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[/] [or1k/] [tags/] [nog_patch_61/] [insight] - Rev 1152

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1152 *** empty log message *** phoenix 7825d 07h /or1k/tags/nog_patch_61/insight
1149 *** empty log message *** phoenix 7825d 20h /or1k/tags/nog_patch_61/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 7828d 03h /or1k/tags/nog_patch_61/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 7828d 17h /or1k/tags/nog_patch_61/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 7861d 19h /or1k/tags/nog_patch_61/insight
1123 Renumber/rename SPRs to match latest architecture doc sfurman 7863d 02h /or1k/tags/nog_patch_61/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 7884d 23h /or1k/tags/nog_patch_61/insight
1114 Added cvs log keywords lampret 7899d 19h /or1k/tags/nog_patch_61/insight
1034 Fixed encoding for l.div/l.divu. lampret 8041d 21h /or1k/tags/nog_patch_61/insight
879 Initial version of OpenRISC Custom Unit Compiler added markom 8107d 07h /or1k/tags/nog_patch_61/insight
874 Command for displaying trace buffer added. simons 8117d 07h /or1k/tags/nog_patch_61/insight
801 l.muli instruction added markom 8199d 10h /or1k/tags/nog_patch_61/insight
722 floating point registers are obsolete; GPRs should be used instead markom 8227d 10h /or1k/tags/nog_patch_61/insight
720 single floating point support added markom 8227d 14h /or1k/tags/nog_patch_61/insight
717 some minor improvements markom 8227d 15h /or1k/tags/nog_patch_61/insight
714 do_stats introduced for faster no-stats execution markom 8229d 11h /or1k/tags/nog_patch_61/insight
709 eval_operands is now being generated markom 8232d 17h /or1k/tags/nog_patch_61/insight
706 insn_decode execution part replaced by generated function decode_execute; use --enable-simple to use runtime decoding markom 8233d 09h /or1k/tags/nog_patch_61/insight
703 small optimizations to dissasemble markom 8234d 14h /or1k/tags/nog_patch_61/insight
680 num_opcodes better because of linking. ivang 8244d 06h /or1k/tags/nog_patch_61/insight
679 extern CONST int num_opcodes -> extern CONST unsigned int or32_num_opcodes. ivang 8244d 08h /or1k/tags/nog_patch_61/insight
676 update of shared files markom 8246d 10h /or1k/tags/nog_patch_61/insight
671 wrong version was restored markom 8246d 14h /or1k/tags/nog_patch_61/insight
662 GNU binutils merge. ivang 8250d 12h /or1k/tags/nog_patch_61/insight
627 or32 restored markom 8263d 14h /or1k/tags/nog_patch_61/insight
623 update based on recent changes; arithmetic instructions does not modify carry yet markom 8264d 09h /or1k/tags/nog_patch_61/insight
615 cmov and extxx instructions; add, addi, and, andi now set flag markom 8267d 08h /or1k/tags/nog_patch_61/insight
613 init: trap exception occurs always; initialization of sr not needed anymore markom 8268d 12h /or1k/tags/nog_patch_61/insight
607 single step steps just one instruction ^c bug fixed markom 8270d 11h /or1k/tags/nog_patch_61/insight
603 fixed bfd markom 8271d 14h /or1k/tags/nog_patch_61/insight

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