diff options
-rw-r--r-- | src/cmd/internal/obj/ppc64/asm9.go | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/cmd/internal/obj/ppc64/asm9.go b/src/cmd/internal/obj/ppc64/asm9.go index 9469edaf4c..c346043f3e 100644 --- a/src/cmd/internal/obj/ppc64/asm9.go +++ b/src/cmd/internal/obj/ppc64/asm9.go @@ -3132,8 +3132,13 @@ func asmout(c *ctxt9, p *obj.Prog, o *Optab, out *[5]uint32) { if r == 0 { r = c.getimpliedreg(&p.From, p) } - o1 = AOP_IRR(OP_ADDIS, uint32(p.To.Reg), uint32(r), uint32(high16adjusted(v))) - o2 = AOP_IRR(c.opload(p.As), uint32(p.To.Reg), uint32(p.To.Reg), uint32(v)) + if o.a6 == C_REG { + o1 = AOP_IRR(OP_ADDIS, uint32(p.To.Reg), uint32(r), uint32(high16adjusted(v))) + o2 = AOP_IRR(c.opload(p.As), uint32(p.To.Reg), uint32(p.To.Reg), uint32(v)) + } else { + o1 = AOP_IRR(OP_ADDIS, uint32(REGTMP), uint32(r), uint32(high16adjusted(v))) + o2 = AOP_IRR(c.opload(p.As), uint32(p.To.Reg), uint32(REGTMP), uint32(v)) + } // Sign extend MOVB if needed o3 = LOP_RRR(OP_EXTSB, uint32(p.To.Reg), uint32(p.To.Reg), 0) @@ -3519,8 +3524,8 @@ func asmout(c *ctxt9, p *obj.Prog, o *Optab, out *[5]uint32) { rel.Type = objabi.R_ADDRPOWER_TOCREL_DS } default: - reuseBaseReg := p.As != AFMOVD && p.As != AFMOVS - // Reuse To.Reg as base register if not FP move. + reuseBaseReg := o.a6 == C_REG + // Reuse To.Reg as base register if it is a GPR. o1, o2 = c.symbolAccess(p.From.Sym, v, p.To.Reg, inst, reuseBaseReg) } |