: [0xc4,0xe2,0x7d,0x18,0xc0]
+; CHECK-NEXT:    vbroadcastss %xmm0, %ymm0 ## encoding: [0x62,0xf2,0x7d,0x28,0x18,0xc0]
 ; CHECK-NEXT:    vaddps %ymm1, %ymm0, %ymm0 ## encoding: [0x62,0xf1,0x7c,0x28,0x58,0xc1]
 ; CHECK-NEXT:    vaddps %ymm0, %ymm2, %ymm0 ## encoding: [0x62,0xf1,0x6c,0x28,0x58,0xc0]
 ; CHECK-NEXT:    retq ## encoding: [0xc3]
@@ -7385,7 +7385,7 @@ define <4 x float> @test_x86_vbroadcast_
 ; CHECK-NEXT:    kmovw %edi, %k1 ## encoding: [0xc5,0xf8,0x92,0xcf]
 ; CHECK-NEXT:    vbroadcastss %xmm0, %xmm1 {%k1} ## encoding: [0x62,0xf2,0x7d,0x09,0x18,0xc8]
 ; CHECK-NEXT:    vbroadcastss %xmm0, %xmm2 {%k1} {z} ## encoding: [0x62,0xf2,0x7d,0x89,0x18,0xd0]
-; CHECK-NEXT:    vbroadcastss %xmm0, %xmm0 ## encoding: [0xc4,0xe2,0x79,0x18,0xc0]
+; CHECK-NEXT:    vbroadcastss %xmm0, %xmm0 ## encoding: [0x62,0xf2,0x7d,0x08,0x18,0xc0]
 ; CHECK-NEXT:    vaddps %xmm1, %xmm0, %xmm0 ## encoding: [0x62,0xf1,0x7c,0x08,0x58,0xc1]
 ; CHECK-NEXT:    vaddps %xmm0, %xmm2, %xmm0 ## encoding: [0x62,0xf1,0x6c,0x08,0x58,0xc0]
 ; CHECK-NEXT:    retq ## encoding: [0xc3]