1507 lines
68 KiB
LLVM
1507 lines
68 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --version 3
|
|
; RUN: opt -disable-output -passes='print<access-info>' %s 2>&1 | FileCheck %s
|
|
; RUN: opt -disable-output -passes='print<access-info>' -max-forked-scev-depth=2 %s 2>&1 | FileCheck -check-prefix=RECURSE %s
|
|
|
|
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
|
|
|
|
define void @forked_ptrs_simple(ptr nocapture readonly %Base1, ptr nocapture readonly %Base2, ptr %Dest) {
|
|
; CHECK-LABEL: 'forked_ptrs_simple'
|
|
; CHECK-NEXT: loop:
|
|
; CHECK-NEXT: Memory dependences are safe with run-time checks
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Check 0:
|
|
; CHECK-NEXT: Comparing group ([[GRP1:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %gep.Dest = getelementptr inbounds float, ptr %Dest, i64 %iv
|
|
; CHECK-NEXT: %gep.Dest = getelementptr inbounds float, ptr %Dest, i64 %iv
|
|
; CHECK-NEXT: Against group ([[GRP2:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %select = select i1 %cmp, ptr %gep.1, ptr %gep.2
|
|
; CHECK-NEXT: Check 1:
|
|
; CHECK-NEXT: Comparing group ([[GRP1]]):
|
|
; CHECK-NEXT: %gep.Dest = getelementptr inbounds float, ptr %Dest, i64 %iv
|
|
; CHECK-NEXT: %gep.Dest = getelementptr inbounds float, ptr %Dest, i64 %iv
|
|
; CHECK-NEXT: Against group ([[GRP3:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %select = select i1 %cmp, ptr %gep.1, ptr %gep.2
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-NEXT: Group [[GRP1]]:
|
|
; CHECK-NEXT: (Low: %Dest High: (400 + %Dest))
|
|
; CHECK-NEXT: Member: {%Dest,+,4}<nuw><%loop>
|
|
; CHECK-NEXT: Member: {%Dest,+,4}<nuw><%loop>
|
|
; CHECK-NEXT: Group [[GRP2]]:
|
|
; CHECK-NEXT: (Low: %Base1 High: (400 + %Base1))
|
|
; CHECK-NEXT: Member: {%Base1,+,4}<nw><%loop>
|
|
; CHECK-NEXT: Group [[GRP3]]:
|
|
; CHECK-NEXT: (Low: %Base2 High: (400 + %Base2))
|
|
; CHECK-NEXT: Member: {%Base2,+,4}<nw><%loop>
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_simple'
|
|
; RECURSE-NEXT: loop:
|
|
; RECURSE-NEXT: Memory dependences are safe with run-time checks
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Check 0:
|
|
; RECURSE-NEXT: Comparing group ([[GRP4:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %gep.Dest = getelementptr inbounds float, ptr %Dest, i64 %iv
|
|
; RECURSE-NEXT: %gep.Dest = getelementptr inbounds float, ptr %Dest, i64 %iv
|
|
; RECURSE-NEXT: Against group ([[GRP5:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %select = select i1 %cmp, ptr %gep.1, ptr %gep.2
|
|
; RECURSE-NEXT: Check 1:
|
|
; RECURSE-NEXT: Comparing group ([[GRP4]]):
|
|
; RECURSE-NEXT: %gep.Dest = getelementptr inbounds float, ptr %Dest, i64 %iv
|
|
; RECURSE-NEXT: %gep.Dest = getelementptr inbounds float, ptr %Dest, i64 %iv
|
|
; RECURSE-NEXT: Against group ([[GRP6:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %select = select i1 %cmp, ptr %gep.1, ptr %gep.2
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-NEXT: Group [[GRP4]]:
|
|
; RECURSE-NEXT: (Low: %Dest High: (400 + %Dest))
|
|
; RECURSE-NEXT: Member: {%Dest,+,4}<nuw><%loop>
|
|
; RECURSE-NEXT: Member: {%Dest,+,4}<nuw><%loop>
|
|
; RECURSE-NEXT: Group [[GRP5]]:
|
|
; RECURSE-NEXT: (Low: %Base1 High: (400 + %Base1))
|
|
; RECURSE-NEXT: Member: {%Base1,+,4}<nw><%loop>
|
|
; RECURSE-NEXT: Group [[GRP6]]:
|
|
; RECURSE-NEXT: (Low: %Base2 High: (400 + %Base2))
|
|
; RECURSE-NEXT: Member: {%Base2,+,4}<nw><%loop>
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %loop
|
|
|
|
loop:
|
|
%iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]
|
|
%gep.Dest = getelementptr inbounds float, ptr %Dest, i64 %iv
|
|
%l.Dest = load float, ptr %gep.Dest
|
|
%cmp = fcmp une float %l.Dest, 0.0
|
|
%gep.1 = getelementptr inbounds float, ptr %Base1, i64 %iv
|
|
%gep.2 = getelementptr inbounds float, ptr %Base2, i64 %iv
|
|
%select = select i1 %cmp, ptr %gep.1, ptr %gep.2
|
|
%sink = load float, ptr %select, align 4
|
|
store float %sink, ptr %gep.Dest, align 4
|
|
%iv.next = add nuw nsw i64 %iv, 1
|
|
%exitcond.not = icmp eq i64 %iv.next, 100
|
|
br i1 %exitcond.not, label %exit, label %loop
|
|
|
|
exit:
|
|
ret void
|
|
}
|
|
|
|
;; We have a limit on the recursion depth for finding a loop invariant or
|
|
;; addrec term; confirm we won't exceed that depth by forcing a lower
|
|
;; limit via -max-forked-scev-depth=2
|
|
|
|
;;;; Derived from the following C code
|
|
;; void forked_ptrs_different_base_same_offset(float *A, float *B, float *C, int *D) {
|
|
;; for (int i=0; i<100; i++) {
|
|
;; if (D[i] != 0) {
|
|
;; C[i] = A[i];
|
|
;; } else {
|
|
;; C[i] = B[i];
|
|
;; }
|
|
;; }
|
|
;; }
|
|
|
|
define dso_local void @forked_ptrs_different_base_same_offset(ptr nocapture readonly nonnull %Base1, ptr nocapture readonly %Base2, ptr nocapture %Dest, ptr nocapture readonly %Preds) {
|
|
; CHECK-LABEL: 'forked_ptrs_different_base_same_offset'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Memory dependences are safe with run-time checks
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Check 0:
|
|
; CHECK-NEXT: Comparing group ([[GRP7:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP8:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 1:
|
|
; CHECK-NEXT: Comparing group ([[GRP7]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP9:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %.sink.in = getelementptr inbounds float, ptr %spec.select, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 2:
|
|
; CHECK-NEXT: Comparing group ([[GRP7]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP10:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %.sink.in = getelementptr inbounds float, ptr %spec.select, i64 %indvars.iv
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-NEXT: Group [[GRP7]]:
|
|
; CHECK-NEXT: (Low: %Dest High: (400 + %Dest))
|
|
; CHECK-NEXT: Member: {%Dest,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP8]]:
|
|
; CHECK-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; CHECK-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP9]]:
|
|
; CHECK-NEXT: (Low: %Base2 High: (400 + %Base2))
|
|
; CHECK-NEXT: Member: {%Base2,+,4}<nw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP10]]:
|
|
; CHECK-NEXT: (Low: %Base1 High: (400 + %Base1))
|
|
; CHECK-NEXT: Member: {%Base1,+,4}<nw><%for.body>
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_different_base_same_offset'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Memory dependences are safe with run-time checks
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Check 0:
|
|
; RECURSE-NEXT: Comparing group ([[GRP11:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP12:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 1:
|
|
; RECURSE-NEXT: Comparing group ([[GRP11]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP13:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %.sink.in = getelementptr inbounds float, ptr %spec.select, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 2:
|
|
; RECURSE-NEXT: Comparing group ([[GRP11]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP14:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %.sink.in = getelementptr inbounds float, ptr %spec.select, i64 %indvars.iv
