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panfrost/midgard: Remove imov workaround

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The previous commit fixes the issue this patched around.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
This commit is contained in:
Alyssa Rosenzweig 2019-05-15 01:19:22 +00:00
parent 0a13babdd8
commit 8214aaa3c8
1 changed files with 0 additions and 26 deletions
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26
src/gallium/drivers/panfrost/midgard/midgard_compile.c
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@ -3362,31 +3362,6 @@ midgard_opt_copy_prop_tex(compiler_context *ctx, midgard_block *block)
return progress;
}
/* We don't really understand the imov/fmov split, so always use fmov (but let
* it be imov in the IR so we don't do unsafe floating point "optimizations"
* and break things */
static void
midgard_imov_workaround(compiler_context *ctx, midgard_block *block)
{
mir_foreach_instr_in_block_safe(block, ins) {
if (ins->type != TAG_ALU_4) continue;
if (ins->alu.op != midgard_alu_op_imov) continue;
ins->alu.op = midgard_alu_op_fmov;
ins->alu.outmod = midgard_outmod_none;
/* Remove flags that don't make sense */
midgard_vector_alu_src s =
vector_alu_from_unsigned(ins->alu.src2);
s.mod = 0;
ins->alu.src2 = vector_alu_srco_unsigned(s);
}
}
/* The following passes reorder MIR instructions to enable better scheduling */
static void
@ -3638,7 +3613,6 @@ emit_block(compiler_context *ctx, nir_block *block)
midgard_emit_store(ctx, this_block);
midgard_pair_load_store(ctx, this_block);
midgard_imov_workaround(ctx, this_block);
/* Append fragment shader epilogue (value writeout) */
if (ctx->stage == MESA_SHADER_FRAGMENT) {