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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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26
hw/rtl/VX_execute.v
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@@ -27,8 +27,7 @@ module VX_execute #(
// inputs
VX_alu_req_if alu_req_if,
VX_lsu_req_if lsu_req_if,
VX_csr_req_if csr_req_if,
VX_mul_req_if mul_req_if,
VX_csr_req_if csr_req_if,
VX_fpu_req_if fpu_req_if,
VX_gpu_req_if gpu_req_if,
@@ -39,7 +38,6 @@ module VX_execute #(
VX_commit_if ld_commit_if,
VX_commit_if st_commit_if,
VX_commit_if csr_commit_if,
VX_commit_if mul_commit_if,
VX_commit_if fpu_commit_if,
VX_commit_if gpu_commit_if,
@@ -93,26 +91,6 @@ module VX_execute #(
.busy (busy)
);
`ifdef EXT_M_ENABLE
VX_mul_unit #(
.CORE_ID(CORE_ID)
) mul_unit (
.clk (clk),
.reset (reset),
.mul_req_if (mul_req_if),
.mul_commit_if (mul_commit_if)
);
`else
assign mul_req_if.ready = 0;
assign mul_commit_if.valid = 0;
assign mul_commit_if.wid = 0;
assign mul_commit_if.PC = 0;
assign mul_commit_if.tmask = 0;
assign mul_commit_if.wb = 0;
assign mul_commit_if.rd = 0;
assign mul_commit_if.data = 0;
`endif
`ifdef EXT_F_ENABLE
VX_fpu_unit #(
.CORE_ID(CORE_ID)
@@ -155,7 +133,7 @@ module VX_execute #(
);
assign ebreak = alu_req_if.valid
&& alu_req_if.is_br_op
&& `IS_BR_MOD(alu_req_if.op_mod)
&& (`BR_OP(alu_req_if.op_type) == `BR_EBREAK
|| `BR_OP(alu_req_if.op_type) == `BR_ECALL);