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-NEXT: Group [[GRP11]]:
|
|
; RECURSE-NEXT: (Low: %Dest High: (400 + %Dest))
|
|
; RECURSE-NEXT: Member: {%Dest,+,4}<nuw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP12]]:
|
|
; RECURSE-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; RECURSE-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP13]]:
|
|
; RECURSE-NEXT: (Low: %Base2 High: (400 + %Base2))
|
|
; RECURSE-NEXT: Member: {%Base2,+,4}<nw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP14]]:
|
|
; RECURSE-NEXT: (Low: %Base1 High: (400 + %Base1))
|
|
; RECURSE-NEXT: Member: {%Base1,+,4}<nw><%for.body>
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup:
|
|
ret void
|
|
|
|
for.body:
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp1.not = icmp eq i32 %0, 0
|
|
%spec.select = select i1 %cmp1.not, ptr %Base2, ptr %Base1
|
|
%.sink.in = getelementptr inbounds float, ptr %spec.select, i64 %indvars.iv
|
|
%.sink = load float, ptr %.sink.in, align 4
|
|
%1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
store float %.sink, ptr %1, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
define dso_local void @forked_ptrs_different_base_same_offset_64b(ptr nocapture readonly nonnull %Base1, ptr nocapture readonly %Base2, ptr nocapture %Dest, ptr nocapture readonly %Preds) {
|
|
; CHECK-LABEL: 'forked_ptrs_different_base_same_offset_64b'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Memory dependences are safe with run-time checks
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Check 0:
|
|
; CHECK-NEXT: Comparing group ([[GRP15:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds double, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP16:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 1:
|
|
; CHECK-NEXT: Comparing group ([[GRP15]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds double, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP17:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %.sink.in = getelementptr inbounds double, ptr %spec.select, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 2:
|
|
; CHECK-NEXT: Comparing group ([[GRP15]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds double, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP18:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %.sink.in = getelementptr inbounds double, ptr %spec.select, i64 %indvars.iv
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-NEXT: Group [[GRP15]]:
|
|
; CHECK-NEXT: (Low: %Dest High: (800 + %Dest))
|
|
; CHECK-NEXT: Member: {%Dest,+,8}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP16]]:
|
|
; CHECK-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; CHECK-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP17]]:
|
|
; CHECK-NEXT: (Low: %Base2 High: (800 + %Base2))
|
|
; CHECK-NEXT: Member: {%Base2,+,8}<nw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP18]]:
|
|
; CHECK-NEXT: (Low: %Base1 High: (800 + %Base1))
|
|
; CHECK-NEXT: Member: {%Base1,+,8}<nw><%for.body>
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_different_base_same_offset_64b'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Memory dependences are safe with run-time checks
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Check 0:
|
|
; RECURSE-NEXT: Comparing group ([[GRP19:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds double, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP20:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 1:
|
|
; RECURSE-NEXT: Comparing group ([[GRP19]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds double, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP21:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %.sink.in = getelementptr inbounds double, ptr %spec.select, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 2:
|
|
; RECURSE-NEXT: Comparing group ([[GRP19]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds double, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP22:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %.sink.in = getelementptr inbounds double, ptr %spec.select, i64 %indvars.iv
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-NEXT: Group [[GRP19]]:
|
|
; RECURSE-NEXT: (Low: %Dest High: (800 + %Dest))
|
|
; RECURSE-NEXT: Member: {%Dest,+,8}<nuw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP20]]:
|
|
; RECURSE-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; RECURSE-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP21]]:
|
|
; RECURSE-NEXT: (Low: %Base2 High: (800 + %Base2))
|
|
; RECURSE-NEXT: Member: {%Base2,+,8}<nw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP22]]:
|
|
; RECURSE-NEXT: (Low: %Base1 High: (800 + %Base1))
|
|
; RECURSE-NEXT: Member: {%Base1,+,8}<nw><%for.body>
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup:
|
|
ret void
|
|
|
|
for.body:
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp1.not = icmp eq i32 %0, 0
|
|
%spec.select = select i1 %cmp1.not, ptr %Base2, ptr %Base1
|
|
%.sink.in = getelementptr inbounds double, ptr %spec.select, i64 %indvars.iv
|
|
%.sink = load double, ptr %.sink.in, align 8
|
|
%1 = getelementptr inbounds double, ptr %Dest, i64 %indvars.iv
|
|
store double %.sink, ptr %1, align 8
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
define dso_local void @forked_ptrs_different_base_same_offset_23b(ptr nocapture readonly nonnull %Base1, ptr nocapture readonly %Base2, ptr nocapture %Dest, ptr nocapture readonly %Preds) {
|
|
; CHECK-LABEL: 'forked_ptrs_different_base_same_offset_23b'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Memory dependences are safe with run-time checks
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Check 0:
|
|
; CHECK-NEXT: Comparing group ([[GRP23:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds i23, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP24:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 1:
|
|
; CHECK-NEXT: Comparing group ([[GRP23]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds i23, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP25:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %.sink.in = getelementptr inbounds i23, ptr %spec.select, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 2:
|
|
; CHECK-NEXT: Comparing group ([[GRP23]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds i23, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP26:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %.sink.in = getelementptr inbounds i23, ptr %spec.select, i64 %indvars.iv
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-NEXT: Group [[GRP23]]:
|
|
; CHECK-NEXT: (Low: %Dest High: (399 + %Dest))
|
|
; CHECK-NEXT: Member: {%Dest,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP24]]:
|
|
; CHECK-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; CHECK-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP25]]:
|
|
; CHECK-NEXT: (Low: %Base2 High: (399 + %Base2))
|
|
; CHECK-NEXT: Member: {%Base2,+,4}<nw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP26]]:
|
|
; CHECK-NEXT: (Low: %Base1 High: (399 + %Base1))
|
|
; CHECK-NEXT: Member: {%Base1,+,4}<nw><%for.body>
