[llvm] [CostModel][X86] merge vector shifts costs tests using -cost-kind=all (PR #131806)
via llvm-commits
llvm-commits at lists.llvm.org
Tue Mar 18 07:16:47 PDT 2025
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-llvm-analysis
Author: Simon Pilgrim (RKSimon)
<details>
<summary>Changes</summary>
---
Patch is 2.73 MiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/131806.diff
15 Files Affected:
- (removed) llvm/test/Analysis/CostModel/X86/vshift-ashr-codesize.ll (-1758)
- (modified) llvm/test/Analysis/CostModel/X86/vshift-ashr-cost-inseltpoison.ll (+1037-917)
- (modified) llvm/test/Analysis/CostModel/X86/vshift-ashr-cost.ll (+1037-917)
- (removed) llvm/test/Analysis/CostModel/X86/vshift-ashr-latency.ll (-1896)
- (removed) llvm/test/Analysis/CostModel/X86/vshift-ashr-sizelatency.ll (-1790)
- (removed) llvm/test/Analysis/CostModel/X86/vshift-lshr-codesize.ll (-1718)
- (modified) llvm/test/Analysis/CostModel/X86/vshift-lshr-cost-inseltpoison.ll (+1048-884)
- (modified) llvm/test/Analysis/CostModel/X86/vshift-lshr-cost.ll (+1048-884)
- (removed) llvm/test/Analysis/CostModel/X86/vshift-lshr-latency.ll (-1860)
- (removed) llvm/test/Analysis/CostModel/X86/vshift-lshr-sizelatency.ll (-1734)
- (removed) llvm/test/Analysis/CostModel/X86/vshift-shl-codesize.ll (-1692)
- (modified) llvm/test/Analysis/CostModel/X86/vshift-shl-cost-inseltpoison.ll (+1333-1097)
- (modified) llvm/test/Analysis/CostModel/X86/vshift-shl-cost.ll (+1333-1097)
- (removed) llvm/test/Analysis/CostModel/X86/vshift-shl-latency.ll (-1820)
- (removed) llvm/test/Analysis/CostModel/X86/vshift-shl-sizelatency.ll (-1782)
``````````diff
diff --git a/llvm/test/Analysis/CostModel/X86/vshift-ashr-codesize.ll b/llvm/test/Analysis/CostModel/X86/vshift-ashr-codesize.ll
deleted file mode 100644
index 195c61921219f..0000000000000
--- a/llvm/test/Analysis/CostModel/X86/vshift-ashr-codesize.ll
+++ /dev/null
@@ -1,1758 +0,0 @@
-; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mattr=+sse2 | FileCheck %s --check-prefixes=CHECK,SSE2
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mattr=+sse4.2 | FileCheck %s --check-prefixes=CHECK,SSE42
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mattr=+avx | FileCheck %s --check-prefixes=CHECK,AVX,AVX1
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mattr=+avx2 | FileCheck %s --check-prefixes=CHECK,AVX,AVX2
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mattr=+xop,+avx | FileCheck %s --check-prefixes=CHECK,XOP,XOPAVX1
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mattr=+xop,+avx2 | FileCheck %s --check-prefixes=CHECK,XOP,XOPAVX2
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mattr=+avx512f | FileCheck %s --check-prefixes=CHECK,AVX512,AVX512F
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mattr=+avx512f,+avx512dq | FileCheck %s --check-prefixes=CHECK,AVX512,AVX512F
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mattr=+avx512f,+avx512bw | FileCheck %s --check-prefixes=CHECK,AVX512,AVX512BW
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mattr=+avx512f,+avx512vl | FileCheck %s --check-prefixes=CHECK,AVX512,AVX512F
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mattr=+avx512f,+avx512dq,+avx512vl | FileCheck %s --check-prefixes=CHECK,AVX512,AVX512F
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mattr=+avx512f,+avx512bw,+avx512vl | FileCheck %s --check-prefixes=CHECK,AVX512,AVX512BW
-;
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mcpu=slm | FileCheck %s --check-prefixes=CHECK,SSE42
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mcpu=goldmont | FileCheck %s --check-prefixes=CHECK,SSE42
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mcpu=btver2 | FileCheck %s --check-prefixes=CHECK,AVX,AVX1
-; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mcpu=tigerlake | FileCheck %s --check-prefixes=CHECK,AVX512,AVX512GFNI
-
-; Verify the cost of vector logical shift right instructions.
