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Save 1 byte in dos/exe stub.

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This commit is contained in:
Markus F.X.J. Oberhumer
2007-09-14 13:48:00 +02:00
parent 31bb6bedbd
commit 49455c99ad
5 changed files with 1900 additions and 1901 deletions
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src/packer_c.cpp
+5 -6
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@@ -262,7 +262,6 @@ void Packer::defineDecompressorSymbols()
if (M_IS_LZMA(ph.method))
{
const lzma_compress_result_t *res = &ph.compress_result.result_lzma;
// FIXME - this is for i386 only
acc_uint32e_t properties = // lc, lp, pb, dummy
(res->lit_context_bits << 0) |
(res->lit_pos_bits << 8) |
@@ -271,7 +270,7 @@ void Packer::defineDecompressorSymbols()
acc_swab32s(&properties);
linker->defineSymbol("lzma_properties", properties);
// -2 for properties
// len - 2 because of properties
linker->defineSymbol("lzma_c_len", ph.c_len - 2);
linker->defineSymbol("lzma_u_len", ph.u_len);
unsigned stack = getDecompressorWrkmemSize();
@@ -279,10 +278,10 @@ void Packer::defineDecompressorSymbols()
if (ph.format == UPX_F_DOS_EXE)
{
linker->defineSymbol("lzma_properties_hi", properties / 65536);
// -2 for properties
linker->defineSymbol("lzma_c_len_hi", (ph.c_len - 2) / 65536);
linker->defineSymbol("lzma_u_len_hi", ph.u_len / 65536);
linker->defineSymbol("lzma_properties_hi", properties >> 16); // pb
// len - 2 because of properties
linker->defineSymbol("lzma_c_len_hi", (ph.c_len - 2) >> 16);
linker->defineSymbol("lzma_u_len_hi", ph.u_len >> 16);
linker->defineSymbol("lzma_u_len_segment", (ph.u_len & 0xf0000) >> 4);
}
}