[llvm] b0ba8fe - [RISCV] Add cost and lowering tests for "transpose" shuffle kinds
Philip Reames via llvm-commits
llvm-commits at lists.llvm.org
Mon Apr 3 16:19:39 PDT 2023
Author: Philip Reames
Date: 2023-04-03T16:19:32-07:00
New Revision: b0ba8fe6ba5163e9e9fa42fcaccbec14fe86cca8
URL: https://github.com/llvm/llvm-project/commit/b0ba8fe6ba5163e9e9fa42fcaccbec14fe86cca8
DIFF: https://github.com/llvm/llvm-project/commit/b0ba8fe6ba5163e9e9fa42fcaccbec14fe86cca8.diff
LOG: [RISCV] Add cost and lowering tests for "transpose" shuffle kinds
These just hit the generic two argument shuffle lowering right now, but that's not how their costed.
Added:
llvm/test/Analysis/CostModel/RISCV/shuffle-transpose.ll
llvm/test/CodeGen/RISCV/rvv/fixed-vector-shuffle-transpose.ll
Modified:
Removed:
################################################################################
diff --git a/llvm/test/Analysis/CostModel/RISCV/shuffle-transpose.ll b/llvm/test/Analysis/CostModel/RISCV/shuffle-transpose.ll
new file mode 100644
index 0000000000000..1263233333fd1
--- /dev/null
+++ b/llvm/test/Analysis/CostModel/RISCV/shuffle-transpose.ll
@@ -0,0 +1,222 @@
+; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
+; RUN: opt < %s -passes="print<cost-model>" 2>&1 -disable-output -mtriple=riscv32 -mattr=+v,+f,+d,+zfh,+experimental-zvfh -riscv-v-vector-bits-min=-1 | FileCheck %s
+; Check that we don't crash querying costs when vectors are not enabled.
+; RUN: opt -passes="print<cost-model>" 2>&1 -disable-output -mtriple=riscv32
+
+target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
+
+define <8 x i8> @trn1.v8i8(<8 x i8> %v0, <8 x i8> %v1) {
+; CHECK-LABEL: 'trn1.v8i8'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 30 for instruction: %tmp0 = shufflevector <8 x i8> %v0, <8 x i8> %v1, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i8> %tmp0
+;
+ %tmp0 = shufflevector <8 x i8> %v0, <8 x i8> %v1, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+ ret <8 x i8> %tmp0
+}
+
+define <8 x i8> @trn2.v8i8(<8 x i8> %v0, <8 x i8> %v1) {
+; CHECK-LABEL: 'trn2.v8i8'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 30 for instruction: %tmp0 = shufflevector <8 x i8> %v0, <8 x i8> %v1, <8 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i8> %tmp0
+;
+ %tmp0 = shufflevector <8 x i8> %v0, <8 x i8> %v1, <8 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15>
+ ret <8 x i8> %tmp0
+}
+
+define <16 x i8> @trn1.v16i8(<16 x i8> %v0, <16 x i8> %v1) {
+; CHECK-LABEL: 'trn1.v16i8'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 62 for instruction: %tmp0 = shufflevector <16 x i8> %v0, <16 x i8> %v1, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i8> %tmp0
+;
+ %tmp0 = shufflevector <16 x i8> %v0, <16 x i8> %v1, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+ ret <16 x i8> %tmp0
+}
+
+define <16 x i8> @trn2.v16i8(<16 x i8> %v0, <16 x i8> %v1) {
+; CHECK-LABEL: 'trn2.v16i8'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 62 for instruction: %tmp0 = shufflevector <16 x i8> %v0, <16 x i8> %v1, <16 x i32> <i32 1, i32 17, i32 3, i32 19, i32 5, i32 21, i32 7, i32 23, i32 9, i32 25, i32 11, i32 27, i32 13, i32 29, i32 15, i32 31>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <16 x i8> %tmp0
+;
+ %tmp0 = shufflevector <16 x i8> %v0, <16 x i8> %v1, <16 x i32> <i32 1, i32 17, i32 3, i32 19, i32 5, i32 21, i32 7, i32 23, i32 9, i32 25, i32 11, i32 27, i32 13, i32 29, i32 15, i32 31>
+ ret <16 x i8> %tmp0
