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i965/vec4: split VEC4_OPCODE_FROM_DOUBLE into one opcode per destination's type

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This way we can set the destination type as double to all these new opcodes,
avoiding any optimizer's confusion that was happening before.

Signed-off-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
[ Francisco Jerez: Drop no_spill workaround originally needed due to
  the bogus destination type of VEC4_OPCODE_FROM_DOUBLE. ]
Reviewed-by: Francisco Jerez <currojerez@riseup.net>
This commit is contained in:
Samuel Iglesias Gonsálvez
2017-03-24 08:46:13 +01:00
committed by Francisco Jerez
parent 50a5217637
commit 6e3265eae5
7 changed files with 60 additions and 27 deletions
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4
src/intel/compiler/brw_vec4_copy_propagation.cpp
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@@ -293,7 +293,9 @@ static bool
is_align1_opcode(unsigned opcode)
{
switch (opcode) {
case VEC4_OPCODE_FROM_DOUBLE:
case VEC4_OPCODE_DOUBLE_TO_F32:
case VEC4_OPCODE_DOUBLE_TO_D32:
case VEC4_OPCODE_DOUBLE_TO_U32:
case VEC4_OPCODE_TO_DOUBLE:
case VEC4_OPCODE_PICK_LOW_32BIT:
case VEC4_OPCODE_PICK_HIGH_32BIT: