179 lines
13 KiB
LLVM
179 lines
13 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 < %s -loop-vectorize -dce -instcombine -S | FileCheck -check-prefix=GFX9 %s
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; RUN: opt -mtriple=amdgcn-amd-amdhsa -mcpu=fiji < %s -loop-vectorize -dce -instcombine -S | FileCheck -check-prefix=VI %s
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; RUN: opt -mtriple=amdgcn-amd-amdhsa -mcpu=hawaii < %s -loop-vectorize -dce -instcombine -S | FileCheck -check-prefix=CI %s
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define half @vectorize_v2f16_loop(half addrspace(1)* noalias %s) {
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; GFX9-LABEL: @vectorize_v2f16_loop(
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; GFX9-NEXT: entry:
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; GFX9-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
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; GFX9: vector.ph:
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; GFX9-NEXT: br label [[VECTOR_BODY:%.*]]
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; GFX9: vector.body:
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; GFX9-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
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; GFX9-NEXT: [[VEC_PHI:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP16:%.*]], [[VECTOR_BODY]] ]
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; GFX9-NEXT: [[VEC_PHI1:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP17:%.*]], [[VECTOR_BODY]] ]
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; GFX9-NEXT: [[VEC_PHI2:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP18:%.*]], [[VECTOR_BODY]] ]
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; GFX9-NEXT: [[VEC_PHI3:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP19:%.*]], [[VECTOR_BODY]] ]
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; GFX9-NEXT: [[VEC_PHI4:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP20:%.*]], [[VECTOR_BODY]] ]
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; GFX9-NEXT: [[VEC_PHI5:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP21:%.*]], [[VECTOR_BODY]] ]
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; GFX9-NEXT: [[VEC_PHI6:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP22:%.*]], [[VECTOR_BODY]] ]
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; GFX9-NEXT: [[VEC_PHI7:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP23:%.*]], [[VECTOR_BODY]] ]
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; GFX9-NEXT: [[TMP0:%.*]] = getelementptr inbounds half, half addrspace(1)* [[S:%.*]], i64 [[INDEX]]
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; GFX9-NEXT: [[TMP1:%.*]] = bitcast half addrspace(1)* [[TMP0]] to <2 x half> addrspace(1)*
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; GFX9-NEXT: [[WIDE_LOAD:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP1]], align 2
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; GFX9-NEXT: [[TMP2:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 2
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; GFX9-NEXT: [[TMP3:%.*]] = bitcast half addrspace(1)* [[TMP2]] to <2 x half> addrspace(1)*
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; GFX9-NEXT: [[WIDE_LOAD8:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP3]], align 2
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; GFX9-NEXT: [[TMP4:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 4
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; GFX9-NEXT: [[TMP5:%.*]] = bitcast half addrspace(1)* [[TMP4]] to <2 x half> addrspace(1)*
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; GFX9-NEXT: [[WIDE_LOAD9:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP5]], align 2
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; GFX9-NEXT: [[TMP6:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 6
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; GFX9-NEXT: [[TMP7:%.*]] = bitcast half addrspace(1)* [[TMP6]] to <2 x half> addrspace(1)*
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; GFX9-NEXT: [[WIDE_LOAD10:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP7]], align 2
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; GFX9-NEXT: [[TMP8:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 8
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; GFX9-NEXT: [[TMP9:%.*]] = bitcast half addrspace(1)* [[TMP8]] to <2 x half> addrspace(1)*
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; GFX9-NEXT: [[WIDE_LOAD11:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP9]], align 2
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; GFX9-NEXT: [[TMP10:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 10
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; GFX9-NEXT: [[TMP11:%.*]] = bitcast half addrspace(1)* [[TMP10]] to <2 x half> addrspace(1)*
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; GFX9-NEXT: [[WIDE_LOAD12:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP11]], align 2
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; GFX9-NEXT: [[TMP12:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 12
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; GFX9-NEXT: [[TMP13:%.*]] = bitcast half addrspace(1)* [[TMP12]] to <2 x half> addrspace(1)*