+}
+
+define <4 x i16> @trn1.v4i16(<4 x i16> %v0, <4 x i16> %v1) {
+; CHECK-LABEL: 'trn1.v4i16'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 14 for instruction: %tmp0 = shufflevector <4 x i16> %v0, <4 x i16> %v1, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i16> %tmp0
+;
+ %tmp0 = shufflevector <4 x i16> %v0, <4 x i16> %v1, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+ ret <4 x i16> %tmp0
+}
+
+define <4 x i16> @trn2.v4i16(<4 x i16> %v0, <4 x i16> %v1) {
+; CHECK-LABEL: 'trn2.v4i16'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 14 for instruction: %tmp0 = shufflevector <4 x i16> %v0, <4 x i16> %v1, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i16> %tmp0
+;
+ %tmp0 = shufflevector <4 x i16> %v0, <4 x i16> %v1, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
+ ret <4 x i16> %tmp0
+}
+
+define <8 x i16> @trn1.v8i16(<8 x i16> %v0, <8 x i16> %v1) {
+; CHECK-LABEL: 'trn1.v8i16'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 30 for instruction: %tmp0 = shufflevector <8 x i16> %v0, <8 x i16> %v1, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i16> %tmp0
+;
+ %tmp0 = shufflevector <8 x i16> %v0, <8 x i16> %v1, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+ ret <8 x i16> %tmp0
+}
+
+define <8 x i16> @trn2.v8i16(<8 x i16> %v0, <8 x i16> %v1) {
+; CHECK-LABEL: 'trn2.v8i16'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 30 for instruction: %tmp0 = shufflevector <8 x i16> %v0, <8 x i16> %v1, <8 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x i16> %tmp0
+;
+ %tmp0 = shufflevector <8 x i16> %v0, <8 x i16> %v1, <8 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15>
+ ret <8 x i16> %tmp0
+}
+
+define <2 x i32> @trn1.v2i32(<2 x i32> %v0, <2 x i32> %v1) {
+; CHECK-LABEL: 'trn1.v2i32'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %tmp0 = shufflevector <2 x i32> %v0, <2 x i32> %v1, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x i32> %tmp0
+;
+ %tmp0 = shufflevector <2 x i32> %v0, <2 x i32> %v1, <2 x i32> <i32 0, i32 2>
+ ret <2 x i32> %tmp0
+}
+
+define <2 x i32> @trn2.v2i32(<2 x i32> %v0, <2 x i32> %v1) {
+; CHECK-LABEL: 'trn2.v2i32'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %tmp0 = shufflevector <2 x i32> %v0, <2 x i32> %v1, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x i32> %tmp0
+;
+ %tmp0 = shufflevector <2 x i32> %v0, <2 x i32> %v1, <2 x i32> <i32 1, i32 3>
+ ret <2 x i32> %tmp0
+}
+
+define <4 x i32> @trn1.v4i32(<4 x i32> %v0, <4 x i32> %v1) {
+; CHECK-LABEL: 'trn1.v4i32'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 14 for instruction: %tmp0 = shufflevector <4 x i32> %v0, <4 x i32> %v1, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i32> %tmp0
+;
+ %tmp0 = shufflevector <4 x i32> %v0, <4 x i32> %v1, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+ ret <4 x i32> %tmp0
+}
+
+define <4 x i32> @trn2.v4i32(<4 x i32> %v0, <4 x i32> %v1) {
+; CHECK-LABEL: 'trn2.v4i32'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 14 for instruction: %tmp0 = shufflevector <4 x i32> %v0, <4 x i32> %v1, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x i32> %tmp0
+;
+ %tmp0 = shufflevector <4 x i32> %v0, <4 x i32> %v1, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
+ ret <4 x i32> %tmp0
+}
+
+define <2 x i64> @trn1.v2i64(<2 x i64> %v0, <2 x i64> %v1) {
+; CHECK-LABEL: 'trn1.v2i64'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 16 for instruction: %tmp0 = shufflevector <2 x i64> %v0, <2 x i64> %v1, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x i64> %tmp0
