Skip to content

M
MariaDB
Commit 51b696eb authored by joreland@mysql.com's avatar joreland@mysql.com
Browse files
Options

Make sure registers is 64-bit aligned

parent 1e2f7cfc
Hide whitespace changes
Inline Side-by-side
Showing with 36 additions and 32 deletions
ndb/src/kernel/blocks/dbtup/DbtupExecQuery.cpp
View file @ 51b696eb
......@@ -1441,7 +1441,10 @@ int Dbtup::interpreterNextLab(Signal* signal,
register Uint32 theRegister;
Uint32 TdataWritten = 0;
Uint32 RstackPtr = 0;
Uint32 TregMemBuffer[32];
union {
Uint32 TregMemBuffer[32];
Uint64 Tdummy[16];
};
Uint32 TstackMemBuffer[32];
/* ---------------------------------------------------------------- */
......@@ -1492,21 +1495,23 @@ int Dbtup::interpreterNextLab(Signal* signal,
// word read. Thus we set the register to be a 32 bit register.
/* ------------------------------------------------------------- */
TregMemBuffer[theRegister] = 0x50;
TregMemBuffer[theRegister + 2] = 0;
* (Int64*)(TregMemBuffer+theRegister+2) = TregMemBuffer[theRegister+1];
} else if (TnoDataRW == 3) {
/* ------------------------------------------------------------- */
// Three words read means that we get the instruction plus two
// 32 words read. Thus we set the register to be a 64 bit register.
/* ------------------------------------------------------------- */
TregMemBuffer[theRegister] = 0x60;
TregMemBuffer[theRegister+3] = TregMemBuffer[theRegister+2];
TregMemBuffer[theRegister+2] = TregMemBuffer[theRegister+1];
} else if (TnoDataRW == 1) {
/* ------------------------------------------------------------- */
// One word read means that we must have read a NULL value. We set
// the register to indicate a NULL value.
/* ------------------------------------------------------------- */
TregMemBuffer[theRegister] = 0;
TregMemBuffer[theRegister + 1] = 0;
TregMemBuffer[theRegister + 2] = 0;
TregMemBuffer[theRegister + 3] = 0;
} else if (TnoDataRW == (Uint32)-1) {
jam();
tupkeyErrorLab(signal);
......@@ -1548,8 +1553,8 @@ int Dbtup::interpreterNextLab(Signal* signal,
AttributeHeader& ah = AttributeHeader::init(&TdataForUpdate[0],
TattrId, TattrNoOfWords);
TdataForUpdate[1] = TregMemBuffer[theRegister + 1];
TdataForUpdate[2] = TregMemBuffer[theRegister + 2];
TdataForUpdate[1] = TregMemBuffer[theRegister + 2];
TdataForUpdate[2] = TregMemBuffer[theRegister + 3];
Tlen = TattrNoOfWords + 1;
if (Toptype == ZUPDATE) {
if (TattrNoOfWords <= 2) {
......@@ -1595,13 +1600,13 @@ int Dbtup::interpreterNextLab(Signal* signal,
case Interpreter::LOAD_CONST16:
jam();
TregMemBuffer[theRegister] = 0x50; /* 32 BIT UNSIGNED CONSTANT */
* (Int64*)(TregMemBuffer+theRegister+1) = theInstruction >> 16;
* (Int64*)(TregMemBuffer+theRegister+2) = theInstruction >> 16;
break;
case Interpreter::LOAD_CONST32:
jam();
TregMemBuffer[theRegister] = 0x50; /* 32 BIT UNSIGNED CONSTANT */
* (Int64*)(TregMemBuffer+theRegister+1) = *
