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aco: use v_subrev_f32 for fsub with an sgpr operand in src1 

This fixes an accidentally introduced regression.

Fixes: 9be4be515f ('aco: implement 16-bit nir_op_fsub/nir_op_fadd')
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4633>
This commit is contained in:
Daniel Schürmann 2020-04-19 16:17:04 +01:00 committed by Marge Bot
parent adeef43d15
commit 425558bfd5
1 changed files with 1 additions and 1 deletions
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2
src/amd/compiler/aco_instruction_selection.cpp
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@ -1639,7 +1639,7 @@ void visit_alu_instr(isel_context *ctx, nir_alu_instr *instr)
}
case nir_op_fsub: {
Temp src0 = get_alu_src(ctx, instr->src[0]);
Temp src1 = as_vgpr(ctx, get_alu_src(ctx, instr->src[1]));
Temp src1 = get_alu_src(ctx, instr->src[1]);
if (dst.regClass() == v2b) {
Temp tmp = bld.tmp(v1);
if (src1.type() == RegType::vgpr || src0.type() != RegType::vgpr)