[llvm] r284748 - [CostModel][X86] Added tests for sdiv/udiv costs for uniform const and uniform const power-of-2

Simon Pilgrim via llvm-commits llvm-commits at lists.llvm.org
Thu Oct 20 10:16:38 PDT 2016


Author: rksimon
Date: Thu Oct 20 12:16:38 2016
New Revision: 284748

URL: http://llvm.org/viewvc/llvm-project?rev=284748&view=rev
Log:
[CostModel][X86] Added tests for sdiv/udiv costs for uniform const and uniform const power-of-2

Shows poor costings in AVX1/AVX512BW for certain vector types

Modified:
    llvm/trunk/test/Analysis/CostModel/X86/div.ll

Modified: llvm/trunk/test/Analysis/CostModel/X86/div.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Analysis/CostModel/X86/div.ll?rev=284748&r1=284747&r2=284748&view=diff
==============================================================================
--- llvm/trunk/test/Analysis/CostModel/X86/div.ll (original)
+++ llvm/trunk/test/Analysis/CostModel/X86/div.ll Thu Oct 20 12:16:38 2016
@@ -114,3 +114,267 @@ define i32 @udiv() {
 
   ret i32 undef
 }
+
+; CHECK-LABEL: 'sdiv_uniformconst'
+define i32 @sdiv_uniformconst() {
+  ; CHECK: cost of 1 {{.*}} %I64 = sdiv
+  %I64 = sdiv i64 undef, 7
+  ; SSE: cost of 40 {{.*}} %V2i64 = sdiv
+  ; AVX: cost of 40 {{.*}} %V2i64 = sdiv
+  %V2i64 = sdiv <2 x i64> undef, <i64 7, i64 7>
+  ; SSE: cost of 80 {{.*}} %V4i64 = sdiv
+  ; AVX: cost of 80 {{.*}} %V4i64 = sdiv
+  %V4i64 = sdiv <4 x i64> undef, <i64 7, i64 7, i64 7, i64 7>
+  ; SSE: cost of 160 {{.*}} %V8i64 = sdiv
+  ; AVX: cost of 160 {{.*}} %V8i64 = sdiv
+  %V8i64 = sdiv <8 x i64> undef, <i64 7, i64 7, i64 7, i64 7, i64 7, i64 7, i64 7, i64 7>
+
+  ; CHECK: cost of 1 {{.*}} %I32 = sdiv
+  %I32 = sdiv i32 undef, 7
+  ; SSE2: cost of 19 {{.*}} %V4i32 = sdiv
+  ; SSSE3: cost of 19 {{.*}} %V4i32 = sdiv
+  ; SSE42: cost of 15 {{.*}} %V4i32 = sdiv
+  ; AVX: cost of 15 {{.*}} %V4i32 = sdiv
+  %V4i32 = sdiv <4 x i32> undef, <i32 7, i32 7, i32 7, i32 7>
+  ; SSE2: cost of 38 {{.*}} %V8i32 = sdiv
+  ; SSSE3: cost of 38 {{.*}} %V8i32 = sdiv
+  ; SSE42: cost of 30 {{.*}} %V8i32 = sdiv
+  ; AVX1: cost of 160 {{.*}} %V8i32 = sdiv
+  ; AVX2: cost of 15 {{.*}} %V8i32 = sdiv
+  ; AVX512: cost of 15 {{.*}} %V8i32 = sdiv
+  %V8i32 = sdiv <8 x i32> undef, <i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
+  ; SSE2: cost of 76 {{.*}} %V16i32 = sdiv
+  ; SSSE3: cost of 76 {{.*}} %V16i32 = sdiv
+  ; SSE42: cost of 60 {{.*}} %V16i32 = sdiv
+  ; AVX1: cost of 320 {{.*}} %V16i32 = sdiv
+  ; AVX2: cost of 30 {{.*}} %V16i32 = sdiv
+  ; AVX512F: cost of 48 {{.*}} %V16i32 = sdiv
+  ; AVX512BW: cost of 320 {{.*}} %V16i32 = sdiv
