Generate the correct cast opcode for constant expressions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32461 91177308-0d34-0410-b5e6-96231b3b80d8

Change inferred cast creation calls to more specific cast creations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32460 91177308-0d34-0410-b5e6-96231b3b80d8

use MVN to handle small negative constants

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32459 91177308-0d34-0410-b5e6-96231b3b80d8

Don't bother upgrading this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32458 91177308-0d34-0410-b5e6-96231b3b80d8

Implement getIntegerCast and getFPCast for ConstantExpr. These are similar
to the createIntegerCast and createFPCast for CastInst instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32457 91177308-0d34-0410-b5e6-96231b3b80d8

Implement createIntegerCast and createFPCast factory methods for handling
integer and floating point cast creation. createIntegerCast generates
ZExt/SExt, BitCast or Trunc. createFPCast generates FPExt, Bitcast, or
FPTrunc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32456 91177308-0d34-0410-b5e6-96231b3b80d8

Fix PR1040:
Don't rebuild llvm-config if none of the library dependencies changed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32455 91177308-0d34-0410-b5e6-96231b3b80d8

add mvn

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32454 91177308-0d34-0410-b5e6-96231b3b80d8

Fix the BitCastUnion type for 32-bit targets.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32453 91177308-0d34-0410-b5e6-96231b3b80d8

add note

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32452 91177308-0d34-0410-b5e6-96231b3b80d8

Another step forward in PPC64 JIT support: we now no-longer need stubs
emitted for external globals in PPC64-JIT-PIC mode (which is good because
we didn't handle them before!).

This also fixes a bug handling the picbase delta, which we would get wrong
in some cases.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32451 91177308-0d34-0410-b5e6-96231b3b80d8

Create the cast constant expression that was read instead of attempting
to infer the cast from its operand and type. This fixes:
test/Regression/Bytecode/2006-12-11-Cast-ConstExpr.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32450 91177308-0d34-0410-b5e6-96231b3b80d8

Test case for ensuring correct reading back of cast constant expressions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32449 91177308-0d34-0410-b5e6-96231b3b80d8

getInstrItineraryData shouldn't copy the itineraries

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32448 91177308-0d34-0410-b5e6-96231b3b80d8

Fix constant folding of FP->int due to cut & paste error in last commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32447 91177308-0d34-0410-b5e6-96231b3b80d8

Add a test for constant folding of bitcast to/from floating point.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32446 91177308-0d34-0410-b5e6-96231b3b80d8

Provide a test for int<->float and long<->double bitcasts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32445 91177308-0d34-0410-b5e6-96231b3b80d8

Implement correct bitcast of int<->float and long<->double by using a
union to perform the bitcast.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32444 91177308-0d34-0410-b5e6-96231b3b80d8

Re-apply changes that were backed out and fix a naughty typo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32442 91177308-0d34-0410-b5e6-96231b3b80d8

It seems the llvm::OStream class does not handle stream manipulators.
For now, just grab the stream and perform the output on it directly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32441 91177308-0d34-0410-b5e6-96231b3b80d8

Revert changes that broke oggenc on ppc

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32440 91177308-0d34-0410-b5e6-96231b3b80d8

Missing opcode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32439 91177308-0d34-0410-b5e6-96231b3b80d8

Implement correct constant folding of bitcast.  This implements
Transforms/ConstProp/bitcast.ll and fixes
SingleSource/Regression/C/2003-10-12-GlobalVarInitializers

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32438 91177308-0d34-0410-b5e6-96231b3b80d8

constant folding of bitcast is broken.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32437 91177308-0d34-0410-b5e6-96231b3b80d8

Layout proper frame for ppc64.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32436 91177308-0d34-0410-b5e6-96231b3b80d8

Provide a script that can track down which optimization pass causes
different code to be produced between two llvm builds that differe slightly.
This is useful in tracking down mis-optimization bugs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32435 91177308-0d34-0410-b5e6-96231b3b80d8

