James Molloy 3a22301784 Revert "[VectorUtils] Query number of sign bits to allow more truncations" ...

This was a fairly simple patch but on closer inspection was seriously flawed and caused PR27690.

This reverts commit r268921.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@269051 91177308-0d34-0410-b5e6-96231b3b80d8

2016-05-10 12:27:23 +00:00

..

AArch64

Revert "[VectorUtils] Query number of sign bits to allow more truncations"

2016-05-10 12:27:23 +00:00

ARM

[ARM] AArch32 v8 NEON is still not IEEE-754 compliant

2016-04-18 12:06:47 +00:00

PowerPC

[LoopVectorize] Don't vectorize loops when everything will be scalarized

2016-03-30 19:37:08 +00:00

X86

[LoopVectorize] Add operand bundles to vectorized functions

2016-04-29 07:09:48 +00:00

XCore

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

12-12-11-if-conv.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

2012-10-20-infloop.ll

Rename getMaximumUnrollFactor -> getMaxInterleaveFactor; also rename option names controlling this variable.

2014-09-10 17:58:16 +00:00

2012-10-22-isconsec.ll

[opaque pointer type] Add textual IR support for explicit type parameter to gep operator

2015-03-13 18:20:45 +00:00

align.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

bsd_regex.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

bzip_reverse_loops.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

calloc.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

cast-induction.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

conditional-assignment.ll

[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.

2016-04-15 15:57:41 +00:00

control-flow.ll

[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.

2016-04-15 15:57:41 +00:00

cpp-new-array.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

dbg.value.ll

[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.

2016-04-15 15:57:41 +00:00

debugloc.ll

[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.

2016-04-15 15:57:41 +00:00

duplicated-metadata.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

ee-crash.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

exact.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

flags.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

float-reduction.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

funcall.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

gcc-examples.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

gep_with_bitcast.ll

LoopVectorizer - skip 'bitcast' between GEP and load.

2015-11-03 10:29:34 +00:00

global_alias.ll

[opaque pointer type] Add textual IR support for explicit type parameter to gep operator

2015-03-13 18:20:45 +00:00

hints-trans.ll

[LoopVectorize] Keep hints from original loop on the vector loop

2016-04-29 01:27:40 +00:00

hoist-loads.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

i8-induction.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

if-conv-crash.ll

Rename getMaximumUnrollFactor -> getMaxInterleaveFactor; also rename option names controlling this variable.

2014-09-10 17:58:16 +00:00

if-conversion-edgemasks.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

if-conversion-nest.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

if-conversion-reduction.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

if-conversion.ll

[opaque pointer type] Add textual IR support for explicit type parameter to gep operator

2015-03-13 18:20:45 +00:00

if-pred-stores.ll

[LV] Preserve LoopInfo when store predication is used

2016-03-15 18:06:20 +00:00

incorrect-dom-info.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

increment.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

induction_plus.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

induction-step.ll

[LoopVectorize] Handling induction variable with non-constant step.

2016-05-10 07:33:35 +00:00

induction.ll

[LV] Identify more induction PHIs by coercing expressions to AddRecExprs

2016-05-05 15:20:39 +00:00

infiniteloop.ll

Fix missing CHECK-LABELs

2013-10-02 20:29:00 +00:00

interleaved-accesses.ll

[LV] Reallow positive-stride interleaved load groups with gaps

2016-04-27 18:21:36 +00:00

intrinsic.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

lcssa-crash.ll

Rename getMaximumUnrollFactor -> getMaxInterleaveFactor; also rename option names controlling this variable.

2014-09-10 17:58:16 +00:00

lifetime.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

loop-form.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

loop-vect-memdep.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

memdep.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

metadata-unroll.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

metadata-width.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

metadata.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

miniters.ll

The patch replace the overflow check in loop vectorization with the minimum loop iterations check.

2015-08-25 16:43:47 +00:00

minmax_reduction.ll

[LoopUtils,LV] Propagate fast-math flags on generated FCmp instructions

2015-09-21 19:41:19 +00:00

multi-use-reduction-bug.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

multiple-address-spaces.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

no_array_bounds.ll

[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.

2016-04-15 15:57:41 +00:00

no_idiv_reduction.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

no_int_induction.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

no_outside_user.ll

Print vectorization analysis when loop hint is specified.

2015-08-11 01:09:15 +00:00

no_switch.ll

[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.

2016-04-15 15:57:41 +00:00

noalias-md-licm.ll

[LoopVectorize] Annotate versioned loop with noalias metadata

2016-03-17 20:32:37 +00:00

noalias-md.ll

[LoopVectorize] Annotate versioned loop with noalias metadata

2016-03-17 20:32:37 +00:00

nofloat.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

non-const-n.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

nontemporal.ll

[LoopVectorize] Propagate 'nontemporal' attribute into vectorized instructions.

2015-08-20 22:27:38 +00:00

nsw-crash.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

opt.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

optsize.ll

fix minsize detection: minsize attribute implies optimizing for size

2015-08-11 15:56:31 +00:00

phi-hang.ll

[Verifier] Reject PHIs using defs from own block.

2016-03-26 23:32:57 +00:00

pr25281.ll

[PR25281] Remove AAResultsWrapper from preserved analyses of loop vectorizer.

2016-04-29 03:31:25 +00:00

ptr_loops.ll

[opaque pointer type] Add textual IR support for explicit type parameter to gep operator

2015-03-13 18:20:45 +00:00

ptr-induction.ll

Add newline to test. NFC.

2015-09-02 14:06:16 +00:00

read-only.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

reduction.ll

[LV] Don't bail to MiddleBlock if a runtime check fails, bail to ScalarPH instead

2015-09-02 10:15:39 +00:00

reverse_induction.ll

[LV] Switch to using canonical induction variables.

2015-09-02 10:14:54 +00:00

reverse_iter.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

runtime-check-address-space.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

runtime-check-readonly-address-space.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

runtime-check-readonly.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

runtime-check.ll

[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.

2016-04-15 15:57:41 +00:00

runtime-limit.ll

Fix test introduced in r246187 that failed on some systems.

2015-08-27 20:43:29 +00:00

safegep.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

same-base-access.ll

[SCEV][LAA] Re-commit r260085 and r260086, this time with a fix for the memory

2016-02-08 17:02:45 +00:00

scalar-select.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

scev-exitlim-crash.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

simple-unroll.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

small-loop.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

start-non-zero.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

store-shuffle-bug.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

struct_access.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

tbaa-nodep.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

undef-inst-bug.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

unroll_novec.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

unroll.ll

[X86] Disable loop unrolling in loop vectorization pass when VF is 1.

2015-05-06 17:12:25 +00:00

unsafe-dep-remark.ll

[LV] Hint at the new loop distribution pragma in optimization remark

2016-05-09 23:03:44 +00:00

unsized-pointee-crash.ll

[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction

2015-02-27 19:29:02 +00:00

value-ptr-bug.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

vect.omp.persistence.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

vect.stats.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

vectorize-once.ll

Introduce runtime unrolling disable matadata and use it to mark the scalar loop from vectorization.

2015-03-09 06:14:18 +00:00

version-mem-access.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

write-only.ll

[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

2015-02-27 21:17:42 +00:00

zero-sized-pointee-crash.ll

[LoopVectorize] Don't crash on zero-sized types in isInductionPHI

2015-06-05 10:52:40 +00:00