From: Dave Airlie <airlied@redhat.com>
Date: Tue, 27 Feb 2018 02:34:54 +0000 (+1000)
Subject: ac/shader: fix vertex input with components.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=3401b028df1074a06a7fbc3fb1cda949646ef75d;p=mesa.git

ac/shader: fix vertex input with components.

This fixes:
dEQP-VK.glsl.440.linkage.varying.component.*

Fixes: 1c57a6da5e3 (ac/shader: scan vertex inputs usage mask)
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---

diff --git a/src/amd/common/ac_shader_info.c b/src/amd/common/ac_shader_info.c
index 5ae8a720462..d76fecd2445 100644
--- a/src/amd/common/ac_shader_info.c
+++ b/src/amd/common/ac_shader_info.c
@@ -141,7 +141,7 @@ gather_intrinsic_info(const nir_shader *nir, const nir_intrinsic_instr *instr,
 			if (var->data.mode == nir_var_shader_in) {
 				unsigned idx = var->data.location;
 				uint8_t mask =
-					nir_ssa_def_components_read(&instr->dest.ssa);
+					nir_ssa_def_components_read(&instr->dest.ssa) << var->data.location_frac;
 				info->vs.input_usage_mask[idx] |= mask;
 			}
 		}