Module: Mesa Branch: master Commit: bd2df40a848c2641c70fed5e1a452938dd8eb7cb URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=bd2df40a848c2641c70fed5e1a452938dd8eb7cb
Author: Marek Olšák <[email protected]> Date: Tue May 6 13:57:31 2014 +0200 radeon/llvm: add support for non-scalar system values The sample position is one of them. Reviewed-by: Michel Dänzer <[email protected]> --- src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c index 60ade78..f8be0df 100644 --- a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c +++ b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c @@ -218,7 +218,13 @@ static LLVMValueRef fetch_system_value( unsigned swizzle) { struct radeon_llvm_context * ctx = radeon_llvm_context(bld_base); + struct gallivm_state *gallivm = bld_base->base.gallivm; + LLVMValueRef cval = ctx->system_values[reg->Register.Index]; + if (LLVMGetTypeKind(LLVMTypeOf(cval)) == LLVMVectorTypeKind) { + cval = LLVMBuildExtractElement(gallivm->builder, cval, + lp_build_const_int32(gallivm, swizzle), ""); + } return bitcast(bld_base, type, cval); } _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
