From def10cecd18bc41418a41d8130aab31c84874361 Mon Sep 17 00:00:00 2001
From: stijn <stinos@zoho.com>
Date: Wed, 18 Jun 2014 10:20:41 +0200
Subject: [PATCH] gc: Keep debug statements at beginning of scope where
possible
---
py/gc.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/py/gc.c b/py/gc.c
index 2f60ce50d..d78b70a9c 100644
--- a/py/gc.c
+++ b/py/gc.c
@@ -40,7 +40,7 @@
#if MICROPY_ENABLE_GC
-#if 0 // print debugging info
+#if 1 // print debugging info
#define DEBUG_PRINT (1)
#define DEBUG_printf DEBUG_printf
#else // don't print debugging info
@@ -113,6 +113,7 @@ STATIC machine_uint_t gc_lock_depth;
void gc_init(void *start, void *end) {
// align end pointer on block boundary
end = (void*)((machine_uint_t)end & (~(BYTES_PER_BLOCK - 1)));
+ DEBUG_printf("Initializing GC heap: %p..%p = " UINT_FMT " bytes\n", start, end, (byte*)end - (byte*)start);
// calculate parameters for GC (T=total, A=alloc table, F=finaliser table, P=pool; all in bytes):
// T = A + F + P
@@ -120,7 +121,6 @@ void gc_init(void *start, void *end) {
// P = A * BLOCKS_PER_ATB * BYTES_PER_BLOCK
// => T = A * (1 + BLOCKS_PER_ATB / BLOCKS_PER_FTB + BLOCKS_PER_ATB * BYTES_PER_BLOCK)
machine_uint_t total_byte_len = (byte*)end - (byte*)start;
- DEBUG_printf("Initializing GC heap: %p..%p = " UINT_FMT " bytes\n", start, end, total_byte_len);
#if MICROPY_ENABLE_FINALISER
gc_alloc_table_byte_len = total_byte_len * BITS_PER_BYTE / (BITS_PER_BYTE + BITS_PER_BYTE * BLOCKS_PER_ATB / BLOCKS_PER_FTB + BITS_PER_BYTE * BLOCKS_PER_ATB * BYTES_PER_BLOCK);
#else
@@ -348,6 +348,7 @@ void gc_info(gc_info_t *info) {
void *gc_alloc(machine_uint_t n_bytes, bool has_finaliser) {
machine_uint_t n_blocks = ((n_bytes + BYTES_PER_BLOCK - 1) & (~(BYTES_PER_BLOCK - 1))) / BYTES_PER_BLOCK;
+ DEBUG_printf("gc_alloc(" UINT_FMT " bytes -> " UINT_FMT " blocks)\n", n_bytes, n_blocks);
// check if GC is locked
if (gc_lock_depth > 0) {
@@ -401,7 +402,7 @@ found:
// get pointer to first block
void *ret_ptr = (void*)(gc_pool_start + start_block * WORDS_PER_BLOCK);
- DEBUG_printf("gc_alloc(" UINT_FMT " bytes -> " UINT_FMT " blocks ptr %p)\n", n_bytes, n_blocks, ret_ptr);
+ DEBUG_printf("gc_alloc(%p)\n", ret_ptr);
// zero out the additional bytes of the newly allocated blocks
// This is needed because the blocks may have previously held pointers
--
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