* (Int64*)(TregMemBuffer+theRegister+2) = *
(TcurrentProgram+TprogramCounter);
TprogramCounter++;
break;
......@@ -1609,9 +1614,8 @@ int Dbtup::interpreterNextLab(Signal* signal,
case Interpreter::LOAD_CONST64:
jam();
TregMemBuffer[theRegister] = 0x60; /* 64 BIT UNSIGNED CONSTANT */
* (Int64*)(TregMemBuffer+theRegister+1) = * (Int64*)
(TcurrentProgram+TprogramCounter);
TprogramCounter += 2;
TregMemBuffer[theRegister + 2 ] = * (TcurrentProgram + TprogramCounter++);
TregMemBuffer[theRegister + 3 ] = * (TcurrentProgram + TprogramCounter++);
break;
case Interpreter::ADD_REG_REG:
......@@ -1621,15 +1625,15 @@ int Dbtup::interpreterNextLab(Signal* signal,
Uint32 TdestRegister = Interpreter::getReg3(theInstruction) << 2;
Uint32 TrightType = TregMemBuffer[TrightRegister];
Int64 Tright0 = * (Int64*)(TregMemBuffer + TrightRegister + 1);
Int64 Tright0 = * (Int64*)(TregMemBuffer + TrightRegister + 2);
Uint32 TleftType = TregMemBuffer[theRegister];
Int64 Tleft0 = * (Int64*)(TregMemBuffer + theRegister + 1);
Int64 Tleft0 = * (Int64*)(TregMemBuffer + theRegister + 2);
if ((TleftType | TrightType) != 0) {
Uint64 Tdest0 = Tleft0 + Tright0;
* (Int64*)(TregMemBuffer+TdestRegister+1) = Tdest0;
* (Int64*)(TregMemBuffer+TdestRegister+2) = Tdest0;
TregMemBuffer[TdestRegister] = 0x60;
} else {
return TUPKEY_abort(signal, 20);
......@@ -1644,14 +1648,14 @@ int Dbtup::interpreterNextLab(Signal* signal,
Uint32 TdestRegister = Interpreter::getReg3(theInstruction) << 2;
Uint32 TrightType = TregMemBuffer[TrightRegister];
Int64 Tright0 = * (Int64*)(TregMemBuffer + TrightRegister + 1);
Int64 Tright0 = * (Int64*)(TregMemBuffer + TrightRegister + 2);
Uint32 TleftType = TregMemBuffer[theRegister];
Int64 Tleft0 = * (Int64*)(TregMemBuffer + theRegister + 1);
Int64 Tleft0 = * (Int64*)(TregMemBuffer + theRegister + 2);
if ((TleftType | TrightType) != 0) {
Int64 Tdest0 = Tleft0 - Tright0;
* (Int64*)(TregMemBuffer+TdestRegister+1) = Tdest0;
* (Int64*)(TregMemBuffer+TdestRegister+2) = Tdest0;
TregMemBuffer[TdestRegister] = 0x60;
} else {
return TUPKEY_abort(signal, 20);
......@@ -1689,12 +1693,12 @@ int Dbtup::interpreterNextLab(Signal* signal,
Uint32 TrightRegister = Interpreter::getReg2(theInstruction) << 2;
Uint32 TleftType = TregMemBuffer[theRegister];
Uint32 Tleft0 = TregMemBuffer[theRegister + 1];
Uint32 Tleft1 = TregMemBuffer[theRegister + 2];
Uint32 Tleft0 = TregMemBuffer[theRegister + 2];
Uint32 Tleft1 = TregMemBuffer[theRegister + 3];
Uint32 TrightType = TregMemBuffer[TrightRegister];
Uint32 Tright0 = TregMemBuffer[TrightRegister + 1];
Uint32 Tright1 = TregMemBuffer[TrightRegister + 2];
Uint32 Tright0 = TregMemBuffer[TrightRegister + 2];
Uint32 Tright1 = TregMemBuffer[TrightRegister + 3];
if ((TrightType | TleftType) != 0) {
jam();
if ((Tleft0 == Tright0) && (Tleft1 == Tright1)) {
......@@ -1711,12 +1715,12 @@ int Dbtup::interpreterNextLab(Signal* signal,