-
-;
-; Variable Shifts
-;
-
-define <2 x i64> @var_shift_v2i64(<2 x i64> %a, <2 x i64> %b) {
-; SSE2-LABEL: 'var_shift_v2i64'
-; SSE2-NEXT: Cost Model: Found an estimated cost of 12 for instruction: %shift = ashr <2 x i64> %a, %b
-; SSE2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x i64> %shift
-;
-; SSE42-LABEL: 'var_shift_v2i64'
-; SSE42-NEXT: Cost Model: Found an estimated cost of 5 for instruction: %shift = ashr <2 x i64> %a, %b
-; SSE42-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x i64> %shift
-;
-; AVX1-LABEL: 'var_shift_v2i64'
-; AVX1-NEXT: Cost Model: Found an estimated cost of 10 for instruction: %shift = ashr <2 x i64> %a, %b
-; AVX1-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x i64> %shift
-;
-; AVX2-LABEL: 'var_shift_v2i64'
-; AVX2-NEXT: Cost Model: Found an estimated cost of 5 for instruction: %shift = ashr <2 x i64> %a, %b
-; AVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x i64> %shift
-;
-; XOP-LABEL: 'var_shift_v2i64'
-; XOP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <2 x i64> %a, %b
-; XOP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x i64> %shift
-;
-; AVX512-LABEL: 'var_shift_v2i64'
-; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <2 x i64> %a, %b
-; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x i64> %shift
-;
- %shift = ashr <2 x i64> %a, %b
- ret <2 x i64> %shift
-}
-
-define <4 x i64> @var_shift_v4i64(<4 x i64> %a, <4 x i64> %b) {
-; SSE2-LABEL: 'var_shift_v4i64'
-; SSE2-NEXT: Cost Model: Found an estimated cost of 24 for instruction: %shift = ashr <4 x i64> %a, %b
-; SSE2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i64> %shift
-;
-; SSE42-LABEL: 'var_shift_v4i64'
-; SSE42-NEXT: Cost Model: Found an estimated cost of 10 for instruction: %shift = ashr <4 x i64> %a, %b
-; SSE42-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i64> %shift
-;
-; AVX1-LABEL: 'var_shift_v4i64'
-; AVX1-NEXT: Cost Model: Found an estimated cost of 22 for instruction: %shift = ashr <4 x i64> %a, %b
-; AVX1-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i64> %shift
-;
-; AVX2-LABEL: 'var_shift_v4i64'
-; AVX2-NEXT: Cost Model: Found an estimated cost of 5 for instruction: %shift = ashr <4 x i64> %a, %b
-; AVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i64> %shift
-;
-; XOP-LABEL: 'var_shift_v4i64'
-; XOP-NEXT: Cost Model: Found an estimated cost of 5 for instruction: %shift = ashr <4 x i64> %a, %b
-; XOP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i64> %shift
-;
-; AVX512-LABEL: 'var_shift_v4i64'
-; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <4 x i64> %a, %b
-; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i64> %shift
-;
- %shift = ashr <4 x i64> %a, %b
- ret <4 x i64> %shift
-}
-
-define <8 x i64> @var_shift_v8i64(<8 x i64> %a, <8 x i64> %b) {
-; SSE2-LABEL: 'var_shift_v8i64'
-; SSE2-NEXT: Cost Model: Found an estimated cost of 48 for instruction: %shift = ashr <8 x i64> %a, %b
-; SSE2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i64> %shift
-;
-; SSE42-LABEL: 'var_shift_v8i64'
-; SSE42-NEXT: Cost Model: Found an estimated cost of 20 for instruction: %shift = ashr <8 x i64> %a, %b
-; SSE42-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i64> %shift
-;
-; AVX1-LABEL: 'var_shift_v8i64'
-; AVX1-NEXT: Cost Model: Found an estimated cost of 44 for instruction: %shift = ashr <8 x i64> %a, %b
-; AVX1-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i64> %shift
-;
-; AVX2-LABEL: 'var_shift_v8i64'
-; AVX2-NEXT: Cost Model: Found an estimated cost of 10 for instruction: %shift = ashr <8 x i64> %a, %b
-; AVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i64> %shift
-;
-; XOP-LABEL: 'var_shift_v8i64'
-; XOP-NEXT: Cost Model: Found an estimated cost of 10 for instruction: %shift = ashr <8 x i64> %a, %b
