[Mesa-dev] [PATCH] r600g/llvm: Add dummy export for vs output

Vincent Lejeune peluche.canard at gmail.com
Fri Jan 25 07:27:06 PST 2013


Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=59588
---
 src/gallium/drivers/r600/r600_llvm.c | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/r600/r600_llvm.c b/src/gallium/drivers/r600/r600_llvm.c
index 32b8e56..913dccc 100644
--- a/src/gallium/drivers/r600/r600_llvm.c
+++ b/src/gallium/drivers/r600/r600_llvm.c
@@ -374,9 +374,27 @@ static void llvm_emit_epilogue(struct lp_build_tgsi_context * bld_base)
 			}
 		}
 	}
+	// Add dummy exports
+	if (ctx->type == TGSI_PROCESSOR_VERTEX) {
+		if (!next_param) {
+			lp_build_intrinsic_unary(base->gallivm->builder, "llvm.R600.store.dummy",
+				LLVMVoidTypeInContext(base->gallivm->context),
+				lp_build_const_int32(base->gallivm, V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PARAM));
+		}
+		if (!(next_pos-60)) {
+			lp_build_intrinsic_unary(base->gallivm->builder, "llvm.R600.store.dummy",
+				LLVMVoidTypeInContext(base->gallivm->context),
+				lp_build_const_int32(base->gallivm, V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_POS));
+		}
+	}
+	if (ctx->type == TGSI_PROCESSOR_FRAGMENT) {
+		if (!has_color) {
+			lp_build_intrinsic_unary(base->gallivm->builder, "llvm.R600.store.dummy",
+				LLVMVoidTypeInContext(base->gallivm->context),
+				lp_build_const_int32(base->gallivm, V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL));
+		}
+	}
 
-	if (!has_color && ctx->type == TGSI_PROCESSOR_FRAGMENT)
-		lp_build_intrinsic(base->gallivm->builder, "llvm.R600.store.pixel.dummy", LLVMVoidTypeInContext(base->gallivm->context), 0, 0);
 }
 
 static void llvm_emit_tex(
-- 
1.8.1



More information about the mesa-dev mailing list