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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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1994 ret(bytes_dropped); | 1994 ret(bytes_dropped); |
1995 } else { | 1995 } else { |
1996 pop(scratch); | 1996 pop(scratch); |
1997 add(Operand(esp), Immediate(bytes_dropped)); | 1997 add(Operand(esp), Immediate(bytes_dropped)); |
1998 push(scratch); | 1998 push(scratch); |
1999 ret(0); | 1999 ret(0); |
2000 } | 2000 } |
2001 } | 2001 } |
2002 | 2002 |
2003 | 2003 |
2004 | |
2005 | |
2006 void MacroAssembler::Drop(int stack_elements) { | 2004 void MacroAssembler::Drop(int stack_elements) { |
2007 if (stack_elements > 0) { | 2005 if (stack_elements > 0) { |
2008 add(Operand(esp), Immediate(stack_elements * kPointerSize)); | 2006 add(Operand(esp), Immediate(stack_elements * kPointerSize)); |
2009 } | 2007 } |
2010 } | 2008 } |
2011 | 2009 |
2012 | 2010 |
2013 void MacroAssembler::Move(Register dst, Register src) { | 2011 void MacroAssembler::Move(Register dst, Register src) { |
2014 if (!dst.is(src)) { | 2012 if (!dst.is(src)) { |
2015 mov(dst, src); | 2013 mov(dst, src); |
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2284 | 2282 |
2285 // Check that the code was patched as expected. | 2283 // Check that the code was patched as expected. |
2286 ASSERT(masm_.pc_ == address_ + size_); | 2284 ASSERT(masm_.pc_ == address_ + size_); |
2287 ASSERT(masm_.reloc_info_writer.pos() == address_ + size_ + Assembler::kGap); | 2285 ASSERT(masm_.reloc_info_writer.pos() == address_ + size_ + Assembler::kGap); |
2288 } | 2286 } |
2289 | 2287 |
2290 | 2288 |
2291 } } // namespace v8::internal | 2289 } } // namespace v8::internal |
2292 | 2290 |
2293 #endif // V8_TARGET_ARCH_IA32 | 2291 #endif // V8_TARGET_ARCH_IA32 |
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