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e478a22d540d336632fb3c110c5377447cd7f3b2
clang-p2996/llvm/test/Transforms/LoopVectorize/RISCV/bf16.ll
Paul Walker e478a22d54 [LLVM][IRBuilder] Use NUW arithmetic for Create{ElementCount,TypeSize}. (#143532) 
This put the onus on the caller to ensure the result type is big enough.
In the unlikely event a cropped result is required then explicitly
truncate a safe value.
2025-06-19 13:24:39 +01:00

231 lines
14 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt < %s -passes=loop-vectorize -mtriple riscv64 -mattr=+v -S | FileCheck %s -check-prefix=NO-ZVFBFMIN
; RUN: opt < %s -passes=loop-vectorize -mtriple riscv64 -mattr=+v,+zvfbfmin -S | FileCheck %s -check-prefix=ZVFBFMIN
define void @fadd(ptr noalias %a, ptr noalias %b, i64 %n) {
; NO-ZVFBFMIN-LABEL: define void @fadd(
; NO-ZVFBFMIN-SAME: ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], i64 [[N:%.*]]) #[[ATTR0:[0-9]+]] {
; NO-ZVFBFMIN-NEXT: [[ENTRY:.*]]:
; NO-ZVFBFMIN-NEXT: br label %[[LOOP:.*]]
; NO-ZVFBFMIN: [[LOOP]]:
; NO-ZVFBFMIN-NEXT: [[I:%.*]] = phi i64 [ 0, %[[ENTRY]] ], [ [[I_NEXT:%.*]], %[[LOOP]] ]
; NO-ZVFBFMIN-NEXT: [[A_GEP:%.*]] = getelementptr bfloat, ptr [[A]], i64 [[I]]
; NO-ZVFBFMIN-NEXT: [[B_GEP:%.*]] = getelementptr bfloat, ptr [[B]], i64 [[I]]
; NO-ZVFBFMIN-NEXT: [[X:%.*]] = load bfloat, ptr [[A_GEP]], align 2
; NO-ZVFBFMIN-NEXT: [[Y:%.*]] = load bfloat, ptr [[B_GEP]], align 2
; NO-ZVFBFMIN-NEXT: [[Z:%.*]] = fadd bfloat [[X]], [[Y]]
; NO-ZVFBFMIN-NEXT: store bfloat [[Z]], ptr [[A_GEP]], align 2
; NO-ZVFBFMIN-NEXT: [[I_NEXT]] = add i64 [[I]], 1
; NO-ZVFBFMIN-NEXT: [[DONE:%.*]] = icmp eq i64 [[I_NEXT]], [[N]]
; NO-ZVFBFMIN-NEXT: br i1 [[DONE]], label %[[EXIT:.*]], label %[[LOOP]]
; NO-ZVFBFMIN: [[EXIT]]:
; NO-ZVFBFMIN-NEXT: ret void
;
; ZVFBFMIN-LABEL: define void @fadd(
; ZVFBFMIN-SAME: ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], i64 [[N:%.*]]) #[[ATTR0:[0-9]+]] {
; ZVFBFMIN-NEXT: [[ENTRY:.*]]:
; ZVFBFMIN-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64()
; ZVFBFMIN-NEXT: [[TMP8:%.*]] = mul nuw i64 [[TMP7]], 8
; ZVFBFMIN-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], [[TMP8]]
; ZVFBFMIN-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
; ZVFBFMIN: [[VECTOR_PH]]:
; ZVFBFMIN-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64()
; ZVFBFMIN-NEXT: [[TMP10:%.*]] = mul nuw i64 [[TMP9]], 8
; ZVFBFMIN-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP10]]
; ZVFBFMIN-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]
; ZVFBFMIN-NEXT: [[TMP12:%.*]] = call i64 @llvm.vscale.i64()
; ZVFBFMIN-NEXT: [[TMP5:%.*]] = mul nuw i64 [[TMP12]], 8
; ZVFBFMIN-NEXT: br label %[[VECTOR_BODY:.*]]
; ZVFBFMIN: [[VECTOR_BODY]]:
; ZVFBFMIN-NEXT: [[TMP0:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
