From 67cdea3bb20161c9c0dd80ad208b5b62936caaae Mon Sep 17 00:00:00 2001
From: jsd1982 <james.jdunne@gmail.com>
Date: Sun, 26 Nov 2023 19:07:26 -0600
Subject: [PATCH] reboot: fixes for compiler strictness around enum conversion

---
 iovm.c | 10 +++++-----
 iovm.h | 12 +++++-------
 test.c |  4 ++--
 3 files changed, 12 insertions(+), 14 deletions(-)

diff --git a/iovm.c b/iovm.c
index e663784..9b84f6a 100644
--- a/iovm.c
+++ b/iovm.c
@@ -61,7 +61,7 @@ enum iovm1_error iovm1_exec_reset(struct iovm1_t *vm) {
     return IOVM1_SUCCESS;
 }
 
-enum iovm1_error host_memory_try_read_byte(struct iovm1_t *vn, iovm1_memory_chip_t c, uint24_t a, uint8_t *b);
+enum iovm1_error host_memory_try_read_byte(struct iovm1_t *vn, enum iovm1_memory_chip c, uint24_t a, uint8_t *b);
 
 // executes the next IOVM instruction
 enum iovm1_error iovm1_exec(struct iovm1_t *vm) {
@@ -172,7 +172,7 @@ enum iovm1_error iovm1_exec(struct iovm1_t *vm) {
                 vm->next_off = vm->m.off + 5;
 
                 // memory chip identifier:
-                vm->rd.c = vm->m.ptr[vm->m.off++];
+                vm->rd.c = (enum iovm1_memory_chip)vm->m.ptr[vm->m.off++];
                 // 24-bit address:
                 uint24_t lo = (uint24_t)(vm->m.ptr[vm->m.off++]);
                 uint24_t hi = (uint24_t)(vm->m.ptr[vm->m.off++]) << 8;
@@ -193,7 +193,7 @@ enum iovm1_error iovm1_exec(struct iovm1_t *vm) {
                 vm->next_off = vm->m.off + 5;
 
                 // memory chip identifier:
-                vm->wr.c = vm->m.ptr[vm->m.off++];
+                vm->wr.c = (enum iovm1_memory_chip)vm->m.ptr[vm->m.off++];
                 // 24-bit address:
                 uint24_t lo = (uint24_t)(vm->m.ptr[vm->m.off++]);
                 uint24_t hi = (uint24_t)(vm->m.ptr[vm->m.off++]) << 8;
@@ -220,7 +220,7 @@ enum iovm1_error iovm1_exec(struct iovm1_t *vm) {
                 vm->wa.q = IOVM1_INST_CMP_OPERATOR(x);
 
                 // memory chip identifier:
-                vm->wa.c = vm->m.ptr[vm->m.off++];
+                vm->wa.c = (enum iovm1_memory_chip)vm->m.ptr[vm->m.off++];
                 // 24-bit address:
                 uint24_t lo = (uint24_t)(vm->m.ptr[vm->m.off++]);
                 uint24_t hi = (uint24_t)(vm->m.ptr[vm->m.off++]) << 8;
@@ -243,7 +243,7 @@ enum iovm1_error iovm1_exec(struct iovm1_t *vm) {
                 enum iovm1_cmp_operator q = IOVM1_INST_CMP_OPERATOR(x);
 
                 // memory chip identifier:
-                iovm1_memory_chip_t c = vm->m.ptr[vm->m.off++];
+                enum iovm1_memory_chip c = (enum iovm1_memory_chip)vm->m.ptr[vm->m.off++];
                 // 24-bit address:
                 uint24_t lo = (uint24_t)(vm->m.ptr[vm->m.off++]);
                 uint24_t hi = (uint24_t)(vm->m.ptr[vm->m.off++]) << 8;
diff --git a/iovm.h b/iovm.h
index bd3e0ee..7b7603f 100644
--- a/iovm.h
+++ b/iovm.h
@@ -209,8 +209,6 @@ enum iovm1_memory_chip {
     MEM_SNES_SRAM,
 };
 
-typedef enum iovm1_memory_chip iovm1_memory_chip_t;
-
 enum iovm1_state {
     IOVM1_STATE_INIT,
     IOVM1_STATE_LOADED,
@@ -261,7 +259,7 @@ extern enum iovm1_error host_memory_write_state_machine(struct iovm1_t *vm);
 extern enum iovm1_error host_memory_wait_state_machine(struct iovm1_t *vm);
 
 // try to read a byte from a memory chip, return byte in `*b` if successful
-extern enum iovm1_error host_memory_try_read_byte(struct iovm1_t *vm, iovm1_memory_chip_t c, uint24_t a, uint8_t *b);
+extern enum iovm1_error host_memory_try_read_byte(struct iovm1_t *vm, enum iovm1_memory_chip c, uint24_t a, uint8_t *b);
 
 // send a program-end message to the client
 extern void host_send_end(struct iovm1_t *vm);
@@ -291,7 +289,7 @@ struct iovm1_t {
         // read
         struct {
             enum iovm1_opstate os;
-            iovm1_memory_chip_t c;
+            enum iovm1_memory_chip c;
             uint24_t a;
             uint8_t l_raw;
             int l;
@@ -299,7 +297,7 @@ struct iovm1_t {
         // write
         struct {
             enum iovm1_opstate os;
-            iovm1_memory_chip_t c;
+            enum iovm1_memory_chip c;
             uint24_t a;
             uint8_t l_raw;
             int l;
@@ -309,7 +307,7 @@ struct iovm1_t {
         // wait
         struct {
             enum iovm1_opstate os;
-            iovm1_memory_chip_t c;
+            enum iovm1_memory_chip c;
             uint24_t a;
             uint8_t v;
             uint8_t k;
@@ -351,7 +349,7 @@ static inline bool iovm1_memory_cmp(enum iovm1_cmp_operator q, uint8_t a, uint8_
 
 // tests the read byte `b` with the current wait operation's comparison function and bit mask
 static inline bool iovm1_memory_wait_test_byte(struct iovm1_t *vm, uint8_t a) {
-    return iovm1_memory_cmp(vm->wa.q & 7, a & vm->wa.k, vm->wa.v);
+    return iovm1_memory_cmp(vm->wa.q, a & vm->wa.k, vm->wa.v);
 }
 
 #ifdef __cplusplus
diff --git a/test.c b/test.c
index c62d8b2..7969478 100644
--- a/test.c
+++ b/test.c
@@ -18,7 +18,7 @@ int tests_failed = 0;
 ///////////////////////////////////////////////////////////////////////////////////////////
 
 struct fake {
-    iovm1_memory_chip_t c;
+    enum iovm1_memory_chip c;
     uint24_t a;
 
     uint8_t l;
@@ -39,7 +39,7 @@ void fake_init_test(struct iovm1_t *vm) {
 // host interface implementation:
 
 // initialize memory controller to point at specific memory chip and a starting address within it
-enum iovm1_error host_memory_init(struct iovm1_t *vm, iovm1_memory_chip_t c, uint24_t a) {
+enum iovm1_error host_memory_init(struct iovm1_t *vm, enum iovm1_memory_chip c, uint24_t a) {
     fake_host.c = c;
     fake_host.a = a;
     return IOVM1_SUCCESS;