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-rw-r--r--include/llvm/CodeGen/BinaryObject.h140
1 files changed, 80 insertions, 60 deletions
diff --git a/include/llvm/CodeGen/BinaryObject.h b/include/llvm/CodeGen/BinaryObject.h
index ce0c07af9515..2d4bd73a82eb 100644
--- a/include/llvm/CodeGen/BinaryObject.h
+++ b/include/llvm/CodeGen/BinaryObject.h
@@ -68,6 +68,13 @@ public:
return !Relocations.empty();
}
+ /// emitZeros - This callback is invoked to emit a arbitrary number
+ /// of zero bytes to the data stream.
+ inline void emitZeros(unsigned Size) {
+ for (unsigned i=0; i < Size; ++i)
+ emitByte(0);
+ }
+
/// emitByte - This callback is invoked when a byte needs to be
/// written to the data stream.
inline void emitByte(uint8_t B) {
@@ -86,15 +93,15 @@ public:
/// emitWord16LE - This callback is invoked when a 16-bit word needs to be
/// written to the data stream in correct endian format and correct size.
inline void emitWord16LE(uint16_t W) {
- Data.push_back((W >> 0) & 255);
- Data.push_back((W >> 8) & 255);
+ Data.push_back((uint8_t)(W >> 0));
+ Data.push_back((uint8_t)(W >> 8));
}
/// emitWord16BE - This callback is invoked when a 16-bit word needs to be
/// written to the data stream in correct endian format and correct size.
inline void emitWord16BE(uint16_t W) {
- Data.push_back((W >> 8) & 255);
- Data.push_back((W >> 0) & 255);
+ Data.push_back((uint8_t)(W >> 8));
+ Data.push_back((uint8_t)(W >> 0));
}
/// emitWord - This callback is invoked when a word needs to be
@@ -124,49 +131,62 @@ public:
emitDWordBE(W);
}
+ /// emitWord64 - This callback is invoked when a x86_fp80 needs to be
+ /// written to the data stream in correct endian format.
+ inline void emitWordFP80(const uint64_t *W, unsigned PadSize) {
+ if (IsLittleEndian) {
+ emitWord64(W[0]);
+ emitWord16(W[1]);
+ } else {
+ emitWord16(W[1]);
+ emitWord64(W[0]);
+ }
+ emitZeros(PadSize);
+ }
+
/// emitWordLE - This callback is invoked when a 32-bit word needs to be
/// written to the data stream in little-endian format.
inline void emitWordLE(uint32_t W) {
- Data.push_back((W >> 0) & 255);
- Data.push_back((W >> 8) & 255);
- Data.push_back((W >> 16) & 255);
- Data.push_back((W >> 24) & 255);
+ Data.push_back((uint8_t)(W >> 0));
+ Data.push_back((uint8_t)(W >> 8));
+ Data.push_back((uint8_t)(W >> 16));
+ Data.push_back((uint8_t)(W >> 24));
}
/// emitWordBE - This callback is invoked when a 32-bit word needs to be
/// written to the data stream in big-endian format.
///
inline void emitWordBE(uint32_t W) {
- Data.push_back((W >> 24) & 255);
- Data.push_back((W >> 16) & 255);
- Data.push_back((W >> 8) & 255);
- Data.push_back((W >> 0) & 255);
+ Data.push_back((uint8_t)(W >> 24));
+ Data.push_back((uint8_t)(W >> 16));
+ Data.push_back((uint8_t)(W >> 8));
+ Data.push_back((uint8_t)(W >> 0));
}
/// emitDWordLE - This callback is invoked when a 64-bit word needs to be
/// written to the data stream in little-endian format.
inline void emitDWordLE(uint64_t W) {
- Data.push_back(unsigned(W >> 0) & 255);
- Data.push_back(unsigned(W >> 8) & 255);
- Data.push_back(unsigned(W >> 16) & 255);
- Data.push_back(unsigned(W >> 24) & 255);
- Data.push_back(unsigned(W >> 32) & 255);
- Data.push_back(unsigned(W >> 40) & 255);
- Data.push_back(unsigned(W >> 48) & 255);
- Data.push_back(unsigned(W >> 56) & 255);
+ Data.push_back((uint8_t)(W >> 0));
+ Data.push_back((uint8_t)(W >> 8));
+ Data.push_back((uint8_t)(W >> 16));
+ Data.push_back((uint8_t)(W >> 24));
+ Data.push_back((uint8_t)(W >> 32));
+ Data.push_back((uint8_t)(W >> 40));
+ Data.push_back((uint8_t)(W >> 48));
+ Data.push_back((uint8_t)(W >> 56));
}
/// emitDWordBE - This callback is invoked when a 64-bit word needs to be
/// written to the data stream in big-endian format.
inline void emitDWordBE(uint64_t W) {
- Data.push_back(unsigned(W >> 56) & 255);
- Data.push_back(unsigned(W >> 48) & 255);
- Data.push_back(unsigned(W >> 40) & 255);
- Data.push_back(unsigned(W >> 32) & 255);
- Data.push_back(unsigned(W >> 24) & 255);
- Data.push_back(unsigned(W >> 16) & 255);
- Data.push_back(unsigned(W >> 8) & 255);
- Data.push_back(unsigned(W >> 0) & 255);
+ Data.push_back((uint8_t)(W >> 56));
+ Data.push_back((uint8_t)(W >> 48));
+ Data.push_back((uint8_t)(W >> 40));
+ Data.push_back((uint8_t)(W >> 32));
+ Data.push_back((uint8_t)(W >> 24));
+ Data.push_back((uint8_t)(W >> 16));
+ Data.push_back((uint8_t)(W >> 8));
+ Data.push_back((uint8_t)(W >> 0));
}
/// fixByte - This callback is invoked when a byte needs to be
@@ -187,15 +207,15 @@ public:
/// emitWord16LE - This callback is invoked when a 16-bit word needs to
/// fixup the data stream in little endian format.