; ZVFBFMIN-NEXT: [[TMP1:%.*]] = getelementptr bfloat, ptr [[A]], i64 [[TMP0]]
; ZVFBFMIN-NEXT: [[TMP2:%.*]] = getelementptr bfloat, ptr [[B]], i64 [[TMP0]]
; ZVFBFMIN-NEXT: [[TMP3:%.*]] = getelementptr bfloat, ptr [[TMP1]], i32 0
; ZVFBFMIN-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 8 x bfloat>, ptr [[TMP3]], align 2
; ZVFBFMIN-NEXT: [[TMP4:%.*]] = getelementptr bfloat, ptr [[TMP2]], i32 0
; ZVFBFMIN-NEXT: [[WIDE_LOAD1:%.*]] = load <vscale x 8 x bfloat>, ptr [[TMP4]], align 2
; ZVFBFMIN-NEXT: [[TMP11:%.*]] = fadd <vscale x 8 x bfloat> [[WIDE_LOAD]], [[WIDE_LOAD1]]
; ZVFBFMIN-NEXT: store <vscale x 8 x bfloat> [[TMP11]], ptr [[TMP3]], align 2
; ZVFBFMIN-NEXT: [[INDEX_NEXT]] = add nuw i64 [[TMP0]], [[TMP5]]
; ZVFBFMIN-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; ZVFBFMIN-NEXT: br i1 [[TMP6]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; ZVFBFMIN: [[MIDDLE_BLOCK]]:
; ZVFBFMIN-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]
; ZVFBFMIN-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]]
; ZVFBFMIN: [[SCALAR_PH]]:
; ZVFBFMIN-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ]
; ZVFBFMIN-NEXT: br label %[[LOOP:.*]]
; ZVFBFMIN: [[LOOP]]:
; ZVFBFMIN-NEXT: [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[I_NEXT:%.*]], %[[LOOP]] ]
; ZVFBFMIN-NEXT: [[A_GEP:%.*]] = getelementptr bfloat, ptr [[A]], i64 [[I]]
; ZVFBFMIN-NEXT: [[B_GEP:%.*]] = getelementptr bfloat, ptr [[B]], i64 [[I]]
; ZVFBFMIN-NEXT: [[X:%.*]] = load bfloat, ptr [[A_GEP]], align 2
; ZVFBFMIN-NEXT: [[Y:%.*]] = load bfloat, ptr [[B_GEP]], align 2
; ZVFBFMIN-NEXT: [[Z:%.*]] = fadd bfloat [[X]], [[Y]]
; ZVFBFMIN-NEXT: store bfloat [[Z]], ptr [[A_GEP]], align 2
; ZVFBFMIN-NEXT: [[I_NEXT]] = add i64 [[I]], 1
; ZVFBFMIN-NEXT: [[DONE:%.*]] = icmp eq i64 [[I_NEXT]], [[N]]
; ZVFBFMIN-NEXT: br i1 [[DONE]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP3:![0-9]+]]
; ZVFBFMIN: [[EXIT]]:
; ZVFBFMIN-NEXT: ret void
;
entry:
br label %loop
loop:
%i = phi i64 [0, %entry], [%i.next, %loop]
%a.gep = getelementptr bfloat, ptr %a, i64 %i
%b.gep = getelementptr bfloat, ptr %b, i64 %i
%x = load bfloat, ptr %a.gep
%y = load bfloat, ptr %b.gep
%z = fadd bfloat %x, %y
store bfloat %z, ptr %a.gep
%i.next = add i64 %i, 1
%done = icmp eq i64 %i.next, %n
br i1 %done, label %exit, label %loop
exit:
ret void
}
define void @vfwmaccbf16.vv(ptr noalias %a, ptr noalias %b, ptr noalias %c, i64 %n) {
; NO-ZVFBFMIN-LABEL: define void @vfwmaccbf16.vv(
; NO-ZVFBFMIN-SAME: ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], ptr noalias [[C:%.*]], i64 [[N:%.*]]) #[[ATTR0]] {
; NO-ZVFBFMIN-NEXT: [[ENTRY:.*]]:
; NO-ZVFBFMIN-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], 4