+  %V16i32 = sdiv <16 x i32> undef, <i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
+
+  ; CHECK: cost of 1 {{.*}} %I16 = sdiv
+  %I16 = sdiv i16 undef, 7
+  ; SSE: cost of 6 {{.*}} %V8i16 = sdiv
+  ; AVX: cost of 6 {{.*}} %V8i16 = sdiv
+  %V8i16 = sdiv <8 x i16> undef, <i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7>
+  ; SSE: cost of 12 {{.*}} %V16i16 = sdiv
+  ; AVX1: cost of 320 {{.*}} %V16i16 = sdiv
+  ; AVX2: cost of 6 {{.*}} %V16i16 = sdiv
+  ; AVX512: cost of 6 {{.*}} %V16i16 = sdiv
+  %V16i16 = sdiv <16 x i16> undef, <i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7>
+  ; SSE: cost of 24 {{.*}} %V32i16 = sdiv
+  ; AVX1: cost of 640 {{.*}} %V32i16 = sdiv
+  ; AVX2: cost of 12 {{.*}} %V32i16 = sdiv
+  ; AVX512F: cost of 12 {{.*}} %V32i16 = sdiv
+  ; AVX512BW: cost of 640 {{.*}} %V32i16 = sdiv
+  %V32i16 = sdiv <32 x i16> undef, <i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7>
+
+  ; CHECK: cost of 1 {{.*}} %I8 = sdiv
+  %I8 = sdiv i8 undef, 7
+  ; SSE: cost of 320 {{.*}} %V16i8 = sdiv
+  ; AVX: cost of 320 {{.*}} %V16i8 = sdiv
+  %V16i8 = sdiv <16 x i8> undef, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
+  ; SSE: cost of 640 {{.*}} %V32i8 = sdiv
+  ; AVX: cost of 640 {{.*}} %V32i8 = sdiv
+  %V32i8 = sdiv <32 x i8> undef, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
+  ; SSE: cost of 1280 {{.*}} %V64i8 = sdiv
+  ; AVX: cost of 1280 {{.*}} %V64i8 = sdiv
+  %V64i8 = sdiv <64 x i8> undef, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
+
+  ret i32 undef
+}
+
+; CHECK-LABEL: 'udiv_uniformconst'
+define i32 @udiv_uniformconst() {
+  ; CHECK: cost of 1 {{.*}} %I64 = udiv
+  %I64 = udiv i64 undef, 7
+  ; SSE: cost of 40 {{.*}} %V2i64 = udiv
+  ; AVX: cost of 40 {{.*}} %V2i64 = udiv
+  %V2i64 = udiv <2 x i64> undef, <i64 7, i64 7>
+  ; SSE: cost of 80 {{.*}} %V4i64 = udiv
+  ; AVX: cost of 80 {{.*}} %V4i64 = udiv
+  %V4i64 = udiv <4 x i64> undef, <i64 7, i64 7, i64 7, i64 7>
+  ; SSE: cost of 160 {{.*}} %V8i64 = udiv
+  ; AVX: cost of 160 {{.*}} %V8i64 = udiv
+  %V8i64 = udiv <8 x i64> undef, <i64 7, i64 7, i64 7, i64 7, i64 7, i64 7, i64 7, i64 7>
+
+  ; CHECK: cost of 1 {{.*}} %I32 = udiv
+  %I32 = udiv i32 undef, 7
+  ; SSE: cost of 15 {{.*}} %V4i32 = udiv
+  ; AVX: cost of 15 {{.*}} %V4i32 = udiv
+  %V4i32 = udiv <4 x i32> undef, <i32 7, i32 7, i32 7, i32 7>
+  ; SSE: cost of 30 {{.*}} %V8i32 = udiv
+  ; AVX1: cost of 160 {{.*}} %V8i32 = udiv
+  ; AVX2: cost of 15 {{.*}} %V8i32 = udiv
+  ; AVX512: cost of 15 {{.*}} %V8i32 = udiv
+  %V8i32 = udiv <8 x i32> undef, <i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
+  ; SSE: cost of 60 {{.*}} %V16i32 = udiv
