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Generalize a previous change, fixing PR8855 - an valid large immediate

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rejected by the mc assembler.

llvm-svn: 122557
This commit is contained in:
Chris Lattner 2010-12-25 21:36:35 +00:00
parent a73a53e67f
commit 2129ce0891
2 changed files with 10 additions and 6 deletions
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12
lib/MC/MCParser/AsmLexer.cpp
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@ -184,12 +184,12 @@ AsmToken AsmLexer::LexDigit() {
long long Value; long long Value;
if (Result.getAsInteger(10, Value)) { if (Result.getAsInteger(10, Value)) {
// We have to handle minint_as_a_positive_value specially, because // Allow positive values that are too large to fit into a signed 64-bit
// - minint_as_a_positive_value = minint and it is valid. // integer, but that do fit in an unsigned one, we just convert them over.
if (Result == "9223372036854775808") unsigned long long UValue;
Value = -9223372036854775808ULL; if (Result.getAsInteger(10, UValue))
else return ReturnError(TokStart, "invalid decimal number");
return ReturnError(TokStart, "Invalid decimal number"); Value = (long long)UValue;
} }
// The darwin/x86 (and x86-64) assembler accepts and ignores ULL and LL // The darwin/x86 (and x86-64) assembler accepts and ignores ULL and LL

4
test/MC/X86/x86-64.s
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@ -916,3 +916,7 @@ movq %mm5, %rbx // CHECK: movd %mm5, %rbx # encoding: [0x48,0x0f,0x7e,0xeb]
rex64 // CHECK: rex64 # encoding: [0x48] rex64 // CHECK: rex64 # encoding: [0x48]
data16 // CHECK: data16 # encoding: [0x66] data16 // CHECK: data16 # encoding: [0x66]
// PR8855
movq 18446744073709551615,%rbx // CHECK: movq -1, %rbx