; NO-ZVFBFMIN-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
; NO-ZVFBFMIN: [[VECTOR_PH]]:
; NO-ZVFBFMIN-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 4
; NO-ZVFBFMIN-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]
; NO-ZVFBFMIN-NEXT: br label %[[VECTOR_BODY:.*]]
; NO-ZVFBFMIN: [[VECTOR_BODY]]:
; NO-ZVFBFMIN-NEXT: [[TMP0:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
; NO-ZVFBFMIN-NEXT: [[TMP1:%.*]] = getelementptr bfloat, ptr [[A]], i64 [[TMP0]]
; NO-ZVFBFMIN-NEXT: [[TMP2:%.*]] = getelementptr bfloat, ptr [[B]], i64 [[TMP0]]
; NO-ZVFBFMIN-NEXT: [[TMP3:%.*]] = getelementptr float, ptr [[C]], i64 [[TMP0]]
; NO-ZVFBFMIN-NEXT: [[TMP4:%.*]] = getelementptr bfloat, ptr [[TMP1]], i32 0
; NO-ZVFBFMIN-NEXT: [[WIDE_LOAD:%.*]] = load <4 x bfloat>, ptr [[TMP4]], align 2
; NO-ZVFBFMIN-NEXT: [[TMP5:%.*]] = getelementptr bfloat, ptr [[TMP2]], i32 0
; NO-ZVFBFMIN-NEXT: [[WIDE_LOAD1:%.*]] = load <4 x bfloat>, ptr [[TMP5]], align 2
; NO-ZVFBFMIN-NEXT: [[TMP6:%.*]] = getelementptr float, ptr [[TMP3]], i32 0
; NO-ZVFBFMIN-NEXT: [[WIDE_LOAD2:%.*]] = load <4 x float>, ptr [[TMP6]], align 4
; NO-ZVFBFMIN-NEXT: [[TMP7:%.*]] = fpext <4 x bfloat> [[WIDE_LOAD]] to <4 x float>
; NO-ZVFBFMIN-NEXT: [[TMP8:%.*]] = fpext <4 x bfloat> [[WIDE_LOAD1]] to <4 x float>
; NO-ZVFBFMIN-NEXT: [[TMP9:%.*]] = call <4 x float> @llvm.fmuladd.v4f32(<4 x float> [[TMP7]], <4 x float> [[TMP8]], <4 x float> [[WIDE_LOAD2]])
; NO-ZVFBFMIN-NEXT: store <4 x float> [[TMP9]], ptr [[TMP6]], align 4
; NO-ZVFBFMIN-NEXT: [[INDEX_NEXT]] = add nuw i64 [[TMP0]], 4
; NO-ZVFBFMIN-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; NO-ZVFBFMIN-NEXT: br i1 [[TMP10]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; NO-ZVFBFMIN: [[MIDDLE_BLOCK]]:
; NO-ZVFBFMIN-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]
; NO-ZVFBFMIN-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]]
; NO-ZVFBFMIN: [[SCALAR_PH]]:
; NO-ZVFBFMIN-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ]
; NO-ZVFBFMIN-NEXT: br label %[[LOOP:.*]]
; NO-ZVFBFMIN: [[LOOP]]:
; NO-ZVFBFMIN-NEXT: [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[I_NEXT:%.*]], %[[LOOP]] ]
; NO-ZVFBFMIN-NEXT: [[A_GEP:%.*]] = getelementptr bfloat, ptr [[A]], i64 [[I]]
; NO-ZVFBFMIN-NEXT: [[B_GEP:%.*]] = getelementptr bfloat, ptr [[B]], i64 [[I]]
; NO-ZVFBFMIN-NEXT: [[C_GEP:%.*]] = getelementptr float, ptr [[C]], i64 [[I]]
; NO-ZVFBFMIN-NEXT: [[X:%.*]] = load bfloat, ptr [[A_GEP]], align 2
; NO-ZVFBFMIN-NEXT: [[Y:%.*]] = load bfloat, ptr [[B_GEP]], align 2
; NO-ZVFBFMIN-NEXT: [[Z:%.*]] = load float, ptr [[C_GEP]], align 4
; NO-ZVFBFMIN-NEXT: [[X_EXT:%.*]] = fpext bfloat [[X]] to float
; NO-ZVFBFMIN-NEXT: [[Y_EXT:%.*]] = fpext bfloat [[Y]] to float
; NO-ZVFBFMIN-NEXT: [[FMULADD:%.*]] = call float @llvm.fmuladd.f32(float [[X_EXT]], float [[Y_EXT]], float [[Z]])
