darkkirb/old-cross-binutils
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Twiddle some comments to more accurately reflect reality.

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This commit is contained in:
Jeff Law 1997-02-21 07:21:32 +00:00
parent c17db7cfb4
commit 7c49f021ca
1 changed files with 6 additions and 3 deletions
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9
bfd/elf32-mn10200.c
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@ -491,12 +491,12 @@ mn10200_elf_relocate_section (output_bfd, info, input_bfd, input_section,
* jsr:24 -> jsr:16 2 bytes
* jmp:24 -> jmp:16 2 bytes
- jmp:16 -> bra:8 1 byte
* jmp:16 -> bra:8 1 byte
- If the previous instruction is a conditional branch
* If the previous instruction is a conditional branch
around the jump/bra, we may be able to reverse its condition
and change its target to the jump's target. The jump/bra
can then be deleted. 1 byte
can then be deleted. 2 bytes
- mov abs24 -> mov abs16 2 byte savings
@ -506,6 +506,9 @@ mn10200_elf_relocate_section (output_bfd, info, input_bfd, input_section,
- Most instructions which accept d24 can relax to d16 2 bytes
- Most instructions which accept d16 can relax to d8 1 byte
abs24, imm24, d24 all look the same at the reloc level. It
might make the code simpler if we had different relocs for
the various relaxable operand types.
A '*' indicates a case this code can handle. */