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_different_base_same_offset_23b'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Memory dependences are safe with run-time checks
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Check 0:
|
|
; RECURSE-NEXT: Comparing group ([[GRP27:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds i23, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP28:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 1:
|
|
; RECURSE-NEXT: Comparing group ([[GRP27]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds i23, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP29:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %.sink.in = getelementptr inbounds i23, ptr %spec.select, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 2:
|
|
; RECURSE-NEXT: Comparing group ([[GRP27]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds i23, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP30:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %.sink.in = getelementptr inbounds i23, ptr %spec.select, i64 %indvars.iv
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-NEXT: Group [[GRP27]]:
|
|
; RECURSE-NEXT: (Low: %Dest High: (399 + %Dest))
|
|
; RECURSE-NEXT: Member: {%Dest,+,4}<nuw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP28]]:
|
|
; RECURSE-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; RECURSE-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP29]]:
|
|
; RECURSE-NEXT: (Low: %Base2 High: (399 + %Base2))
|
|
; RECURSE-NEXT: Member: {%Base2,+,4}<nw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP30]]:
|
|
; RECURSE-NEXT: (Low: %Base1 High: (399 + %Base1))
|
|
; RECURSE-NEXT: Member: {%Base1,+,4}<nw><%for.body>
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup:
|
|
ret void
|
|
|
|
for.body:
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp1.not = icmp eq i32 %0, 0
|
|
%spec.select = select i1 %cmp1.not, ptr %Base2, ptr %Base1
|
|
%.sink.in = getelementptr inbounds i23, ptr %spec.select, i64 %indvars.iv
|
|
%.sink = load i23, ptr %.sink.in
|
|
%1 = getelementptr inbounds i23, ptr %Dest, i64 %indvars.iv
|
|
store i23 %.sink, ptr %1
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
define dso_local void @forked_ptrs_different_base_same_offset_6b(ptr nocapture readonly nonnull %Base1, ptr nocapture readonly %Base2, ptr nocapture %Dest, ptr nocapture readonly %Preds) {
|
|
; CHECK-LABEL: 'forked_ptrs_different_base_same_offset_6b'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Memory dependences are safe with run-time checks
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Check 0:
|
|
; CHECK-NEXT: Comparing group ([[GRP31:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds i6, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP32:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 1:
|
|
; CHECK-NEXT: Comparing group ([[GRP31]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds i6, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP33:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %.sink.in = getelementptr inbounds i6, ptr %spec.select, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 2:
|
|
; CHECK-NEXT: Comparing group ([[GRP31]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds i6, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP34:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %.sink.in = getelementptr inbounds i6, ptr %spec.select, i64 %indvars.iv
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-NEXT: Group [[GRP31]]:
|
|
; CHECK-NEXT: (Low: %Dest High: (100 + %Dest))
|
|
; CHECK-NEXT: Member: {%Dest,+,1}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP32]]:
|
|
; CHECK-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; CHECK-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP33]]:
|
|
; CHECK-NEXT: (Low: %Base2 High: (100 + %Base2))
|
|
; CHECK-NEXT: Member: {%Base2,+,1}<nw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP34]]:
|
|
; CHECK-NEXT: (Low: %Base1 High: (100 + %Base1))
|
|
; CHECK-NEXT: Member: {%Base1,+,1}<nw><%for.body>
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_different_base_same_offset_6b'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Memory dependences are safe with run-time checks
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Check 0:
|
|
; RECURSE-NEXT: Comparing group ([[GRP35:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds i6, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP36:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 1:
|
|
; RECURSE-NEXT: Comparing group ([[GRP35]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds i6, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP37:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %.sink.in = getelementptr inbounds i6, ptr %spec.select, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 2:
|
|
; RECURSE-NEXT: Comparing group ([[GRP35]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds i6, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP38:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %.sink.in = getelementptr inbounds i6, ptr %spec.select, i64 %indvars.iv
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-NEXT: Group [[GRP35]]:
|
|
; RECURSE-NEXT: (Low: %Dest High: (100 + %Dest))
|
|
; RECURSE-NEXT: Member: {%Dest,+,1}<nuw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP36]]:
|
|
; RECURSE-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; RECURSE-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP37]]:
|
|
; RECURSE-NEXT: (Low: %Base2 High: (100 + %Base2))
|
|
; RECURSE-NEXT: Member: {%Base2,+,1}<nw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP38]]:
|
|
; RECURSE-NEXT: (Low: %Base1 High: (100 + %Base1))
|
|
; RECURSE-NEXT: Member: {%Base1,+,1}<nw><%for.body>
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup:
|
|
ret void
|
|
|
|
for.body:
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp1.not = icmp eq i32 %0, 0
|
|
%spec.select = select i1 %cmp1.not, ptr %Base2, ptr %Base1
|
|
%.sink.in = getelementptr inbounds i6, ptr %spec.select, i64 %indvars.iv
|
|
%.sink = load i6, ptr %.sink.in
|
|
%1 = getelementptr inbounds i6, ptr %Dest, i64 %indvars.iv
|
|
store i6 %.sink, ptr %1
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
define dso_local void @forked_ptrs_different_base_same_offset_possible_poison(ptr nocapture readonly %Base1, ptr nocapture readonly %Base2, ptr nocapture %Dest, ptr nocapture readonly %Preds, i1 %c) {
|
|
; CHECK-LABEL: 'forked_ptrs_different_base_same_offset_possible_poison'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Memory dependences are safe with run-time checks
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Check 0:
|
|
; CHECK-NEXT: Comparing group ([[GRP39:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP40:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 1:
|
|
; CHECK-NEXT: Comparing group ([[GRP39]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP41:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %.sink.in = getelementptr inbounds float, ptr %spec.select, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 2:
|
|
; CHECK-NEXT: Comparing group ([[GRP39]]):
|
|
