diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2009-06-02 19:20:24 -0400 |
|---|---|---|
| committer | Alex Deucher <alexdeucher@gmail.com> | 2009-06-02 19:20:24 -0400 |
| commit | b55d0dd3baa16bebcbbb5629951098943f55fe74 (patch) | |
| tree | 7e28dfa6cff03e56ca6bee499682d92ccc5110b4 /src | |
| parent | 8e28d64e9c7cdc4d07ffe4a79c9ef9fff4a27df6 (diff) | |
fix an overflow in SPI_VS_OUT_CONFIG
VS must always export at least 1 param.
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/r600/r700_vertprog.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/r600/r700_vertprog.c b/src/mesa/drivers/dri/r600/r700_vertprog.c index a827de197b..ecb72549fe 100644 --- a/src/mesa/drivers/dri/r600/r700_vertprog.c +++ b/src/mesa/drivers/dri/r600/r700_vertprog.c @@ -383,7 +383,7 @@ GLboolean r700SetupVertexProgram(GLcontext * ctx) STACK_SIZE_shift, STACK_SIZE_mask); } - SETfield(r700->SPI_VS_OUT_CONFIG.u32All, vp->r700Shader.nParamExports - 1, + SETfield(r700->SPI_VS_OUT_CONFIG.u32All, vp->r700Shader.nParamExports ? (vp->r700Shader.nParamExports - 1) : 0, VS_EXPORT_COUNT_shift, VS_EXPORT_COUNT_mask); SETfield(r700->SPI_PS_IN_CONTROL_0.u32All, vp->r700Shader.nParamExports, NUM_INTERP_shift, NUM_INTERP_mask); |