[llvm] ff5fcda - [x86][Costmodel] AVX512VL: add missing costs for v8 i1<->i32 casts

Roman Lebedev via llvm-commits llvm-commits at lists.llvm.org
Tue Dec 13 10:21:48 PST 2022


Author: Roman Lebedev
Date: 2022-12-13T21:21:07+03:00
New Revision: ff5fcda43093630fb6342730163195591c5728f9

URL: https://github.com/llvm/llvm-project/commit/ff5fcda43093630fb6342730163195591c5728f9
DIFF: https://github.com/llvm/llvm-project/commit/ff5fcda43093630fb6342730163195591c5728f9.diff

LOG: [x86][Costmodel] AVX512VL: add missing costs for v8 i1<->i32 casts

This would come up as a regression in the follow-up Replication-of-i1 patch.

https://godbolt.org/z/fxr9Mzssr

Added: 
    

Modified: 
    llvm/lib/Target/X86/X86TargetTransformInfo.cpp
    llvm/test/Analysis/CostModel/X86/extend.ll
    llvm/test/Analysis/CostModel/X86/min-legal-vector-width.ll
    llvm/test/Analysis/CostModel/X86/trunc.ll

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
index 74d1f8868f93a..56f0a37b1de13 100644
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -2448,6 +2448,7 @@ InstructionCost X86TTIImpl::getCastInstrCost(unsigned Opcode, Type *Dst,
     { ISD::TRUNCATE,  MVT::v2i1,    MVT::v2i32,  2 }, // vpslld+vptestmd
     { ISD::TRUNCATE,  MVT::v4i1,    MVT::v4i32,  2 }, // vpslld+vptestmd
     { ISD::TRUNCATE,  MVT::v8i1,    MVT::v8i32,  2 }, // vpslld+vptestmd
+    { ISD::TRUNCATE,  MVT::v16i1,   MVT::v8i32,  2 }, // vpslld+vptestmd
     { ISD::TRUNCATE,  MVT::v2i1,    MVT::v2i64,  2 }, // vpsllq+vptestmq
     { ISD::TRUNCATE,  MVT::v4i1,    MVT::v4i64,  2 }, // vpsllq+vptestmq
     { ISD::TRUNCATE,  MVT::v4i32,   MVT::v4i64,  1 }, // vpmovqd
@@ -2483,6 +2484,9 @@ InstructionCost X86TTIImpl::getCastInstrCost(unsigned Opcode, Type *Dst,
     { ISD::ZERO_EXTEND, MVT::v4i32,  MVT::v4i1,   2 }, // vpternlogd+psrld
     { ISD::SIGN_EXTEND, MVT::v8i32,  MVT::v8i1,   1 }, // vpternlogd
     { ISD::ZERO_EXTEND, MVT::v8i32,  MVT::v8i1,   2 }, // vpternlogd+psrld
+    { ISD::SIGN_EXTEND, MVT::v8i32,  MVT::v16i1,  1 }, // vpternlogd
+    { ISD::ZERO_EXTEND, MVT::v8i32,  MVT::v16i1,  2 }, // vpternlogd+psrld
+
     { ISD::SIGN_EXTEND, MVT::v2i64,  MVT::v2i1,   1 }, // vpternlogq
     { ISD::ZERO_EXTEND, MVT::v2i64,  MVT::v2i1,   2 }, // vpternlogq+psrlq
     { ISD::SIGN_EXTEND, MVT::v4i64,  MVT::v4i1,   1 }, // vpternlogq