; CHECK-NEXT: %1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP42:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %.sink.in = getelementptr inbounds float, ptr %spec.select, i64 %indvars.iv
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-NEXT: Group [[GRP39]]:
|
|
; CHECK-NEXT: (Low: %Dest High: (400 + %Dest))
|
|
; CHECK-NEXT: Member: {%Dest,+,4}<nw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP40]]:
|
|
; CHECK-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; CHECK-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP41]]:
|
|
; CHECK-NEXT: (Low: %Base2 High: (400 + %Base2))
|
|
; CHECK-NEXT: Member: {%Base2,+,4}<nw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP42]]:
|
|
; CHECK-NEXT: (Low: %Base1 High: (400 + %Base1))
|
|
; CHECK-NEXT: Member: {%Base1,+,4}<nw><%for.body>
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_different_base_same_offset_possible_poison'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Memory dependences are safe with run-time checks
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Check 0:
|
|
; RECURSE-NEXT: Comparing group ([[GRP43:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP44:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 1:
|
|
; RECURSE-NEXT: Comparing group ([[GRP43]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP45:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %.sink.in = getelementptr inbounds float, ptr %spec.select, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 2:
|
|
; RECURSE-NEXT: Comparing group ([[GRP43]]):
|
|
; RECURSE-NEXT: %1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP46:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %.sink.in = getelementptr inbounds float, ptr %spec.select, i64 %indvars.iv
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-NEXT: Group [[GRP43]]:
|
|
; RECURSE-NEXT: (Low: %Dest High: (400 + %Dest))
|
|
; RECURSE-NEXT: Member: {%Dest,+,4}<nw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP44]]:
|
|
; RECURSE-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; RECURSE-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP45]]:
|
|
; RECURSE-NEXT: (Low: %Base2 High: (400 + %Base2))
|
|
; RECURSE-NEXT: Member: {%Base2,+,4}<nw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP46]]:
|
|
; RECURSE-NEXT: (Low: %Base1 High: (400 + %Base1))
|
|
; RECURSE-NEXT: Member: {%Base1,+,4}<nw><%for.body>
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup:
|
|
ret void
|
|
|
|
for.body:
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %latch ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp1.not = icmp eq i32 %0, 0
|
|
%spec.select = select i1 %cmp1.not, ptr %Base2, ptr %Base1
|
|
%.sink.in = getelementptr inbounds float, ptr %spec.select, i64 %indvars.iv
|
|
%.sink = load float, ptr %.sink.in, align 4
|
|
%1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
br i1 %c, label %then, label %latch
|
|
|
|
then:
|
|
store float %.sink, ptr %1, align 4
|
|
br label %latch
|
|
|
|
latch:
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
;;;; Derived from the following C code
|
|
;; void forked_ptrs_same_base_different_offset(float *A, float *B, int *C) {
|
|
;; int offset;
|
|
;; for (int i = 0; i < 100; i++) {
|
|
;; if (C[i] != 0)
|
|
;; offset = i;
|
|
;; else
|
|
;; offset = i+1;
|
|
;; B[i] = A[offset];
|
|
;; }
|
|
;; }
|
|
|
|
define dso_local void @forked_ptrs_same_base_different_offset(ptr nocapture readonly %Base, ptr nocapture %Dest, ptr nocapture readonly %Preds) {
|
|
; CHECK-LABEL: 'forked_ptrs_same_base_different_offset'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Report: cannot identify array bounds
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_same_base_different_offset'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Report: cannot identify array bounds
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup: ; preds = %for.body
|
|
ret void
|
|
|
|
for.body: ; preds = %entry, %for.body
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%i.014 = phi i32 [ 0, %entry ], [ %add, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp1.not = icmp eq i32 %0, 0
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%add = add nuw nsw i32 %i.014, 1
|
|
%1 = trunc i64 %indvars.iv to i32
|
|
%offset.0 = select i1 %cmp1.not, i32 %add, i32 %1
|
|
%idxprom213 = zext i32 %offset.0 to i64
|
|
%arrayidx3 = getelementptr inbounds float, ptr %Base, i64 %idxprom213
|
|
%2 = load float, ptr %arrayidx3, align 4
|
|
%arrayidx5 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
store float %2, ptr %arrayidx5, align 4
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
define dso_local void @forked_ptrs_add_to_offset(ptr nocapture readonly %Base, ptr nocapture %Dest, ptr nocapture readonly %Preds, i64 %extra_offset) {
|
|
; CHECK-LABEL: 'forked_ptrs_add_to_offset'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Memory dependences are safe with run-time checks
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Check 0:
|
|
; CHECK-NEXT: Comparing group ([[GRP47:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx5 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP48:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 1:
|
|
; CHECK-NEXT: Comparing group ([[GRP47]]):
|
|
; CHECK-NEXT: %arrayidx5 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP49:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx3 = getelementptr inbounds float, ptr %Base, i64 %offset
|
|
; CHECK-NEXT: %arrayidx3 = getelementptr inbounds float, ptr %Base, i64 %offset
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-NEXT: Group [[GRP47]]:
|
|
; CHECK-NEXT: (Low: %Dest High: (400 + %Dest))
|
|
; CHECK-NEXT: Member: {%Dest,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP48]]:
|
|
; CHECK-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; CHECK-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP49]]:
|
|
; CHECK-NEXT: (Low: ((4 * %extra_offset) + %Base) High: (404 + (4 * %extra_offset) + %Base))
|
|
; CHECK-NEXT: Member: {(4 + (4 * %extra_offset) + %Base),+,4}<%for.body>
|
|
; CHECK-NEXT: Member: {((4 * %extra_offset) + %Base),+,4}<%for.body>
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_add_to_offset'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Report: cannot identify array bounds
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup: ; preds = %for.body
|
|
ret void
|
|
|
|
for.body: ; preds = %entry, %for.body
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp.not = icmp eq i32 %0, 0
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%sel = select i1 %cmp.not, i64 %indvars.iv.next, i64 %indvars.iv
|
|
%offset = add nuw nsw i64 %sel, %extra_offset
|
|
%arrayidx3 = getelementptr inbounds float, ptr %Base, i64 %offset
|
|
%1 = load float, ptr %arrayidx3, align 4
|
|
%arrayidx5 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
store float %1, ptr %arrayidx5, align 4
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
define dso_local void @forked_ptrs_sub_from_offset(ptr nocapture readonly %Base, ptr nocapture %Dest, ptr nocapture readonly %Preds, i64 %extra_offset) {
|
|
; CHECK-LABEL: 'forked_ptrs_sub_from_offset'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Memory dependences are safe with run-time checks
