diff options
| author | Marek Olšák <[email protected]> | 2015-03-19 12:14:08 +0100 |
|---|---|---|
| committer | Marek Olšák <[email protected]> | 2015-04-23 16:14:39 +0200 |
| commit | ecc7f2ed910345c4dd0d02ac9c72d69f10ac5572 (patch) | |
| tree | ef7d98dbcd063783b042259100421b59465eb32a /src/gallium/drivers | |
| parent | 125574d1effcb3e3eda93f2b2975bc6cc606df3e (diff) | |
gallium/radeon: don't crash when getting out-of-bounds TEMP references
Reviewed-by: Tom Stellard <[email protected]>
Diffstat (limited to 'src/gallium/drivers')
| -rw-r--r-- | src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c index 18afbcb0a2e..20e506b7c5e 100644 --- a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c +++ b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c @@ -191,6 +191,8 @@ emit_fetch( break; case TGSI_FILE_TEMPORARY: + if (reg->Register.Index >= ctx->temps_count) + return LLVMGetUndef(tgsi2llvmtype(bld_base, type)); if (uses_temp_indirect_addressing(bld_base)) { ptr = lp_get_temp_ptr_soa(bld, reg->Register.Index, swizzle); break; @@ -395,6 +397,8 @@ emit_store( break; case TGSI_FILE_TEMPORARY: + if (range.First + i >= ctx->temps_count) + continue; if (uses_temp_indirect_addressing(bld_base)) temp_ptr = lp_get_temp_ptr_soa(bld, i + range.First, chan_index); else @@ -416,6 +420,8 @@ emit_store( break; case TGSI_FILE_TEMPORARY: + if (reg->Register.Index >= ctx->temps_count) + continue; if (uses_temp_indirect_addressing(bld_base)) { temp_ptr = NULL; break; |