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; GFX9-NEXT: [[WIDE_LOAD13:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP13]], align 2
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; GFX9-NEXT: [[TMP14:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 14
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; GFX9-NEXT: [[TMP15:%.*]] = bitcast half addrspace(1)* [[TMP14]] to <2 x half> addrspace(1)*
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; GFX9-NEXT: [[WIDE_LOAD14:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP15]], align 2
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; GFX9-NEXT: [[TMP16]] = fadd fast <2 x half> [[VEC_PHI]], [[WIDE_LOAD]]
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; GFX9-NEXT: [[TMP17]] = fadd fast <2 x half> [[VEC_PHI1]], [[WIDE_LOAD8]]
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; GFX9-NEXT: [[TMP18]] = fadd fast <2 x half> [[VEC_PHI2]], [[WIDE_LOAD9]]
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; GFX9-NEXT: [[TMP19]] = fadd fast <2 x half> [[VEC_PHI3]], [[WIDE_LOAD10]]
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; GFX9-NEXT: [[TMP20]] = fadd fast <2 x half> [[VEC_PHI4]], [[WIDE_LOAD11]]
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; GFX9-NEXT: [[TMP21]] = fadd fast <2 x half> [[VEC_PHI5]], [[WIDE_LOAD12]]
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; GFX9-NEXT: [[TMP22]] = fadd fast <2 x half> [[VEC_PHI6]], [[WIDE_LOAD13]]
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; GFX9-NEXT: [[TMP23]] = fadd fast <2 x half> [[VEC_PHI7]], [[WIDE_LOAD14]]
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; GFX9-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 16
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; GFX9-NEXT: [[TMP24:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256
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; GFX9-NEXT: br i1 [[TMP24]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP0:!llvm.loop !.*]]
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; GFX9: middle.block:
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; GFX9-NEXT: [[BIN_RDX:%.*]] = fadd fast <2 x half> [[TMP17]], [[TMP16]]
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; GFX9-NEXT: [[BIN_RDX15:%.*]] = fadd fast <2 x half> [[TMP18]], [[BIN_RDX]]
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; GFX9-NEXT: [[BIN_RDX16:%.*]] = fadd fast <2 x half> [[TMP19]], [[BIN_RDX15]]
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; GFX9-NEXT: [[BIN_RDX17:%.*]] = fadd fast <2 x half> [[TMP20]], [[BIN_RDX16]]
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; GFX9-NEXT: [[BIN_RDX18:%.*]] = fadd fast <2 x half> [[TMP21]], [[BIN_RDX17]]
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; GFX9-NEXT: [[BIN_RDX19:%.*]] = fadd fast <2 x half> [[TMP22]], [[BIN_RDX18]]
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; GFX9-NEXT: [[BIN_RDX20:%.*]] = fadd fast <2 x half> [[TMP23]], [[BIN_RDX19]]
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; GFX9-NEXT: [[RDX_SHUF:%.*]] = shufflevector <2 x half> [[BIN_RDX20]], <2 x half> poison, <2 x i32> <i32 1, i32 undef>
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; GFX9-NEXT: [[BIN_RDX21:%.*]] = fadd fast <2 x half> [[BIN_RDX20]], [[RDX_SHUF]]
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; GFX9-NEXT: [[TMP25:%.*]] = extractelement <2 x half> [[BIN_RDX21]], i32 0
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; GFX9-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]]
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; GFX9: scalar.ph:
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; GFX9-NEXT: br label [[FOR_BODY:%.*]]
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; GFX9: for.body:
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; GFX9-NEXT: br i1 undef, label [[FOR_END]], label [[FOR_BODY]], [[LOOP2:!llvm.loop !.*]]
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; GFX9: for.end:
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; GFX9-NEXT: [[ADD_LCSSA:%.*]] = phi half [ undef, [[FOR_BODY]] ], [ [[TMP25]], [[MIDDLE_BLOCK]] ]
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; GFX9-NEXT: ret half [[ADD_LCSSA]]
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;
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; VI-LABEL: @vectorize_v2f16_loop(
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; VI-NEXT: entry:
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; VI-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
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; VI: vector.ph:
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; VI-NEXT: br label [[VECTOR_BODY:%.*]]
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; VI: vector.body:
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; VI-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
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; VI-NEXT: [[VEC_PHI:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP16:%.*]], [[VECTOR_BODY]] ]
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; VI-NEXT: [[VEC_PHI1:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP17:%.*]], [[VECTOR_BODY]] ]
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; VI-NEXT: [[VEC_PHI2:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP18:%.*]], [[VECTOR_BODY]] ]