+  ; AVX1: cost of 320 {{.*}} %V16i32 = udiv
+  ; AVX2: cost of 30 {{.*}} %V16i32 = udiv
+  ; AVX512F: cost of 48 {{.*}} %V16i32 = udiv
+  ; AVX512BW: cost of 320 {{.*}} %V16i32 = udiv
+  %V16i32 = udiv <16 x i32> undef, <i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
+
+  ; CHECK: cost of 1 {{.*}} %I16 = udiv
+  %I16 = udiv i16 undef, 7
+  ; SSE: cost of 6 {{.*}} %V8i16 = udiv
+  ; AVX: cost of 6 {{.*}} %V8i16 = udiv
+  %V8i16 = udiv <8 x i16> undef, <i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7>
+  ; SSE: cost of 12 {{.*}} %V16i16 = udiv
+  ; AVX1: cost of 320 {{.*}} %V16i16 = udiv
+  ; AVX2: cost of 6 {{.*}} %V16i16 = udiv
+  ; AVX512: cost of 6 {{.*}} %V16i16 = udiv
+  %V16i16 = udiv <16 x i16> undef, <i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7>
+  ; SSE: cost of 24 {{.*}} %V32i16 = udiv
+  ; AVX1: cost of 640 {{.*}} %V32i16 = udiv
+  ; AVX2: cost of 12 {{.*}} %V32i16 = udiv
+  ; AVX512F: cost of 12 {{.*}} %V32i16 = udiv
+  ; AVX512BW: cost of 640 {{.*}} %V32i16 = udiv
+  %V32i16 = udiv <32 x i16> undef, <i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7, i16 7>
+
+  ; CHECK: cost of 1 {{.*}} %I8 = udiv
+  %I8 = udiv i8 undef, 7
+  ; SSE: cost of 320 {{.*}} %V16i8 = udiv
+  ; AVX: cost of 320 {{.*}} %V16i8 = udiv
+  %V16i8 = udiv <16 x i8> undef, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
+  ; SSE: cost of 640 {{.*}} %V32i8 = udiv
+  ; AVX: cost of 640 {{.*}} %V32i8 = udiv
+  %V32i8 = udiv <32 x i8> undef, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
+  ; SSE: cost of 1280 {{.*}} %V64i8 = udiv
+  ; AVX: cost of 1280 {{.*}} %V64i8 = udiv
+  %V64i8 = udiv <64 x i8> undef, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7>
+
+  ret i32 undef
+}
+
+; CHECK-LABEL: 'sdiv_uniformconstpow2'
+define i32 @sdiv_uniformconstpow2() {
+  ; CHECK: cost of 1 {{.*}} %I64 = sdiv
+  %I64 = sdiv i64 undef, 16
+  ; SSE: cost of 40 {{.*}} %V2i64 = sdiv
+  ; AVX: cost of 40 {{.*}} %V2i64 = sdiv
+  %V2i64 = sdiv <2 x i64> undef, <i64 16, i64 16>
+  ; SSE: cost of 80 {{.*}} %V4i64 = sdiv
+  ; AVX: cost of 80 {{.*}} %V4i64 = sdiv
+  %V4i64 = sdiv <4 x i64> undef, <i64 16, i64 16, i64 16, i64 16>
+  ; SSE: cost of 160 {{.*}} %V8i64 = sdiv
+  ; AVX: cost of 160 {{.*}} %V8i64 = sdiv
+  %V8i64 = sdiv <8 x i64> undef, <i64 16, i64 16, i64 16, i64 16, i64 16, i64 16, i64 16, i64 16>
+
+  ; CHECK: cost of 1 {{.*}} %I32 = sdiv
+  %I32 = sdiv i32 undef, 16
+  ; SSE2: cost of 19 {{.*}} %V4i32 = sdiv
+  ; SSSE3: cost of 19 {{.*}} %V4i32 = sdiv
+  ; SSE42: cost of 15 {{.*}} %V4i32 = sdiv
+  ; AVX: cost of 15 {{.*}} %V4i32 = sdiv
