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Fix for Big-Endian machines (#6245)

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This commit is contained in:
Olek
2026-01-27 13:05:54 -05:00
committed by GitHub
parent 917c610f96
commit f1f2e2629f
4 changed files with 118 additions and 13 deletions
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55
src/test/app/Wasm_test.cpp
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@@ -1003,6 +1003,60 @@ struct Wasm_test : public beast::unit_test::suite
}
}
void
testSwapBytes()
{
testcase("Wasm swap bytes");
uint64_t const SWAP_DATAU64 = 0x123456789abcdeffull;
uint64_t const REVERSE_SWAP_DATAU64 = 0xffdebc9a78563412ull;
int64_t const SWAP_DATAI64 = 0x123456789abcdeffll;
int64_t const REVERSE_SWAP_DATAI64 = 0xffdebc9a78563412ll;
uint32_t const SWAP_DATAU32 = 0x12789aff;
uint32_t const REVERSE_SWAP_DATAU32 = 0xff9a7812;
int32_t const SWAP_DATAI32 = 0x12789aff;
int32_t const REVERSE_SWAP_DATAI32 = 0xff9a7812;
uint16_t const SWAP_DATAU16 = 0x12ff;
uint16_t const REVERSE_SWAP_DATAU16 = 0xff12;
int16_t const SWAP_DATAI16 = 0x12ff;
int16_t const REVERSE_SWAP_DATAI16 = 0xff12;
uint64_t b1 = SWAP_DATAU64;
int64_t b2 = SWAP_DATAI64;
b1 = adjustWasmEndianessHlp(b1);
b2 = adjustWasmEndianessHlp(b2);
BEAST_EXPECT(b1 == REVERSE_SWAP_DATAU64);
BEAST_EXPECT(b2 == REVERSE_SWAP_DATAI64);
b1 = adjustWasmEndianessHlp(b1);
b2 = adjustWasmEndianessHlp(b2);
BEAST_EXPECT(b1 == SWAP_DATAU64);
BEAST_EXPECT(b2 == SWAP_DATAI64);
uint32_t b3 = SWAP_DATAU32;
int32_t b4 = SWAP_DATAI32;
b3 = adjustWasmEndianessHlp(b3);
b4 = adjustWasmEndianessHlp(b4);
BEAST_EXPECT(b3 == REVERSE_SWAP_DATAU32);
BEAST_EXPECT(b4 == REVERSE_SWAP_DATAI32);
b3 = adjustWasmEndianessHlp(b3);
b4 = adjustWasmEndianessHlp(b4);
BEAST_EXPECT(b3 == SWAP_DATAU32);
BEAST_EXPECT(b4 == SWAP_DATAI32);
uint16_t b5 = SWAP_DATAU16;
int16_t b6 = SWAP_DATAI16;
b5 = adjustWasmEndianessHlp(b5);
b6 = adjustWasmEndianessHlp(b6);
BEAST_EXPECT(b5 == REVERSE_SWAP_DATAU16);
BEAST_EXPECT(b6 == REVERSE_SWAP_DATAI16);
b5 = adjustWasmEndianessHlp(b5);
b6 = adjustWasmEndianessHlp(b6);
BEAST_EXPECT(b5 == SWAP_DATAU16);
BEAST_EXPECT(b6 == SWAP_DATAI16);
}
void
run() override
{
@@ -1035,6 +1089,7 @@ struct Wasm_test : public beast::unit_test::suite
testBadAlloc();
testBadAlign();
testReturnType();
testSwapBytes();
// perfTest();
}