From f520093eb3f796e90e6a7ca01a50afe44bc09764 Mon Sep 17 00:00:00 2001 From: Andrew Lenharth Date: Sun, 25 Dec 2005 17:36:48 +0000 Subject: add br pattern, unify JSR and BSR ISel instrs, and add BSR support for DAG llvm-svn: 25011 --- llvm/lib/Target/Alpha/AlphaISelPattern.cpp | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) (limited to 'llvm/lib/Target/Alpha/AlphaISelPattern.cpp') diff --git a/llvm/lib/Target/Alpha/AlphaISelPattern.cpp b/llvm/lib/Target/Alpha/AlphaISelPattern.cpp index afacf726cb3..92f16e8f7f3 100644 --- a/llvm/lib/Target/Alpha/AlphaISelPattern.cpp +++ b/llvm/lib/Target/Alpha/AlphaISelPattern.cpp @@ -824,17 +824,18 @@ unsigned AlphaISel::SelectExpr(SDOperand N) { } } //build the right kind of call - GlobalAddressSDNode *GASD = dyn_cast(N.getOperand(1)); - if (GASD && !GASD->getGlobal()->isExternal()) { + if (N.getOperand(1).getOpcode() == AlphaISD::GPRelLo) { //use PC relative branch call AlphaLowering.restoreGP(BB); - BuildMI(BB, Alpha::BSR, 1, Alpha::R26) - .addGlobalAddress(GASD->getGlobal(),true); + BuildMI(BB, Alpha::BSR, 1) + .addGlobalAddress(cast(N.getOperand(1) + .getOperand(0)) + ->getGlobal(),true); } else { //no need to restore GP as we are doing an indirect call Tmp1 = SelectExpr(N.getOperand(1)); BuildMI(BB, Alpha::BIS, 2, Alpha::R27).addReg(Tmp1).addReg(Tmp1); - BuildMI(BB, Alpha::JSR, 2, Alpha::R26).addReg(Alpha::R27).addImm(0); + BuildMI(BB, Alpha::JSR, 0); } //push the result into a virtual register @@ -1237,7 +1238,7 @@ unsigned AlphaISel::SelectExpr(SDOperand N) { BuildMI(BB, Alpha::BIS, 2, Alpha::R24).addReg(Tmp2).addReg(Tmp2); BuildMI(BB, Alpha::BIS, 2, Alpha::R25).addReg(Tmp3).addReg(Tmp3); BuildMI(BB, Alpha::BIS, 2, Alpha::R27).addReg(Tmp1).addReg(Tmp1); - BuildMI(BB, Alpha::JSRs, 2, Alpha::R23).addReg(Alpha::R27).addImm(0); + BuildMI(BB, Alpha::JSRs, 0); BuildMI(BB, Alpha::BIS, 2, Result).addReg(Alpha::R27).addReg(Alpha::R27); return Result; @@ -1551,7 +1552,7 @@ void AlphaISel::Select(SDOperand N) { cast(N.getOperand(1))->getBasicBlock(); Select(N.getOperand(0)); - BuildMI(BB, Alpha::BR, 1, Alpha::R31).addMBB(Dest); + BuildMI(BB, Alpha::BR, 1).addMBB(Dest); return; } -- cgit v1.2.3