RFR: 6879063: SA should use hsdis for disassembly
Vladimir Ivanov
vladimir.x.ivanov at oracle.com
Tue Aug 28 03:19:27 PDT 2012
Yumin,
Nice work!
Since you touch src/share/tools/hsdis/Makefile, can you fix the
following typo as well?
--- a/src/share/tools/hsdis/Makefile Fri Aug 24 16:23:59 2012 -0700
+++ b/src/share/tools/hsdis/Makefile Tue Aug 28 14:16:07 2012 +0400
@@ -118,7 +118,7 @@
BINUTILSDIR = $(shell cd $(BINUTILS);pwd)
endif
-CPPFLAGS += -I$(BINUTILSDIR)/include -I$(BINUTILS)/bfd
-I$(TARGET_DIR)/bfd
+CPPFLAGS += -I$(BINUTILSDIR)/include -I$(BINUTILSDIR)/bfd
-I$(TARGET_DIR)/bfd
CPPFLAGS += -DLIBARCH_$(LIBARCH) -DLIBARCH=\"$(LIBARCH)\"
-DLIB_EXT=\"$(LIB_EXT)\"
TARGET_DIR = build/$(OS)-$(JDKARCH)
Best regards,
Vladimir Ivanov
On 08/28/12 01:07, Yumin Qi wrote:
> Hi, all
>
> Can I have you code review of
> 6879063: SA should use hsdis for disassembly
>
> http://cr.openjdk.java.net/~minqi/6879063
> <http://cr.openjdk.java.net/%7Eminqi/6879063/>
>
> The SA has Java based disassemblers for x86 and sparc but amd64.
> Instead of porting to amd64 we should switch over to using hsdis for it
> like the JVM does. This requires a new entry point into hsdis,
> decode_instructions_virtual, which separates the address of the code
> being disassembled from the buffer containing the code. The existing
> uses of decode_instructions have been updated to use the new interface
> and SA Disassembler has Java native methods that call into hsdis and
> call back up to Java to perform the disassembly. Also changed makefile
> for hsdis build for both(i386/amd64).
>
> All the old disassembler logic was deleted since it's incompatible
> with the new disassembly interface. Also deleted are dbx based SA
> interface and few other dead files.
>
> Tested by dumping full assembly from core files.
>
> Reviewed-by:
> Contributed-by: Tom R (never)
>
> Thanks
> Yumin Qi
>
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