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; VI-NEXT: [[VEC_PHI3:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP19:%.*]], [[VECTOR_BODY]] ]
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; VI-NEXT: [[VEC_PHI4:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP20:%.*]], [[VECTOR_BODY]] ]
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; VI-NEXT: [[VEC_PHI5:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP21:%.*]], [[VECTOR_BODY]] ]
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; VI-NEXT: [[VEC_PHI6:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP22:%.*]], [[VECTOR_BODY]] ]
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; VI-NEXT: [[VEC_PHI7:%.*]] = phi <2 x half> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP23:%.*]], [[VECTOR_BODY]] ]
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; VI-NEXT: [[TMP0:%.*]] = getelementptr inbounds half, half addrspace(1)* [[S:%.*]], i64 [[INDEX]]
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; VI-NEXT: [[TMP1:%.*]] = bitcast half addrspace(1)* [[TMP0]] to <2 x half> addrspace(1)*
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; VI-NEXT: [[WIDE_LOAD:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP1]], align 2
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; VI-NEXT: [[TMP2:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 2
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; VI-NEXT: [[TMP3:%.*]] = bitcast half addrspace(1)* [[TMP2]] to <2 x half> addrspace(1)*
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; VI-NEXT: [[WIDE_LOAD8:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP3]], align 2
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; VI-NEXT: [[TMP4:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 4
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; VI-NEXT: [[TMP5:%.*]] = bitcast half addrspace(1)* [[TMP4]] to <2 x half> addrspace(1)*
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; VI-NEXT: [[WIDE_LOAD9:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP5]], align 2
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; VI-NEXT: [[TMP6:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 6
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; VI-NEXT: [[TMP7:%.*]] = bitcast half addrspace(1)* [[TMP6]] to <2 x half> addrspace(1)*
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; VI-NEXT: [[WIDE_LOAD10:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP7]], align 2
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; VI-NEXT: [[TMP8:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 8
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; VI-NEXT: [[TMP9:%.*]] = bitcast half addrspace(1)* [[TMP8]] to <2 x half> addrspace(1)*
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; VI-NEXT: [[WIDE_LOAD11:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP9]], align 2
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; VI-NEXT: [[TMP10:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 10
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; VI-NEXT: [[TMP11:%.*]] = bitcast half addrspace(1)* [[TMP10]] to <2 x half> addrspace(1)*
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; VI-NEXT: [[WIDE_LOAD12:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP11]], align 2
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; VI-NEXT: [[TMP12:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 12
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; VI-NEXT: [[TMP13:%.*]] = bitcast half addrspace(1)* [[TMP12]] to <2 x half> addrspace(1)*
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; VI-NEXT: [[WIDE_LOAD13:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP13]], align 2
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; VI-NEXT: [[TMP14:%.*]] = getelementptr inbounds half, half addrspace(1)* [[TMP0]], i64 14
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; VI-NEXT: [[TMP15:%.*]] = bitcast half addrspace(1)* [[TMP14]] to <2 x half> addrspace(1)*
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; VI-NEXT: [[WIDE_LOAD14:%.*]] = load <2 x half>, <2 x half> addrspace(1)* [[TMP15]], align 2
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; VI-NEXT: [[TMP16]] = fadd fast <2 x half> [[VEC_PHI]], [[WIDE_LOAD]]
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; VI-NEXT: [[TMP17]] = fadd fast <2 x half> [[VEC_PHI1]], [[WIDE_LOAD8]]
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; VI-NEXT: [[TMP18]] = fadd fast <2 x half> [[VEC_PHI2]], [[WIDE_LOAD9]]
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; VI-NEXT: [[TMP19]] = fadd fast <2 x half> [[VEC_PHI3]], [[WIDE_LOAD10]]
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; VI-NEXT: [[TMP20]] = fadd fast <2 x half> [[VEC_PHI4]], [[WIDE_LOAD11]]
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; VI-NEXT: [[TMP21]] = fadd fast <2 x half> [[VEC_PHI5]], [[WIDE_LOAD12]]
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; VI-NEXT: [[TMP22]] = fadd fast <2 x half> [[VEC_PHI6]], [[WIDE_LOAD13]]
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; VI-NEXT: [[TMP23]] = fadd fast <2 x half> [[VEC_PHI7]], [[WIDE_LOAD14]]
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; VI-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 16