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Check 0:
|
|
; CHECK-NEXT: Comparing group ([[GRP50:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx5 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP51:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 1:
|
|
; CHECK-NEXT: Comparing group ([[GRP50]]):
|
|
; CHECK-NEXT: %arrayidx5 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP52:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx3 = getelementptr inbounds float, ptr %Base, i64 %offset
|
|
; CHECK-NEXT: %arrayidx3 = getelementptr inbounds float, ptr %Base, i64 %offset
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-NEXT: Group [[GRP50]]:
|
|
; CHECK-NEXT: (Low: %Dest High: (400 + %Dest))
|
|
; CHECK-NEXT: Member: {%Dest,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP51]]:
|
|
; CHECK-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; CHECK-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP52]]:
|
|
; CHECK-NEXT: (Low: ((-4 * %extra_offset) + %Base) High: (404 + (-4 * %extra_offset) + %Base))
|
|
; CHECK-NEXT: Member: {(4 + (-4 * %extra_offset) + %Base),+,4}<%for.body>
|
|
; CHECK-NEXT: Member: {((-4 * %extra_offset) + %Base),+,4}<%for.body>
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_sub_from_offset'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Report: cannot identify array bounds
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup: ; preds = %for.body
|
|
ret void
|
|
|
|
for.body: ; preds = %entry, %for.body
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp.not = icmp eq i32 %0, 0
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%sel = select i1 %cmp.not, i64 %indvars.iv.next, i64 %indvars.iv
|
|
%offset = sub nuw nsw i64 %sel, %extra_offset
|
|
%arrayidx3 = getelementptr inbounds float, ptr %Base, i64 %offset
|
|
%1 = load float, ptr %arrayidx3, align 4
|
|
%arrayidx5 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
store float %1, ptr %arrayidx5, align 4
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
define dso_local void @forked_ptrs_add_sub_offset(ptr nocapture readonly %Base, ptr nocapture %Dest, ptr nocapture readonly %Preds, i64 %to_add, i64 %to_sub) {
|
|
; CHECK-LABEL: 'forked_ptrs_add_sub_offset'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Memory dependences are safe with run-time checks
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Check 0:
|
|
; CHECK-NEXT: Comparing group ([[GRP53:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx5 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP54:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 1:
|
|
; CHECK-NEXT: Comparing group ([[GRP53]]):
|
|
; CHECK-NEXT: %arrayidx5 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP55:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx3 = getelementptr inbounds float, ptr %Base, i64 %offset
|
|
; CHECK-NEXT: %arrayidx3 = getelementptr inbounds float, ptr %Base, i64 %offset
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-NEXT: Group [[GRP53]]:
|
|
; CHECK-NEXT: (Low: %Dest High: (400 + %Dest))
|
|
; CHECK-NEXT: Member: {%Dest,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP54]]:
|
|
; CHECK-NEXT: (Low: %Preds High: (400 + %Preds))
|
|
; CHECK-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP55]]:
|
|
; CHECK-NEXT: (Low: ((4 * %to_add) + (-4 * %to_sub) + %Base) High: (404 + (4 * %to_add) + (-4 * %to_sub) + %Base))
|
|
; CHECK-NEXT: Member: {(4 + (4 * %to_add) + (-4 * %to_sub) + %Base),+,4}<%for.body>
|
|
; CHECK-NEXT: Member: {((4 * %to_add) + (-4 * %to_sub) + %Base),+,4}<%for.body>
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_add_sub_offset'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Report: cannot identify array bounds
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup: ; preds = %for.body
|
|
ret void
|
|
|
|
for.body: ; preds = %entry, %for.body
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp.not = icmp eq i32 %0, 0
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%sel = select i1 %cmp.not, i64 %indvars.iv.next, i64 %indvars.iv
|
|
%add = add nuw nsw i64 %sel, %to_add
|
|
%offset = sub nuw nsw i64 %add, %to_sub
|
|
%arrayidx3 = getelementptr inbounds float, ptr %Base, i64 %offset
|
|
%1 = load float, ptr %arrayidx3, align 4
|
|
%arrayidx5 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
store float %1, ptr %arrayidx5, align 4
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
;;;; Cases that can be handled by a forked pointer but are not currently allowed.
|
|
|
|
define dso_local void @forked_ptrs_mul_by_offset(ptr nocapture readonly %Base, ptr nocapture %Dest, ptr nocapture readonly %Preds, i64 %extra_offset) {
|
|
; CHECK-LABEL: 'forked_ptrs_mul_by_offset'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Report: cannot identify array bounds
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_mul_by_offset'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Report: cannot identify array bounds
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup: ; preds = %for.body
|
|
ret void
|
|
|
|
for.body: ; preds = %entry, %for.body
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp.not = icmp eq i32 %0, 0
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%sel = select i1 %cmp.not, i64 %indvars.iv.next, i64 %indvars.iv
|
|
%offset = mul nuw nsw i64 %sel, %extra_offset
|
|
%arrayidx3 = getelementptr inbounds float, ptr %Base, i64 %offset
|
|
%1 = load float, ptr %arrayidx3, align 4
|
|
%arrayidx5 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
store float %1, ptr %arrayidx5, align 4
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
;;;; Derived from forked_ptrs_same_base_different_offset with a manually
|
|
;;;; added uniform offset and a mul to provide a stride
|
|
|
|
define dso_local void @forked_ptrs_uniform_and_strided_forks(float* nocapture readonly %Base, float* nocapture %Dest, i32* nocapture readonly %Preds) {
|
|
; CHECK-LABEL: 'forked_ptrs_uniform_and_strided_forks'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Report: cannot identify array bounds
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_uniform_and_strided_forks'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Report: cannot identify array bounds
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup: ; preds = %for.body
|
|
ret void
|
|
|
|
for.body: ; preds = %entry, %for.body
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%i.014 = phi i32 [ 0, %entry ], [ %add, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp1.not = icmp eq i32 %0, 0
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%add = add nuw nsw i32 %i.014, 1
|
|
%1 = trunc i64 %indvars.iv to i32
|
|
%mul = mul i32 %1, 3
|
|
%offset.0 = select i1 %cmp1.not, i32 4, i32 %mul
|
|
%idxprom213 = sext i32 %offset.0 to i64
|
|
%arrayidx3 = getelementptr inbounds float, ptr %Base, i64 %idxprom213
|
|
%2 = load float, ptr %arrayidx3, align 4
|
|
%arrayidx5 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
store float %2, ptr %arrayidx5, align 4
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
;;;; Derived from forked_ptrs_same_base_different_offset with a gather
|
|
;;;; added using Preds as an index array in addition to the per-iteration
|
|
;;;; condition.