+;
+ %tmp0 = shufflevector <2 x i64> %v0, <2 x i64> %v1, <2 x i32> <i32 0, i32 2>
+ ret <2 x i64> %tmp0
+}
+
+define <2 x i64> @trn2.v2i64(<2 x i64> %v0, <2 x i64> %v1) {
+; CHECK-LABEL: 'trn2.v2i64'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 16 for instruction: %tmp0 = shufflevector <2 x i64> %v0, <2 x i64> %v1, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x i64> %tmp0
+;
+ %tmp0 = shufflevector <2 x i64> %v0, <2 x i64> %v1, <2 x i32> <i32 1, i32 3>
+ ret <2 x i64> %tmp0
+}
+
+define <2 x float> @trn1.v2f32(<2 x float> %v0, <2 x float> %v1) {
+; CHECK-LABEL: 'trn1.v2f32'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %tmp0 = shufflevector <2 x float> %v0, <2 x float> %v1, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x float> %tmp0
+;
+ %tmp0 = shufflevector <2 x float> %v0, <2 x float> %v1, <2 x i32> <i32 0, i32 2>
+ ret <2 x float> %tmp0
+}
+
+define <2 x float> @trn2.v2f32(<2 x float> %v0, <2 x float> %v1) {
+; CHECK-LABEL: 'trn2.v2f32'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %tmp0 = shufflevector <2 x float> %v0, <2 x float> %v1, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x float> %tmp0
+;
+ %tmp0 = shufflevector <2 x float> %v0, <2 x float> %v1, <2 x i32> <i32 1, i32 3>
+ ret <2 x float> %tmp0
+}
+
+define <4 x float> @trn1.v4f32(<4 x float> %v0, <4 x float> %v1) {
+; CHECK-LABEL: 'trn1.v4f32'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 14 for instruction: %tmp0 = shufflevector <4 x float> %v0, <4 x float> %v1, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x float> %tmp0
+;
+ %tmp0 = shufflevector <4 x float> %v0, <4 x float> %v1, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+ ret <4 x float> %tmp0
+}
+
+define <4 x float> @trn2.v4f32(<4 x float> %v0, <4 x float> %v1) {
+; CHECK-LABEL: 'trn2.v4f32'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 14 for instruction: %tmp0 = shufflevector <4 x float> %v0, <4 x float> %v1, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x float> %tmp0
+;
+ %tmp0 = shufflevector <4 x float> %v0, <4 x float> %v1, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
+ ret <4 x float> %tmp0
+}
+
+define <2 x double> @trn1.v2f64(<2 x double> %v0, <2 x double> %v1) {
+; CHECK-LABEL: 'trn1.v2f64'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %tmp0 = shufflevector <2 x double> %v0, <2 x double> %v1, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x double> %tmp0
+;
+ %tmp0 = shufflevector <2 x double> %v0, <2 x double> %v1, <2 x i32> <i32 0, i32 2>
+ ret <2 x double> %tmp0
+}
+
+define <2 x double> @trn2.v2f64(<2 x double> %v0, <2 x double> %v1) {
+; CHECK-LABEL: 'trn2.v2f64'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %tmp0 = shufflevector <2 x double> %v0, <2 x double> %v1, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <2 x double> %tmp0
+;
+ %tmp0 = shufflevector <2 x double> %v0, <2 x double> %v1, <2 x i32> <i32 1, i32 3>
+ ret <2 x double> %tmp0
+}
+
+define <4 x half> @trn1.v4f16(<4 x half> %v0, <4 x half> %v1) {
+; CHECK-LABEL: 'trn1.v4f16'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 14 for instruction: %tmp0 = shufflevector <4 x half> %v0, <4 x half> %v1, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x half> %tmp0
+;
+ %tmp0 = shufflevector <4 x half> %v0, <4 x half> %v1, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+ ret <4 x half> %tmp0
