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Merge branch 'main' of github.com:davidharrishmc/riscv-wally

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This commit is contained in:
Ross Thompson 2022-12-20 18:09:37 -06:00
commit f860440361
2 changed files with 2 additions and 3 deletions
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2
pipelined/src/ieu/controller.sv
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@ -130,7 +130,7 @@ module controller(
7'b0001111: if(`ZIFENCEI_SUPPORTED) 7'b0001111: if(`ZIFENCEI_SUPPORTED)
ControlsD = `CTRLW'b0_000_00_00_000_0_0_0_0_0_0_0_1_0_00_0; // fence ControlsD = `CTRLW'b0_000_00_00_000_0_0_0_0_0_0_0_1_0_00_0; // fence
else else
ControlsD = `CTRLW'b0_000_00_00_000_0_0_0_0_0_0_0_0_0_00_0; // fence ControlsD = `CTRLW'b0_000_00_00_000_0_0_0_0_0_0_0_0_0_00_0; // fence treated as nop
7'b0010011: ControlsD = `CTRLW'b1_000_01_00_000_0_1_0_0_0_0_0_0_0_00_0; // I-type ALU 7'b0010011: ControlsD = `CTRLW'b1_000_01_00_000_0_1_0_0_0_0_0_0_0_00_0; // I-type ALU
7'b0010111: ControlsD = `CTRLW'b1_100_11_00_000_0_0_0_0_0_0_0_0_0_00_0; // auipc 7'b0010111: ControlsD = `CTRLW'b1_100_11_00_000_0_0_0_0_0_0_0_0_0_00_0; // auipc
7'b0011011: if (`XLEN == 64) 7'b0011011: if (`XLEN == 64)

3
pipelined/src/ifu/ifu.sv
View File

@ -286,9 +286,8 @@ module ifu (
// PCNextF logic // PCNextF logic
//////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////
if(`ICACHE | `ZIFENCEI_SUPPORTED) if(`ZICSR_SUPPORTED | `ZIFENCEI_SUPPORTED)
mux2 #(`XLEN) pcmux2(.d0(PCNext1F), .d1(NextValidPCE), .s(CSRWriteFenceM),.y(PCNext2F)); mux2 #(`XLEN) pcmux2(.d0(PCNext1F), .d1(NextValidPCE), .s(CSRWriteFenceM),.y(PCNext2F));
// mux2 #(`XLEN) pcmux2(.d0(PCNext1F), .d1(PCM+4), .s(CSRWriteFenceM),.y(PCNext2F));
else assign PCNext2F = PCNext1F; else assign PCNext2F = PCNext1F;
assign PCNextF = {UnalignedPCNextF[`XLEN-1:1], 1'b0}; // hart-SPEC p. 21 about 16-bit alignment assign PCNextF = {UnalignedPCNextF[`XLEN-1:1], 1'b0}; // hart-SPEC p. 21 about 16-bit alignment