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authorDave Airlie <airlied@redhat.com>2015-01-22 15:18:05 +1000
committerDave Airlie <airlied@redhat.com>2015-06-16 12:34:25 +1000
commit0084f9e228d6e441a2b34a85b85f6bcbcec609db (patch)
tree8268488b9cfdd391bc1b8bfdc9611f01ee2450f7
parenta4ba454adea6b53487686f76be49139ca26c50c5 (diff)
tgsi: try and handle overflowing shaders.
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_dump.c10
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_dump.h2
2 files changed, 9 insertions, 3 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_dump.c b/src/gallium/auxiliary/tgsi/tgsi_dump.c
index 0f660a72efa..4147db398af 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_dump.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_dump.c
@@ -683,6 +683,7 @@ struct str_dump_ctx
char *str;
char *ptr;
int left;
+ bool nospace;
};
static void
@@ -705,10 +706,11 @@ str_dump_ctx_printf(struct dump_ctx *ctx, const char *format, ...)
sctx->ptr += written;
sctx->left -= written;
}
- }
+ } else
+ sctx->nospace = true;
}
-void
+int
tgsi_dump_str(
const struct tgsi_token *tokens,
uint flags,
@@ -734,6 +736,7 @@ tgsi_dump_str(
ctx.str[0] = 0;
ctx.ptr = str;
ctx.left = (int)size;
+ ctx.nospace = false;
if (flags & TGSI_DUMP_FLOAT_AS_HEX)
ctx.base.dump_float_as_hex = TRUE;
@@ -741,6 +744,8 @@ tgsi_dump_str(
ctx.base.dump_float_as_hex = FALSE;
tgsi_iterate_shader( tokens, &ctx.base.iter );
+
+ return (ctx.nospace == true) ? -1 : 0;
}
void
@@ -762,6 +767,7 @@ tgsi_dump_instruction_str(
ctx.str[0] = 0;
ctx.ptr = str;
ctx.left = (int)size;
+ ctx.nospace = false;
iter_instruction( &ctx.base.iter, (struct tgsi_full_instruction *)inst );
}
diff --git a/src/gallium/auxiliary/tgsi/tgsi_dump.h b/src/gallium/auxiliary/tgsi/tgsi_dump.h
index bb7f53f6d47..db85e1bdceb 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_dump.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_dump.h
@@ -38,7 +38,7 @@ extern "C" {
#define TGSI_DUMP_FLOAT_AS_HEX (1 << 0)
-void
+int
tgsi_dump_str(
const struct tgsi_token *tokens,
uint flags,