; NO-ZVFBFMIN-NEXT: store float [[FMULADD]], ptr [[C_GEP]], align 4
; NO-ZVFBFMIN-NEXT: [[I_NEXT]] = add i64 [[I]], 1
; NO-ZVFBFMIN-NEXT: [[DONE:%.*]] = icmp eq i64 [[I_NEXT]], [[N]]
; NO-ZVFBFMIN-NEXT: br i1 [[DONE]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP3:![0-9]+]]
; NO-ZVFBFMIN: [[EXIT]]:
; NO-ZVFBFMIN-NEXT: ret void
;
; ZVFBFMIN-LABEL: define void @vfwmaccbf16.vv(
; ZVFBFMIN-SAME: ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], ptr noalias [[C:%.*]], i64 [[N:%.*]]) #[[ATTR0]] {
; ZVFBFMIN-NEXT: [[ENTRY:.*]]:
; ZVFBFMIN-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; ZVFBFMIN-NEXT: [[TMP1:%.*]] = mul nuw i64 [[TMP0]], 4
; ZVFBFMIN-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], [[TMP1]]
; ZVFBFMIN-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
; ZVFBFMIN: [[VECTOR_PH]]:
; ZVFBFMIN-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; ZVFBFMIN-NEXT: [[TMP3:%.*]] = mul nuw i64 [[TMP2]], 4
; ZVFBFMIN-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]]
; ZVFBFMIN-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]
; ZVFBFMIN-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; ZVFBFMIN-NEXT: [[TMP5:%.*]] = mul nuw i64 [[TMP4]], 4
; ZVFBFMIN-NEXT: br label %[[VECTOR_BODY:.*]]
; ZVFBFMIN: [[VECTOR_BODY]]:
; ZVFBFMIN-NEXT: [[TMP6:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
; ZVFBFMIN-NEXT: [[TMP7:%.*]] = getelementptr bfloat, ptr [[A]], i64 [[TMP6]]
; ZVFBFMIN-NEXT: [[TMP8:%.*]] = getelementptr bfloat, ptr [[B]], i64 [[TMP6]]
; ZVFBFMIN-NEXT: [[TMP9:%.*]] = getelementptr float, ptr [[C]], i64 [[TMP6]]
; ZVFBFMIN-NEXT: [[TMP10:%.*]] = getelementptr bfloat, ptr [[TMP7]], i32 0
; ZVFBFMIN-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 4 x bfloat>, ptr [[TMP10]], align 2
; ZVFBFMIN-NEXT: [[TMP11:%.*]] = getelementptr bfloat, ptr [[TMP8]], i32 0
; ZVFBFMIN-NEXT: [[WIDE_LOAD1:%.*]] = load <vscale x 4 x bfloat>, ptr [[TMP11]], align 2
; ZVFBFMIN-NEXT: [[TMP12:%.*]] = getelementptr float, ptr [[TMP9]], i32 0
; ZVFBFMIN-NEXT: [[WIDE_LOAD2:%.*]] = load <vscale x 4 x float>, ptr [[TMP12]], align 4
; ZVFBFMIN-NEXT: [[TMP13:%.*]] = fpext <vscale x 4 x bfloat> [[WIDE_LOAD]] to <vscale x 4 x float>
; ZVFBFMIN-NEXT: [[TMP14:%.*]] = fpext <vscale x 4 x bfloat> [[WIDE_LOAD1]] to <vscale x 4 x float>
; ZVFBFMIN-NEXT: [[TMP15:%.*]] = call <vscale x 4 x float> @llvm.fmuladd.nxv4f32(<vscale x 4 x float> [[TMP13]], <vscale x 4 x float> [[TMP14]], <vscale x 4 x float> [[WIDE_LOAD2]])
; ZVFBFMIN-NEXT: store <vscale x 4 x float> [[TMP15]], ptr [[TMP12]], align 4
; ZVFBFMIN-NEXT: [[INDEX_NEXT]] = add nuw i64 [[TMP6]], [[TMP5]]
; ZVFBFMIN-NEXT: [[TMP16:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; ZVFBFMIN-NEXT: br i1 [[TMP16]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; ZVFBFMIN: [[MIDDLE_BLOCK]]:
