From 7d95ff01bcd8c42efe118fd1bddaabfca0e937eb Mon Sep 17 00:00:00 2001 From: Alejandro Soto Date: Sun, 9 Oct 2022 19:25:27 -0600 Subject: Implement most memory transactions --- rtl/core/decode/ldst/misc.sv | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) (limited to 'rtl/core/decode/ldst/misc.sv') diff --git a/rtl/core/decode/ldst/misc.sv b/rtl/core/decode/ldst/misc.sv index de2428f..f2fe258 100644 --- a/rtl/core/decode/ldst/misc.sv +++ b/rtl/core/decode/ldst/misc.sv @@ -5,7 +5,10 @@ module core_decode_ldst_misc ( input word insn, - output ldst_decode decode + output ldst_decode decode, + output logic off_is_reg, + output logic[7:0] off_imm, + output reg_num off_reg ); logic p, w; @@ -17,10 +20,14 @@ module core_decode_ldst_misc assign decode.increment = insn `FIELD_LDST_MISC_U; assign decode.writeback = !p || w; assign decode.sign_extend = insn `FIELD_LDST_MISC_S; - assign decode.pre_indexed = p && w; + assign decode.pre_indexed = p; assign decode.unprivileged = 0; assign decode.user_regs = 0; - assign decode.reg_list = 16'b0; + assign decode.regs = 16'b0; + + assign off_imm = {insn `FIELD_LDST_MISC_IMM_HI, insn `FIELD_LDST_MISC_IMM_LO}; + assign off_reg = insn `FIELD_LDST_MISC_RM; + assign off_is_reg = insn `FIELD_LDST_MISC_REG; assign p = insn `FIELD_LDST_MISC_P; assign w = insn `FIELD_LDST_MISC_W; -- cgit v1.2.3