[llvm] f041338 - [X86][Costmodel] Add SSE2 sub-128bit vXi32/f32 stride 2 interleaved store costs
Simon Pilgrim via llvm-commits
llvm-commits at lists.llvm.org
Mon Oct 18 05:54:17 PDT 2021
Author: Simon Pilgrim
Date: 2021-10-18T13:46:10+01:00
New Revision: f04133815360bfbb9c81eaa993845bf5d7dc473c
URL: https://github.com/llvm/llvm-project/commit/f04133815360bfbb9c81eaa993845bf5d7dc473c
DIFF: https://github.com/llvm/llvm-project/commit/f04133815360bfbb9c81eaa993845bf5d7dc473c.diff
LOG: [X86][Costmodel] Add SSE2 sub-128bit vXi32/f32 stride 2 interleaved store costs
Differential Revision: https://reviews.llvm.org/D111941
Added:
Modified:
llvm/lib/Target/X86/X86TargetTransformInfo.cpp
llvm/test/Analysis/CostModel/X86/interleaved-store-f32-stride-2.ll
llvm/test/Analysis/CostModel/X86/interleaved-store-i32-stride-2.ll
Removed:
################################################################################
diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
index 341bf069b60c..cb83f3c17a3c 100644
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -5325,7 +5325,6 @@ InstructionCost X86TTIImpl::getInterleavedMemoryOpCost(
{2, MVT::v16i16, 4}, // interleave 2 x 16i16 into 32i16 (and store)
{2, MVT::v32i16, 8}, // interleave 2 x 32i16 into 64i16 (and store)
- {2, MVT::v2i32, 1}, // interleave 2 x 2i32 into 4i32 (and store)
{2, MVT::v4i32, 2}, // interleave 2 x 4i32 into 8i32 (and store)
{2, MVT::v8i32, 4}, // interleave 2 x 8i32 into 16i32 (and store)
{2, MVT::v16i32, 8}, // interleave 2 x 16i32 into 32i32 (and store)
@@ -5412,6 +5411,8 @@ InstructionCost X86TTIImpl::getInterleavedMemoryOpCost(
{2, MVT::v2i16, 1}, // interleave 2 x 2i16 into 4i16 (and store)
{2, MVT::v4i16, 1}, // interleave 2 x 4i16 into 8i16 (and store)
+
+ {2, MVT::v2i32, 1}, // interleave 2 x 2i32 into 4i32 (and store)
};
if (Opcode == Instruction::Load) {
diff --git a/llvm/test/Analysis/CostModel/X86/interleaved-store-f32-stride-2.ll b/llvm/test/Analysis/CostModel/X86/interleaved-store-f32-stride-2.ll
index 5783ca224193..2c7f244717ab 100644
--- a/llvm/test/Analysis/CostModel/X86/interleaved-store-f32-stride-2.ll
+++ b/llvm/test/Analysis/CostModel/X86/interleaved-store-f32-stride-2.ll
@@ -13,13 +13,13 @@ target triple = "x86_64-unknown-linux-gnu"
; CHECK: LV: Checking a loop in "test"
;
; SSE2: LV: Found an estimated cost of 1 for VF 1 For instruction: store float %v1, float* %out1, align 4
-; SSE2: LV: Found an estimated cost of 6 for VF 2 For instruction: store float %v1, float* %out1, align 4
+; SSE2: LV: Found an estimated cost of 2 for VF 2 For instruction: store float %v1, float* %out1, align 4
; SSE2: LV: Found an estimated cost of 14 for VF 4 For instruction: store float %v1, float* %out1, align 4
; SSE2: LV: Found an estimated cost of 28 for VF 8 For instruction: store float %v1, float* %out1, align 4
; SSE2: LV: Found an estimated cost of 56 for VF 16 For instruction: store float %v1, float* %out1, align 4
;
; AVX1: LV: Found an estimated cost of 1 for VF 1 For instruction: store float %v1, float* %out1, align 4
-; AVX1: LV: Found an estimated cost of 6 for VF 2 For instruction: store float %v1, float* %out1, align 4
+; AVX1: LV: Found an estimated cost of 2 for VF 2 For instruction: store float %v1, float* %out1, align 4
; AVX1: LV: Found an estimated cost of 15 for VF 4 For instruction: store float %v1, float* %out1, align 4
; AVX1: LV: Found an estimated cost of 38 for VF 8 For instruction: store float %v1, float* %out1, align 4
; AVX1: LV: Found an estimated cost of 76 for VF 16 For instruction: store float %v1, float* %out1, align 4
diff --git a/llvm/test/Analysis/CostModel/X86/interleaved-store-i32-stride-2.ll b/llvm/test/Analysis/CostModel/X86/interleaved-store-i32-stride-2.ll
index 3055f7e1038a..ad2b8bfa94bc 100644
--- a/llvm/test/Analysis/CostModel/X86/interleaved-store-i32-stride-2.ll
+++ b/llvm/test/Analysis/CostModel/X86/interleaved-store-i32-stride-2.ll
@@ -13,13 +13,13 @@ target triple = "x86_64-unknown-linux-gnu"
; CHECK: LV: Checking a loop in "test"
;
; SSE2: LV: Found an estimated cost of 1 for VF 1 For instruction: store i32 %v1, i32* %out1, align 4
-; SSE2: LV: Found an estimated cost of 14 for VF 2 For instruction: store i32 %v1, i32* %out1, align 4
+; SSE2: LV: Found an estimated cost of 2 for VF 2 For instruction: store i32 %v1, i32* %out1, align 4
; SSE2: LV: Found an estimated cost of 30 for VF 4 For instruction: store i32 %v1, i32* %out1, align 4
; SSE2: LV: Found an estimated cost of 60 for VF 8 For instruction: store i32 %v1, i32* %out1, align 4
; SSE2: LV: Found an estimated cost of 120 for VF 16 For instruction: store i32 %v1, i32* %out1, align 4
;
; AVX1: LV: Found an estimated cost of 1 for VF 1 For instruction: store i32 %v1, i32* %out1, align 4
-; AVX1: LV: Found an estimated cost of 9 for VF 2 For instruction: store i32 %v1, i32* %out1, align 4
+; AVX1: LV: Found an estimated cost of 2 for VF 2 For instruction: store i32 %v1, i32* %out1, align 4
; AVX1: LV: Found an estimated cost of 19 for VF 4 For instruction: store i32 %v1, i32* %out1, align 4
; AVX1: LV: Found an estimated cost of 46 for VF 8 For instruction: store i32 %v1, i32* %out1, align 4
; AVX1: LV: Found an estimated cost of 92 for VF 16 For instruction: store i32 %v1, i32* %out1, align 4
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