diff options
Diffstat (limited to 'src/gallium/drivers/radeonsi/radeonsi_shader.c')
| -rw-r--r-- | src/gallium/drivers/radeonsi/radeonsi_shader.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/gallium/drivers/radeonsi/radeonsi_shader.c b/src/gallium/drivers/radeonsi/radeonsi_shader.c index 9734ab3ad0d..8c9214933ff 100644 --- a/src/gallium/drivers/radeonsi/radeonsi_shader.c +++ b/src/gallium/drivers/radeonsi/radeonsi_shader.c @@ -357,6 +357,7 @@ static LLVMValueRef fetch_constant( unsigned swizzle) { struct lp_build_context * base = &bld_base->base; + unsigned idx; LLVMValueRef const_ptr; LLVMValueRef offset; @@ -376,8 +377,14 @@ static LLVMValueRef fetch_constant( /* XXX: This assumes that the constant buffer is not packed, so * CONST[0].x will have an offset of 0 and CONST[1].x will have an * offset of 4. */ - offset = lp_build_const_int32(base->gallivm, - (reg->Register.Index * 4) + swizzle); + idx = (reg->Register.Index * 4) + swizzle; + + /* index loads above 255 are currently not supported */ + if (idx > 255) { + assert(0); + idx = 0; + } + offset = lp_build_const_int32(base->gallivm, idx); load = build_indexed_load(base->gallivm, const_ptr, offset); return bitcast(bld_base, type, load); |