+}
+
+define <4 x half> @trn2.v4f16(<4 x half> %v0, <4 x half> %v1) {
+; CHECK-LABEL: 'trn2.v4f16'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 14 for instruction: %tmp0 = shufflevector <4 x half> %v0, <4 x half> %v1, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <4 x half> %tmp0
+;
+ %tmp0 = shufflevector <4 x half> %v0, <4 x half> %v1, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
+ ret <4 x half> %tmp0
+}
+
+define <8 x half> @trn1.v8f16(<8 x half> %v0, <8 x half> %v1) {
+; CHECK-LABEL: 'trn1.v8f16'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 30 for instruction: %tmp0 = shufflevector <8 x half> %v0, <8 x half> %v1, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x half> %tmp0
+;
+ %tmp0 = shufflevector <8 x half> %v0, <8 x half> %v1, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+ ret <8 x half> %tmp0
+}
+
+define <8 x half> @trn2.v8f16(<8 x half> %v0, <8 x half> %v1) {
+; CHECK-LABEL: 'trn2.v8f16'
+; CHECK-NEXT: Cost Model: Found an estimated cost of 30 for instruction: %tmp0 = shufflevector <8 x half> %v0, <8 x half> %v1, <8 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15>
+; CHECK-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret <8 x half> %tmp0
+;
+ %tmp0 = shufflevector <8 x half> %v0, <8 x half> %v1, <8 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15>
+ ret <8 x half> %tmp0
+}
diff --git a/llvm/test/CodeGen/RISCV/rvv/fixed-vector-shuffle-transpose.ll b/llvm/test/CodeGen/RISCV/rvv/fixed-vector-shuffle-transpose.ll
new file mode 100644
index 0000000000000..127c3709151a0
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/fixed-vector-shuffle-transpose.ll
@@ -0,0 +1,345 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
+; RUN: llc -mtriple=riscv32 -mattr=+m,+v,+f,+d,+zfh,+experimental-zvfh -verify-machineinstrs < %s | FileCheck %s --check-prefixes=CHECK
+; RUN: llc -mtriple=riscv64 -mattr=+m,+v,+f,+d,+zfh,+experimental-zvfh -verify-machineinstrs < %s | FileCheck %s --check-prefixes=CHECK
+
+target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
+
+define <8 x i8> @trn1.v8i8(<8 x i8> %v0, <8 x i8> %v1) {
+; CHECK-LABEL: trn1.v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e8, mf2, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vrgather.vv v10, v8, v11
+; CHECK-NEXT: li a0, 170
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vadd.vi v8, v11, -1
+; CHECK-NEXT: vrgather.vv v10, v9, v8, v0.t
+; CHECK-NEXT: vmv1r.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <8 x i8> %v0, <8 x i8> %v1, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+ ret <8 x i8> %tmp0
+}
+
+define <8 x i8> @trn2.v8i8(<8 x i8> %v0, <8 x i8> %v1) {
+; CHECK-LABEL: trn2.v8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e8, mf2, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vadd.vi v12, v11, 1
+; CHECK-NEXT: li a0, 170
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vrgather.vv v10, v8, v12
+; CHECK-NEXT: vrgather.vv v10, v9, v11, v0.t
+; CHECK-NEXT: vmv1r.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <8 x i8> %v0, <8 x i8> %v1, <8 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15>
+ ret <8 x i8> %tmp0
+}
+
+define <16 x i8> @trn1.v16i8(<16 x i8> %v0, <16 x i8> %v1) {
+ %tmp0 = shufflevector <16 x i8> %v0, <16 x i8> %v1, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+ ret <16 x i8> %tmp0
+}
+
+define <16 x i8> @trn2.v16i8(<16 x i8> %v0, <16 x i8> %v1) {