-; XOP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i64> %shift
-;
-; AVX512-LABEL: 'var_shift_v8i64'
-; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <8 x i64> %a, %b
-; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i64> %shift
-;
- %shift = ashr <8 x i64> %a, %b
- ret <8 x i64> %shift
-}
-
-define <4 x i32> @var_shift_v4i32(<4 x i32> %a, <4 x i32> %b) {
-; SSE2-LABEL: 'var_shift_v4i32'
-; SSE2-NEXT: Cost Model: Found an estimated cost of 15 for instruction: %shift = ashr <4 x i32> %a, %b
-; SSE2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i32> %shift
-;
-; SSE42-LABEL: 'var_shift_v4i32'
-; SSE42-NEXT: Cost Model: Found an estimated cost of 15 for instruction: %shift = ashr <4 x i32> %a, %b
-; SSE42-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i32> %shift
-;
-; AVX1-LABEL: 'var_shift_v4i32'
-; AVX1-NEXT: Cost Model: Found an estimated cost of 12 for instruction: %shift = ashr <4 x i32> %a, %b
-; AVX1-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i32> %shift
-;
-; AVX2-LABEL: 'var_shift_v4i32'
-; AVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <4 x i32> %a, %b
-; AVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i32> %shift
-;
-; XOP-LABEL: 'var_shift_v4i32'
-; XOP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <4 x i32> %a, %b
-; XOP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i32> %shift
-;
-; AVX512-LABEL: 'var_shift_v4i32'
-; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <4 x i32> %a, %b
-; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i32> %shift
-;
- %shift = ashr <4 x i32> %a, %b
- ret <4 x i32> %shift
-}
-
-define <8 x i32> @var_shift_v8i32(<8 x i32> %a, <8 x i32> %b) {
-; SSE2-LABEL: 'var_shift_v8i32'
-; SSE2-NEXT: Cost Model: Found an estimated cost of 30 for instruction: %shift = ashr <8 x i32> %a, %b
-; SSE2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i32> %shift
-;
-; SSE42-LABEL: 'var_shift_v8i32'
-; SSE42-NEXT: Cost Model: Found an estimated cost of 30 for instruction: %shift = ashr <8 x i32> %a, %b
-; SSE42-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i32> %shift
-;
-; AVX1-LABEL: 'var_shift_v8i32'
-; AVX1-NEXT: Cost Model: Found an estimated cost of 26 for instruction: %shift = ashr <8 x i32> %a, %b
-; AVX1-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i32> %shift
-;
-; AVX2-LABEL: 'var_shift_v8i32'
-; AVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <8 x i32> %a, %b
-; AVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i32> %shift
-;
-; XOPAVX1-LABEL: 'var_shift_v8i32'
-; XOPAVX1-NEXT: Cost Model: Found an estimated cost of 5 for instruction: %shift = ashr <8 x i32> %a, %b
-; XOPAVX1-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i32> %shift
-;
-; XOPAVX2-LABEL: 'var_shift_v8i32'
-; XOPAVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <8 x i32> %a, %b
-; XOPAVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i32> %shift
-;
-; AVX512-LABEL: 'var_shift_v8i32'
-; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <8 x i32> %a, %b
-; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i32> %shift
-;
- %shift = ashr <8 x i32> %a, %b
- ret <8 x i32> %shift
-}
-
-define <16 x i32> @var_shift_v16i32(<16 x i32> %a, <16 x i32> %b) {
-; SSE2-LABEL: 'var_shift_v16i32'
-; SSE2-NEXT: Cost Model: Found an estimated cost of 60 for instruction: %shift = ashr <16 x i32> %a, %b
-; SSE2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i32> %shift
-;
-; SSE42-LABEL: 'var_shift_v16i32'
-; SSE42-NEXT: Cost Model: Found an estimated cost of 60 for instruction: %shift = ashr <16 x i32> %a, %b
-; SSE42-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i32> %shift
-;
-; AVX1-LABEL: 'var_shift_v16i32'
-; AVX1-NEXT: Cost Model: Found an estimated cost of 52 for instruction: %shift = ashr <16 x i32> %a, %b