diff  --git a/llvm/test/Analysis/CostModel/X86/extend.ll b/llvm/test/Analysis/CostModel/X86/extend.ll
index b985d49ccca20..01efced3c13b2 100644
--- a/llvm/test/Analysis/CostModel/X86/extend.ll
+++ b/llvm/test/Analysis/CostModel/X86/extend.ll
@@ -919,10 +919,10 @@ define i32 @zext_vXi1() "min-legal-vector-width"="256" {
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2i32 = zext <2 x i1> undef to <2 x i32>
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4i32 = zext <4 x i1> undef to <4 x i32>
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8i32 = zext <8 x i1> undef to <8 x i32>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %V16i32 = zext <16 x i1> undef to <16 x i32>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 10 for instruction: %V32i32 = zext <32 x i1> undef to <32 x i32>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 20 for instruction: %V64i32 = zext <64 x i1> undef to <64 x i32>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 40 for instruction: %V128i32 = zext <128 x i1> undef to <128 x i32>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16i32 = zext <16 x i1> undef to <16 x i32>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V32i32 = zext <32 x i1> undef to <32 x i32>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V64i32 = zext <64 x i1> undef to <64 x i32>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V128i32 = zext <128 x i1> undef to <128 x i32>
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %I16 = zext i1 undef to i16
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %V2i16 = zext <2 x i1> undef to <2 x i16>
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %V4i16 = zext <4 x i1> undef to <4 x i16>
@@ -1059,10 +1059,10 @@ define i32 @zext_vXi1() "min-legal-vector-width"="256" {
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2i32 = zext <2 x i1> undef to <2 x i32>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4i32 = zext <4 x i1> undef to <4 x i32>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8i32 = zext <8 x i1> undef to <8 x i32>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %V16i32 = zext <16 x i1> undef to <16 x i32>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 11 for instruction: %V32i32 = zext <32 x i1> undef to <32 x i32>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 23 for instruction: %V64i32 = zext <64 x i1> undef to <64 x i32>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 46 for instruction: %V128i32 = zext <128 x i1> undef to <128 x i32>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16i32 = zext <16 x i1> undef to <16 x i32>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 9 for instruction: %V32i32 = zext <32 x i1> undef to <32 x i32>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 19 for instruction: %V64i32 = zext <64 x i1> undef to <64 x i32>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 38 for instruction: %V128i32 = zext <128 x i1> undef to <128 x i32>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %I16 = zext i1 undef to i16
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2i16 = zext <2 x i1> undef to <2 x i16>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4i16 = zext <4 x i1> undef to <4 x i16>
@@ -2077,10 +2077,10 @@ define i32 @sext_vXi1() "min-legal-vector-width"="256" {
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V2i32 = sext <2 x i1> undef to <2 x i32>
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V4i32 = sext <4 x i1> undef to <4 x i32>
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V8i32 = sext <8 x i1> undef to <8 x i32>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %V16i32 = sext <16 x i1> undef to <16 x i32>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V32i32 = sext <32 x i1> undef to <32 x i32>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V64i32 = sext <64 x i1> undef to <64 x i32>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V128i32 = sext <128 x i1> undef to <128 x i32>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V16i32 = sext <16 x i1> undef to <16 x i32>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V32i32 = sext <32 x i1> undef to <32 x i32>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V64i32 = sext <64 x i1> undef to <64 x i32>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V128i32 = sext <128 x i1> undef to <128 x i32>
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %I16 = sext i1 undef to i16
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V2i16 = sext <2 x i1> undef to <2 x i16>
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V4i16 = sext <4 x i1> undef to <4 x i16>
@@ -2217,10 +2217,10 @@ define i32 @sext_vXi1() "min-legal-vector-width"="256" {
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V2i32 = sext <2 x i1> undef to <2 x i32>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V4i32 = sext <4 x i1> undef to <4 x i32>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V8i32 = sext <8 x i1> undef to <8 x i32>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %V16i32 = sext <16 x i1> undef to <16 x i32>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 7 for instruction: %V32i32 = sext <32 x i1> undef to <32 x i32>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 15 for instruction: %V64i32 = sext <64 x i1> undef to <64 x i32>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 30 for instruction: %V128i32 = sext <128 x i1> undef to <128 x i32>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V16i32 = sext <16 x i1> undef to <16 x i32>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %V32i32 = sext <32 x i1> undef to <32 x i32>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 11 for instruction: %V64i32 = sext <64 x i1> undef to <64 x i32>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 22 for instruction: %V128i32 = sext <128 x i1> undef to <128 x i32>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %I16 = sext i1 undef to i16
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V2i16 = sext <2 x i1> undef to <2 x i16>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V4i16 = sext <4 x i1> undef to <4 x i16>

