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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -matrix-allow-contract=false -lower-matrix-intrinsics -S < %s | FileCheck %s
; RUN: opt -matrix-allow-contract=false -passes='lower-matrix-intrinsics' -S < %s | FileCheck %s
; Make sure we propagate in multiple iterations. First, we back-propagate the
; shape information from the transpose to %A, in the next iteration we
; forward-propagate it to %Mul, and then back to %B.
define <16 x double> @backpropagation_iterations(<16 x double>* %A.Ptr, <16 x double>* %B.Ptr) {
; CHECK-LABEL: @backpropagation_iterations(
; CHECK-NEXT: [[TMP1:%.*]] = bitcast <16 x double>* [[A_PTR:%.*]] to double*
; CHECK-NEXT: [[VEC_CAST:%.*]] = bitcast double* [[TMP1]] to <4 x double>*
; CHECK-NEXT: [[COL_LOAD:%.*]] = load <4 x double>, <4 x double>* [[VEC_CAST]], align 8
; CHECK-NEXT: [[VEC_GEP:%.*]] = getelementptr double, double* [[TMP1]], i64 4
; CHECK-NEXT: [[VEC_CAST1:%.*]] = bitcast double* [[VEC_GEP]] to <4 x double>*
; CHECK-NEXT: [[COL_LOAD2:%.*]] = load <4 x double>, <4 x double>* [[VEC_CAST1]], align 8
; CHECK-NEXT: [[VEC_GEP3:%.*]] = getelementptr double, double* [[TMP1]], i64 8
; CHECK-NEXT: [[VEC_CAST4:%.*]] = bitcast double* [[VEC_GEP3]] to <4 x double>*
; CHECK-NEXT: [[COL_LOAD5:%.*]] = load <4 x double>, <4 x double>* [[VEC_CAST4]], align 8
; CHECK-NEXT: [[VEC_GEP6:%.*]] = getelementptr double, double* [[TMP1]], i64 12
; CHECK-NEXT: [[VEC_CAST7:%.*]] = bitcast double* [[VEC_GEP6]] to <4 x double>*
; CHECK-NEXT: [[COL_LOAD8:%.*]] = load <4 x double>, <4 x double>* [[VEC_CAST7]], align 8
; CHECK-NEXT: [[TMP2:%.*]] = extractelement <4 x double> [[COL_LOAD]], i64 0
; CHECK-NEXT: [[TMP3:%.*]] = insertelement <4 x double> undef, double [[TMP2]], i64 0
; CHECK-NEXT: [[TMP4:%.*]] = extractelement <4 x double> [[COL_LOAD2]], i64 0
; CHECK-NEXT: [[TMP5:%.*]] = insertelement <4 x double> [[TMP3]], double [[TMP4]], i64 1
; CHECK-NEXT: [[TMP6:%.*]] = extractelement <4 x double> [[COL_LOAD5]], i64 0
; CHECK-NEXT: [[TMP7:%.*]] = insertelement <4 x double> [[TMP5]], double [[TMP6]], i64 2
; CHECK-NEXT: [[TMP8:%.*]] = extractelement <4 x double> [[COL_LOAD8]], i64 0
; CHECK-NEXT: [[TMP9:%.*]] = insertelement <4 x double> [[TMP7]], double [[TMP8]], i64 3
; CHECK-NEXT: [[TMP10:%.*]] = extractelement <4 x double> [[COL_LOAD]], i64 1
; CHECK-NEXT: [[TMP11:%.*]] = insertelement <4 x double> undef, double [[TMP10]], i64 0
; CHECK-NEXT: [[TMP12:%.*]] = extractelement <4 x double> [[COL_LOAD2]], i64 1
; CHECK-NEXT: [[TMP13:%.*]] = insertelement <4 x double> [[TMP11]], double [[TMP12]], i64 1
; CHECK-NEXT: [[TMP14:%.*]] = extractelement <4 x double> [[COL_LOAD5]], i64 1
; CHECK-NEXT: [[TMP15:%.*]] = insertelement <4 x double> [[TMP13]], double [[TMP14]], i64 2
; CHECK-NEXT: [[TMP16:%.*]] = extractelement <4 x double> [[COL_LOAD8]], i64 1
; CHECK-NEXT: [[TMP17:%.*]] = insertelement <4 x double> [[TMP15]], double [[TMP16]], i64 3
; CHECK-NEXT: [[TMP18:%.*]] = extractelement <4 x double> [[COL_LOAD]], i64 2
; CHECK-NEXT: [[TMP19:%.*]] = insertelement <4 x double> undef, double [[TMP18]], i64 0
; CHECK-NEXT: [[TMP20:%.*]] = extractelement <4 x double> [[COL_LOAD2]], i64 2
; CHECK-NEXT: [[TMP21:%.*]] = insertelement <4 x double> [[TMP19]], double [[TMP20]], i64 1