Don't convert store double C, Ptr to store long C, Ptr if i64 is not a legal type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32434 91177308-0d34-0410-b5e6-96231b3b80d8

f32 / f64 node is expanded to one i32 / i64 node.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32433 91177308-0d34-0410-b5e6-96231b3b80d8

Clean up some bad code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32432 91177308-0d34-0410-b5e6-96231b3b80d8

Move something that should be in the dag combiner from the legalizer to the
dag combiner.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32431 91177308-0d34-0410-b5e6-96231b3b80d8

Properly mangles symbol table names
Supports constant pools
Supports relocations to jump tables
Supports relocations within the data segment (global = address of global)
Allocates memory in a non-hacky for all non-code objects.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32430 91177308-0d34-0410-b5e6-96231b3b80d8

Add a default relocation type, and allow clients to set the ConstantVal
field after creation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32429 91177308-0d34-0410-b5e6-96231b3b80d8

fix typo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32428 91177308-0d34-0410-b5e6-96231b3b80d8

Update note, with the SROA change, we now produce:

_pairtest:
        movl 8(%esp), %eax
        movl 4(%esp), %ecx
        movd %eax, %xmm0
        movd %ecx, %xmm1
        addss %xmm0, %xmm1
        movl 12(%esp), %eax
        movss %xmm1, (%eax)
        ret

instead of:

_pairtest:
        subl $12, %esp
        movl 20(%esp), %eax
        movl %eax, 4(%esp)
        movl 16(%esp), %eax
        movl %eax, (%esp)
        movss (%esp), %xmm0
        addss 4(%esp), %xmm0
        movl 24(%esp), %eax
        movss %xmm0, (%eax)
        addl $12, %esp
        ret

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32427 91177308-0d34-0410-b5e6-96231b3b80d8

trunc to integer, not to FP.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32426 91177308-0d34-0410-b5e6-96231b3b80d8

the xform is done by scalarrepl not the code generator.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32425 91177308-0d34-0410-b5e6-96231b3b80d8

this is done

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32424 91177308-0d34-0410-b5e6-96231b3b80d8

Evan implemented the machineinstr improvements.
The rot example works if the type is cast to ubyte.

Move sroa examples together and upgrade them to HEAD syntax.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32423 91177308-0d34-0410-b5e6-96231b3b80d8

implement promotion of unions containing two packed types of the same width.
This implements Transforms/ScalarRepl/union-packed.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32422 91177308-0d34-0410-b5e6-96231b3b80d8

new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32421 91177308-0d34-0410-b5e6-96231b3b80d8

clarify some comments, simplify some checks, fix:
Regression/Transforms/IndVarsSimplify/2006-12-10-BitCast.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32420 91177308-0d34-0410-b5e6-96231b3b80d8

testcase for a regression introduced by the recent cast patch

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32419 91177308-0d34-0410-b5e6-96231b3b80d8

 * Eliminate calls to CastInst::createInferredCast.
 * Add support for promoting unions with fp values in them.  This produces
   our new int<->fp bitcast instructions, implementing
   Transforms/ScalarRepl/union-fp-int.ll

As an example, this allows us to compile this:

union intfloat { int i; float f; };
float invsqrt(const float arg_x) {
    union intfloat x = { .f = arg_x };
    const float xhalf = arg_x * 0.5f;
    x.i = 0x5f3759df - (x.i >> 1);
    return x.f * (1.5f - xhalf * x.f * x.f);
}

into:

_invsqrt:
        movss 4(%esp), %xmm0
        movd %xmm0, %eax
        sarl %eax
        movl $1597463007, %ecx
        subl %eax, %ecx
        movd %ecx, %xmm1
        mulss LCPI1_0, %xmm0
        mulss %xmm1, %xmm0
        movss LCPI1_1, %xmm2
        mulss %xmm1, %xmm0
        subss %xmm0, %xmm2
        movl 8(%esp), %eax
        mulss %xmm2, %xmm1
        movss %xmm1, (%eax)
        ret

instead of:

_invsqrt:
        subl $4, %esp
        movss 8(%esp), %xmm0
        movss %xmm0, (%esp)
        movl (%esp), %eax
        movl $1597463007, %ecx
        sarl %eax
        subl %eax, %ecx
        movl %ecx, (%esp)
        mulss LCPI1_0, %xmm0
        movss (%esp), %xmm1
        mulss %xmm1, %xmm0
        mulss %xmm1, %xmm0
        movss LCPI1_1, %xmm2
        subss %xmm0, %xmm2
        mulss %xmm2, %xmm1
        movl 12(%esp), %eax
        movss %xmm1, (%eax)
        addl $4, %esp
        ret

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32418 91177308-0d34-0410-b5e6-96231b3b80d8

new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32417 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32416 91177308-0d34-0410-b5e6-96231b3b80d8

Cleaned setjmp/longjmp lowering interfaces. Now we're producing right
code (both asm & cbe) for Mingw32 target.
Removed autoconf checks for underscored versions of setjmp/longjmp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32415 91177308-0d34-0410-b5e6-96231b3b80d8

make statistics and timing info print even if the JIT'd program calls exit
instead of returning from main.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32414 91177308-0d34-0410-b5e6-96231b3b80d8

Reverting until finding the cause of secondary bugs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32413 91177308-0d34-0410-b5e6-96231b3b80d8

__PPC64CompilationCallback code was allowing registers to be clobbered by stub.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32412 91177308-0d34-0410-b5e6-96231b3b80d8

fix PR1039 by making timing info be destroyed by llvm_shutdown, not by
static dtors.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32411 91177308-0d34-0410-b5e6-96231b3b80d8

Don't bother with setting the path before running llvm-gcc4, it doesn't
need it like llvm-gcc3 did.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32410 91177308-0d34-0410-b5e6-96231b3b80d8

For PR739:
Define a DESTDIR variable and use it to define the various install
locations. This allows DESTDIR to be overridden on the command line.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32409 91177308-0d34-0410-b5e6-96231b3b80d8

.align is in bits
.comm is in bytes
:-(

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32408 91177308-0d34-0410-b5e6-96231b3b80d8

fix test/Regression/CodeGen/X86/weak.ll
if a variable has no initialization, I->getInitializer() will fail

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32407 91177308-0d34-0410-b5e6-96231b3b80d8

use a . instead of a % in the grep expression

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32406 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32405 91177308-0d34-0410-b5e6-96231b3b80d8

Fix test/Regression/Assembler/2006-12-09-Cast-To-Bool.ll
Do not upgrade casts of bool to bool.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32404 91177308-0d34-0410-b5e6-96231b3b80d8

Fix the run line and make this test more specific.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32403 91177308-0d34-0410-b5e6-96231b3b80d8

Add a check to catch an incorrect upgrade.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32402 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32400 91177308-0d34-0410-b5e6-96231b3b80d8

When upgrading cast to bool to a setne, generate icmp ne instead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32399 91177308-0d34-0410-b5e6-96231b3b80d8

Too soon to commit, revert.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32397 91177308-0d34-0410-b5e6-96231b3b80d8

New test cases for regressions in the SetCC -> ICmp patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32396 91177308-0d34-0410-b5e6-96231b3b80d8

Allow the input of the test program to be specified.
Don't generate the reference output for each comparison.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32395 91177308-0d34-0410-b5e6-96231b3b80d8

Preliminary soft float support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32394 91177308-0d34-0410-b5e6-96231b3b80d8

Added option -soft-float to generate SW fp library calls instead of fp instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32393 91177308-0d34-0410-b5e6-96231b3b80d8

Fixed some formatting.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32392 91177308-0d34-0410-b5e6-96231b3b80d8

Another example of using the llvm IO streams.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32391 91177308-0d34-0410-b5e6-96231b3b80d8

Add documentation for how to use the new LLVM streams.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32390 91177308-0d34-0410-b5e6-96231b3b80d8