|
|
|
|
define dso_local void @forked_ptrs_gather_and_contiguous_forks(ptr nocapture readonly %Base1, ptr nocapture readonly %Base2, ptr nocapture %Dest, ptr nocapture readonly %Preds) {
|
|
; CHECK-LABEL: 'forked_ptrs_gather_and_contiguous_forks'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Report: cannot identify array bounds
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_gather_and_contiguous_forks'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Report: cannot identify array bounds
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup: ; preds = %for.body
|
|
ret void
|
|
|
|
for.body: ; preds = %entry, %for.body
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp1.not = icmp eq i32 %0, 0
|
|
%arrayidx9 = getelementptr inbounds float, ptr %Base2, i64 %indvars.iv
|
|
%idxprom4 = sext i32 %0 to i64
|
|
%arrayidx5 = getelementptr inbounds float, ptr %Base1, i64 %idxprom4
|
|
%.sink.in = select i1 %cmp1.not, ptr %arrayidx9, ptr %arrayidx5
|
|
%.sink = load float, ptr %.sink.in, align 4
|
|
%1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
store float %.sink, ptr %1, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
;; We don't currently handle a fork in both the base and the offset of a
|
|
;; GEP instruction.
|
|
|
|
define dso_local void @forked_ptrs_two_forks_gep(ptr nocapture readonly %Base1, ptr nocapture readonly %Base2, ptr nocapture %Dest, ptr nocapture readonly %Preds) {
|
|
; CHECK-LABEL: 'forked_ptrs_two_forks_gep'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Report: cannot identify array bounds
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_two_forks_gep'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Report: cannot identify array bounds
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.cond.cleanup:
|
|
ret void
|
|
|
|
for.body:
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, i32* %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp1.not = icmp eq i32 %0, 0
|
|
%spec.select = select i1 %cmp1.not, ptr %Base2, ptr %Base1
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%offset = select i1 %cmp1.not, i64 %indvars.iv.next, i64 %indvars.iv
|
|
%.sink.in = getelementptr inbounds float, ptr %spec.select, i64 %offset
|
|
%.sink = load float, ptr %.sink.in, align 4
|
|
%1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
store float %.sink, ptr %1, align 4
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
;; We don't handle forks as children of a select
|
|
|
|
define void @forked_ptrs_two_select(ptr nocapture readonly %Base1, ptr nocapture readonly %Base2, ptr nocapture readonly %Base3, ptr %Dest) {
|
|
; CHECK-LABEL: 'forked_ptrs_two_select'
|
|
; CHECK-NEXT: loop:
|
|
; CHECK-NEXT: Report: cannot identify array bounds
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_two_select'
|
|
; RECURSE-NEXT: loop:
|
|
; RECURSE-NEXT: Report: cannot identify array bounds
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %loop
|
|
|
|
loop:
|
|
%iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]
|
|
%gep.Dest = getelementptr inbounds float, ptr %Dest, i64 %iv
|
|
%l.Dest = load float, ptr %gep.Dest
|
|
%cmp = fcmp une float %l.Dest, 0.0
|
|
%cmp1 = fcmp une float %l.Dest, 1.0
|
|
%gep.1 = getelementptr inbounds float, ptr %Base1, i64 %iv
|
|
%gep.2 = getelementptr inbounds float, ptr %Base2, i64 %iv
|
|
%gep.3 = getelementptr inbounds float, ptr %Base3, i64 %iv
|
|
%select = select i1 %cmp, ptr %gep.1, ptr %gep.2
|
|
%select1 = select i1 %cmp1, ptr %select, ptr %gep.3
|
|
%sink = load float, ptr %select1, align 4
|
|
store float %sink, ptr %gep.Dest, align 4
|
|
%iv.next = add nuw nsw i64 %iv, 1
|
|
%exitcond.not = icmp eq i64 %iv.next, 100
|
|
br i1 %exitcond.not, label %exit, label %loop
|
|
|
|
exit:
|
|
ret void
|
|
}
|
|
|
|
;; We don't yet handle geps with more than 2 operands
|
|
|
|
define void @forked_ptrs_too_many_gep_ops(ptr nocapture readonly %Base1, ptr nocapture readonly %Base2, ptr nocapture %Dest, ptr nocapture readonly %Preds) {
|
|
; CHECK-LABEL: 'forked_ptrs_too_many_gep_ops'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Report: cannot identify array bounds
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_too_many_gep_ops'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Report: cannot identify array bounds
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body:
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp1.not = icmp eq i32 %0, 0
|
|
%spec.select = select i1 %cmp1.not, ptr %Base2, ptr %Base1
|
|
%.sink.in = getelementptr inbounds [1000 x float], ptr %spec.select, i64 0, i64 %indvars.iv
|
|
%.sink = load float, ptr %.sink.in, align 4
|
|
%1 = getelementptr inbounds float, ptr %Dest, i64 %indvars.iv
|
|
store float %.sink, ptr %1, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
|
|
for.cond.cleanup:
|
|
ret void
|
|
}
|
|
|
|
;; We don't currently handle vector GEPs
|
|
|
|
define void @forked_ptrs_vector_gep(ptr nocapture readonly %Base1, ptr nocapture readonly %Base2, ptr nocapture %Dest, ptr nocapture readonly %Preds) {
|
|
; CHECK-LABEL: 'forked_ptrs_vector_gep'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Report: cannot identify array bounds
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_vector_gep'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Report: cannot identify array bounds
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body:
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%0 = load i32, ptr %arrayidx, align 4
|
|
%cmp1.not = icmp eq i32 %0, 0
|
|
%spec.select = select i1 %cmp1.not, ptr %Base2, ptr %Base1
|
|
%.sink.in = getelementptr inbounds <4 x float>, ptr %spec.select, i64 %indvars.iv
|
|
%.sink = load <4 x float>, ptr %.sink.in, align 4
|
|
%1 = getelementptr inbounds <4 x float>, ptr %Dest, i64 %indvars.iv
|
|
store <4 x float> %.sink, ptr %1, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 4
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 100
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
|
|
for.cond.cleanup:
|
|
ret void
|
|
}
|
|
|
|
;;; The following test caused an ICE with the initial forked pointers work.