diff  --git a/llvm/test/Analysis/CostModel/X86/min-legal-vector-width.ll b/llvm/test/Analysis/CostModel/X86/min-legal-vector-width.ll
index 90ec6b0979759..414ffe927e5fc 100644
--- a/llvm/test/Analysis/CostModel/X86/min-legal-vector-width.ll
+++ b/llvm/test/Analysis/CostModel/X86/min-legal-vector-width.ll
@@ -279,7 +279,7 @@ define i32 @zext256_vXi1() "min-legal-vector-width"="256" {
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2i32 = zext <2 x i1> undef to <2 x i32>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4i32 = zext <4 x i1> undef to <4 x i32>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8i32 = zext <8 x i1> undef to <8 x i32>
-; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %V16i32 = zext <16 x i1> undef to <16 x i32>
+; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16i32 = zext <16 x i1> undef to <16 x i32>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %V2i16 = zext <2 x i1> undef to <2 x i16>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %V4i16 = zext <4 x i1> undef to <4 x i16>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %V8i16 = zext <8 x i1> undef to <8 x i16>
@@ -416,7 +416,7 @@ define i32 @sext256_vXi1() "min-legal-vector-width"="256" {
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V2i32 = sext <2 x i1> undef to <2 x i32>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V4i32 = sext <4 x i1> undef to <4 x i32>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V8i32 = sext <8 x i1> undef to <8 x i32>
-; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %V16i32 = sext <16 x i1> undef to <16 x i32>
+; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V16i32 = sext <16 x i1> undef to <16 x i32>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %I16 = sext i1 undef to i16
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V2i16 = sext <2 x i1> undef to <2 x i16>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V4i16 = sext <4 x i1> undef to <4 x i16>
@@ -574,9 +574,9 @@ define i32 @trunc_vXi1() "min-legal-vector-width"="256" {
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2i32 = trunc <2 x i32> undef to <2 x i1>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4i32 = trunc <4 x i32> undef to <4 x i1>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8i32 = trunc <8 x i32> undef to <8 x i1>
-; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %V16i32 = trunc <16 x i32> undef to <16 x i1>
-; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 10 for instruction: %V32i32 = trunc <32 x i32> undef to <32 x i1>
-; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 20 for instruction: %V64i32 = trunc <64 x i32> undef to <64 x i1>
+; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16i32 = trunc <16 x i32> undef to <16 x i1>
+; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V32i32 = trunc <32 x i32> undef to <32 x i1>
+; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V64i32 = trunc <64 x i32> undef to <64 x i1>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %V2i16 = trunc <2 x i16> undef to <2 x i1>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %V4i16 = trunc <4 x i16> undef to <4 x i1>
 ; AVX512VL256-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %V8i16 = trunc <8 x i16> undef to <8 x i1>

