diff options
Diffstat (limited to 'src/arch/mips/isa/bitfields.isa')
| -rw-r--r-- | src/arch/mips/isa/bitfields.isa | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/src/arch/mips/isa/bitfields.isa b/src/arch/mips/isa/bitfields.isa index 35815bf1f..87be5ad13 100644 --- a/src/arch/mips/isa/bitfields.isa +++ b/src/arch/mips/isa/bitfields.isa @@ -28,6 +28,7 @@ // // Authors: Korey Sewell +//@TODO: Make sure the naming convention is consistent here. //////////////////////////////////////////////////////////////////// // // Bitfield definitions. @@ -58,6 +59,7 @@ def bitfield RT_RD <20:11>; def bitfield RD <15:11>; def bitfield INTIMM <15: 0>; +def bitfield RS_RT_INTIMM <25: 0>; // Floating-point operate format def bitfield FMT <25:21>; @@ -81,7 +83,7 @@ def bitfield BRANCH_CC <20:18>; // CP0 Register Select def bitfield SEL < 2: 0>; -// Interrupts +// INTERRUPTS def bitfield SC < 5: 5>; // Branch format @@ -100,3 +102,20 @@ def bitfield LSB <10: 6>; // M5 instructions def bitfield M5FUNC <7:0>; + +// DSP instructions +def bitfield OP <10:6>; +def bitfield OP_HI <10:9>; +def bitfield OP_LO <8:6>; +def bitfield DSPSA <23:21>; +def bitfield HILOSA <25:20>; +def bitfield RDDSPMASK <21:16>; +def bitfield WRDSPMASK <16:11>; +def bitfield ACSRC <22:21>; +def bitfield ACDST <12:11>; +def bitfield BP <12:11>; + +// MT Instructions +def bitfield POS <10: 6>; +def bitfield MT_U <5:5>; +def bitfield MT_H <4:4>; |