tgsi: move to using vector for system values.

For compute support some of the system values are .xyz types,
so move to using a vector instead of a single channel.

[airlied: squash swizzle fix from compute series].

Reviewed-by: Brian Paul <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>

2 files changed, 2 insertions, 2 deletions

diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c
index e8bb1036420..f6b08bc8ee8 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_exec.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c
@@ -1282,7 +1282,7 @@ fetch_src_file_channel(const struct tgsi_exec_machine *mach,
        * gl_FragCoord, for example, in a sys value register.
        */
       for (i = 0; i < TGSI_QUAD_SIZE; i++) {
-         chan->u[i] = mach->SystemValue[index->i[i]].u[i];
+         chan->u[i] = mach->SystemValue[index->i[i]].xyzw[swizzle].u[i];
       }
       break;
 
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.h b/src/gallium/auxiliary/tgsi/tgsi_exec.h
index 5e554d584cc..b12f7bed9b8 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_exec.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_exec.h
@@ -356,7 +356,7 @@ struct tgsi_exec_machine
 
    /* System values */
    unsigned                      SysSemanticToIndex[TGSI_SEMANTIC_COUNT];
-   union tgsi_exec_channel       SystemValue[TGSI_MAX_MISC_INPUTS];
+   struct tgsi_exec_vector       SystemValue[TGSI_MAX_MISC_INPUTS];
 
    struct tgsi_exec_vector       *Addrs;
    struct tgsi_exec_vector       *Predicates;