llvm-svn: 31561

loops.

llvm-svn: 31560

llvm-svn: 31559

llvm-svn: 31553

TODO: fix lea_addri

llvm-svn: 31552

llvm-svn: 31551

This fixes the build on OpenBSD and potentially other systems.

llvm-svn: 31550

llvm-svn: 31549

llvm-svn: 31548

FunctionPassManagerImpl_New implements the pass manager.
FunctionPassManager_New is the public interface.

llvm-svn: 31547

PassManagerImpl_New implements the pass manager.
PassManager_New is the public interface.

llvm-svn: 31546

ModulePassManager_New class declarations from PassManager.h
to PassManager.cpp

llvm-svn: 31545

  about whether the new base ptr would be live below the load/store. Let two
  address pass split it back to non-indexed ops.
- Minor tweaks / fixes.

llvm-svn: 31544

llvm-svn: 31543

This patch converts the old SHR instruction into two instructions,
AShr (Arithmetic) and LShr (Logical). The Shr instructions now are not
dependent on the sign of their operands.

llvm-svn: 31542

llvm-svn: 31541

llvm-svn: 31540

llvm-svn: 31539

llvm-svn: 31538

llvm-svn: 31537

class, where it can be used for preinc formation.

llvm-svn: 31536

llvm-svn: 31535

llvm-svn: 31534

llvm-svn: 31533

llvm-svn: 31532

Early commit of the documentation for new conversion instructions for
easier review.

llvm-svn: 31531

LBB1_57:        #bb207.i
        movl 72(%esp), %ecx
        movb (%ecx,%eax), %cl
        movl 80(%esp), %edx
        movb %cl, 1(%edx,%eax)
        incl %eax
        cmpl $143, %eax
        jne LBB1_57     #bb207.i
        jmp LBB1_64     #cond_next255.i

intead of:

LBB1_57:        #bb207.i
        movl 72(%esp), %ecx
        movb (%ecx,%eax), %cl
        movl 80(%esp), %edx
        movb %cl, 1(%edx,%eax)
        incl %eax
        cmpl $143, %eax
        je LBB1_64      #cond_next255.i
        jmp LBB1_57     #bb207.i

This eliminates a branch per iteration of the loop.  This hurted PPC
particularly, because the extra branch meant another dispatch group for each
iteration of the loop.

llvm-svn: 31530

Clarify comments.

llvm-svn: 31529

llvm-svn: 31526

llvm-svn: 31525

int func(vFloat v0, vFloat v1) {
        int ii;
        vSInt32 vsiidx[2];
        vsiidx[0] = _mm_cvttps_epi32(v0);
        vsiidx[1] = _mm_cvttps_epi32(v1);
        ii = ((int *) vsiidx)[4];
        return ii;
}

This fixes Transforms/ScalarRepl/2006-11-07-InvalidArrayPromote.ll

llvm-svn: 31524

int func(vFloat v0, vFloat v1) {
	int ii;
	vSInt32 vsiidx[2];
	vsiidx[0] = _mm_cvttps_epi32(v0);
	vsiidx[1] = _mm_cvttps_epi32(v1);
	ii = ((int *) vsiidx)[4];
	return ii;
}

llvm-svn: 31523

llvm-svn: 31522

llvm-svn: 31521

llvm-svn: 31520

shuffle v, undef, <2, ?, 3, ?>
to movhlps
It should match to unpckhps instead.

Added proper matching code for
shuffle v, undef, <2, 3, 2, 3>

llvm-svn: 31519

llvm-svn: 31518

llvm-svn: 31517

llvm-svn: 31516

llvm-svn: 31515