diff options
| author |  Andrew Waterman <waterman@s141.Millennium.Berkeley.EDU> | 2010-09-06 16:04:52 -0700 |
|---|---|---|
| committer | Andrew Waterman <waterman@s141.Millennium.Berkeley.EDU> | 2010-09-06 16:04:52 -0700 |
| commit | a65908611f52bb52c74af6d464ae0d8bc223917c (patch) | |
| tree | 2949aef0189d689e23e8791579db92db085d8760 /opcodes | |
| parent | 3a0ead41a8ef5083b763112d548061ffea3932f3 (diff) | |
[sim] added atomic memory operations
Diffstat (limited to 'opcodes')
| -rw-r--r-- | opcodes | 28 |
1 files changed, 23 insertions, 5 deletions
@@ -4,7 +4,7 @@ # <opcode> is given by specifying one or more range/value pairs: # highbit..lowbit=value (e.g. 31..25=0x45 14..12=0x0) # -# <args> follows the conventions in xcc/src/opcodes/mips-opc.c +# <args> is one of ra, rb, rc, rd, imm, imm20, imm27, shamt, shamtw unimp 31..0=0 @@ -84,10 +84,23 @@ sh 31..25=0x79 14..12=1 rb ra imm sw 31..25=0x79 14..12=2 rb ra imm sd 31..25=0x79 14..12=3 rb ra imm -l.s 31..25=0x79 14..12=4 rb ra imm -l.d 31..25=0x79 14..12=5 rb ra imm -s.s 31..25=0x79 14..12=6 rb ra imm -s.d 31..25=0x79 14..12=7 rb ra imm +amow.add 31..25=0x7A 14..12=2 11..5=0 rc rb ra +amow.swap 31..25=0x7A 14..12=2 11..5=1 rc rb ra +amow.and 31..25=0x7A 14..12=2 11..5=2 rc rb ra +amow.or 31..25=0x7A 14..12=2 11..5=3 rc rb ra +amow.min 31..25=0x7A 14..12=2 11..5=4 rc rb ra +amow.max 31..25=0x7A 14..12=2 11..5=5 rc rb ra +amow.minu 31..25=0x7A 14..12=2 11..5=6 rc rb ra +amow.maxu 31..25=0x7A 14..12=2 11..5=7 rc rb ra + +amo.add 31..25=0x7A 14..12=3 11..5=0 rc rb ra +amo.swap 31..25=0x7A 14..12=3 11..5=1 rc rb ra +amo.and 31..25=0x7A 14..12=3 11..5=2 rc rb ra +amo.or 31..25=0x7A 14..12=3 11..5=3 rc rb ra +amo.min 31..25=0x7A 14..12=3 11..5=4 rc rb ra +amo.max 31..25=0x7A 14..12=3 11..5=5 rc rb ra +amo.minu 31..25=0x7A 14..12=3 11..5=6 rc rb ra +amo.maxu 31..25=0x7A 14..12=3 11..5=7 rc rb ra jalr.c 31..25=0x7B 19..15=0 14..12=0 11..5=0 ra rc jalr.r 31..25=0x7B 19..15=0 14..12=0 11..5=1 ra rc @@ -167,6 +180,11 @@ msub.d 31..25=0x68 14..12=5 11..10=3 rc rb ra rd nmadd.d 31..25=0x68 14..12=6 11..10=3 rc rb ra rd nmsub.d 31..25=0x68 14..12=7 11..10=3 rc rb ra rd +l.s 31..25=0x69 14..12=2 rb ra imm +l.d 31..25=0x69 14..12=3 rb ra imm +s.s 31..25=0x69 14..12=6 rb ra imm +s.d 31..25=0x69 14..12=7 rb ra imm + mff.s 31..25=0x6A 14..12=0 11..0=0 ra rb mff.d 31..25=0x6A 14..12=1 11..0=0 ra rb mtf.s 31..25=0x6A 14..12=4 11..0=0 ra rb |