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aco: clobber scc in s_bfe_u32 in get_alu_src()

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Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4639>
This commit is contained in:
Rhys Perry
2020-04-23 17:17:49 +01:00
committed by Marge Bot
parent 78389f4cbc
commit a3dc1441f0
1 changed files with 2 additions and 1 deletions
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src/amd/compiler/aco_instruction_selection.cpp
+2 -1
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@@ -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;
}