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authorDaniel Schürmann <[email protected]>2019-11-12 11:40:28 +0100
committerTimur Kristóf <[email protected]>2019-11-14 17:27:10 +0100
commita1622c1a11bfb7112a856c2ff9b308d0aa3e98b6 (patch)
treedc563b301903e5df508714a1fd5f329e1545f877 /src
parent94e355148f689c86f17cc6dbcb14acc28078fd8e (diff)
aco: use s_and_b64 exec to reduce uniform booleans to one bit
Reviewed-By: Timur Kristóf <[email protected]> Reviewed-by: Rhys Perry <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/amd/compiler/aco_instruction_selection.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/amd/compiler/aco_instruction_selection.cpp b/src/amd/compiler/aco_instruction_selection.cpp
index 7f4618b21e9..ab34a068671 100644
--- a/src/amd/compiler/aco_instruction_selection.cpp
+++ b/src/amd/compiler/aco_instruction_selection.cpp
@@ -354,7 +354,9 @@ Temp as_uniform_bool(isel_context *ctx, Temp val)
assert(val.regClass() == s2);
Builder bld(ctx->program, ctx->block);
/* if we're currently in WQM mode, ensure that the source is also computed in WQM */
- return bld.sopc(aco_opcode::s_cmp_lg_u64, bld.def(s1, scc), Operand(0u), emit_wqm(ctx, val));
+ Temp tmp = bld.tmp(s1);
+ bld.sop2(aco_opcode::s_and_b64, bld.def(s2), bld.scc(Definition(tmp)), val, Operand(exec, s2)).def(1).getTemp();
+ return emit_wqm(ctx, tmp);
}
}