+ %tmp0 = shufflevector <16 x i8> %v0, <16 x i8> %v1, <16 x i32> <i32 1, i32 17, i32 3, i32 19, i32 5, i32 21, i32 7, i32 23, i32 9, i32 25, i32 11, i32 27, i32 13, i32 29, i32 15, i32 31>
+ ret <16 x i8> %tmp0
+}
+
+define <4 x i16> @trn1.v4i16(<4 x i16> %v0, <4 x i16> %v1) {
+; CHECK-LABEL: trn1.v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e16, mf2, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vrgather.vv v10, v8, v11
+; CHECK-NEXT: li a0, 10
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vadd.vi v8, v11, -1
+; CHECK-NEXT: vrgather.vv v10, v9, v8, v0.t
+; CHECK-NEXT: vmv1r.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <4 x i16> %v0, <4 x i16> %v1, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+ ret <4 x i16> %tmp0
+}
+
+define <4 x i16> @trn2.v4i16(<4 x i16> %v0, <4 x i16> %v1) {
+; CHECK-LABEL: trn2.v4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e16, mf2, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vadd.vi v12, v11, 1
+; CHECK-NEXT: li a0, 10
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vrgather.vv v10, v8, v12
+; CHECK-NEXT: vrgather.vv v10, v9, v11, v0.t
+; CHECK-NEXT: vmv1r.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <4 x i16> %v0, <4 x i16> %v1, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
+ ret <4 x i16> %tmp0
+}
+
+define <8 x i16> @trn1.v8i16(<8 x i16> %v0, <8 x i16> %v1) {
+; CHECK-LABEL: trn1.v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vrgather.vv v10, v8, v11
+; CHECK-NEXT: li a0, 170
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vadd.vi v8, v11, -1
+; CHECK-NEXT: vrgather.vv v10, v9, v8, v0.t
+; CHECK-NEXT: vmv.v.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <8 x i16> %v0, <8 x i16> %v1, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+ ret <8 x i16> %tmp0
+}
+
+define <8 x i16> @trn2.v8i16(<8 x i16> %v0, <8 x i16> %v1) {
+; CHECK-LABEL: trn2.v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vadd.vi v12, v11, 1
+; CHECK-NEXT: li a0, 170
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vrgather.vv v10, v8, v12
+; CHECK-NEXT: vrgather.vv v10, v9, v11, v0.t
+; CHECK-NEXT: vmv.v.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <8 x i16> %v0, <8 x i16> %v1, <8 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15>
+ ret <8 x i16> %tmp0
+}
+
+define <2 x i32> @trn1.v2i32(<2 x i32> %v0, <2 x i32> %v1) {
+; CHECK-LABEL: trn1.v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 1, e32, mf2, ta, ma
+; CHECK-NEXT: vwaddu.vv v10, v8, v9
+; CHECK-NEXT: li a0, -1
+; CHECK-NEXT: vwmaccu.vx v10, a0, v9
+; CHECK-NEXT: vmv1r.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <2 x i32> %v0, <2 x i32> %v1, <2 x i32> <i32 0, i32 2>
+ ret <2 x i32> %tmp0
+}
+
+define <2 x i32> @trn2.v2i32(<2 x i32> %v0, <2 x i32> %v1) {
+; CHECK-LABEL: trn2.v2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a0, 2
+; CHECK-NEXT: vsetivli zero, 1, e8, mf8, ta, ma
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vsetivli zero, 2, e32, mf2, ta, mu
+; CHECK-NEXT: vrgather.vi v10, v8, 1
+; CHECK-NEXT: vrgather.vi v10, v9, 1, v0.t
+; CHECK-NEXT: vmv1r.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <2 x i32> %v0, <2 x i32> %v1, <2 x i32> <i32 1, i32 3>
+ ret <2 x i32> %tmp0
+}
+
+define <4 x i32> @trn1.v4i32(<4 x i32> %v0, <4 x i32> %v1) {
+; CHECK-LABEL: trn1.v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e32, m1, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vrgather.vv v10, v8, v11
