test/CodeGen/DirectX/matrix-transpose.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
; RUN: opt -S -dxil-intrinsic-expansion < %s | FileCheck %s

; Verify that llvm.matrix.transpose is expanded to shufflevector for DXIL.

declare <6 x float> @llvm.matrix.transpose.v6f32(<6 x float>, i32, i32)
declare <12 x i32> @llvm.matrix.transpose.v12i32(<12 x i32>, i32, i32)
declare <16 x float> @llvm.matrix.transpose.v16f32(<16 x float>, i32, i32)
declare <4 x float> @llvm.matrix.transpose.v4f32(<4 x float>, i32, i32)
declare <4 x half> @llvm.matrix.transpose.v4f16(<4 x half>, i32, i32)

; 2x3 float -> 3x2 float
define <6 x float> @test_transpose_float2x3(<6 x float> %m) {
; CHECK-LABEL: define <6 x float> @test_transpose_float2x3(
; CHECK-SAME: <6 x float> [[M:%.*]]) {
; CHECK-NEXT:    [[TMP12:%.*]] = shufflevector <6 x float> [[M]], <6 x float> poison, <6 x i32> <i32 0, i32 2, i32 4, i32 1, i32 3, i32 5>
; CHECK-NEXT:    ret <6 x float> [[TMP12]]
;
  %r = call <6 x float> @llvm.matrix.transpose.v6f32(<6 x float> %m, i32 2, i32 3)
  ret <6 x float> %r
}

; 4x3 int -> 3x4 int
define <12 x i32> @test_transpose_int4x3(<12 x i32> %m) {
; CHECK-LABEL: define <12 x i32> @test_transpose_int4x3(
; CHECK-SAME: <12 x i32> [[M:%.*]]) {
; CHECK-NEXT:    [[TMP24:%.*]] = shufflevector <12 x i32> [[M]], <12 x i32> poison, <12 x i32> <i32 0, i32 4, i32 8, i32 1, i32 5, i32 9, i32 2, i32 6, i32 10, i32 3, i32 7, i32 11>
; CHECK-NEXT:    ret <12 x i32> [[TMP24]]
;
  %r = call <12 x i32> @llvm.matrix.transpose.v12i32(<12 x i32> %m, i32 4, i32 3)
  ret <12 x i32> %r
}

; 4x4 float -> 4x4 float
define <16 x float> @test_transpose_float4x4(<16 x float> %m) {
; CHECK-LABEL: define <16 x float> @test_transpose_float4x4(
; CHECK-SAME: <16 x float> [[M:%.*]]) {
; CHECK-NEXT:    [[TMP32:%.*]] = shufflevector <16 x float> [[M]], <16 x float> poison, <16 x i32> <i32 0, i32 4, i32 8, i32 12, i32 1, i32 5, i32 9, i32 13, i32 2, i32 6, i32 10, i32 14, i32 3, i32 7, i32 11, i32 15>
; CHECK-NEXT:    ret <16 x float> [[TMP32]]
;
  %r = call <16 x float> @llvm.matrix.transpose.v16f32(<16 x float> %m, i32 4, i32 4)
  ret <16 x float> %r
}

; 1x4 float -> 4x1 float
define <4 x float> @test_transpose_float1x4(<4 x float> %m) {
; CHECK-LABEL: define <4 x float> @test_transpose_float1x4(
; CHECK-SAME: <4 x float> [[M:%.*]]) {
; CHECK-NEXT:    [[TMP8:%.*]] = shufflevector <4 x float> [[M]], <4 x float> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; CHECK-NEXT:    ret <4 x float> [[TMP8]]
;
  %r = call <4 x float> @llvm.matrix.transpose.v4f32(<4 x float> %m, i32 1, i32 4)
  ret <4 x float> %r
}

; 2x2 half -> 2x2 half
define <4 x half> @test_transpose_half2x2(<4 x half> %m) {
; CHECK-LABEL: define <4 x half> @test_transpose_half2x2(
; CHECK-SAME: <4 x half> [[M:%.*]]) {
; CHECK-NEXT:    [[TMP8:%.*]] = shufflevector <4 x half> [[M]], <4 x half> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
; CHECK-NEXT:    ret <4 x half> [[TMP8]]
;
  %r = call <4 x half> @llvm.matrix.transpose.v4f16(<4 x half> %m, i32 2, i32 2)
  ret <4 x half> %r
}