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i965/vec4: Use swizzle() to swizzle immediates during constant propagation.

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Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
This commit is contained in:
Francisco Jerez
2016-02-26 17:20:19 -08:00
parent ff7a2b489e
commit dcf5e19e65
1 changed files with 1 additions and 18 deletions
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19
src/mesa/drivers/dri/i965/brw_vec4_copy_propagation.cpp
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@@ -76,22 +76,6 @@ is_channel_updated(vec4_instruction *inst, src_reg *values[4], int ch)
inst->dst.writemask & (1 << BRW_GET_SWZ(src->swizzle, ch)));
}
static unsigned
swizzle_vf_imm(unsigned vf4, unsigned swizzle)
{
union {
unsigned vf4;
uint8_t vf[4];
} v = { vf4 }, ret;
ret.vf[0] = v.vf[BRW_GET_SWZ(swizzle, 0)];
ret.vf[1] = v.vf[BRW_GET_SWZ(swizzle, 1)];
ret.vf[2] = v.vf[BRW_GET_SWZ(swizzle, 2)];
ret.vf[3] = v.vf[BRW_GET_SWZ(swizzle, 3)];
return ret.vf4;
}
static bool
is_logic_op(enum opcode opcode)
{
@@ -144,8 +128,7 @@ try_constant_propagate(const struct brw_device_info *devinfo,
}
}
if (value.type == BRW_REGISTER_TYPE_VF)
value.ud = swizzle_vf_imm(value.ud, inst->src[arg].swizzle);
value = swizzle(value, inst->src[arg].swizzle);
switch (inst->opcode) {
case BRW_OPCODE_MOV: