Mesa (master): aco: clobber scc in s_bfe_u32 in get_alu_src()
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Fri Apr 24 19:01:31 UTC 2020
Module: Mesa
Branch: master
Commit: a3dc1441f01e575d612fdbf900518a3a81df94ac
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=a3dc1441f01e575d612fdbf900518a3a81df94ac
Author: Rhys Perry <pendingchaos02 at gmail.com>
Date: Thu Apr 23 17:17:49 2020 +0100
aco: clobber scc in s_bfe_u32 in get_alu_src()
Signed-off-by: Rhys Perry <pendingchaos02 at gmail.com>
Reviewed-by: Daniel Schürmann <daniel at schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4639>
---
src/amd/compiler/aco_instruction_selection.cpp | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/amd/compiler/aco_instruction_selection.cpp b/src/amd/compiler/aco_instruction_selection.cpp
index f2fbfa46851..4366e8b2362 100644
--- a/src/amd/compiler/aco_instruction_selection.cpp
+++ b/src/amd/compiler/aco_instruction_selection.cpp
@@ -501,10 +501,11 @@ Temp get_alu_src(struct isel_context *ctx, nir_alu_src src, unsigned size=1)
return vec;
Temp dst{ctx->program->allocateId(), s1};
- aco_ptr<SOP2_instruction> bfe{create_instruction<SOP2_instruction>(aco_opcode::s_bfe_u32, Format::SOP2, 2, 1)};
+ aco_ptr<SOP2_instruction> bfe{create_instruction<SOP2_instruction>(aco_opcode::s_bfe_u32, Format::SOP2, 2, 2)};
bfe->operands[0] = Operand(vec);
bfe->operands[1] = Operand(uint32_t((src.src.ssa->bit_size << 16) | (src.src.ssa->bit_size * swizzle)));
bfe->definitions[0] = Definition(dst);
+ bfe->definitions[1] = Definition(ctx->program->allocateId(), scc, s1);
ctx->block->instructions.emplace_back(std::move(bfe));
return dst;
}
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