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authorFrancisco Jerez <[email protected]>2015-07-13 15:42:20 +0300
committerFrancisco Jerez <[email protected]>2015-07-29 14:12:47 +0300
commit8fbb3d3569e6d353dee6e558eb9fd961b5a8a12c (patch)
tree5fbbf6ad88472113f79ebf1ec14d90af8fa89d3f /src/mesa
parent33deff4f0582d2c073d34d4d6ec8344d2b1fbf7d (diff)
i965/fs: Use exec_size instead of dispatch_width to determine the message variant.
dispatch_width is global for a single compilation and doesn't necessarily match the desired execution width if we had to lower the original full-width instruction due to hardware limitations. These were all inside a Gen4-specific branch so this patch shouldn't have any effect on more recent hardware. Reviewed-by: Jason Ekstrand <[email protected]> Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs_generator.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_generator.cpp b/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
index a176fcf9c41..811fb738058 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
@@ -655,7 +655,7 @@ fs_generator::generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src
/* Note that G45 and older determines shadow compare and dispatch width
* from message length for most messages.
*/
- if (dispatch_width == 8) {
+ if (inst->exec_size == 8) {
msg_type = BRW_SAMPLER_MESSAGE_SIMD8_SAMPLE;
if (inst->shadow_compare) {
assert(inst->mlen == 6);
@@ -674,7 +674,7 @@ fs_generator::generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src
break;
case FS_OPCODE_TXB:
if (inst->shadow_compare) {
- assert(dispatch_width == 8);
+ assert(inst->exec_size == 8);
assert(inst->mlen == 6);
msg_type = BRW_SAMPLER_MESSAGE_SIMD8_SAMPLE_BIAS_COMPARE;
} else {
@@ -685,7 +685,7 @@ fs_generator::generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src
break;
case SHADER_OPCODE_TXL:
if (inst->shadow_compare) {
- assert(dispatch_width == 8);
+ assert(inst->exec_size == 8);
assert(inst->mlen == 6);
msg_type = BRW_SAMPLER_MESSAGE_SIMD8_SAMPLE_LOD_COMPARE;
} else {
@@ -696,7 +696,7 @@ fs_generator::generate_tex(fs_inst *inst, struct brw_reg dst, struct brw_reg src
break;
case SHADER_OPCODE_TXD:
/* There is no sample_d_c message; comparisons are done manually */
- assert(dispatch_width == 8);
+ assert(inst->exec_size == 8);
assert(inst->mlen == 7 || inst->mlen == 10);
msg_type = BRW_SAMPLER_MESSAGE_SIMD8_SAMPLE_GRADIENTS;
break;