|
|
;;; One fork is loop invariant (%Base2 + 0), the other is an scAddExpr that
|
|
;;; contains an scAddRecExpr inside it:
|
|
;;; ((8 * (zext i32 {0,+,1}<%for.body> to i64))<nuw><nsw> + %Base2)<nuw>
|
|
;;;
|
|
;;; RtCheck::insert was expecting either loop invariant or SAR, so asserted
|
|
;;; on a plain scAddExpr. For now we restrict to loop invariant or SAR
|
|
;;; forks only, but we should be able to do better.
|
|
|
|
define void @sc_add_expr_ice(ptr %Base1, ptr %Base2, i64 %N) {
|
|
; CHECK-LABEL: 'sc_add_expr_ice'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Memory dependences are safe with run-time checks
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Check 0:
|
|
; CHECK-NEXT: Comparing group ([[GRP56:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: ptr %Base1
|
|
; CHECK-NEXT: Against group ([[GRP57:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %fptr = getelementptr inbounds double, ptr %Base2, i64 %sel
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-NEXT: Group [[GRP56]]:
|
|
; CHECK-NEXT: (Low: %Base1 High: (8 + %Base1))
|
|
; CHECK-NEXT: Member: %Base1
|
|
; CHECK-NEXT: Group [[GRP57]]:
|
|
; CHECK-NEXT: (Low: %Base2 High: ((8 * %N) + %Base2))
|
|
; CHECK-NEXT: Member: {%Base2,+,8}<%for.body>
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-NEXT: {0,+,1}<%for.body> Added Flags: <nusw>
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
; CHECK-NEXT: [PSE] %fptr = getelementptr inbounds double, ptr %Base2, i64 %sel:
|
|
; CHECK-NEXT: ((8 * (zext i32 {0,+,1}<%for.body> to i64))<nuw><nsw> + %Base2)<nuw>
|
|
; CHECK-NEXT: --> {%Base2,+,8}<%for.body>
|
|
;
|
|
; RECURSE-LABEL: 'sc_add_expr_ice'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Memory dependences are safe with run-time checks
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Check 0:
|
|
; RECURSE-NEXT: Comparing group ([[GRP58:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: ptr %Base1
|
|
; RECURSE-NEXT: Against group ([[GRP59:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %fptr = getelementptr inbounds double, ptr %Base2, i64 %sel
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-NEXT: Group [[GRP58]]:
|
|
; RECURSE-NEXT: (Low: %Base1 High: (8 + %Base1))
|
|
; RECURSE-NEXT: Member: %Base1
|
|
; RECURSE-NEXT: Group [[GRP59]]:
|
|
; RECURSE-NEXT: (Low: %Base2 High: ((8 * %N) + %Base2))
|
|
; RECURSE-NEXT: Member: {%Base2,+,8}<%for.body>
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-NEXT: {0,+,1}<%for.body> Added Flags: <nusw>
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
; RECURSE-NEXT: [PSE] %fptr = getelementptr inbounds double, ptr %Base2, i64 %sel:
|
|
; RECURSE-NEXT: ((8 * (zext i32 {0,+,1}<%for.body> to i64))<nuw><nsw> + %Base2)<nuw>
|
|
; RECURSE-NEXT: --> {%Base2,+,8}<%for.body>
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body:
|
|
%iv = phi i64 [ %iv.next, %for.body ], [ 0, %entry ]
|
|
%iv.trunc = trunc i64 %iv to i32
|
|
store double 0.000000e+00, ptr %Base1, align 8
|
|
%iv.zext = zext i32 %iv.trunc to i64
|
|
%sel = select i1 true, i64 %iv.zext, i64 0
|
|
%fptr = getelementptr inbounds double, ptr %Base2, i64 %sel
|
|
%dummy.load = load double, ptr %fptr, align 8
|
|
%iv.next = add nuw nsw i64 %iv, 1
|
|
%exitcond = icmp eq i64 %iv.next, %N
|
|
br i1 %exitcond, label %exit, label %for.body
|
|
|
|
exit:
|
|
ret void
|
|
}
|
|
|
|
define void @forked_ptrs_with_different_base(ptr nocapture readonly %Preds, ptr nocapture %a, ptr nocapture %b, ptr nocapture readonly %c) {
|
|
; CHECK-LABEL: 'forked_ptrs_with_different_base'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Memory dependences are safe with run-time checks
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Check 0:
|
|
; CHECK-NEXT: Comparing group ([[GRP60:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx7 = getelementptr inbounds double, ptr %.sink, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP61:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 1:
|
|
; CHECK-NEXT: Comparing group ([[GRP60]]):
|
|
; CHECK-NEXT: %arrayidx7 = getelementptr inbounds double, ptr %.sink, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP62:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx5 = getelementptr inbounds double, ptr %0, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 2:
|
|
; CHECK-NEXT: Comparing group ([[GRP63:0x[0-9a-f]+]]):
|
|
; CHECK-NEXT: %arrayidx7 = getelementptr inbounds double, ptr %.sink, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP61]]):
|
|
; CHECK-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; CHECK-NEXT: Check 3:
|
|
; CHECK-NEXT: Comparing group ([[GRP63]]):
|
|
; CHECK-NEXT: %arrayidx7 = getelementptr inbounds double, ptr %.sink, i64 %indvars.iv
|
|
; CHECK-NEXT: Against group ([[GRP62]]):
|
|
; CHECK-NEXT: %arrayidx5 = getelementptr inbounds double, ptr %0, i64 %indvars.iv
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-NEXT: Group [[GRP60]]:
|
|
; CHECK-NEXT: (Low: %1 High: (63992 + %1))
|
|
; CHECK-NEXT: Member: {%1,+,8}<nw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP63]]:
|
|
; CHECK-NEXT: (Low: %2 High: (63992 + %2))
|
|
; CHECK-NEXT: Member: {%2,+,8}<nw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP61]]:
|
|
; CHECK-NEXT: (Low: %Preds High: (31996 + %Preds))
|
|
; CHECK-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; CHECK-NEXT: Group [[GRP62]]:
|
|
; CHECK-NEXT: (Low: %0 High: (63992 + %0))
|
|
; CHECK-NEXT: Member: {%0,+,8}<nw><%for.body>
