diff options
| author | Dave Airlie <[email protected]> | 2015-01-22 15:18:05 +1000 |
|---|---|---|
| committer | Dave Airlie <[email protected]> | 2015-10-23 11:57:56 +1000 |
| commit | 531f5d1270782927911c5c720201e86c6f40182d (patch) | |
| tree | 98d0298dfe7b42bfc4dac91cc7b815ed28ac2e69 /src/gallium/auxiliary/tgsi | |
| parent | 041081dc219dcf7f61748284033c6fd7627acc69 (diff) | |
tgsi: try and handle overflowing shaders. (v2)
This is used to detect error in virgl if we overflow the shader
dumping buffers.
v2: return a bool.
Reviewed-by: Marek Olšák <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
Diffstat (limited to 'src/gallium/auxiliary/tgsi')
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_dump.c | 10 | ||||
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_dump.h | 2 |
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 34707392773..e29ffb39894 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_dump.c +++ b/src/gallium/auxiliary/tgsi/tgsi_dump.c @@ -709,6 +709,7 @@ struct str_dump_ctx char *str; char *ptr; int left; + bool nospace; }; static void @@ -731,10 +732,11 @@ str_dump_ctx_printf(struct dump_ctx *ctx, const char *format, ...) sctx->ptr += written; sctx->left -= written; } - } + } else + sctx->nospace = true; } -void +bool tgsi_dump_str( const struct tgsi_token *tokens, uint flags, @@ -761,6 +763,7 @@ 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; @@ -768,6 +771,8 @@ tgsi_dump_str( ctx.base.dump_float_as_hex = FALSE; tgsi_iterate_shader( tokens, &ctx.base.iter ); + + return !ctx.nospace; } void @@ -790,6 +795,7 @@ 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 6666b983e9c..c3722d333d7 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_dump.h +++ b/src/gallium/auxiliary/tgsi/tgsi_dump.h @@ -40,7 +40,7 @@ extern "C" { #define TGSI_DUMP_FLOAT_AS_HEX (1 << 0) -void +bool tgsi_dump_str( const struct tgsi_token *tokens, uint flags, |