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freedreno: a2xx: fix fneg/fabs/fsat opcodes 

Previously we would get a fmov with modifiers, but now that mov has no type
these opcodes need to be supported.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Reviewed-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Jonathan Marek 2019-08-01 14:43:12 -04:00
parent 43dbd7d603
commit 257957b026
1 changed files with 12 additions and 0 deletions
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12
src/gallium/drivers/freedreno/a2xx/ir2_nir.c
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@ -286,6 +286,9 @@ instr_create_alu(struct ir2_context *ctx, nir_op opcode, unsigned ncomp)
[0 ... nir_num_opcodes - 1] = {-1, -1},
[nir_op_mov] = {MAXs, MAXv},
[nir_op_fneg] = {MAXs, MAXv},
[nir_op_fabs] = {MAXs, MAXv},
[nir_op_fsat] = {MAXs, MAXv},
[nir_op_fsign] = {-1, CNDGTEv},
[nir_op_fadd] = {ADDs, ADDv},
[nir_op_fsub] = {ADDs, ADDv},
@ -428,6 +431,15 @@ emit_alu(struct ir2_context *ctx, nir_alu_instr * alu)
/* workarounds for NIR ops that don't map directly to a2xx ops */
switch (alu->op) {
case nir_op_fneg:
instr->src[0].negate = 1;
break;
case nir_op_fabs:
instr->src[0].abs = 1;
break;
case nir_op_fsat:
instr->alu.saturate = 1;
break;
case nir_op_slt:
tmp = instr->src[0];
instr->src[0] = instr->src[1];