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changeset 16640:0058b4af625d

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[SPARC] Patch return address fix (cleanup)
author Stefan Anzinger <stefan.anzinger@gmail.com>
date Thu, 24 Jul 2014 08:13:55 -0700
parents fd631dda48cc
children 422eda5267b3
files graal/com.oracle.graal.hotspot.sparc/src/com/oracle/graal/hotspot/sparc/SPARCHotSpotPatchReturnAddressOp.java
diffstat 1 files changed, 0 insertions(+), 13 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.hotspot.sparc/src/com/oracle/graal/hotspot/sparc/SPARCHotSpotPatchReturnAddressOp.java	Thu Jul 24 08:13:21 2014 -0700
+++ b/graal/com.oracle.graal.hotspot.sparc/src/com/oracle/graal/hotspot/sparc/SPARCHotSpotPatchReturnAddressOp.java	Thu Jul 24 08:13:55 2014 -0700
@@ -48,20 +48,7 @@
 
     @Override
     public void emitCode(CompilationResultBuilder crb, SPARCMacroAssembler masm) {
-        // FIXME This is non-trivial. On SPARC we need to flush all register windows first before we
-        // can patch the return address (see: frame::patch_pc).
-        // new Flushw().emit(masm);
-        // int frameSize = crb.frameMap.frameSize();
-        // new SPARCAssembler.Ldx(new SPARCAddress(o7, 1), g3).emit(masm);
-        // new Setx(8 * 15 - 1, g4, false).emit(masm);
         Register addrRegister = asLongReg(address);
-        // new SPARCAssembler.Ldx(new SPARCAddress(o7, 1), g3).emit(masm);
         new Sub(addrRegister, Return.PC_RETURN_OFFSET, i7).emit(masm);
-// new Save(sp, -3000, sp).emit(masm);
-// new Flushw().emit(masm);
-        // new Stx(g4, new SPARCAddress(fp, o7.number * crb.target.wordSize)).emit(masm);
-// new Restore(g0, g0, g0).emit(masm);
-// new Flushw().emit(masm);
-        // new Ldx(new SPARCAddress(g0, 0x123), g0).emit(masm);
     }
 }