From 81c5f8e750fcda6a2451fb54604130431434f88f Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Sat, 17 Aug 2019 02:57:08 +0200
Subject: Implement more instructions, implement function parameters and
 arguments

---
 src/std/arena_allocator.c | 9 ++++-----
 src/std/buffer.c          | 1 +
 src/std/buffer_view.c     | 5 +++++
 3 files changed, 10 insertions(+), 5 deletions(-)

(limited to 'src/std')

diff --git a/src/std/arena_allocator.c b/src/std/arena_allocator.c
index 14787f1..73111dd 100644
--- a/src/std/arena_allocator.c
+++ b/src/std/arena_allocator.c
@@ -67,8 +67,7 @@ static CHECK_RESULT int arena_allocator_ensure_capacity_for(ArenaAllocator *self
 }
 
 static void* align_ptr_ceil(void *ptr, uintptr_t alignment) {
-    uintptr_t ptrval;
-    ptrval = (uintptr_t)ptr;
+    const uintptr_t ptrval = (uintptr_t)ptr;
     return (void*)((ptrval + alignment + 1) & ~(alignment - 1));
 }
 
@@ -76,7 +75,7 @@ static usize align_ptr_ceil_offset(void *ptr, uintptr_t alignment) {
     return (uintptr_t)align_ptr_ceil(ptr, alignment) - (uintptr_t)ptr;
 }
 
-#define SCOPED_ALLOC_ALIGNMENT 8
+#define ALLOC_ALIGNMENT 8
 
 int arena_allocator_alloc(ArenaAllocator *self, usize size, void **mem) {
     ArenaAllocatorNode *current;
@@ -89,14 +88,14 @@ int arena_allocator_alloc(ArenaAllocator *self, usize size, void **mem) {
         return -1;
     }
 
-    alloc_size = size + align_ptr_ceil_offset(self->current->data + self->current->size, SCOPED_ALLOC_ALIGNMENT);
+    alloc_size = size + align_ptr_ceil_offset(self->current->data + self->current->size, ALLOC_ALIGNMENT);
     return_if_error(arena_allocator_ensure_capacity_for(self, alloc_size));
     /* Reallocated (new node created) */
     if(self->current != current) {
         *mem = self->current->data;
         self->current->size += size;
     } else {
-        *mem = align_ptr_ceil(self->current->data + self->current->size, SCOPED_ALLOC_ALIGNMENT);
+        *mem = align_ptr_ceil(self->current->data + self->current->size, ALLOC_ALIGNMENT);
         self->current->size += alloc_size;
     }
     return 0;
diff --git a/src/std/buffer.c b/src/std/buffer.c
index 0e4ca89..93e8558 100644
--- a/src/std/buffer.c
+++ b/src/std/buffer.c
@@ -48,6 +48,7 @@ static CHECK_RESULT int buffer_ensure_capacity(Buffer *self, usize new_capacity)
     
     self->data = new_mem;
     self->capacity = capacity;
+    /* Update list of buffers in the allocator with the new address of the buffer data */
     if(self->allocator)
         am_memcpy(self->allocator->mems.data + sizeof(void*) * self->allocator_index, &self->data, sizeof(void*));
     return BUFFER_OK;
diff --git a/src/std/buffer_view.c b/src/std/buffer_view.c
index 8ddfab9..f2d79c0 100644
--- a/src/std/buffer_view.c
+++ b/src/std/buffer_view.c
@@ -1,4 +1,5 @@
 #include "../../include/std/buffer_view.h"
+#include "../../include/std/mem.h"
 
 BufferView create_buffer_view_null() {
     BufferView buffer_view;
@@ -13,3 +14,7 @@ BufferView create_buffer_view(const char *data, usize size) {
     buffer_view.size = size;
     return buffer_view;
 }
+
+bool buffer_view_equals(const BufferView *self, const BufferView *other) {
+    return self->size == other->size && am_memeql(self->data, other->data, self->size);
+}
-- 
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