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* mips.igen (jalr.hb, jr.hb): Add decoder for mip32r2/mips64r2

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jumps with hazard barrier.
This commit is contained in:
Thiemo Seufer 2007-02-19 17:53:29 +00:00
parent f8df4c7704
commit b100487538
2 changed files with 28 additions and 5 deletions
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14
sim/mips/ChangeLog
View file

@ -1,14 +1,20 @@
2007-02-19 Thiemo Seufer <ths@mips.com>
Nigel Stephens <nigel@mips.com>
* mips.igen (jalr.hb, jr.hb): Add decoder for mip32r2/mips64r2
jumps with hazard barrier.
2007-02-19 Thiemo Seufer <ths@mips.com>
Nigel Stephens <nigel@mips.com>
* interp.c (sim_monitor): Flush stdout and stderr file descriptors
after each call to sim_io_write.
2007-02-19 Thiemo Seufer <ths@mips.com>
2007-02-19 Thiemo Seufer <ths@mips.com>
Nigel Stephens <nigel@mips.com>
(ColdReset): Set CP0 Config0 to reflect the address size supported
by this simulator.
* interp.c (ColdReset): Set CP0 Config0 to reflect the address size
supported by this simulator.
(decode_coproc): Recognise additional CP0 Config registers
correctly.

19
sim/mips/mips.igen
View file

@ -1945,8 +1945,18 @@
DELAY_SLOT (temp);
}
000000,5.RS,00000,5.RD,10000,001001:SPECIAL:32::JALR_HB
"jalr.hb r<RS>":RD == 31
"jalr.hb r<RD>, r<RS>"
*mips32r2:
*mips64r2:
{
address_word temp = GPR[RS];
GPR[RD] = CIA + 8;
DELAY_SLOT (temp);
}
000000,5.RS,000000000000000,001000:SPECIAL:32::JR
000000,5.RS,0000000000,00000,001000:SPECIAL:32::JR
"jr r<RS>"
*mipsI:
*mipsII:
@ -1964,6 +1974,13 @@
DELAY_SLOT (GPR[RS]);
}
000000,5.RS,0000000000,10000,001000:SPECIAL:32::JR_HB
"jr.hb r<RS>"
*mips32r2:
*mips64r2:
{
DELAY_SLOT (GPR[RS]);
}
:function:::unsigned_word:do_load:unsigned access, address_word base, address_word offset
{