src/x64/disasm-x64.cc - Issue 6315004: Truncate rather than round to nearest when performing float-to-integer...

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Unified Diff: src/x64/disasm-x64.cc

Issue 6315004: Truncate rather than round to nearest when performing float-to-integer... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/

Patch Set: '' Created 9 years, 11 months ago

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Index: src/x64/disasm-x64.cc

===================================================================

--- src/x64/disasm-x64.cc (revision 6336)

+++ src/x64/disasm-x64.cc (working copy)

@@ -1113,9 +1113,11 @@

} else if (opcode == 0x2C) {

// CVTTSS2SI:

// Convert with truncation scalar single-precision FP to dword integer.

- // Assert that mod is not 3, so source is memory, not an XMM register.

- ASSERT_NE(0xC0, *current & 0xC0);

- current += PrintOperands("cvttss2si", REG_OPER_OP_ORDER, current);

+ int mod, regop, rm;

+ get_modrm(*current, &mod, &regop, &rm);

+ AppendToBuffer("cvttss2si%c %s,",

+ operand_size_code(), NameOfCPURegister(regop));

+ current += PrintRightXMMOperand(current);

} else if (opcode == 0x5A) {

// CVTSS2SD:

// Convert scalar single-precision FP to scalar double-precision FP.

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