+; CHECK-NEXT: li a0, 10
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vadd.vi v8, v11, -1
+; CHECK-NEXT: vrgather.vv v10, v9, v8, v0.t
+; CHECK-NEXT: vmv.v.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <4 x i32> %v0, <4 x i32> %v1, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+ ret <4 x i32> %tmp0
+}
+
+define <4 x i32> @trn2.v4i32(<4 x i32> %v0, <4 x i32> %v1) {
+; CHECK-LABEL: trn2.v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e32, m1, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vadd.vi v12, v11, 1
+; CHECK-NEXT: li a0, 10
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vrgather.vv v10, v8, v12
+; CHECK-NEXT: vrgather.vv v10, v9, v11, v0.t
+; CHECK-NEXT: vmv.v.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <4 x i32> %v0, <4 x i32> %v1, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
+ ret <4 x i32> %tmp0
+}
+
+define <2 x i64> @trn1.v2i64(<2 x i64> %v0, <2 x i64> %v1) {
+; CHECK-LABEL: trn1.v2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; CHECK-NEXT: vslideup.vi v8, v9, 1
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <2 x i64> %v0, <2 x i64> %v1, <2 x i32> <i32 0, i32 2>
+ ret <2 x i64> %tmp0
+}
+
+define <2 x i64> @trn2.v2i64(<2 x i64> %v0, <2 x i64> %v1) {
+; CHECK-LABEL: trn2.v2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a0, 2
+; CHECK-NEXT: vsetivli zero, 1, e8, mf8, ta, ma
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vsetivli zero, 2, e64, m1, ta, mu
+; CHECK-NEXT: vrgather.vi v10, v8, 1
+; CHECK-NEXT: vrgather.vi v10, v9, 1, v0.t
+; CHECK-NEXT: vmv.v.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <2 x i64> %v0, <2 x i64> %v1, <2 x i32> <i32 1, i32 3>
+ ret <2 x i64> %tmp0
+}
+
+define <2 x float> @trn1.v2f32(<2 x float> %v0, <2 x float> %v1) {
+; CHECK-LABEL: trn1.v2f32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 1, e32, mf2, ta, ma
+; CHECK-NEXT: vwaddu.vv v10, v8, v9
+; CHECK-NEXT: li a0, -1
+; CHECK-NEXT: vwmaccu.vx v10, a0, v9
+; CHECK-NEXT: vmv1r.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <2 x float> %v0, <2 x float> %v1, <2 x i32> <i32 0, i32 2>
+ ret <2 x float> %tmp0
+}
+
+define <2 x float> @trn2.v2f32(<2 x float> %v0, <2 x float> %v1) {
+; CHECK-LABEL: trn2.v2f32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a0, 2
+; CHECK-NEXT: vsetivli zero, 1, e8, mf8, ta, ma
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vsetivli zero, 2, e32, mf2, ta, mu
+; CHECK-NEXT: vrgather.vi v10, v8, 1
+; CHECK-NEXT: vrgather.vi v10, v9, 1, v0.t
+; CHECK-NEXT: vmv1r.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <2 x float> %v0, <2 x float> %v1, <2 x i32> <i32 1, i32 3>
+ ret <2 x float> %tmp0
+}
+
+define <4 x float> @trn1.v4f32(<4 x float> %v0, <4 x float> %v1) {
+; CHECK-LABEL: trn1.v4f32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e32, m1, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vrgather.vv v10, v8, v11
+; CHECK-NEXT: li a0, 10
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vadd.vi v8, v11, -1
+; CHECK-NEXT: vrgather.vv v10, v9, v8, v0.t
+; CHECK-NEXT: vmv.v.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <4 x float> %v0, <4 x float> %v1, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+ ret <4 x float> %tmp0
+}
+
+define <4 x float> @trn2.v4f32(<4 x float> %v0, <4 x float> %v1) {
+; CHECK-LABEL: trn2.v4f32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e32, m1, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vadd.vi v12, v11, 1
