go/src/cmd/internal/obj/ppc64/obj9.go

// Test if this value can encoded as a mask for
// li -1, rx; rlic rx,rx,sh,mb.
// Masks can also extend from the msb and wrap to
// the lsb too. That is, the valid masks are 32 bit strings
// of the form: 0..01..10..0 or 1..10..01..1 or 1...1
func isPPC64DoublewordRotateMask(v64 int64) bool { … }

// Encode a doubleword rotate mask into mb (mask begin) and
// me (mask end, inclusive). Note, POWER ISA labels bits in
// big endian order.
func encodePPC64RLDCMask(mask int64) (mb, me int) { … }

// Is this a symbol which should never have a TOC prologue generated?
// These are special functions which should not have a TOC regeneration
// prologue.
func isNOTOCfunc(name string) bool { … }

// Try converting FMOVD/FMOVS to XXSPLTIDP. If it is converted,
// return true.
func convertFMOVtoXXSPLTIDP(p *obj.Prog) bool { … }

func progedit(ctxt *obj.Link, p *obj.Prog, newprog obj.ProgAlloc) { … }

// Rewrite p, if necessary, to access a symbol using its TOC anchor.
// This code is for AIX only.
func (c *ctxt9) rewriteToUseTOC(p *obj.Prog) { … }

// Rewrite p, if necessary, to access global data via the global offset table.
func (c *ctxt9) rewriteToUseGot(p *obj.Prog) { … }

func preprocess(ctxt *obj.Link, cursym *obj.LSym, newprog obj.ProgAlloc) { … }

/*
// instruction scheduling

	if(debug['Q'] == 0)
		return;

	curtext = nil;
	q = nil;	// p - 1
	q1 = firstp;	// top of block
	o = 0;		// count of instructions
	for(p = firstp; p != nil; p = p1) {
		p1 = p->link;
		o++;
		if(p->mark & NOSCHED){
			if(q1 != p){
				sched(q1, q);
			}
			for(; p != nil; p = p->link){
				if(!(p->mark & NOSCHED))
					break;
				q = p;
			}
			p1 = p;
			q1 = p;
			o = 0;
			continue;
		}
		if(p->mark & (LABEL|SYNC)) {
			if(q1 != p)
				sched(q1, q);
			q1 = p;
			o = 1;
		}
		if(p->mark & (BRANCH|SYNC)) {
			sched(q1, p);
			q1 = p1;
			o = 0;
		}
		if(o >= NSCHED) {
			sched(q1, p);
			q1 = p1;
			o = 0;
		}
		q = p;
	}
*/
func (c *ctxt9) stacksplit(p *obj.Prog, framesize int32) *obj.Prog { … }

var unaryDst …

var Linkppc64 …

var Linkppc64le …