Mercurial > hg > truffle
changeset 9561:85595218dab0
added compare between address and 32-bit immediate
| author | Doug Simon <doug.simon@oracle.com> |
|---|---|
| date | Sat, 04 May 2013 22:19:52 +0200 |
| parents | 08d1414ac62d |
| children | 99ef9bcb3f32 |
| files | graal/com.oracle.graal.asm.amd64/src/com/oracle/graal/asm/amd64/AMD64Assembler.java |
| diffstat | 1 files changed, 7 insertions(+), 0 deletions(-) [+] |
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--- a/graal/com.oracle.graal.asm.amd64/src/com/oracle/graal/asm/amd64/AMD64Assembler.java Sat May 04 22:18:23 2013 +0200 +++ b/graal/com.oracle.graal.asm.amd64/src/com/oracle/graal/asm/amd64/AMD64Assembler.java Sat May 04 22:19:52 2013 +0200 @@ -513,6 +513,13 @@ emitOperandHelper(dst, src); } + public final void cmpl(AMD64Address dst, int imm32) { + prefix(dst); + emitByte(0x81); + emitOperandHelper(7, dst); + emitInt(imm32); + } + // The 32-bit cmpxchg compares the value at adr with the contents of X86.rax, // and stores reg into adr if so; otherwise, the value at adr is loaded into X86.rax,. // The ZF is set if the compared values were equal, and cleared otherwise.