-; AVX1-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i32> %shift
-;
-; AVX2-LABEL: 'var_shift_v16i32'
-; AVX2-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %shift = ashr <16 x i32> %a, %b
-; AVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i32> %shift
-;
-; XOPAVX1-LABEL: 'var_shift_v16i32'
-; XOPAVX1-NEXT: Cost Model: Found an estimated cost of 10 for instruction: %shift = ashr <16 x i32> %a, %b
-; XOPAVX1-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i32> %shift
-;
-; XOPAVX2-LABEL: 'var_shift_v16i32'
-; XOPAVX2-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %shift = ashr <16 x i32> %a, %b
-; XOPAVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i32> %shift
-;
-; AVX512-LABEL: 'var_shift_v16i32'
-; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <16 x i32> %a, %b
-; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i32> %shift
-;
- %shift = ashr <16 x i32> %a, %b
- ret <16 x i32> %shift
-}
-
-define <8 x i16> @var_shift_v8i16(<8 x i16> %a, <8 x i16> %b) {
-; SSE2-LABEL: 'var_shift_v8i16'
-; SSE2-NEXT: Cost Model: Found an estimated cost of 31 for instruction: %shift = ashr <8 x i16> %a, %b
-; SSE2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i16> %shift
-;
-; SSE42-LABEL: 'var_shift_v8i16'
-; SSE42-NEXT: Cost Model: Found an estimated cost of 23 for instruction: %shift = ashr <8 x i16> %a, %b
-; SSE42-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i16> %shift
-;
-; AVX1-LABEL: 'var_shift_v8i16'
-; AVX1-NEXT: Cost Model: Found an estimated cost of 14 for instruction: %shift = ashr <8 x i16> %a, %b
-; AVX1-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i16> %shift
-;
-; AVX2-LABEL: 'var_shift_v8i16'
-; AVX2-NEXT: Cost Model: Found an estimated cost of 5 for instruction: %shift = ashr <8 x i16> %a, %b
-; AVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i16> %shift
-;
-; XOP-LABEL: 'var_shift_v8i16'
-; XOP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <8 x i16> %a, %b
-; XOP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i16> %shift
-;
-; AVX512F-LABEL: 'var_shift_v8i16'
-; AVX512F-NEXT: Cost Model: Found an estimated cost of 5 for instruction: %shift = ashr <8 x i16> %a, %b
-; AVX512F-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i16> %shift
-;
-; AVX512BW-LABEL: 'var_shift_v8i16'
-; AVX512BW-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <8 x i16> %a, %b
-; AVX512BW-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i16> %shift
-;
-; AVX512GFNI-LABEL: 'var_shift_v8i16'
-; AVX512GFNI-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <8 x i16> %a, %b
-; AVX512GFNI-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i16> %shift
-;
- %shift = ashr <8 x i16> %a, %b
- ret <8 x i16> %shift
-}
-
-define <16 x i16> @var_shift_v16i16(<16 x i16> %a, <16 x i16> %b) {
-; SSE2-LABEL: 'var_shift_v16i16'
-; SSE2-NEXT: Cost Model: Found an estimated cost of 62 for instruction: %shift = ashr <16 x i16> %a, %b
-; SSE2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i16> %shift
-;
-; SSE42-LABEL: 'var_shift_v16i16'
-; SSE42-NEXT: Cost Model: Found an estimated cost of 46 for instruction: %shift = ashr <16 x i16> %a, %b
-; SSE42-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i16> %shift
-;
-; AVX1-LABEL: 'var_shift_v16i16'
-; AVX1-NEXT: Cost Model: Found an estimated cost of 31 for instruction: %shift = ashr <16 x i16> %a, %b
-; AVX1-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i16> %shift
-;
-; AVX2-LABEL: 'var_shift_v16i16'
-; AVX2-NEXT: Cost Model: Found an estimated cost of 10 for instruction: %shift = ashr <16 x i16> %a, %b
-; AVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i16> %shift
-;
-; XOP-LABEL: 'var_shift_v16i16'