+  %V4i32 = sdiv <4 x i32> undef, <i32 16, i32 16, i32 16, i32 16>
+  ; SSE2: cost of 38 {{.*}} %V8i32 = sdiv
+  ; SSSE3: cost of 38 {{.*}} %V8i32 = sdiv
+  ; SSE42: cost of 30 {{.*}} %V8i32 = sdiv
+  ; AVX1: cost of 160 {{.*}} %V8i32 = sdiv
+  ; AVX2: cost of 15 {{.*}} %V8i32 = sdiv
+  ; AVX512: cost of 15 {{.*}} %V8i32 = sdiv
+  %V8i32 = sdiv <8 x i32> undef, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
+  ; SSE2: cost of 76 {{.*}} %V16i32 = sdiv
+  ; SSSE3: cost of 76 {{.*}} %V16i32 = sdiv
+  ; SSE42: cost of 60 {{.*}} %V16i32 = sdiv
+  ; AVX1: cost of 320 {{.*}} %V16i32 = sdiv
+  ; AVX2: cost of 30 {{.*}} %V16i32 = sdiv
+  ; AVX512F: cost of 48 {{.*}} %V16i32 = sdiv
+  ; AVX512BW: cost of 320 {{.*}} %V16i32 = sdiv
+  %V16i32 = sdiv <16 x i32> undef, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
+
+  ; CHECK: cost of 1 {{.*}} %I16 = sdiv
+  %I16 = sdiv i16 undef, 16
+  ; SSE: cost of 6 {{.*}} %V8i16 = sdiv
+  ; AVX: cost of 6 {{.*}} %V8i16 = sdiv
+  %V8i16 = sdiv <8 x i16> undef, <i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16>
+  ; SSE: cost of 12 {{.*}} %V16i16 = sdiv
+  ; AVX1: cost of 320 {{.*}} %V16i16 = sdiv
+  ; AVX2: cost of 6 {{.*}} %V16i16 = sdiv
+  ; AVX512: cost of 6 {{.*}} %V16i16 = sdiv
+  %V16i16 = sdiv <16 x i16> undef, <i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16>
+  ; SSE: cost of 24 {{.*}} %V32i16 = sdiv
+  ; AVX1: cost of 640 {{.*}} %V32i16 = sdiv
+  ; AVX2: cost of 12 {{.*}} %V32i16 = sdiv
+  ; AVX512F: cost of 12 {{.*}} %V32i16 = sdiv
+  ; AVX512BW: cost of 640 {{.*}} %V32i16 = sdiv
+  %V32i16 = sdiv <32 x i16> undef, <i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16>
+
+  ; CHECK: cost of 1 {{.*}} %I8 = sdiv
+  %I8 = sdiv i8 undef, 16
+  ; SSE: cost of 320 {{.*}} %V16i8 = sdiv
+  ; AVX: cost of 320 {{.*}} %V16i8 = sdiv
+  %V16i8 = sdiv <16 x i8> undef, <i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16>
+  ; SSE: cost of 640 {{.*}} %V32i8 = sdiv
+  ; AVX: cost of 640 {{.*}} %V32i8 = sdiv
+  %V32i8 = sdiv <32 x i8> undef, <i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16>
+  ; SSE: cost of 1280 {{.*}} %V64i8 = sdiv
+  ; AVX: cost of 1280 {{.*}} %V64i8 = sdiv
+  %V64i8 = sdiv <64 x i8> undef, <i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16>
+
+  ret i32 undef
+}
+
+; CHECK-LABEL: 'udiv_uniformconstpow2'
+define i32 @udiv_uniformconstpow2() {
+  ; CHECK: cost of 1 {{.*}} %I64 = udiv
+  %I64 = udiv i64 undef, 16
+  ; SSE: cost of 40 {{.*}} %V2i64 = udiv
+  ; AVX: cost of 40 {{.*}} %V2i64 = udiv
+  %V2i64 = udiv <2 x i64> undef, <i64 16, i64 16>
+  ; SSE: cost of 80 {{.*}} %V4i64 = udiv
