From bd2df40a848c2641c70fed5e1a452938dd8eb7cb Mon Sep 17 00:00:00 2001 From: Marek Olšák Date: Tue, 6 May 2014 13:57:31 +0200 Subject: radeon/llvm: add support for non-scalar system values MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The sample position is one of them. Reviewed-by: Michel Dänzer --- src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'src') diff --git a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c index 60ade78b5f2..f8be0df94cf 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); } -- cgit v1.2.3