From 22e2fe92f52e68b8951a2dff1a0de9e05ddf9c7f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Wed, 3 Jan 2018 12:43:17 +0100
Subject: Add trace-feth to qtmips_cli

---
 qtmips_machine/core.cpp | 4 ++--
 qtmips_machine/core.h   | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

(limited to 'qtmips_machine')

diff --git a/qtmips_machine/core.cpp b/qtmips_machine/core.cpp
index 000d76d..276931c 100644
--- a/qtmips_machine/core.cpp
+++ b/qtmips_machine/core.cpp
@@ -25,7 +25,7 @@ struct DecodeMap {
 // This is map from opcode to signals.
 static const struct DecodeMap dmap[]  = {
     { .flags = DM_SUPPORTED | DM_REGD | DM_REGWRITE, NOALU, NOMEM }, // Alu operations (aluop is decoded from function explicitly)
-    { .flags = DM_SUPPORTED, NOALU, NOMEM }, // REGIMM (BLTZ, BGEZ, )
+    { .flags = DM_SUPPORTED, NOALU, NOMEM }, // REGIMM (BLTZ, BGEZ)
     { .flags = DM_SUPPORTED, NOALU, NOMEM }, // J
     NOPE, // JAL
     { .flags = DM_SUPPORTED, NOALU, NOMEM }, // BEQ
@@ -96,8 +96,8 @@ Core::Core(Registers *regs, MemoryAccess *mem) {
 }
 
 struct Core::dtFetch Core::fetch() {
-    // TODO signals
     Instruction inst(mem->read_word(regs->read_pc()));
+    emit instruction_fetched(inst);
     return {
         .inst = inst
     };
diff --git a/qtmips_machine/core.h b/qtmips_machine/core.h
index fc61429..b09e297 100644
--- a/qtmips_machine/core.h
+++ b/qtmips_machine/core.h
@@ -18,6 +18,7 @@ public:
     virtual void step() = 0; // Do single step
 
 signals:
+    void instruction_fetched(machine::Instruction &inst);
 
 protected:
     Registers *regs;
-- 
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