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authorSven Tennie <sven.tennie@gmail.com>2020-09-23 14:54:25 +0200
committerMarge Bot <ben+marge-bot@smart-cactus.org>2020-09-25 21:13:19 -0400
commit516062366ed1957e499f27dfc6b685a073a18400 (patch)
tree2c49d8fe97a7768eb67e56dc0f22899f2a31aa8c
parent4a1b89a40d553213c9722207608a07f8a4c07545 (diff)
downloadhaskell-516062366ed1957e499f27dfc6b685a073a18400.tar.gz
Print RET_BIG stack closures
A RET_BIG closure has a large bitmap that describes it's payload and can be printed with printLargeBitmap(). Additionally, the output for payload closures of small and big bitmaps is changed: printObj() is used to print a bit more information about what's on the stack.
-rw-r--r--rts/Printer.c20
1 files changed, 13 insertions, 7 deletions
diff --git a/rts/Printer.c b/rts/Printer.c
index b0e583d3f2..ef9a52719b 100644
--- a/rts/Printer.c
+++ b/rts/Printer.c
@@ -476,7 +476,8 @@ printSmallBitmap( StgPtr spBottom, StgPtr payload, StgWord bitmap,
debugBelch(" stk[%ld] (%p) = ", (long)(spBottom-(payload+i)), payload+i);
if ((bitmap & 1) == 0) {
printPtr((P_)payload[i]);
- debugBelch("\n");
+ debugBelch(" -- ");
+ printObj((StgClosure*) payload[i]);
} else {
debugBelch("Word# %" FMT_Word "\n", (W_)payload[i]);
}
@@ -498,7 +499,8 @@ printLargeBitmap( StgPtr spBottom, StgPtr payload, StgLargeBitmap* large_bitmap,
debugBelch(" stk[%" FMT_Word "] (%p) = ", (W_)(spBottom-(payload+i)), payload+i);
if ((bitmap & 1) == 0) {
printPtr((P_)payload[i]);
- debugBelch("\n");
+ debugBelch(" -- ");
+ printObj((StgClosure*) payload[i]);
} else {
debugBelch("Word# %" FMT_Word "\n", (W_)payload[i]);
}
@@ -509,7 +511,6 @@ printLargeBitmap( StgPtr spBottom, StgPtr payload, StgLargeBitmap* large_bitmap,
void
printStackChunk( StgPtr sp, StgPtr spBottom )
{
- StgWord bitmap;
const StgInfoTable *info;
ASSERT(sp <= spBottom);
@@ -587,7 +588,7 @@ printStackChunk( StgPtr sp, StgPtr spBottom )
} else {
debugBelch("RET_SMALL (%p)\n", info);
}
- bitmap = info->layout.bitmap;
+ StgWord bitmap = info->layout.bitmap;
printSmallBitmap(spBottom, sp+1,
BITMAP_BITS(bitmap), BITMAP_SIZE(bitmap));
continue;
@@ -605,8 +606,13 @@ printStackChunk( StgPtr sp, StgPtr spBottom )
}
case RET_BIG:
- barf("todo");
-
+ debugBelch("RET_BIG (%p)\n", sp);
+ StgLargeBitmap* bitmap = GET_LARGE_BITMAP(info);
+ printLargeBitmap(spBottom,
+ (StgPtr)((StgClosure *) sp)->payload,
+ bitmap,
+ bitmap->size);
+ continue;
case RET_FUN:
{
const StgFunInfoTable *fun_info;
@@ -697,7 +703,7 @@ void printLargeAndPinnedObjects()
for (uint32_t cap_idx = 0; cap_idx < n_capabilities; ++cap_idx) {
Capability *cap = capabilities[cap_idx];
- debugBelch("Capability %d: Current pinned object block: %p\n",
+ debugBelch("Capability %d: Current pinned object block: %p\n",
cap_idx, (void*)cap->pinned_object_block);
for (bdescr *bd = cap->pinned_object_blocks; bd; bd = bd->link) {
debugBelch("%p\n", (void*)bd);