+  ; AVX: cost of 80 {{.*}} %V4i64 = udiv
+  %V4i64 = udiv <4 x i64> undef, <i64 16, i64 16, i64 16, i64 16>
+  ; SSE: cost of 160 {{.*}} %V8i64 = udiv
+  ; AVX: cost of 160 {{.*}} %V8i64 = udiv
+  %V8i64 = udiv <8 x i64> undef, <i64 16, i64 16, i64 16, i64 16, i64 16, i64 16, i64 16, i64 16>
+
+  ; CHECK: cost of 1 {{.*}} %I32 = udiv
+  %I32 = udiv i32 undef, 16
+  ; SSE: cost of 15 {{.*}} %V4i32 = udiv
+  ; AVX: cost of 15 {{.*}} %V4i32 = udiv
+  %V4i32 = udiv <4 x i32> undef, <i32 16, i32 16, i32 16, i32 16>
+  ; SSE: cost of 30 {{.*}} %V8i32 = udiv
+  ; AVX1: cost of 160 {{.*}} %V8i32 = udiv
+  ; AVX2: cost of 15 {{.*}} %V8i32 = udiv
+  ; AVX512: cost of 15 {{.*}} %V8i32 = udiv
+  %V8i32 = udiv <8 x i32> undef, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
+  ; SSE: cost of 60 {{.*}} %V16i32 = udiv
+  ; AVX1: cost of 320 {{.*}} %V16i32 = udiv
+  ; AVX2: cost of 30 {{.*}} %V16i32 = udiv
+  ; AVX512F: cost of 48 {{.*}} %V16i32 = udiv
+  ; AVX512BW: cost of 320 {{.*}} %V16i32 = udiv
+  %V16i32 = udiv <16 x i32> undef, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
+
+  ; CHECK: cost of 1 {{.*}} %I16 = udiv
+  %I16 = udiv i16 undef, 16
+  ; SSE: cost of 6 {{.*}} %V8i16 = udiv
+  ; AVX: cost of 6 {{.*}} %V8i16 = udiv
+  %V8i16 = udiv <8 x i16> undef, <i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16>
+  ; SSE: cost of 12 {{.*}} %V16i16 = udiv
+  ; AVX1: cost of 320 {{.*}} %V16i16 = udiv
+  ; AVX2: cost of 6 {{.*}} %V16i16 = udiv
+  ; AVX512: cost of 6 {{.*}} %V16i16 = udiv
+  %V16i16 = udiv <16 x i16> undef, <i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16>
+  ; SSE: cost of 24 {{.*}} %V32i16 = udiv
+  ; AVX1: cost of 640 {{.*}} %V32i16 = udiv
+  ; AVX2: cost of 12 {{.*}} %V32i16 = udiv
+  ; AVX512F: cost of 12 {{.*}} %V32i16 = udiv
+  ; AVX512BW: cost of 640 {{.*}} %V32i16 = udiv
+  %V32i16 = udiv <32 x i16> undef, <i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16, i16 16>
+
+  ; CHECK: cost of 1 {{.*}} %I8 = udiv
+  %I8 = udiv i8 undef, 16
+  ; SSE: cost of 320 {{.*}} %V16i8 = udiv
+  ; AVX: cost of 320 {{.*}} %V16i8 = udiv
+  %V16i8 = udiv <16 x i8> undef, <i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16>
+  ; SSE: cost of 640 {{.*}} %V32i8 = udiv
+  ; AVX: cost of 640 {{.*}} %V32i8 = udiv
+  %V32i8 = udiv <32 x i8> undef, <i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16>
+  ; SSE: cost of 1280 {{.*}} %V64i8 = udiv
+  ; AVX: cost of 1280 {{.*}} %V64i8 = udiv
+  %V64i8 = udiv <64 x i8> undef, <i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16, i8 16>
+
+  ret i32 undef
+}




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