inline void fixWord16LE(uint16_t W, uint32_t offset) {
- Data[offset++] = W & 255;
- Data[offset] = (W >> 8) & 255;
+ Data[offset] = (uint8_t)(W >> 0);
+ Data[++offset] = (uint8_t)(W >> 8);
}
/// fixWord16BE - This callback is invoked when a 16-bit word needs to
/// fixup data stream in big endian format.
inline void fixWord16BE(uint16_t W, uint32_t offset) {
- Data[offset++] = (W >> 8) & 255;
- Data[offset] = W & 255;
+ Data[offset] = (uint8_t)(W >> 8);
+ Data[++offset] = (uint8_t)(W >> 0);
}
/// emitWord - This callback is invoked when a word needs to
@@ -219,19 +239,19 @@ public:
/// fixWord32LE - This callback is invoked when a 32-bit word needs to
/// fixup the data in little endian format.
inline void fixWord32LE(uint32_t W, uint32_t offset) {
- Data[offset++] = W & 255;
- Data[offset++] = (W >> 8) & 255;
- Data[offset++] = (W >> 16) & 255;
- Data[offset] = (W >> 24) & 255;
+ Data[offset] = (uint8_t)(W >> 0);
+ Data[++offset] = (uint8_t)(W >> 8);
+ Data[++offset] = (uint8_t)(W >> 16);
+ Data[++offset] = (uint8_t)(W >> 24);
}
/// fixWord32BE - This callback is invoked when a 32-bit word needs to
/// fixup the data in big endian format.
inline void fixWord32BE(uint32_t W, uint32_t offset) {
- Data[offset++] = (W >> 24) & 255;
- Data[offset++] = (W >> 16) & 255;
- Data[offset++] = (W >> 8) & 255;
- Data[offset] = W & 255;
+ Data[offset] = (uint8_t)(W >> 24);
+ Data[++offset] = (uint8_t)(W >> 16);
+ Data[++offset] = (uint8_t)(W >> 8);
+ Data[++offset] = (uint8_t)(W >> 0);
}
/// fixWord64 - This callback is invoked when a 64-bit word needs to
@@ -246,42 +266,42 @@ public:
/// fixWord64BE - This callback is invoked when a 64-bit word needs to
/// fixup the data in little endian format.
inline void fixWord64LE(uint64_t W, uint32_t offset) {
- Data[offset++] = W & 255;
- Data[offset++] = (W >> 8) & 255;
- Data[offset++] = (W >> 16) & 255;
- Data[offset++] = (W >> 24) & 255;
- Data[offset++] = (W >> 32) & 255;
- Data[offset++] = (W >> 40) & 255;
- Data[offset++] = (W >> 48) & 255;
- Data[offset] = (W >> 56) & 255;
+ Data[offset] = (uint8_t)(W >> 0);
+ Data[++offset] = (uint8_t)(W >> 8);
+ Data[++offset] = (uint8_t)(W >> 16);
+ Data[++offset] = (uint8_t)(W >> 24);
+ Data[++offset] = (uint8_t)(W >> 32);
+ Data[++offset] = (uint8_t)(W >> 40);
+ Data[++offset] = (uint8_t)(W >> 48);
+ Data[++offset] = (uint8_t)(W >> 56);
}
/// fixWord64BE - This callback is invoked when a 64-bit word needs to
/// fixup the data in big endian format.
inline void fixWord64BE(uint64_t W, uint32_t offset) {
- Data[offset++] = (W >> 56) & 255;
- Data[offset++] = (W >> 48) & 255;
- Data[offset++] = (W >> 40) & 255;
- Data[offset++] = (W >> 32) & 255;
- Data[offset++] = (W >> 24) & 255;
- Data[offset++] = (W >> 16) & 255;
- Data[offset++] = (W >> 8) & 255;
- Data[offset] = W & 255;
+ Data[offset] = (uint8_t)(W >> 56);
+ Data[++offset] = (uint8_t)(W >> 48);
+ Data[++offset] = (uint8_t)(W >> 40);
+ Data[++offset] = (uint8_t)(W >> 32);
+ Data[++offset] = (uint8_t)(W >> 24);
+ Data[++offset] = (uint8_t)(W >> 16);
+ Data[++offset] = (uint8_t)(W >> 8);
+ Data[++offset] = (uint8_t)(W >> 0);
}
/// emitAlignment - Pad the data to the specified alignment.
- void emitAlignment(unsigned Alignment) {
+ void emitAlignment(unsigned Alignment, uint8_t fill = 0) {
if (Alignment <= 1) return;
unsigned PadSize = -Data.size() & (Alignment-1);
for (unsigned i = 0; i<PadSize; ++i)
- Data.push_back(0);
+ Data.push_back(fill);
}
/// emitULEB128Bytes - This callback is invoked when a ULEB128 needs to be
/// written to the data stream.
void emitULEB128Bytes(uint64_t Value) {
do {
- unsigned char Byte = Value & 0x7f;
+ uint8_t Byte = (uint8_t)(Value & 0x7f);
Value >>= 7;
if (Value) Byte |= 0x80;
emitByte(Byte);
@@ -295,7 +315,7 @@ public:
bool IsMore;
do {
- unsigned char Byte = Value & 0x7f;
+ uint8_t Byte = (uint8_t)(Value & 0x7f);
Value >>= 7;
IsMore = Value != Sign || ((Byte ^ Sign) & 0x40) != 0;
if (IsMore) Byte |= 0x80;
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-04 04:50:02 +0000