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_with_different_base'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Memory dependences are safe with run-time checks
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Check 0:
|
|
; RECURSE-NEXT: Comparing group ([[GRP64:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %arrayidx7 = getelementptr inbounds double, ptr %.sink, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP65:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 1:
|
|
; RECURSE-NEXT: Comparing group ([[GRP64]]):
|
|
; RECURSE-NEXT: %arrayidx7 = getelementptr inbounds double, ptr %.sink, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP66:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %arrayidx5 = getelementptr inbounds double, ptr %0, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 2:
|
|
; RECURSE-NEXT: Comparing group ([[GRP67:0x[0-9a-f]+]]):
|
|
; RECURSE-NEXT: %arrayidx7 = getelementptr inbounds double, ptr %.sink, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP65]]):
|
|
; RECURSE-NEXT: %arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
; RECURSE-NEXT: Check 3:
|
|
; RECURSE-NEXT: Comparing group ([[GRP67]]):
|
|
; RECURSE-NEXT: %arrayidx7 = getelementptr inbounds double, ptr %.sink, i64 %indvars.iv
|
|
; RECURSE-NEXT: Against group ([[GRP66]]):
|
|
; RECURSE-NEXT: %arrayidx5 = getelementptr inbounds double, ptr %0, i64 %indvars.iv
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-NEXT: Group [[GRP64]]:
|
|
; RECURSE-NEXT: (Low: %1 High: (63992 + %1))
|
|
; RECURSE-NEXT: Member: {%1,+,8}<nw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP67]]:
|
|
; RECURSE-NEXT: (Low: %2 High: (63992 + %2))
|
|
; RECURSE-NEXT: Member: {%2,+,8}<nw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP65]]:
|
|
; RECURSE-NEXT: (Low: %Preds High: (31996 + %Preds))
|
|
; RECURSE-NEXT: Member: {%Preds,+,4}<nuw><%for.body>
|
|
; RECURSE-NEXT: Group [[GRP66]]:
|
|
; RECURSE-NEXT: (Low: %0 High: (63992 + %0))
|
|
; RECURSE-NEXT: Member: {%0,+,8}<nw><%for.body>
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
%0 = load ptr, ptr %c, align 64
|
|
%1 = load ptr, ptr %a, align 64
|
|
%2 = load ptr, ptr %b, align 64
|
|
br label %for.body
|
|
|
|
for.cond.cleanup: ; preds = %for.inc
|
|
ret void
|
|
|
|
for.body: ; preds = %entry, %for.inc
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.inc ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%3 = load i32, ptr %arrayidx, align 4
|
|
%cmp2.not = icmp eq i32 %3, 0
|
|
br i1 %cmp2.not, label %if.else, label %if.then
|
|
|
|
if.then: ; preds = %for.body
|
|
%arrayidx5 = getelementptr inbounds double, ptr %0, i64 %indvars.iv
|
|
%4 = load double, ptr %arrayidx5, align 8
|
|
%add = fadd fast double %4, 1.000000e+00
|
|
br label %for.inc
|
|
|
|
if.else: ; preds = %for.body
|
|
%5 = mul nuw nsw i64 %indvars.iv, %indvars.iv
|
|
%6 = trunc i64 %5 to i32
|
|
%conv8 = sitofp i32 %6 to double
|
|
br label %for.inc
|
|
|
|
for.inc: ; preds = %if.then, %if.else
|
|
%.sink = phi ptr [ %1, %if.then ], [ %2, %if.else ]
|
|
%add.sink = phi double [ %add, %if.then ], [ %conv8, %if.else ]
|
|
%arrayidx7 = getelementptr inbounds double, ptr %.sink, i64 %indvars.iv
|
|
store double %add.sink, ptr %arrayidx7, align 8
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 7999
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
}
|
|
|
|
; Negative test: the operator number of PhiNode is not 2.
|
|
define void @forked_ptrs_with_different_base3(ptr nocapture readonly %Preds, ptr nocapture %a, ptr nocapture %b, ptr nocapture readonly %c) {
|
|
; CHECK-LABEL: 'forked_ptrs_with_different_base3'
|
|
; CHECK-NEXT: for.body:
|
|
; CHECK-NEXT: Report: cannot identify array bounds
|
|
; CHECK-NEXT: Dependences:
|
|
; CHECK-NEXT: Run-time memory checks:
|
|
; CHECK-NEXT: Grouped accesses:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; CHECK-NEXT: SCEV assumptions:
|
|
; CHECK-EMPTY:
|
|
; CHECK-NEXT: Expressions re-written:
|
|
;
|
|
; RECURSE-LABEL: 'forked_ptrs_with_different_base3'
|
|
; RECURSE-NEXT: for.body:
|
|
; RECURSE-NEXT: Report: cannot identify array bounds
|
|
; RECURSE-NEXT: Dependences:
|
|
; RECURSE-NEXT: Run-time memory checks:
|
|
; RECURSE-NEXT: Grouped accesses:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Non vectorizable stores to invariant address were not found in loop.
|
|
; RECURSE-NEXT: SCEV assumptions:
|
|
; RECURSE-EMPTY:
|
|
; RECURSE-NEXT: Expressions re-written:
|
|
;
|
|
entry:
|
|
%ld.c = load ptr, ptr %c, align 64
|
|
%ld.a = load ptr, ptr %a, align 64
|
|
%ld.b = load ptr, ptr %b, align 64
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %entry, %for.inc
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.inc ]
|
|
%arrayidx = getelementptr inbounds i32, ptr %Preds, i64 %indvars.iv
|
|
%ld.preds = load i32, ptr %arrayidx, align 4
|
|
switch i32 %ld.preds, label %if.else [
|
|
i32 0, label %if.br0
|
|
i32 1, label %if.br1
|
|
]
|
|
|
|
if.br0: ; preds = %for.body
|
|
br label %for.inc
|
|
|
|
if.br1: ; preds = %for.body
|
|
br label %for.inc
|
|
|
|
if.else: ; preds = %for.body
|
|
br label %for.inc
|
|
|
|
for.inc: ; preds = %if.br1, %if.br0
|
|
%.sink = phi ptr [ %ld.a, %if.br0 ], [ %ld.b, %if.br1 ], [ %ld.c, %if.else ]
|
|
%arrayidx7 = getelementptr inbounds double, ptr %.sink, i64 %indvars.iv
|
|
store double 1.000000e+00, ptr %arrayidx7, align 8
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond.not = icmp eq i64 %indvars.iv.next, 7999
|
|
br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
|
|
|
|
for.cond.cleanup: ; preds = %for.inc
|
|
ret void
|
|
}
|