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diff graal/com.oracle.max.asm/src/com/oracle/max/asm/target/amd64/AMD64Assembler.java @ 5875:000fb0550afe

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Add an option to launch the vm from a debugger in mx's commands Differentiate between, 32 and 64 bits BSR
author Gilles Duboscq <duboscq@ssw.jku.at>
date Wed, 25 Jul 2012 13:06:52 +0200
parents a1db0ea58b53
children
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--- a/graal/com.oracle.max.asm/src/com/oracle/max/asm/target/amd64/AMD64Assembler.java	Tue Jul 24 17:32:42 2012 +0200
+++ b/graal/com.oracle.max.asm/src/com/oracle/max/asm/target/amd64/AMD64Assembler.java	Wed Jul 25 13:06:52 2012 +0200
@@ -446,6 +446,20 @@
         emitOperandHelper(dst, src);
     }
 
+    public final void bsrl(Register dst, Register src) {
+        int encode = prefixAndEncode(dst.encoding, src.encoding);
+        emitByte(0x0F);
+        emitByte(0xBD);
+        emitByte(0xC0 | encode);
+    }
+
+
+    public final void bsrl(Register dst, Address src) {
+        prefix(src, dst);
+        emitByte(0xBD);
+        emitOperandHelper(dst, src);
+    }
+
     public final void bswapl(Register reg) { // bswap
         int encode = prefixAndEncode(reg.encoding);
         emitByte(0x0F);