Uint32 TrightRegister = Interpreter::getReg2(theInstruction) << 2;
Uint32 TleftType = TregMemBuffer[theRegister];
Uint32 Tleft0 = TregMemBuffer[theRegister + 1];
Uint32 Tleft1 = TregMemBuffer[theRegister + 2];
Uint32 Tleft0 = TregMemBuffer[theRegister + 2];
Uint32 Tleft1 = TregMemBuffer[theRegister + 3];
Uint32 TrightType = TregMemBuffer[TrightRegister];
Uint32 Tright0 = TregMemBuffer[TrightRegister + 1];
Uint32 Tright1 = TregMemBuffer[TrightRegister + 2];
Uint32 Tright0 = TregMemBuffer[TrightRegister + 2];
Uint32 Tright1 = TregMemBuffer[TrightRegister + 3];
if ((TrightType | TleftType) != 0) {
jam();
if ((Tleft0 != Tright0) || (Tleft1 != Tright1)) {
......@@ -1733,10 +1737,10 @@ int Dbtup::interpreterNextLab(Signal* signal,
Uint32 TrightRegister = Interpreter::getReg2(theInstruction) << 2;
Uint32 TrightType = TregMemBuffer[TrightRegister];
Int64 Tright0 = * (Int64*)(TregMemBuffer + TrightRegister + 1);
Int64 Tright0 = * (Int64*)(TregMemBuffer + TrightRegister + 2);
Uint32 TleftType = TregMemBuffer[theRegister];
Int64 Tleft0 = * (Int64*)(TregMemBuffer + theRegister + 1);
Int64 Tleft0 = * (Int64*)(TregMemBuffer + theRegister + 2);
if ((TrightType | TleftType) != 0) {
......@@ -1755,10 +1759,10 @@ int Dbtup::interpreterNextLab(Signal* signal,
Uint32 TrightRegister = Interpreter::getReg2(theInstruction) << 2;
Uint32 TrightType = TregMemBuffer[TrightRegister];
Int64 Tright0 = * (Int64*)(TregMemBuffer + TrightRegister + 1);
Int64 Tright0 = * (Int64*)(TregMemBuffer + TrightRegister + 2);
Uint32 TleftType = TregMemBuffer[theRegister];
Int64 Tleft0 = * (Int64*)(TregMemBuffer + theRegister + 1);
Int64 Tleft0 = * (Int64*)(TregMemBuffer + theRegister + 2);
if ((TrightType | TleftType) != 0) {
......@@ -1777,10 +1781,10 @@ int Dbtup::interpreterNextLab(Signal* signal,
Uint32 TrightRegister = Interpreter::getReg2(theInstruction) << 2;
Uint32 TrightType = TregMemBuffer[TrightRegister];
Int64 Tright0 = * (Int64*)(TregMemBuffer + TrightRegister + 1);
Int64 Tright0 = * (Int64*)(TregMemBuffer + TrightRegister + 2);
Uint32 TleftType = TregMemBuffer[theRegister];
Int64 Tleft0 = * (Int64*)(TregMemBuffer + theRegister + 1);
Int64 Tleft0 = * (Int64*)(TregMemBuffer + theRegister + 2);
if ((TrightType | TleftType) != 0) {
......@@ -1799,10 +1803,10 @@ int Dbtup::interpreterNextLab(Signal* signal,
Uint32 TrightRegister = Interpreter::getReg2(theInstruction) << 2;
Uint32 TrightType = TregMemBuffer[TrightRegister];
Int64 Tright0 = * (Int64*)(TregMemBuffer + TrightRegister + 1);
Int64 Tright0 = * (Int64*)(TregMemBuffer + TrightRegister + 2);
Uint32 TleftType = TregMemBuffer[theRegister];
Int64 Tleft0 = * (Int64*)(TregMemBuffer + theRegister + 1);
Int64 Tleft0 = * (Int64*)(TregMemBuffer + theRegister + 2);
if ((TrightType | TleftType) != 0) {
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment
GitLab Nexedi Edition | About GitLab | About Nexedi | 沪ICP备2021021310号-2 | 沪ICP备2021021310号-7