; ZVFBFMIN-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]
; ZVFBFMIN-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]]
; ZVFBFMIN: [[SCALAR_PH]]:
; ZVFBFMIN-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ]
; ZVFBFMIN-NEXT: br label %[[LOOP:.*]]
; ZVFBFMIN: [[LOOP]]:
; ZVFBFMIN-NEXT: [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[I_NEXT:%.*]], %[[LOOP]] ]
; ZVFBFMIN-NEXT: [[A_GEP:%.*]] = getelementptr bfloat, ptr [[A]], i64 [[I]]
; ZVFBFMIN-NEXT: [[B_GEP:%.*]] = getelementptr bfloat, ptr [[B]], i64 [[I]]
; ZVFBFMIN-NEXT: [[C_GEP:%.*]] = getelementptr float, ptr [[C]], i64 [[I]]
; ZVFBFMIN-NEXT: [[X:%.*]] = load bfloat, ptr [[A_GEP]], align 2
; ZVFBFMIN-NEXT: [[Y:%.*]] = load bfloat, ptr [[B_GEP]], align 2
; ZVFBFMIN-NEXT: [[Z:%.*]] = load float, ptr [[C_GEP]], align 4
; ZVFBFMIN-NEXT: [[X_EXT:%.*]] = fpext bfloat [[X]] to float
; ZVFBFMIN-NEXT: [[Y_EXT:%.*]] = fpext bfloat [[Y]] to float
; ZVFBFMIN-NEXT: [[FMULADD:%.*]] = call float @llvm.fmuladd.f32(float [[X_EXT]], float [[Y_EXT]], float [[Z]])
; ZVFBFMIN-NEXT: store float [[FMULADD]], ptr [[C_GEP]], align 4
; ZVFBFMIN-NEXT: [[I_NEXT]] = add i64 [[I]], 1
; ZVFBFMIN-NEXT: [[DONE:%.*]] = icmp eq i64 [[I_NEXT]], [[N]]
; ZVFBFMIN-NEXT: br i1 [[DONE]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP5:![0-9]+]]
; ZVFBFMIN: [[EXIT]]:
; ZVFBFMIN-NEXT: ret void
;
entry:
br label %loop
loop:
%i = phi i64 [0, %entry], [%i.next, %loop]
%a.gep = getelementptr bfloat, ptr %a, i64 %i
%b.gep = getelementptr bfloat, ptr %b, i64 %i
%c.gep = getelementptr float, ptr %c, i64 %i
%x = load bfloat, ptr %a.gep
%y = load bfloat, ptr %b.gep
%z = load float, ptr %c.gep
%x.ext = fpext bfloat %x to float
%y.ext = fpext bfloat %y to float
%fmuladd = call float @llvm.fmuladd.f32(float %x.ext, float %y.ext, float %z)
store float %fmuladd, ptr %c.gep
%i.next = add i64 %i, 1
%done = icmp eq i64 %i.next, %n
br i1 %done, label %exit, label %loop
exit:
ret void
}
;.
; NO-ZVFBFMIN: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]}
; NO-ZVFBFMIN: [[META1]] = !{!"llvm.loop.isvectorized", i32 1}
; NO-ZVFBFMIN: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"}
; NO-ZVFBFMIN: [[LOOP3]] = distinct !{[[LOOP3]], [[META2]], [[META1]]}
;.
; ZVFBFMIN: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]}
; ZVFBFMIN: [[META1]] = !{!"llvm.loop.isvectorized", i32 1}
; ZVFBFMIN: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"}
; ZVFBFMIN: [[LOOP3]] = distinct !{[[LOOP3]], [[META2]], [[META1]]}
; ZVFBFMIN: [[LOOP4]] = distinct !{[[LOOP4]], [[META1]], [[META2]]}
; ZVFBFMIN: [[LOOP5]] = distinct !{[[LOOP5]], [[META2]], [[META1]]}
;.
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