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- bugfix: wrong 'pa_offset' when big-endian and half-word load/store

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git-svn-id: http://moon:8086/svn/vhdl/trunk@431 cc03376c-175c-47c8-b038-4cd826a8556b
This commit is contained in:
jens
2009-04-15 13:22:31 +00:00
parent a3c4ba6e82
commit d3c322ca48
1 changed files with 6 additions and 2 deletions
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lib/CPUs/MIPS/src/core/mips_pipeline.vhd
+6 -2
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@@ -563,8 +563,12 @@ proc_stage_DMEM_ADDR:
if rising_edge(clk_1) then
if sdu.EX_stall = '0' then
EX_stage.va <= vaddr;
if c0_ctrl_in.RE = '1' then
EX_stage.pa_off <= not vaddr(1 downto 0);
if c0_ctrl_in.EB = '1' then
if ID_stage.ctrl.word2_en = '0' then
EX_stage.pa_off <= not vaddr(1 downto 0);
else
EX_stage.pa_off <= not vaddr(1) & vaddr(0);
end if;
else
EX_stage.pa_off <= vaddr(1 downto 0);
end if;