[Mesa-dev] [PATCH 3/6] r600g: Add support for reading native instructions from the LLVM bytestream

Tom Stellard tstellar at gmail.com
Thu Apr 26 05:46:54 PDT 2012


---
 src/gallium/drivers/r600/r600_shader.c |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index b4953bb..5dbc4dd 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -405,6 +405,7 @@ static void r600_bytecode_from_byte_stream(struct r600_shader_ctx *ctx,
 				unsigned char * bytes,	unsigned num_bytes)
 {
 	unsigned bytes_read = 0;
+	unsigned i, byte;
 	while (bytes_read < num_bytes) {
 		char inst_type = bytes[bytes_read++];
 		switch (inst_type) {
@@ -420,6 +421,15 @@ static void r600_bytecode_from_byte_stream(struct r600_shader_ctx *ctx,
 			bytes_read = r600_fc_from_byte_stream(ctx, bytes,
 								bytes_read);
 			break;
+		case 3:
+			r600_bytecode_add_cfinst(ctx->bc, CF_NATIVE);
+			for (i = 0; i < 2; i++) {
+				for (byte = 0 ; byte < 4; byte++) {
+					ctx->bc->cf_last->isa[i] |=
+					(bytes[bytes_read++] << (byte * 8));
+				}
+			}
+			break;
 		default:
 			/* XXX: Error here */
 			break;
-- 
1.7.7.6



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