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; VI-NEXT: [[TMP24:%.*]] = icmp eq i64 [[INDEX_NEXT]], 256
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; VI-NEXT: br i1 [[TMP24]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP0:!llvm.loop !.*]]
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; VI: middle.block:
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; VI-NEXT: [[BIN_RDX:%.*]] = fadd fast <2 x half> [[TMP17]], [[TMP16]]
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; VI-NEXT: [[BIN_RDX15:%.*]] = fadd fast <2 x half> [[TMP18]], [[BIN_RDX]]
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; VI-NEXT: [[BIN_RDX16:%.*]] = fadd fast <2 x half> [[TMP19]], [[BIN_RDX15]]
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; VI-NEXT: [[BIN_RDX17:%.*]] = fadd fast <2 x half> [[TMP20]], [[BIN_RDX16]]
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; VI-NEXT: [[BIN_RDX18:%.*]] = fadd fast <2 x half> [[TMP21]], [[BIN_RDX17]]
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; VI-NEXT: [[BIN_RDX19:%.*]] = fadd fast <2 x half> [[TMP22]], [[BIN_RDX18]]
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; VI-NEXT: [[BIN_RDX20:%.*]] = fadd fast <2 x half> [[TMP23]], [[BIN_RDX19]]
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; VI-NEXT: [[RDX_SHUF:%.*]] = shufflevector <2 x half> [[BIN_RDX20]], <2 x half> poison, <2 x i32> <i32 1, i32 undef>
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; VI-NEXT: [[BIN_RDX21:%.*]] = fadd fast <2 x half> [[BIN_RDX20]], [[RDX_SHUF]]
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; VI-NEXT: [[TMP25:%.*]] = extractelement <2 x half> [[BIN_RDX21]], i32 0
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; VI-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]]
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; VI: scalar.ph:
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; VI-NEXT: br label [[FOR_BODY:%.*]]
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; VI: for.body:
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; VI-NEXT: br i1 undef, label [[FOR_END]], label [[FOR_BODY]], [[LOOP2:!llvm.loop !.*]]
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; VI: for.end:
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; VI-NEXT: [[ADD_LCSSA:%.*]] = phi half [ undef, [[FOR_BODY]] ], [ [[TMP25]], [[MIDDLE_BLOCK]] ]
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; VI-NEXT: ret half [[ADD_LCSSA]]
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;
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; CI-LABEL: @vectorize_v2f16_loop(
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; CI-NEXT: entry:
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; CI-NEXT: br label [[FOR_BODY:%.*]]
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; CI: for.body:
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; CI-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
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; CI-NEXT: [[Q_04:%.*]] = phi half [ 0xH0000, [[ENTRY]] ], [ [[ADD:%.*]], [[FOR_BODY]] ]
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; CI-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds half, half addrspace(1)* [[S:%.*]], i64 [[INDVARS_IV]]
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; CI-NEXT: [[TMP0:%.*]] = load half, half addrspace(1)* [[ARRAYIDX]], align 2
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; CI-NEXT: [[ADD]] = fadd fast half [[Q_04]], [[TMP0]]
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; CI-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
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; CI-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 256
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; CI-NEXT: br i1 [[EXITCOND]], label [[FOR_END:%.*]], label [[FOR_BODY]]
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; CI: for.end:
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; CI-NEXT: ret half [[ADD]]
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;
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entry:
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br label %for.body
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for.body:
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%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
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%q.04 = phi half [ 0.0, %entry ], [ %add, %for.body ]
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%arrayidx = getelementptr inbounds half, half addrspace(1)* %s, i64 %indvars.iv
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%0 = load half, half addrspace(1)* %arrayidx, align 2
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%add = fadd fast half %q.04, %0
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%exitcond = icmp eq i64 %indvars.iv.next, 256
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br i1 %exitcond, label %for.end, label %for.body
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for.end:
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%add.lcssa = phi half [ %add, %for.body ]
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ret half %add.lcssa
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}
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