diff  --git a/llvm/test/Analysis/CostModel/X86/trunc.ll b/llvm/test/Analysis/CostModel/X86/trunc.ll
index 34882b3b7dc1a..98e6fa5348b9c 100644
--- a/llvm/test/Analysis/CostModel/X86/trunc.ll
+++ b/llvm/test/Analysis/CostModel/X86/trunc.ll
@@ -3211,33 +3211,33 @@ define i32 @trunc_vXi1() "min-legal-vector-width"="256" {
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V6i32 = trunc <6 x i32> undef to <6 x i1>
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V7i32 = trunc <7 x i32> undef to <7 x i1>
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8i32 = trunc <8 x i32> undef to <8 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 20 for instruction: %V10i32 = trunc <10 x i32> undef to <10 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V12i32 = trunc <12 x i32> undef to <12 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 28 for instruction: %V14i32 = trunc <14 x i32> undef to <14 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %V16i32 = trunc <16 x i32> undef to <16 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 40 for instruction: %V20i32 = trunc <20 x i32> undef to <20 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V24i32 = trunc <24 x i32> undef to <24 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 56 for instruction: %V28i32 = trunc <28 x i32> undef to <28 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 10 for instruction: %V32i32 = trunc <32 x i32> undef to <32 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 80 for instruction: %V40i32 = trunc <40 x i32> undef to <40 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 96 for instruction: %V48i32 = trunc <48 x i32> undef to <48 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 112 for instruction: %V56i32 = trunc <56 x i32> undef to <56 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 20 for instruction: %V64i32 = trunc <64 x i32> undef to <64 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 160 for instruction: %V80i32 = trunc <80 x i32> undef to <80 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 224 for instruction: %V112i32 = trunc <112 x i32> undef to <112 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 40 for instruction: %V128i32 = trunc <128 x i32> undef to <128 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 320 for instruction: %V160i32 = trunc <160 x i32> undef to <160 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 384 for instruction: %V192i32 = trunc <192 x i32> undef to <192 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 448 for instruction: %V224i32 = trunc <224 x i32> undef to <224 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 80 for instruction: %V256i32 = trunc <256 x i32> undef to <256 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 640 for instruction: %V320i32 = trunc <320 x i32> undef to <320 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 768 for instruction: %V384i32 = trunc <384 x i32> undef to <384 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 896 for instruction: %V448i32 = trunc <448 x i32> undef to <448 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 160 for instruction: %V512i32 = trunc <512 x i32> undef to <512 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 1280 for instruction: %V640i32 = trunc <640 x i32> undef to <640 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 1536 for instruction: %V768i32 = trunc <768 x i32> undef to <768 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 1792 for instruction: %V896i32 = trunc <896 x i32> undef to <896 x i1>
-; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 320 for instruction: %V1024i32 = trunc <1024 x i32> undef to <1024 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V10i32 = trunc <10 x i32> undef to <10 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V12i32 = trunc <12 x i32> undef to <12 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V14i32 = trunc <14 x i32> undef to <14 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16i32 = trunc <16 x i32> undef to <16 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V20i32 = trunc <20 x i32> undef to <20 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V24i32 = trunc <24 x i32> undef to <24 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V28i32 = trunc <28 x i32> undef to <28 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V32i32 = trunc <32 x i32> undef to <32 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V40i32 = trunc <40 x i32> undef to <40 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V48i32 = trunc <48 x i32> undef to <48 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V56i32 = trunc <56 x i32> undef to <56 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V64i32 = trunc <64 x i32> undef to <64 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V80i32 = trunc <80 x i32> undef to <80 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V112i32 = trunc <112 x i32> undef to <112 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V128i32 = trunc <128 x i32> undef to <128 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V160i32 = trunc <160 x i32> undef to <160 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V192i32 = trunc <192 x i32> undef to <192 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V224i32 = trunc <224 x i32> undef to <224 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V256i32 = trunc <256 x i32> undef to <256 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: %V320i32 = trunc <320 x i32> undef to <320 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: %V384i32 = trunc <384 x i32> undef to <384 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: %V448i32 = trunc <448 x i32> undef to <448 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: %V512i32 = trunc <512 x i32> undef to <512 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 256 for instruction: %V640i32 = trunc <640 x i32> undef to <640 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 256 for instruction: %V768i32 = trunc <768 x i32> undef to <768 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 256 for instruction: %V896i32 = trunc <896 x i32> undef to <896 x i1>
+; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 256 for instruction: %V1024i32 = trunc <1024 x i32> undef to <1024 x i1>
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %i16 = trunc i16 undef to i1
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 3 for instruction: %V2i16 = trunc <2 x i16> undef to <2 x i1>
 ; AVX512FVEC256-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V3i16 = trunc <3 x i16> undef to <3 x i1>
@@ -3783,33 +3783,33 @@ define i32 @trunc_vXi1() "min-legal-vector-width"="256" {
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V6i32 = trunc <6 x i32> undef to <6 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V7i32 = trunc <7 x i32> undef to <7 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8i32 = trunc <8 x i32> undef to <8 x i1>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 20 for instruction: %V10i32 = trunc <10 x i32> undef to <10 x i1>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V12i32 = trunc <12 x i32> undef to <12 x i1>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 28 for instruction: %V14i32 = trunc <14 x i32> undef to <14 x i1>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 5 for instruction: %V16i32 = trunc <16 x i32> undef to <16 x i1>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V10i32 = trunc <10 x i32> undef to <10 x i1>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V12i32 = trunc <12 x i32> undef to <12 x i1>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V14i32 = trunc <14 x i32> undef to <14 x i1>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16i32 = trunc <16 x i32> undef to <16 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 40 for instruction: %V20i32 = trunc <20 x i32> undef to <20 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V24i32 = trunc <24 x i32> undef to <24 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 56 for instruction: %V28i32 = trunc <28 x i32> undef to <28 x i1>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 11 for instruction: %V32i32 = trunc <32 x i32> undef to <32 x i1>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 9 for instruction: %V32i32 = trunc <32 x i32> undef to <32 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 80 for instruction: %V40i32 = trunc <40 x i32> undef to <40 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 96 for instruction: %V48i32 = trunc <48 x i32> undef to <48 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 112 for instruction: %V56i32 = trunc <56 x i32> undef to <56 x i1>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 23 for instruction: %V64i32 = trunc <64 x i32> undef to <64 x i1>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 19 for instruction: %V64i32 = trunc <64 x i32> undef to <64 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 160 for instruction: %V80i32 = trunc <80 x i32> undef to <80 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 224 for instruction: %V112i32 = trunc <112 x i32> undef to <112 x i1>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 46 for instruction: %V128i32 = trunc <128 x i32> undef to <128 x i1>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 38 for instruction: %V128i32 = trunc <128 x i32> undef to <128 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 320 for instruction: %V160i32 = trunc <160 x i32> undef to <160 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 384 for instruction: %V192i32 = trunc <192 x i32> undef to <192 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 448 for instruction: %V224i32 = trunc <224 x i32> undef to <224 x i1>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 92 for instruction: %V256i32 = trunc <256 x i32> undef to <256 x i1>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 76 for instruction: %V256i32 = trunc <256 x i32> undef to <256 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 640 for instruction: %V320i32 = trunc <320 x i32> undef to <320 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 768 for instruction: %V384i32 = trunc <384 x i32> undef to <384 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 896 for instruction: %V448i32 = trunc <448 x i32> undef to <448 x i1>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 184 for instruction: %V512i32 = trunc <512 x i32> undef to <512 x i1>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 152 for instruction: %V512i32 = trunc <512 x i32> undef to <512 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 1280 for instruction: %V640i32 = trunc <640 x i32> undef to <640 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 1536 for instruction: %V768i32 = trunc <768 x i32> undef to <768 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 1792 for instruction: %V896i32 = trunc <896 x i32> undef to <896 x i1>
-; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 368 for instruction: %V1024i32 = trunc <1024 x i32> undef to <1024 x i1>
+; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 304 for instruction: %V1024i32 = trunc <1024 x i32> undef to <1024 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %i16 = trunc i16 undef to i1
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2i16 = trunc <2 x i16> undef to <2 x i1>
 ; AVX512BWVEC256-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V3i16 = trunc <3 x i16> undef to <3 x i1>


        


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