-; XOP-NEXT: Cost Model: Found an estimated cost of 5 for instruction: %shift = ashr <16 x i16> %a, %b
-; XOP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i16> %shift
-;
-; AVX512F-LABEL: 'var_shift_v16i16'
-; AVX512F-NEXT: Cost Model: Found an estimated cost of 10 for instruction: %shift = ashr <16 x i16> %a, %b
-; AVX512F-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i16> %shift
-;
-; AVX512BW-LABEL: 'var_shift_v16i16'
-; AVX512BW-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <16 x i16> %a, %b
-; AVX512BW-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i16> %shift
-;
-; AVX512GFNI-LABEL: 'var_shift_v16i16'
-; AVX512GFNI-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <16 x i16> %a, %b
-; AVX512GFNI-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i16> %shift
-;
- %shift = ashr <16 x i16> %a, %b
- ret <16 x i16> %shift
-}
-
-define <32 x i16> @var_shift_v32i16(<32 x i16> %a, <32 x i16> %b) {
-; SSE2-LABEL: 'var_shift_v32i16'
-; SSE2-NEXT: Cost Model: Found an estimated cost of 124 for instruction: %shift = ashr <32 x i16> %a, %b
-; SSE2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <32 x i16> %shift
-;
-; SSE42-LABEL: 'var_shift_v32i16'
-; SSE42-NEXT: Cost Model: Found an estimated cost of 92 for instruction: %shift = ashr <32 x i16> %a, %b
-; SSE42-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <32 x i16> %shift
-;
-; AVX1-LABEL: 'var_shift_v32i16'
-; AVX1-NEXT: Cost Model: Found an estimated cost of 62 for instruction: %shift = ashr <32 x i16> %a, %b
-; AVX1-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <32 x i16> %shift
-;
-; AVX2-LABEL: 'var_shift_v32i16'
-; AVX2-NEXT: Cost Model: Found an estimated cost of 20 for instruction: %shift = ashr <32 x i16> %a, %b
-; AVX2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <32 x i16> %shift
-;
-; XOP-LABEL: 'var_shift_v32i16'
-; XOP-NEXT: Cost Model: Found an estimated cost of 10 for instruction: %shift = ashr <32 x i16> %a, %b
-; XOP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <32 x i16> %shift
-;
-; AVX512F-LABEL: 'var_shift_v32i16'
-; AVX512F-NEXT: Cost Model: Found an estimated cost of 11 for instruction: %shift = ashr <32 x i16> %a, %b
-; AVX512F-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <32 x i16> %shift
-;
-; AVX512BW-LABEL: 'var_shift_v32i16'
-; AVX512BW-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <32 x i16> %a, %b
-; AVX512BW-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <32 x i16> %shift
-;
-; AVX512GFNI-LABEL: 'var_shift_v32i16'
-; AVX512GFNI-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <32 x i16> %a, %b
-; AVX512GFNI-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <32 x i16> %shift
-;
- %shift = ashr <32 x i16> %a, %b
- ret <32 x i16> %shift
-}
-
-define <16 x i8> @var_shift_v16i8(<16 x i8> %a, <16 x i8> %b) {
-; SSE2-LABEL: 'var_shift_v16i8'
-; SSE2-NEXT: Cost Model: Found an estimated cost of 54 for instruction: %shift = ashr <16 x i8> %a, %b
-; SSE2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i8> %shift
-;
-; SSE42-LABEL: 'var_shift_v16i8'
-; SSE42-NEXT: Cost Model: Found an estimated cost of 30 for instruction: %shift = ashr <16 x i8> %a, %b
-; SSE42-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i8> %shift
-;
-; AVX-LABEL: 'var_shift_v16i8'
-; AVX-NEXT: Cost Model: Found an estimated cost of 24 for instruction: %shift = ashr <16 x i8> %a, %b
-; AVX-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i8> %shift
-;
-; XOP-LABEL: 'var_shift_v16i8'
-; XOP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %shift = ashr <16 x i8> %a, %b
-; XOP-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i8> %shift
-;
-...
[truncated]
``````````
</details>
https://github.com/llvm/llvm-project/pull/131806
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