; CHECK-NEXT: [[TMP22:%.*]] = extractelement <4 x double> [[COL_LOAD5]], i64 2
; CHECK-NEXT: [[TMP23:%.*]] = insertelement <4 x double> [[TMP21]], double [[TMP22]], i64 2
; CHECK-NEXT: [[TMP24:%.*]] = extractelement <4 x double> [[COL_LOAD8]], i64 2
; CHECK-NEXT: [[TMP25:%.*]] = insertelement <4 x double> [[TMP23]], double [[TMP24]], i64 3
; CHECK-NEXT: [[TMP26:%.*]] = extractelement <4 x double> [[COL_LOAD]], i64 3
; CHECK-NEXT: [[TMP27:%.*]] = insertelement <4 x double> undef, double [[TMP26]], i64 0
; CHECK-NEXT: [[TMP28:%.*]] = extractelement <4 x double> [[COL_LOAD2]], i64 3
; CHECK-NEXT: [[TMP29:%.*]] = insertelement <4 x double> [[TMP27]], double [[TMP28]], i64 1
; CHECK-NEXT: [[TMP30:%.*]] = extractelement <4 x double> [[COL_LOAD5]], i64 3
; CHECK-NEXT: [[TMP31:%.*]] = insertelement <4 x double> [[TMP29]], double [[TMP30]], i64 2
; CHECK-NEXT: [[TMP32:%.*]] = extractelement <4 x double> [[COL_LOAD8]], i64 3
; CHECK-NEXT: [[TMP33:%.*]] = insertelement <4 x double> [[TMP31]], double [[TMP32]], i64 3
; CHECK-NEXT: [[TMP34:%.*]] = bitcast <16 x double>* [[B_PTR:%.*]] to double*
; CHECK-NEXT: [[VEC_CAST9:%.*]] = bitcast double* [[TMP34]] to <4 x double>*
; CHECK-NEXT: [[COL_LOAD10:%.*]] = load <4 x double>, <4 x double>* [[VEC_CAST9]], align 8
; CHECK-NEXT: [[VEC_GEP11:%.*]] = getelementptr double, double* [[TMP34]], i64 4
; CHECK-NEXT: [[VEC_CAST12:%.*]] = bitcast double* [[VEC_GEP11]] to <4 x double>*
; CHECK-NEXT: [[COL_LOAD13:%.*]] = load <4 x double>, <4 x double>* [[VEC_CAST12]], align 8
; CHECK-NEXT: [[VEC_GEP14:%.*]] = getelementptr double, double* [[TMP34]], i64 8
; CHECK-NEXT: [[VEC_CAST15:%.*]] = bitcast double* [[VEC_GEP14]] to <4 x double>*
; CHECK-NEXT: [[COL_LOAD16:%.*]] = load <4 x double>, <4 x double>* [[VEC_CAST15]], align 8
; CHECK-NEXT: [[VEC_GEP17:%.*]] = getelementptr double, double* [[TMP34]], i64 12
; CHECK-NEXT: [[VEC_CAST18:%.*]] = bitcast double* [[VEC_GEP17]] to <4 x double>*
; CHECK-NEXT: [[COL_LOAD19:%.*]] = load <4 x double>, <4 x double>* [[VEC_CAST18]], align 8
; CHECK-NEXT: [[TMP35:%.*]] = fmul <4 x double> [[COL_LOAD]], [[COL_LOAD10]]
; CHECK-NEXT: [[TMP36:%.*]] = fmul <4 x double> [[COL_LOAD2]], [[COL_LOAD13]]
; CHECK-NEXT: [[TMP37:%.*]] = fmul <4 x double> [[COL_LOAD5]], [[COL_LOAD16]]
; CHECK-NEXT: [[TMP38:%.*]] = fmul <4 x double> [[COL_LOAD8]], [[COL_LOAD19]]
; CHECK-NEXT: [[TMP39:%.*]] = shufflevector <4 x double> [[TMP35]], <4 x double> [[TMP36]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; CHECK-NEXT: [[TMP40:%.*]] = shufflevector <4 x double> [[TMP37]], <4 x double> [[TMP38]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; CHECK-NEXT: [[TMP41:%.*]] = shufflevector <8 x double> [[TMP39]], <8 x double> [[TMP40]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
; CHECK-NEXT: ret <16 x double> [[TMP41]]
;
%A = load <16 x double>, <16 x double>* %A.Ptr, align 8
%A.trans = tail call <16 x double> @llvm.matrix.transpose.v16f64(<16 x double> %A, i32 4, i32 4)
%B = load <16 x double>, <16 x double>* %B.Ptr, align 8
%Mul = fmul <16 x double> %A, %B
ret <16 x double> %Mul
}
declare <16 x double> @llvm.matrix.multiply.v16f64.v16f64.v16f64(<16 x double>, <16 x double>, i32 immarg, i32 immarg, i32 immarg)
declare <16 x double> @llvm.matrix.transpose.v16f64(<16 x double>, i32 immarg, i32 immarg)
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