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[/] [or1k/] [tags/] [nog_patch_40/] [insight/] - Rev 1152

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Rev Log message Author Age Path
1152 *** empty log message *** phoenix 7722d 06h /or1k/tags/nog_patch_40/insight/
1149 *** empty log message *** phoenix 7722d 19h /or1k/tags/nog_patch_40/insight/
1144 Speed up gdb when running with serial targets:

When generating backtraces, the prologue of each function is scanned
at least three times by architecture-independent code, e.g. to
determine offsets of saved registers, identify frameless functions,
etc. This new code adds straightforward caching of the information
gleaned by or1k_scan_prologue() on a per-frame basis rather than
storing it in global static variables. (This benefits both JTAG and
serial gdb targets, though the JTAG target runs fast enough that it is
not particularly needed.)

When the register set is dumped by the serial target, e.g. at any
breakpoint or interrupt, the 32 vector/FP registers were included in
the dump (each 8 bytes long), though they aren't implemented. The new
code tells gdb that unimplemented registers have zero length in the
dump.
sfurman 7725d 02h /or1k/tags/nog_patch_40/insight/
1142 Speed up gdb when running with serial targets:

When generating backtraces, the prologue of each function is scanned
at least three times by architecture-independent code, e.g. to
determine offsets of saved registers, identify frameless functions,
etc. This new code adds straightforward caching of the information
gleaned by or1k_scan_prologue() on a per-frame basis rather than
storing it in global static variables. (This benefits both JTAG and
serial gdb targets, though the JTAG target runs fast enough that it is
not particularly needed.)

When the register set is dumped by the serial target, e.g. at any
breakpoint or interrupt, the 32 vector/FP registers were included in
the dump (each 8 bytes long), though they aren't implemented. The new
code tells gdb that unimplemented registers have zero length in the
dump.
sfurman 7725d 16h /or1k/tags/nog_patch_40/insight/
1124 Initialize or1k_implementation with reasonable defaults for the number
of implementation registers. This doesn't affect the jtag or sim
targets at all because those values are always overwritten when
or1k_implementation is initialized. However, it is necessary when
connecting to remote gdb stubs through a serial port or socket, since
or1k_implementation is not yet initialized for those targets.
sfurman 7758d 19h /or1k/tags/nog_patch_40/insight/
1123 Renumber/rename SPRs to match latest architecture doc sfurman 7760d 01h /or1k/tags/nog_patch_40/insight/
1115 Fix stack-walking code in or1k_frame_chain() and or1k_skip_prologue()
to expect the function prologue that or32 gcc currently emits, rather
than a previous incarnation of the or1k ABI.
sfurman 7781d 23h /or1k/tags/nog_patch_40/insight/
1114 Added cvs log keywords lampret 7796d 19h /or1k/tags/nog_patch_40/insight/
1034 Fixed encoding for l.div/l.divu. lampret 7938d 20h /or1k/tags/nog_patch_40/insight/
879 Initial version of OpenRISC Custom Unit Compiler added markom 8004d 06h /or1k/tags/nog_patch_40/insight/
874 Command for displaying trace buffer added. simons 8014d 06h /or1k/tags/nog_patch_40/insight/
801 l.muli instruction added markom 8096d 09h /or1k/tags/nog_patch_40/insight/
722 floating point registers are obsolete; GPRs should be used instead markom 8124d 09h /or1k/tags/nog_patch_40/insight/
720 single floating point support added markom 8124d 13h /or1k/tags/nog_patch_40/insight/
717 some minor improvements markom 8124d 15h /or1k/tags/nog_patch_40/insight/
714 do_stats introduced for faster no-stats execution markom 8126d 10h /or1k/tags/nog_patch_40/insight/
709 eval_operands is now being generated markom 8129d 16h /or1k/tags/nog_patch_40/insight/
706 insn_decode execution part replaced by generated function decode_execute; use --enable-simple to use runtime decoding markom 8130d 08h /or1k/tags/nog_patch_40/insight/
703 small optimizations to dissasemble markom 8131d 13h /or1k/tags/nog_patch_40/insight/
680 num_opcodes better because of linking. ivang 8141d 05h /or1k/tags/nog_patch_40/insight/

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