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moving MUL unit into ALU unit

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This commit is contained in:
Blaise Tine
2021-02-23 13:49:02 -08:00
parent 1792571e1b
commit 700f9eea19
30 changed files with 112978 additions and 9680 deletions
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32
hw/rtl/VX_define.vh
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@@ -68,9 +68,8 @@
`define EX_ALU 3'h1
`define EX_LSU 3'h2
`define EX_CSR 3'h3
`define EX_MUL 3'h4
`define EX_FPU 3'h5
`define EX_GPU 3'h6
`define EX_FPU 3'h4
`define EX_GPU 3'h5
`define EX_BITS 3
`define NUM_EXS 6
@@ -118,10 +117,21 @@
`define BR_NEG(x) x[1]
`define BR_LESS(x) x[2]
`define BR_STATIC(x) x[3]
`define ALU_BR_BITS 4
`define ALU_BR_OP(x) x[`ALU_BR_BITS-1:0]
`define IS_BR_MOD(x) x[0]
`define MUL_MUL 3'h0
`define MUL_MULH 3'h1
`define MUL_MULHSU 3'h2
`define MUL_MULHU 3'h3
`define MUL_DIV 3'h4
`define MUL_DIVU 3'h5
`define MUL_REM 3'h6
`define MUL_REMU 3'h7
`define MUL_BITS 3
`define MUL_OP(x) x[`MUL_BITS-1:0]
`define IS_DIV_OP(x) x[2]
`define IS_MUL_MOD(x) x[1]
`define LSU_SB 3'h0
`define LSU_SH 3'h1
`define LSU_SW 3'h2
@@ -138,18 +148,6 @@
`define CSR_BITS 2
`define CSR_OP(x) x[`CSR_BITS-1:0]
`define MUL_MUL 3'h0
`define MUL_MULH 3'h1
`define MUL_MULHSU 3'h2
`define MUL_MULHU 3'h3
`define MUL_DIV 3'h4
`define MUL_DIVU 3'h5
`define MUL_REM 3'h6
`define MUL_REMU 3'h7
`define MUL_BITS 3
`define MUL_OP(x) x[`MUL_BITS-1:0]
`define IS_DIV_OP(x) x[2]
`define FPU_ADD 4'h0
`define FPU_SUB 4'h1
`define FPU_MUL 4'h2