radeonsi: remove constant index limitation v3

With the llvm patches, fixing 14 piglit tests in total.

v2: increase the const limit
v3: document the const limit

Signed-off-by: Christian König <[email protected]>
Reviewed-by: Michel Dänzer <[email protected]>

2 files changed, 1 insertions, 7 deletions

diff --git a/src/gallium/drivers/radeonsi/radeonsi_pipe.c b/src/gallium/drivers/radeonsi/radeonsi_pipe.c
index 744dac4be0c..acf3e2d77a1 100644
--- a/src/gallium/drivers/radeonsi/radeonsi_pipe.c
+++ b/src/gallium/drivers/radeonsi/radeonsi_pipe.c
@@ -456,7 +456,7 @@ static int r600_get_shader_param(struct pipe_screen* pscreen, unsigned shader, e
 		/* FIXME Isn't this equal to TEMPS? */
 		return 1; /* Max native address registers */
 	case PIPE_SHADER_CAP_MAX_CONSTS:
-		return 64;
+		return 4096; /* actually only memory limits this */
 	case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
 		return 1;
 	case PIPE_SHADER_CAP_MAX_PREDS:
diff --git a/src/gallium/drivers/radeonsi/radeonsi_shader.c b/src/gallium/drivers/radeonsi/radeonsi_shader.c
index 1556a0768b1..7e61560369d 100644
--- a/src/gallium/drivers/radeonsi/radeonsi_shader.c
+++ b/src/gallium/drivers/radeonsi/radeonsi_shader.c
@@ -455,12 +455,6 @@ static LLVMValueRef fetch_constant(
 	 * CONST[0].x will have an offset of 0 and CONST[1].x will have an
 	 * offset of 4. */
 	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);