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//===----- ppc64.cpp - Generic JITLink ppc64 edge kinds, utilities ------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Generic utilities for graphs representing 64-bit PowerPC objects.
//
//===----------------------------------------------------------------------===//
#include "llvm/ExecutionEngine/JITLink/ppc64.h"
#define DEBUG_TYPE "jitlink"
namespace llvm::jitlink::ppc64 {
const char NullPointerContent[8] = {0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00};
const char PointerJumpStubContent_little[20] = {
0x18, 0x00, 0x41, (char)0xf8, // std r2, 24(r1)
0x00, 0x00, (char)0x82, 0x3d, // addis r12, r2, OffHa
0x00, 0x00, (char)0x8c, (char)0xe9, // ld r12, OffLo(r12)
(char)0xa6, 0x03, (char)0x89, 0x7d, // mtctr r12
0x20, 0x04, (char)0x80, 0x4e, // bctr
};
const char PointerJumpStubContent_big[20] = {
(char)0xf8, 0x41, 0x00, 0x18, // std r2, 24(r1)
0x3d, (char)0x82, 0x00, 0x00, // addis r12, r2, OffHa
(char)0xe9, (char)0x8c, 0x00, 0x00, // ld r12, OffLo(r12)
0x7d, (char)0x89, 0x03, (char)0xa6, // mtctr r12
0x4e, (char)0x80, 0x04, 0x20, // bctr
};
// TODO: We can use prefixed instructions if LLJIT is running on power10.
const char PointerJumpStubNoTOCContent_little[32] = {
(char)0xa6, 0x02, (char)0x88, 0x7d, // mflr 12
0x05, (char)0x00, (char)0x9f, 0x42, // bcl 20,31,.+4
(char)0xa6, 0x02, 0x68, 0x7d, // mflr 11
(char)0xa6, 0x03, (char)0x88, 0x7d, // mtlr 12
0x00, 0x00, (char)0x8b, 0x3d, // addis 12,11,OffHa
0x00, 0x00, (char)0x8c, (char)0xe9, // ld 12, OffLo(12)
(char)0xa6, 0x03, (char)0x89, 0x7d, // mtctr 12
0x20, 0x04, (char)0x80, 0x4e, // bctr
};
const char PointerJumpStubNoTOCContent_big[32] = {
0x7d, (char)0x88, 0x02, (char)0xa6, // mflr 12
0x42, (char)0x9f, 0x00, 0x05, // bcl 20,31,.+4
0x7d, 0x68, 0x02, (char)0xa6, // mflr 11
0x7d, (char)0x88, 0x03, (char)0xa6, // mtlr 12
0x3d, (char)0x8b, 0x00, 0x00, // addis 12,11,OffHa
(char)0xe9, (char)0x8c, 0x00, 0x00, // ld 12, OffLo(12)
0x7d, (char)0x89, 0x03, (char)0xa6, // mtctr 12
0x4e, (char)0x80, 0x04, 0x20, // bctr
};
const char *getEdgeKindName(Edge::Kind K) {
switch (K) {
case Pointer64:
return "Pointer64";
case Pointer32:
return "Pointer32";
case Pointer16:
return "Pointer16";
case Pointer16DS:
return "Pointer16DS";
case Pointer16HA:
return "Pointer16HA";
case Pointer16HI:
return "Pointer16HI";
case Pointer16HIGH:
return "Pointer16HIGH";
case Pointer16HIGHA:
return "Pointer16HIGHA";
case Pointer16HIGHER:
return "Pointer16HIGHER";
case Pointer16HIGHERA:
return "Pointer16HIGHERA";
case Pointer16HIGHEST:
return "Pointer16HIGHEST";
case Pointer16HIGHESTA:
return "Pointer16HIGHESTA";
case Pointer16LO:
return "Pointer16LO";
case Pointer16LODS:
return "Pointer16LODS";
case Pointer14:
return "Pointer14";
case Delta64:
return "Delta64";
case Delta34:
return "Delta34";
case Delta32:
return "Delta32";
case NegDelta32:
return "NegDelta32";
case Delta16:
return "Delta16";
case Delta16HA:
return "Delta16HA";
case Delta16HI:
return "Delta16HI";
case Delta16LO:
return "Delta16LO";
case TOC:
return "TOC";
case TOCDelta16:
return "TOCDelta16";
case TOCDelta16DS:
return "TOCDelta16DS";
case TOCDelta16HA:
return "TOCDelta16HA";
case TOCDelta16HI:
return "TOCDelta16HI";
case TOCDelta16LO:
return "TOCDelta16LO";
case TOCDelta16LODS:
return "TOCDelta16LODS";
case RequestGOTAndTransformToDelta34:
return "RequestGOTAndTransformToDelta34";
case CallBranchDelta:
return "CallBranchDelta";
case CallBranchDeltaRestoreTOC:
return "CallBranchDeltaRestoreTOC";
case RequestCall:
return "RequestCall";
case RequestCallNoTOC:
return "RequestCallNoTOC";
case RequestTLSDescInGOTAndTransformToTOCDelta16HA:
return "RequestTLSDescInGOTAndTransformToTOCDelta16HA";
case RequestTLSDescInGOTAndTransformToTOCDelta16LO:
return "RequestTLSDescInGOTAndTransformToTOCDelta16LO";
case RequestTLSDescInGOTAndTransformToDelta34:
return "RequestTLSDescInGOTAndTransformToDelta34";
default:
return getGenericEdgeKindName(static_cast<Edge::Kind>(K));
}
}
} // end namespace llvm::jitlink::ppc64
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