Analysis resolver now manages AnalysisImpls for the given patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32389 91177308-0d34-0410-b5e6-96231b3b80d8

Top level pass manager keeps track of other managers, so this can be
removed now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32388 91177308-0d34-0410-b5e6-96231b3b80d8

Use analysis resolver to find the info.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32387 91177308-0d34-0410-b5e6-96231b3b80d8

Do not drop ImmutablePasses on the floor.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32386 91177308-0d34-0410-b5e6-96231b3b80d8

Set AnalysisResolver for the passes when they are inserted into
pass manager queuer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32385 91177308-0d34-0410-b5e6-96231b3b80d8

Add AnalysisResolver_New.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32384 91177308-0d34-0410-b5e6-96231b3b80d8

Add AnalysisResolver_New. It is a replacement for existing
AnalysisResolver.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32383 91177308-0d34-0410-b5e6-96231b3b80d8

Keep track of other pass managers, that are not directly managed by
top level manager. Use this info to findAnalysisPass.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32382 91177308-0d34-0410-b5e6-96231b3b80d8

Implement top level FunctionPassManager::run(Function &F)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32381 91177308-0d34-0410-b5e6-96231b3b80d8

Do not keep yet another list of pass managers in PassManagerImpl_New.
Use one provided by toplevel manager.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32380 91177308-0d34-0410-b5e6-96231b3b80d8

Remove unused schedulePass() parameter.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32379 91177308-0d34-0410-b5e6-96231b3b80d8

Remove unused getAnalysisPass and getAnalysisPassFromManager

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32378 91177308-0d34-0410-b5e6-96231b3b80d8

Implement PMTopLevel::findAnalysisPass() and
PMDataManager::findAnalysisPass()

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32377 91177308-0d34-0410-b5e6-96231b3b80d8

%progbits not @progbits

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32376 91177308-0d34-0410-b5e6-96231b3b80d8

Incorporate any changes in the successor blocks into the result of
MarkAliveBlocks.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32375 91177308-0d34-0410-b5e6-96231b3b80d8

add missing &&

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32374 91177308-0d34-0410-b5e6-96231b3b80d8

add \"aw\",@progbits" to ctors and dtors

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32373 91177308-0d34-0410-b5e6-96231b3b80d8

Change the implementation of statistic to not need destructors at all.
Instead, the stat info is printed when llvm_shutdown() is called.
These also don't need static ctors, but getting rid of them is uglier:
still investigating.  This reduces the number of static dtors in llvm from
~1400 to ~750.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32372 91177308-0d34-0410-b5e6-96231b3b80d8

During runOnModule() do initialization and finalization.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32371 91177308-0d34-0410-b5e6-96231b3b80d8

Reuse code. Directly use runOnFunction().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32370 91177308-0d34-0410-b5e6-96231b3b80d8

Add the -ldl library option.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32369 91177308-0d34-0410-b5e6-96231b3b80d8

Implement FunctionPassManager_New::FunctionPassManager_New(ModuleProvider *P)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32368 91177308-0d34-0410-b5e6-96231b3b80d8

test packed struct codegen on x86

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32367 91177308-0d34-0410-b5e6-96231b3b80d8

Move findTiedToSrcOperand to TargetInstrDescriptor.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32366 91177308-0d34-0410-b5e6-96231b3b80d8

packed initializers too in the test

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32365 91177308-0d34-0410-b5e6-96231b3b80d8

fix truncstorei1

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32364 91177308-0d34-0410-b5e6-96231b3b80d8

feature test for packed structs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32363 91177308-0d34-0410-b5e6-96231b3b80d8

Hopefully these are the regenerated files

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32362 91177308-0d34-0410-b5e6-96231b3b80d8

Packed Structures

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32361 91177308-0d34-0410-b5e6-96231b3b80d8

A backwards compatible bc format for packed structs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32360 91177308-0d34-0410-b5e6-96231b3b80d8

This test needs to be upgraded.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32359 91177308-0d34-0410-b5e6-96231b3b80d8