+; CHECK-NEXT: li a0, 10
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vrgather.vv v10, v8, v12
+; CHECK-NEXT: vrgather.vv v10, v9, v11, v0.t
+; CHECK-NEXT: vmv.v.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <4 x float> %v0, <4 x float> %v1, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
+ ret <4 x float> %tmp0
+}
+
+define <2 x double> @trn1.v2f64(<2 x double> %v0, <2 x double> %v1) {
+; CHECK-LABEL: trn1.v2f64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; CHECK-NEXT: vslideup.vi v8, v9, 1
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <2 x double> %v0, <2 x double> %v1, <2 x i32> <i32 0, i32 2>
+ ret <2 x double> %tmp0
+}
+
+define <2 x double> @trn2.v2f64(<2 x double> %v0, <2 x double> %v1) {
+; CHECK-LABEL: trn2.v2f64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: li a0, 2
+; CHECK-NEXT: vsetivli zero, 1, e8, mf8, ta, ma
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vsetivli zero, 2, e64, m1, ta, mu
+; CHECK-NEXT: vrgather.vi v10, v8, 1
+; CHECK-NEXT: vrgather.vi v10, v9, 1, v0.t
+; CHECK-NEXT: vmv.v.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <2 x double> %v0, <2 x double> %v1, <2 x i32> <i32 1, i32 3>
+ ret <2 x double> %tmp0
+}
+
+define <4 x half> @trn1.v4f16(<4 x half> %v0, <4 x half> %v1) {
+; CHECK-LABEL: trn1.v4f16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e16, mf2, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vrgather.vv v10, v8, v11
+; CHECK-NEXT: li a0, 10
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vadd.vi v8, v11, -1
+; CHECK-NEXT: vrgather.vv v10, v9, v8, v0.t
+; CHECK-NEXT: vmv1r.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <4 x half> %v0, <4 x half> %v1, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+ ret <4 x half> %tmp0
+}
+
+define <4 x half> @trn2.v4f16(<4 x half> %v0, <4 x half> %v1) {
+; CHECK-LABEL: trn2.v4f16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e16, mf2, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vadd.vi v12, v11, 1
+; CHECK-NEXT: li a0, 10
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vrgather.vv v10, v8, v12
+; CHECK-NEXT: vrgather.vv v10, v9, v11, v0.t
+; CHECK-NEXT: vmv1r.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <4 x half> %v0, <4 x half> %v1, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
+ ret <4 x half> %tmp0
+}
+
+define <8 x half> @trn1.v8f16(<8 x half> %v0, <8 x half> %v1) {
+; CHECK-LABEL: trn1.v8f16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vrgather.vv v10, v8, v11
+; CHECK-NEXT: li a0, 170
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vadd.vi v8, v11, -1
+; CHECK-NEXT: vrgather.vv v10, v9, v8, v0.t
+; CHECK-NEXT: vmv.v.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <8 x half> %v0, <8 x half> %v1, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+ ret <8 x half> %tmp0
+}
+
+define <8 x half> @trn2.v8f16(<8 x half> %v0, <8 x half> %v1) {
+; CHECK-LABEL: trn2.v8f16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, mu
+; CHECK-NEXT: vid.v v11
+; CHECK-NEXT: vadd.vi v12, v11, 1
+; CHECK-NEXT: li a0, 170
+; CHECK-NEXT: vmv.s.x v0, a0
+; CHECK-NEXT: vrgather.vv v10, v8, v12
+; CHECK-NEXT: vrgather.vv v10, v9, v11, v0.t
+; CHECK-NEXT: vmv.v.v v8, v10
+; CHECK-NEXT: ret
+ %tmp0 = shufflevector <8 x half> %v0, <8 x half> %v1, <8 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15>
+ ret <8 x half> %tmp0
+}
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