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authorMatt Turner <[email protected]>2015-06-22 10:59:33 -0700
committerMatt Turner <[email protected]>2015-06-23 12:24:42 -0700
commita49328d58d1e3e143f9434976d9f3574acefc4ea (patch)
treed13d0279d599369d21896a85a48272e84ea643eb /src/mesa
parent3fa9bb81ec8b21f472de32e08d0caf917239da08 (diff)
i965/fs: Don't mess up stride for uniform integer multiplication.
If the stride is 0, the source is a uniform and we should not modify the stride. Cc: "10.6" <[email protected]> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=91047 Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs.cpp20
1 files changed, 16 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index 5563c5aa76c..903624c97cf 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -3196,10 +3196,16 @@ fs_visitor::lower_integer_multiplication()
src1_1_w.fixed_hw_reg.dw1.ud >>= 16;
} else {
src1_0_w.type = BRW_REGISTER_TYPE_UW;
- src1_0_w.stride = 2;
+ if (src1_0_w.stride != 0) {
+ assert(src1_0_w.stride == 1);
+ src1_0_w.stride = 2;
+ }
src1_1_w.type = BRW_REGISTER_TYPE_UW;
- src1_1_w.stride = 2;
+ if (src1_1_w.stride != 0) {
+ assert(src1_1_w.stride == 1);
+ src1_1_w.stride = 2;
+ }
src1_1_w.subreg_offset += type_sz(BRW_REGISTER_TYPE_UW);
}
ibld.MUL(low, inst->src[0], src1_0_w);
@@ -3209,10 +3215,16 @@ fs_visitor::lower_integer_multiplication()
fs_reg src0_1_w = inst->src[0];
src0_0_w.type = BRW_REGISTER_TYPE_UW;
- src0_0_w.stride = 2;
+ if (src0_0_w.stride != 0) {
+ assert(src0_0_w.stride == 1);
+ src0_0_w.stride = 2;
+ }
src0_1_w.type = BRW_REGISTER_TYPE_UW;
- src0_1_w.stride = 2;
+ if (src0_1_w.stride != 0) {
+ assert(src0_1_w.stride == 1);
+ src0_1_w.stride = 2;
+ }
src0_1_w.subreg_offset += type_sz(BRW_REGISTER_TYPE_UW);
ibld.MUL(low, src0_0_w, inst->src[1]);